diff --git a/core-java-collections/pom.xml b/core-java-collections/pom.xml index 1290419a6a..92e4278593 100644 --- a/core-java-collections/pom.xml +++ b/core-java-collections/pom.xml @@ -53,15 +53,27 @@ ${junit.platform.version} test + + org.openjdk.jmh + jmh-core + ${openjdk.jmh.version} + + + org.openjdk.jmh + jmh-generator-annprocess + ${openjdk.jmh.version} + + + 1.19 1.2.0 3.5 4.1 4.01 1.7.0 3.6.1 - 9.2.0 + 7.1.0 diff --git a/core-java-collections/src/main/java/com/baeldung/performance/CollectionsBenchmark.java b/core-java-collections/src/main/java/com/baeldung/performance/CollectionsBenchmark.java new file mode 100644 index 0000000000..921e1608ea --- /dev/null +++ b/core-java-collections/src/main/java/com/baeldung/performance/CollectionsBenchmark.java @@ -0,0 +1,59 @@ +package com.baeldung.performance; + +import org.openjdk.jmh.annotations.*; +import org.openjdk.jmh.runner.Runner; +import org.openjdk.jmh.runner.options.Options; +import org.openjdk.jmh.runner.options.OptionsBuilder; + +import java.util.ArrayList; +import java.util.HashSet; +import java.util.List; +import java.util.Set; +import java.util.concurrent.TimeUnit; + +@BenchmarkMode(Mode.AverageTime) +@OutputTimeUnit(TimeUnit.NANOSECONDS) +@Warmup(iterations = 5) +public class CollectionsBenchmark { + + @State(Scope.Thread) + public static class MyState { + private Set employeeSet = new HashSet<>(); + private List employeeList = new ArrayList<>(); + + private long iterations = 10000; + + private Employee employee = new Employee(100L, "Harry"); + + @Setup(Level.Trial) + public void setUp() { + + for (long i = 0; i < iterations; i++) { + employeeSet.add(new Employee(i, "John")); + employeeList.add(new Employee(i, "John")); + } + + employeeList.add(employee); + employeeSet.add(employee); + } + } + + @Benchmark + public boolean testArrayList(MyState state) { + return state.employeeList.contains(state.employee); + } + + @Benchmark + public boolean testHashSet(MyState state) { + return state.employeeSet.contains(state.employee); + } + + public static void main(String[] args) throws Exception { + Options options = new OptionsBuilder() + .include(CollectionsBenchmark.class.getSimpleName()).threads(1) + .forks(1).shouldFailOnError(true) + .shouldDoGC(true) + .jvmArgs("-server").build(); + new Runner(options).run(); + } +} diff --git a/core-java-collections/src/main/java/com/baeldung/performance/Employee.java b/core-java-collections/src/main/java/com/baeldung/performance/Employee.java new file mode 100644 index 0000000000..daa68ae2f1 --- /dev/null +++ b/core-java-collections/src/main/java/com/baeldung/performance/Employee.java @@ -0,0 +1,31 @@ +package com.baeldung.performance; + +public class Employee { + + private Long id; + private String name; + + public Employee(Long id, String name) { + this.name = name; + this.id = id; + } + + @Override + public boolean equals(Object o) { + if (this == o) return true; + if (o == null || getClass() != o.getClass()) return false; + + Employee employee = (Employee) o; + + if (!id.equals(employee.id)) return false; + return name.equals(employee.name); + + } + + @Override + public int hashCode() { + int result = id.hashCode(); + result = 31 * result + name.hashCode(); + return result; + } +} diff --git a/core-java-collections/src/test/java/com/baeldung/collection/StreamOperateAndRemoveUnitTest.java b/core-java-collections/src/test/java/com/baeldung/collection/StreamOperateAndRemoveUnitTest.java new file mode 100644 index 0000000000..202fe00017 --- /dev/null +++ b/core-java-collections/src/test/java/com/baeldung/collection/StreamOperateAndRemoveUnitTest.java @@ -0,0 +1,78 @@ +package com.baeldung.collection; + +import java.util.ArrayList; +import java.util.List; +import java.util.stream.Collectors; + +import org.junit.Assert; +import org.junit.Before; +import org.junit.Test; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +public class StreamOperateAndRemoveUnitTest { + + private List itemList; + + @Before + public void setup() { + + itemList = new ArrayList<>(); + for (int i = 0; i < 10; i++) { + itemList.add(new Item(i)); + } + } + + @Test + public void givenAListOf10Items_whenFilteredForQualifiedItems_thenFilteredListContains5Items() { + + final List filteredList = itemList.stream().filter(item -> item.isQualified()) + .collect(Collectors.toList()); + + Assert.assertEquals(5, filteredList.size()); + } + + @Test + public void givenAListOf10Items_whenOperateAndRemoveQualifiedItemsUsingRemoveIf_thenListContains5Items() { + + itemList.stream().filter(item -> item.isQualified()).forEach(item -> item.operate()); + itemList.removeIf(item -> item.isQualified()); + + Assert.assertEquals(5, itemList.size()); + } + + @Test + public void givenAListOf10Items_whenOperateAndRemoveQualifiedItemsUsingRemoveAll_thenListContains5Items() { + + final List operatedList = new ArrayList<>(); + itemList.stream().filter(item -> item.isQualified()).forEach(item -> { + item.operate(); + operatedList.add(item); + }); + itemList.removeAll(operatedList); + + Assert.assertEquals(5, itemList.size()); + } + + class Item { + + private final Logger logger = LoggerFactory.getLogger(this.getClass().getName()); + + private final int value; + + public Item(final int value) { + + this.value = value; + } + + public boolean isQualified() { + + return value % 2 == 0; + } + + public void operate() { + + logger.info("Even Number: " + this.value); + } + } +} \ No newline at end of file diff --git a/core-java-io/src/main/java/com/baeldung/fileparser/BufferedReaderExample.java b/core-java-io/src/main/java/com/baeldung/fileparser/BufferedReaderExample.java new file mode 100644 index 0000000000..45ff486a79 --- /dev/null +++ b/core-java-io/src/main/java/com/baeldung/fileparser/BufferedReaderExample.java @@ -0,0 +1,24 @@ +package com.baeldung.fileparser; + +import java.io.BufferedReader; +import java.io.FileReader; +import java.io.IOException; +import java.util.ArrayList; + +public class BufferedReaderExample { + + protected static ArrayList generateArrayListFromFile(String filename) throws IOException { + + ArrayList result = new ArrayList<>(); + + try (BufferedReader br = new BufferedReader(new FileReader(filename))) { + + while (br.ready()) { + result.add(br.readLine()); + } + return result; + } + + } + +} diff --git a/core-java-io/src/main/java/com/baeldung/fileparser/FileReaderExample.java b/core-java-io/src/main/java/com/baeldung/fileparser/FileReaderExample.java new file mode 100644 index 0000000000..f9dd2a9ec5 --- /dev/null +++ b/core-java-io/src/main/java/com/baeldung/fileparser/FileReaderExample.java @@ -0,0 +1,31 @@ +package com.baeldung.fileparser; + +import java.io.FileReader; +import java.io.IOException; +import java.util.ArrayList; + +public class FileReaderExample { + + protected static ArrayList generateArrayListFromFile(String filename) throws IOException { + + ArrayList result = new ArrayList<>(); + + try (FileReader f = new FileReader(filename)) { + StringBuffer sb = new StringBuffer(); + while (f.ready()) { + char c = (char) f.read(); + if (c == '\n') { + result.add(sb.toString()); + sb = new StringBuffer(); + } else { + sb.append(c); + } + } + if (sb.length() > 0) { + result.add(sb.toString()); + } + } + + return result; + } +} diff --git a/core-java-io/src/main/java/com/baeldung/fileparser/FilesReadLinesExample.java b/core-java-io/src/main/java/com/baeldung/fileparser/FilesReadLinesExample.java new file mode 100644 index 0000000000..8e74f7d386 --- /dev/null +++ b/core-java-io/src/main/java/com/baeldung/fileparser/FilesReadLinesExample.java @@ -0,0 +1,18 @@ +package com.baeldung.fileparser; + +import java.io.IOException; +import java.nio.file.Files; +import java.nio.file.Paths; +import java.util.ArrayList; +import java.util.List; + +public class FilesReadLinesExample { + + protected static ArrayList generateArrayListFromFile(String filename) throws IOException { + + List result = Files.readAllLines(Paths.get(filename)); + + return (ArrayList) result; + } + +} diff --git a/core-java-io/src/main/java/com/baeldung/fileparser/ScannerIntExample.java b/core-java-io/src/main/java/com/baeldung/fileparser/ScannerIntExample.java new file mode 100644 index 0000000000..25d17af4ea --- /dev/null +++ b/core-java-io/src/main/java/com/baeldung/fileparser/ScannerIntExample.java @@ -0,0 +1,24 @@ +package com.baeldung.fileparser; + +import java.io.FileReader; +import java.io.IOException; +import java.util.ArrayList; +import java.util.Scanner; + +public class ScannerIntExample { + + protected static ArrayList generateArrayListFromFile(String filename) throws IOException { + + ArrayList result = new ArrayList<>(); + + try (Scanner s = new Scanner(new FileReader(filename))) { + + while (s.hasNext()) { + result.add(s.nextInt()); + } + return result; + } + + } + +} diff --git a/core-java-io/src/main/java/com/baeldung/fileparser/ScannerStringExample.java b/core-java-io/src/main/java/com/baeldung/fileparser/ScannerStringExample.java new file mode 100644 index 0000000000..ec213c9490 --- /dev/null +++ b/core-java-io/src/main/java/com/baeldung/fileparser/ScannerStringExample.java @@ -0,0 +1,24 @@ +package com.baeldung.fileparser; + +import java.io.FileReader; +import java.io.IOException; +import java.util.ArrayList; +import java.util.Scanner; + +public class ScannerStringExample { + + protected static ArrayList generateArrayListFromFile(String filename) throws IOException { + + ArrayList result = new ArrayList<>(); + + try (Scanner s = new Scanner(new FileReader(filename))) { + + while (s.hasNext()) { + result.add(s.nextLine()); + } + return result; + } + + } + +} diff --git a/core-java-io/src/test/java/com/baeldung/fileparser/BufferedReaderUnitTest.java b/core-java-io/src/test/java/com/baeldung/fileparser/BufferedReaderUnitTest.java new file mode 100644 index 0000000000..78f900d796 --- /dev/null +++ b/core-java-io/src/test/java/com/baeldung/fileparser/BufferedReaderUnitTest.java @@ -0,0 +1,19 @@ +package com.baeldung.fileparser; + +import static org.junit.Assert.assertTrue; + +import java.io.IOException; +import java.util.List; + +import org.junit.Test; + +public class BufferedReaderUnitTest { + + protected static final String TEXT_FILENAME = "src/test/resources/sampleTextFile.txt"; + + @Test + public void whenParsingExistingTextFile_thenGetArrayList() throws IOException { + List lines = BufferedReaderExample.generateArrayListFromFile(TEXT_FILENAME); + assertTrue("File does not has 2 lines", lines.size() == 2); + } +} diff --git a/core-java-io/src/test/java/com/baeldung/fileparser/FileReaderUnitTest.java b/core-java-io/src/test/java/com/baeldung/fileparser/FileReaderUnitTest.java new file mode 100644 index 0000000000..a38e58d348 --- /dev/null +++ b/core-java-io/src/test/java/com/baeldung/fileparser/FileReaderUnitTest.java @@ -0,0 +1,19 @@ +package com.baeldung.fileparser; + +import static org.junit.Assert.assertTrue; + +import java.io.IOException; +import java.util.List; + +import org.junit.Test; + +public class FileReaderUnitTest { + + protected static final String TEXT_FILENAME = "src/test/resources/sampleTextFile.txt"; + + @Test + public void whenParsingExistingTextFile_thenGetArrayList() throws IOException { + List lines = FileReaderExample.generateArrayListFromFile(TEXT_FILENAME); + assertTrue("File does not has 2 lines", lines.size() == 2); + } +} diff --git a/core-java-io/src/test/java/com/baeldung/fileparser/FilesReadAllLinesUnitTest.java b/core-java-io/src/test/java/com/baeldung/fileparser/FilesReadAllLinesUnitTest.java new file mode 100644 index 0000000000..c0b742fd47 --- /dev/null +++ b/core-java-io/src/test/java/com/baeldung/fileparser/FilesReadAllLinesUnitTest.java @@ -0,0 +1,19 @@ +package com.baeldung.fileparser; + +import static org.junit.Assert.assertTrue; + +import java.io.IOException; +import java.util.List; + +import org.junit.Test; + +public class FilesReadAllLinesUnitTest { + + protected static final String TEXT_FILENAME = "src/test/resources/sampleTextFile.txt"; + + @Test + public void whenParsingExistingTextFile_thenGetArrayList() throws IOException { + List lines = FilesReadLinesExample.generateArrayListFromFile(TEXT_FILENAME); + assertTrue("File does not has 2 lines", lines.size() == 2); + } +} diff --git a/core-java-io/src/test/java/com/baeldung/fileparser/ScannerIntUnitTest.java b/core-java-io/src/test/java/com/baeldung/fileparser/ScannerIntUnitTest.java new file mode 100644 index 0000000000..0a398ba7c6 --- /dev/null +++ b/core-java-io/src/test/java/com/baeldung/fileparser/ScannerIntUnitTest.java @@ -0,0 +1,19 @@ +package com.baeldung.fileparser; + +import static org.junit.Assert.assertTrue; + +import java.io.IOException; +import java.util.List; + +import org.junit.Test; + +public class ScannerIntUnitTest { + + protected static final String NUMBER_FILENAME = "src/test/resources/sampleNumberFile.txt"; + + @Test + public void whenParsingExistingTextFile_thenGetIntArrayList() throws IOException { + List numbers = ScannerIntExample.generateArrayListFromFile(NUMBER_FILENAME); + assertTrue("File does not has 2 lines", numbers.size() == 2); + } +} diff --git a/core-java-io/src/test/java/com/baeldung/fileparser/ScannerStringUnitTest.java b/core-java-io/src/test/java/com/baeldung/fileparser/ScannerStringUnitTest.java new file mode 100644 index 0000000000..8f9b0a56c0 --- /dev/null +++ b/core-java-io/src/test/java/com/baeldung/fileparser/ScannerStringUnitTest.java @@ -0,0 +1,19 @@ +package com.baeldung.fileparser; + +import static org.junit.Assert.assertTrue; + +import java.io.IOException; +import java.util.List; + +import org.junit.Test; + +public class ScannerStringUnitTest { + + protected static final String TEXT_FILENAME = "src/test/resources/sampleTextFile.txt"; + + @Test + public void whenParsingExistingTextFile_thenGetArrayList() throws IOException { + List lines = ScannerStringExample.generateArrayListFromFile(TEXT_FILENAME); + assertTrue("File does not has 2 lines", lines.size() == 2); + } +} diff --git a/core-java-io/src/test/resources/sampleNumberFile.txt b/core-java-io/src/test/resources/sampleNumberFile.txt new file mode 100644 index 0000000000..7787faa3c1 --- /dev/null +++ b/core-java-io/src/test/resources/sampleNumberFile.txt @@ -0,0 +1,2 @@ +111 +222 \ No newline at end of file diff --git a/core-java-io/src/test/resources/sampleTextFile.txt b/core-java-io/src/test/resources/sampleTextFile.txt new file mode 100644 index 0000000000..75cb50aafa --- /dev/null +++ b/core-java-io/src/test/resources/sampleTextFile.txt @@ -0,0 +1,2 @@ +Hello +World \ No newline at end of file diff --git a/core-java/src/main/java/com/baeldung/binding/Animal.java b/core-java/src/main/java/com/baeldung/binding/Animal.java new file mode 100644 index 0000000000..12eaa2a7a3 --- /dev/null +++ b/core-java/src/main/java/com/baeldung/binding/Animal.java @@ -0,0 +1,23 @@ +package com.baeldung.binding; + +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +/** + * Created by madhumita.g on 25-07-2018. + */ +public class Animal { + + final static Logger logger = LoggerFactory.getLogger(Animal.class); + + public void makeNoise() { + logger.info("generic animal noise"); + } + + public void makeNoise(Integer repetitions) { + while(repetitions != 0) { + logger.info("generic animal noise countdown " + repetitions); + repetitions -= 1; + } + } +} diff --git a/core-java/src/main/java/com/baeldung/binding/AnimalActivity.java b/core-java/src/main/java/com/baeldung/binding/AnimalActivity.java new file mode 100644 index 0000000000..1bd36123e3 --- /dev/null +++ b/core-java/src/main/java/com/baeldung/binding/AnimalActivity.java @@ -0,0 +1,43 @@ +package com.baeldung.binding; + +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +/** + * Created by madhumita.g on 25-07-2018. + */ +public class AnimalActivity { + + final static Logger logger = LoggerFactory.getLogger(AnimalActivity.class); + + + public static void sleep(Animal animal) { + logger.info("Animal is sleeping"); + } + + public static void sleep(Cat cat) { + logger.info("Cat is sleeping"); + } + + public static void main(String[] args) { + + Animal animal = new Animal(); + + //calling methods of animal object + animal.makeNoise(); + + animal.makeNoise(3); + + + //assigning a dog object to reference of type Animal + Animal catAnimal = new Cat(); + + catAnimal.makeNoise(); + + // calling static function + AnimalActivity.sleep(catAnimal); + + return; + + } +} diff --git a/core-java/src/main/java/com/baeldung/binding/Cat.java b/core-java/src/main/java/com/baeldung/binding/Cat.java new file mode 100644 index 0000000000..bbe740e412 --- /dev/null +++ b/core-java/src/main/java/com/baeldung/binding/Cat.java @@ -0,0 +1,18 @@ +package com.baeldung.binding; + +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +/** + * Created by madhumita.g on 25-07-2018. + */ +public class Cat extends Animal { + + final static Logger logger = LoggerFactory.getLogger(Cat.class); + + public void makeNoise() { + + logger.info("meow"); + } + +} diff --git a/core-java/src/main/java/com/baeldung/keywords/finalize/FinalizeObject.java b/core-java/src/main/java/com/baeldung/keywords/finalize/FinalizeObject.java new file mode 100644 index 0000000000..af0449c0da --- /dev/null +++ b/core-java/src/main/java/com/baeldung/keywords/finalize/FinalizeObject.java @@ -0,0 +1,18 @@ +package com.baeldung.keywords.finalize; + +public class FinalizeObject { + + @Override + protected void finalize() throws Throwable { + System.out.println("Execute finalize method"); + super.finalize(); + } + + public static void main(String[] args) throws Exception { + FinalizeObject object = new FinalizeObject(); + object = null; + System.gc(); + Thread.sleep(1000); + } + +} diff --git a/core-java/src/main/java/com/baeldung/keywords/finalkeyword/Child.java b/core-java/src/main/java/com/baeldung/keywords/finalkeyword/Child.java new file mode 100644 index 0000000000..8615c78652 --- /dev/null +++ b/core-java/src/main/java/com/baeldung/keywords/finalkeyword/Child.java @@ -0,0 +1,15 @@ +package com.baeldung.keywords.finalkeyword; + +public final class Child extends Parent { + + @Override + void method1(int arg1, final int arg2) { + // OK + } + +/* @Override + void method2() { + // Compilation error + }*/ + +} diff --git a/core-java/src/main/java/com/baeldung/keywords/finalkeyword/GrandChild.java b/core-java/src/main/java/com/baeldung/keywords/finalkeyword/GrandChild.java new file mode 100644 index 0000000000..1530c5037f --- /dev/null +++ b/core-java/src/main/java/com/baeldung/keywords/finalkeyword/GrandChild.java @@ -0,0 +1,5 @@ +package com.baeldung.keywords.finalkeyword; + +/*public class GrandChild extends Child { + // Compilation error +}*/ diff --git a/core-java/src/main/java/com/baeldung/keywords/finalkeyword/Parent.java b/core-java/src/main/java/com/baeldung/keywords/finalkeyword/Parent.java new file mode 100644 index 0000000000..5cd2996e7a --- /dev/null +++ b/core-java/src/main/java/com/baeldung/keywords/finalkeyword/Parent.java @@ -0,0 +1,23 @@ +package com.baeldung.keywords.finalkeyword; + +public class Parent { + + int field1 = 1; + final int field2 = 2; + + Parent() { + field1 = 2; // OK +// field2 = 3; // Compilation error + } + + void method1(int arg1, final int arg2) { + arg1 = 2; // OK +// arg2 = 3; // Compilation error + } + + final void method2() { + final int localVar = 2; // OK +// localVar = 3; // Compilation error + } + +} diff --git a/core-java/src/main/java/com/baeldung/keywords/finallykeyword/FinallyExample.java b/core-java/src/main/java/com/baeldung/keywords/finallykeyword/FinallyExample.java new file mode 100644 index 0000000000..3c0aee3196 --- /dev/null +++ b/core-java/src/main/java/com/baeldung/keywords/finallykeyword/FinallyExample.java @@ -0,0 +1,29 @@ +package com.baeldung.keywords.finallykeyword; + +public class FinallyExample { + + public static void main(String args[]) throws Exception { + try { + System.out.println("Execute try block"); + throw new Exception(); + } catch (Exception e) { + System.out.println("Execute catch block"); + } finally { + System.out.println("Execute finally block"); + } + + try { + System.out.println("Execute try block"); + } finally { + System.out.println("Execute finally block"); + } + + try { + System.out.println("Execute try block"); + throw new Exception(); + } finally { + System.out.println("Execute finally block"); + } + } + +} diff --git a/core-java/src/main/java/com/baeldung/regexp/datepattern/optmization/OptimizedMatcher.java b/core-java/src/main/java/com/baeldung/regexp/datepattern/optmization/OptimizedMatcher.java new file mode 100644 index 0000000000..ccae942dcc --- /dev/null +++ b/core-java/src/main/java/com/baeldung/regexp/datepattern/optmization/OptimizedMatcher.java @@ -0,0 +1,6 @@ +package com.baeldung.regexp.datepattern.optmization; + +public class OptimizedMatcher { + + +} diff --git a/core-java/src/test/java/com/baeldung/binding/AnimalActivityUnitTest.java b/core-java/src/test/java/com/baeldung/binding/AnimalActivityUnitTest.java new file mode 100644 index 0000000000..41c67ff389 --- /dev/null +++ b/core-java/src/test/java/com/baeldung/binding/AnimalActivityUnitTest.java @@ -0,0 +1,95 @@ +package com.baeldung.binding; + +import ch.qos.logback.classic.Level; +import ch.qos.logback.classic.Logger; +import ch.qos.logback.classic.spi.LoggingEvent; +import ch.qos.logback.core.Appender; +import org.junit.After; +import org.junit.Before; +import org.junit.Test; +import org.junit.runner.RunWith; +import org.mockito.ArgumentCaptor; +import org.mockito.Captor; +import org.mockito.Mock; +import org.mockito.junit.MockitoJUnitRunner; +import org.slf4j.LoggerFactory; + +import static org.hamcrest.CoreMatchers.is; +import static org.junit.Assert.assertThat; +import static org.mockito.Mockito.verify; + +/** + *https://gist.github.com/bloodredsun/a041de13e57bf3c6c040 + */ +@RunWith(MockitoJUnitRunner.class) + +public class AnimalActivityUnitTest { + + @Mock + private Appender mockAppender; + @Captor + private ArgumentCaptor captorLoggingEvent; + + @Before + public void setup() { + final Logger logger = (Logger) LoggerFactory.getLogger(Logger.ROOT_LOGGER_NAME); + logger.addAppender(mockAppender); + } + + @After + public void teardown() { + final Logger logger = (Logger) LoggerFactory.getLogger(Logger.ROOT_LOGGER_NAME); + logger.detachAppender(mockAppender); + } + + @Test + public void givenAnimalReference__whenRefersAnimalObject_shouldCallFunctionWithAnimalParam() { + + Animal animal = new Animal(); + + AnimalActivity.sleep(animal); + + verify(mockAppender).doAppend(captorLoggingEvent.capture()); + + final LoggingEvent loggingEvent = captorLoggingEvent.getValue(); + + assertThat(loggingEvent.getLevel(), is(Level.INFO)); + + assertThat(loggingEvent.getFormattedMessage(), + is("Animal is sleeping")); + } + + @Test + public void givenDogReference__whenRefersCatObject_shouldCallFunctionWithAnimalParam() { + + Cat cat = new Cat(); + + AnimalActivity.sleep(cat); + + verify(mockAppender).doAppend(captorLoggingEvent.capture()); + + final LoggingEvent loggingEvent = captorLoggingEvent.getValue(); + + assertThat(loggingEvent.getLevel(), is(Level.INFO)); + + assertThat(loggingEvent.getFormattedMessage(), + is("Cat is sleeping")); + } + + @Test + public void givenAnimaReference__whenRefersDogObject_shouldCallFunctionWithAnimalParam() { + + Animal cat = new Cat(); + + AnimalActivity.sleep(cat); + + verify(mockAppender).doAppend(captorLoggingEvent.capture()); + + final LoggingEvent loggingEvent = captorLoggingEvent.getValue(); + + assertThat(loggingEvent.getLevel(), is(Level.INFO)); + + assertThat(loggingEvent.getFormattedMessage(), + is("Animal is sleeping")); + } +} \ No newline at end of file diff --git a/core-java/src/test/java/com/baeldung/binding/AnimalUnitTest.java b/core-java/src/test/java/com/baeldung/binding/AnimalUnitTest.java new file mode 100644 index 0000000000..238990f2b4 --- /dev/null +++ b/core-java/src/test/java/com/baeldung/binding/AnimalUnitTest.java @@ -0,0 +1,86 @@ +package com.baeldung.binding; + +import ch.qos.logback.classic.Level; +import ch.qos.logback.classic.Logger; +import ch.qos.logback.classic.spi.LoggingEvent; +import ch.qos.logback.core.Appender; +import org.junit.After; +import org.junit.Before; +import org.junit.Test; +import org.junit.runner.RunWith; +import org.mockito.ArgumentCaptor; +import org.mockito.Captor; +import org.mockito.Mock; +import org.mockito.junit.MockitoJUnitRunner; +import org.slf4j.LoggerFactory; + +import static org.hamcrest.CoreMatchers.is; +import static org.junit.Assert.assertThat; +import static org.mockito.Mockito.verify; + +/** + * Created by madhumita.g on 01-08-2018. + */ + +@RunWith(MockitoJUnitRunner.class) +public class AnimalUnitTest { + @Mock + private Appender mockAppender; + @Captor + private ArgumentCaptor captorLoggingEvent; + + @Before + public void setup() { + final Logger logger = (Logger) LoggerFactory.getLogger(Logger.ROOT_LOGGER_NAME); + logger.addAppender(mockAppender); + } + + @After + public void teardown() { + final Logger logger = (Logger) LoggerFactory.getLogger(Logger.ROOT_LOGGER_NAME); + logger.detachAppender(mockAppender); + } + + @Test + public void whenCalledWithoutParameters_shouldCallFunctionMakeNoiseWithoutParameters() { + + Animal animal = new Animal(); + + animal.makeNoise(); + + verify(mockAppender).doAppend(captorLoggingEvent.capture()); + + final LoggingEvent loggingEvent = captorLoggingEvent.getValue(); + + assertThat(loggingEvent.getLevel(), is(Level.INFO)); + + assertThat(loggingEvent.getFormattedMessage(), + is("generic animal noise")); + } + + @Test + public void whenCalledWithParameters_shouldCallFunctionMakeNoiseWithParameters() { + + Animal animal = new Animal(); + + int testValue = 3; + animal.makeNoise(testValue); + + verify(mockAppender).doAppend(captorLoggingEvent.capture()); + + final LoggingEvent loggingEvent = captorLoggingEvent.getValue(); + + while (testValue != 0) { + assertThat(loggingEvent.getLevel(), is(Level.INFO)); + + assertThat(loggingEvent.getFormattedMessage(), + is("generic animal noise countdown 3\n" + + "generic animal noise countdown 2\n" + + "generic animal noise countdown 1\n")); + + testValue-=1; + + } + } + +} diff --git a/core-java/src/test/java/com/baeldung/binding/CatUnitTest.java b/core-java/src/test/java/com/baeldung/binding/CatUnitTest.java new file mode 100644 index 0000000000..76ccfb7719 --- /dev/null +++ b/core-java/src/test/java/com/baeldung/binding/CatUnitTest.java @@ -0,0 +1,62 @@ +package com.baeldung.binding; + +import ch.qos.logback.classic.Level; +import ch.qos.logback.classic.Logger; +import ch.qos.logback.classic.spi.LoggingEvent; +import ch.qos.logback.core.Appender; +import org.junit.After; +import org.junit.Before; +import org.junit.Test; +import org.junit.runner.RunWith; +import org.mockito.ArgumentCaptor; +import org.mockito.Captor; +import org.mockito.Mock; +import org.mockito.junit.MockitoJUnitRunner; +import org.slf4j.LoggerFactory; + +import static org.hamcrest.CoreMatchers.is; +import static org.junit.Assert.assertThat; +import static org.mockito.Mockito.verify; + +/** + * Created by madhumita.g on 01-08-2018. + */ +@RunWith(MockitoJUnitRunner.class) +public class CatUnitTest { + + @Mock + private Appender mockAppender; + + @Captor + private ArgumentCaptor captorLoggingEvent; + + @Before + public void setup() { + final Logger logger = (Logger) LoggerFactory.getLogger(Logger.ROOT_LOGGER_NAME); + logger.addAppender(mockAppender); + } + + @After + public void teardown() { + final Logger logger = (Logger) LoggerFactory.getLogger(Logger.ROOT_LOGGER_NAME); + logger.detachAppender(mockAppender); + } + + @Test + public void makeNoiseTest() { + + Cat cat = new Cat(); + + cat.makeNoise(); + + verify(mockAppender).doAppend(captorLoggingEvent.capture()); + + final LoggingEvent loggingEvent = captorLoggingEvent.getValue(); + + assertThat(loggingEvent.getLevel(), is(Level.INFO)); + + assertThat(loggingEvent.getFormattedMessage(), + is("meow")); + + } +} diff --git a/core-java/src/test/java/com/baeldung/java/listInitialization/ListInitializationUnitTest.java b/core-java/src/test/java/com/baeldung/java/listInitialization/ListInitializationUnitTest.java index bc012dae6b..b484eecef7 100644 --- a/core-java/src/test/java/com/baeldung/java/listInitialization/ListInitializationUnitTest.java +++ b/core-java/src/test/java/com/baeldung/java/listInitialization/ListInitializationUnitTest.java @@ -9,28 +9,15 @@ import java.util.stream.Stream; import lombok.extern.java.Log; import org.junit.Assert; -import org.junit.Rule; import org.junit.Test; -import org.junit.rules.ExpectedException; @Log public class ListInitializationUnitTest { - @Rule - public ExpectedException exception = ExpectedException.none(); - @Test public void givenAnonymousInnerClass_thenInitialiseList() { List cities = new ArrayList() { - // Inside declaration of the subclass - - // You can have multiple initializer block { - log.info("Inside the first initializer block."); - } - - { - log.info("Inside the second initializer block."); add("New York"); add("Rio"); add("Tokyo"); @@ -47,11 +34,10 @@ public class ListInitializationUnitTest { Assert.assertTrue(list.contains("foo")); } - @Test + @Test(expected = UnsupportedOperationException.class) public void givenArraysAsList_whenAdd_thenUnsupportedException() { List list = Arrays.asList("foo", "bar"); - exception.expect(UnsupportedOperationException.class); list.add("baz"); } diff --git a/core-java/src/test/java/com/baeldung/regexp/optmization/OptimizedMatcherUnitTest.java b/core-java/src/test/java/com/baeldung/regexp/optmization/OptimizedMatcherUnitTest.java new file mode 100644 index 0000000000..f21a755b01 --- /dev/null +++ b/core-java/src/test/java/com/baeldung/regexp/optmization/OptimizedMatcherUnitTest.java @@ -0,0 +1,109 @@ +package com.baeldung.regexp.optmization; + +import org.junit.After; +import org.junit.Before; +import org.junit.Test; + +import java.util.ArrayList; +import java.util.List; +import java.util.Random; +import java.util.regex.Matcher; +import java.util.regex.Pattern; + +import static org.junit.Assert.assertTrue; + +public class OptimizedMatcherUnitTest { + + private long time; + private long mstimePreCompiled; + private long mstimeNotPreCompiled; + + private String action; + + private List items; + + @Before + public void setup() { + Random random = new Random(); + items = new ArrayList(); + long average = 0; + + for (int i = 0; i < 100000; ++i) { + StringBuilder s = new StringBuilder(); + int characters = random.nextInt(7) + 1; + for (int k = 0; k < characters; ++ k) { + char c = (char)(random.nextInt('Z' - 'A') + 'A'); + int rep = random.nextInt(95) + 5; + for (int j = 0; j < rep; ++ j) + s.append(c); + average += rep; + } + items.add(s.toString()); + } + + average /= 100000; + System.out.println("generated data, average length: " + average); + } + + + @Test + public void givenANotPreCompiledAndAPreCompiledPatternA_whenMatcheItems_thenPreCompiledFasterThanNotPreCompiled() { + + testPatterns("A*"); + assertTrue(mstimePreCompiled < mstimeNotPreCompiled); + } + + @Test + public void givenANotPreCompiledAndAPreCompiledPatternABC_whenMatcheItems_thenPreCompiledFasterThanNotPreCompiled() { + + testPatterns("A*B*C*"); + assertTrue(mstimePreCompiled < mstimeNotPreCompiled); + } + + @Test + public void givenANotPreCompiledAndAPreCompiledPatternECWF_whenMatcheItems_thenPreCompiledFasterThanNotPreCompiled() { + + testPatterns("E*C*W*F*"); + assertTrue(mstimePreCompiled < mstimeNotPreCompiled); + } + + private void testPatterns(String regex) { + time = System.nanoTime(); + int matched = 0; + int unmatched = 0; + + for (String item : this.items) { + if (item.matches(regex)) { + ++matched; + } + else { + ++unmatched; + } + } + + this.action = "uncompiled: regex=" + regex + " matched=" + matched + " unmatched=" + unmatched; + + this.mstimeNotPreCompiled = (System.nanoTime() - time) / 1000000; + System.out.println(this.action + ": " + mstimeNotPreCompiled + "ms"); + + time = System.nanoTime(); + + Matcher matcher = Pattern.compile(regex).matcher(""); + matched = 0; + unmatched = 0; + + for (String item : this.items) { + if (matcher.reset(item).matches()) { + ++matched; + } + else { + ++unmatched; + } + } + + this.action = "compiled: regex=" + regex + " matched=" + matched + " unmatched=" + unmatched; + + this.mstimePreCompiled = (System.nanoTime() - time) / 1000000; + System.out.println(this.action + ": " + mstimePreCompiled + "ms"); + } +} diff --git a/core-kotlin/pom.xml b/core-kotlin/pom.xml index afa7d8a963..a86359c02f 100644 --- a/core-kotlin/pom.xml +++ b/core-kotlin/pom.xml @@ -106,22 +106,22 @@ klaxon ${klaxon.version} - - io.ktor - ktor-server-netty - ${ktor.io.version} - - - io.ktor - ktor-gson - ${ktor.io.version} - - - ch.qos.logback - logback-classic - 1.2.1 - test - + + io.ktor + ktor-server-netty + ${ktor.io.version} + + + io.ktor + ktor-gson + ${ktor.io.version} + + + ch.qos.logback + logback-classic + 1.2.1 + test + @@ -166,13 +166,13 @@ ${java.version} - default-compile none - default-testCompile @@ -224,10 +224,10 @@ UTF-8 - 1.2.51 - 1.2.51 - 1.2.51 - 1.2.51 + 1.2.60 + 1.2.60 + 1.2.60 + 1.2.60 0.22.5 0.9.2 1.5.0 @@ -235,9 +235,9 @@ 3.0.4 0.1.0 3.6.1 - 1.0.0 + 1.1.1 5.2.0 3.10.0 - + \ No newline at end of file diff --git a/core-kotlin/src/main/kotlin/com/baeldung/nested/Computer.kt b/core-kotlin/src/main/kotlin/com/baeldung/nested/Computer.kt new file mode 100644 index 0000000000..ee01c06646 --- /dev/null +++ b/core-kotlin/src/main/kotlin/com/baeldung/nested/Computer.kt @@ -0,0 +1,75 @@ +package com.baeldung.nested + +import org.slf4j.Logger +import org.slf4j.LoggerFactory + +class Computer(val model: String) { + + companion object { + const val originCountry = "China" + fun getBuiltDate(): String { + return "2018-05-23" + } + + val log: Logger = LoggerFactory.getLogger(Computer::class.java) + } + + //Nested class + class MotherBoard(val manufacturer: String) { + fun getInfo() = "Made by $manufacturer installed in $originCountry - ${getBuiltDate()}" + } + + //Inner class + inner class HardDisk(val sizeInGb: Int) { + fun getInfo() = "Installed on ${this@Computer} with $sizeInGb GB" + } + + interface Switcher { + fun on(): String + } + + interface Protector { + fun smart() + } + + fun powerOn(): String { + //Local class + var defaultColor = "Blue" + + class Led(val color: String) { + fun blink(): String { + return "blinking $color" + } + + fun changeDefaultPowerOnColor() { + defaultColor = "Violet" + } + } + + val powerLed = Led("Green") + log.debug("defaultColor is $defaultColor") + powerLed.changeDefaultPowerOnColor() + log.debug("defaultColor changed inside Led class to $defaultColor") + //Anonymous object + val powerSwitch = object : Switcher, Protector { + override fun on(): String { + return powerLed.blink() + } + + override fun smart() { + log.debug("Smart protection is implemented") + } + + fun changeDefaultPowerOnColor() { + defaultColor = "Yellow" + } + } + powerSwitch.changeDefaultPowerOnColor() + log.debug("defaultColor changed inside powerSwitch anonymous object to $defaultColor") + return powerSwitch.on() + } + + override fun toString(): String { + return "Computer(model=$model)" + } +} \ No newline at end of file diff --git a/core-kotlin/src/test/kotlin/com/baeldung/nested/ComputerUnitTest.kt b/core-kotlin/src/test/kotlin/com/baeldung/nested/ComputerUnitTest.kt new file mode 100644 index 0000000000..7882d85b3c --- /dev/null +++ b/core-kotlin/src/test/kotlin/com/baeldung/nested/ComputerUnitTest.kt @@ -0,0 +1,28 @@ +package com.baeldung.nested + +import org.assertj.core.api.Assertions.assertThat +import org.junit.jupiter.api.Test + +class ComputerUnitTest { + + @Test + fun givenComputer_whenPowerOn_thenBlink() { + val computer = Computer("Desktop") + + assertThat(computer.powerOn()).isEqualTo("blinking Green") + } + + @Test + fun givenMotherboard_whenGetInfo_thenGetInstalledAndBuiltDetails() { + val motherBoard = Computer.MotherBoard("MotherBoard Inc.") + + assertThat(motherBoard.getInfo()).isEqualTo("Made by MotherBoard Inc. installed in China - 2018-05-23") + } + + @Test + fun givenHardDisk_whenGetInfo_thenGetComputerModelAndDiskSizeInGb() { + val hardDisk = Computer("Desktop").HardDisk(1000) + + assertThat(hardDisk.getInfo()).isEqualTo("Installed on Computer(model=Desktop) with 1000 GB") + } +} \ No newline at end of file diff --git a/guava/src/test/java/org/baeldung/guava/GuavaMapInitializeUnitTest.java b/guava/src/test/java/org/baeldung/guava/GuavaMapInitializeUnitTest.java new file mode 100644 index 0000000000..69a7505316 --- /dev/null +++ b/guava/src/test/java/org/baeldung/guava/GuavaMapInitializeUnitTest.java @@ -0,0 +1,30 @@ +package org.baeldung.guava; + +import static org.hamcrest.core.IsEqual.equalTo; +import static org.junit.Assert.*; + +import java.util.Map; +import org.junit.Test; +import com.google.common.collect.ImmutableMap; +import com.google.common.collect.Maps; + +public class GuavaMapInitializeUnitTest { + + @Test + public void givenKeyValuesShoudInitializeMap() { + Map articles = ImmutableMap.of("Title", "My New Article", "Title2", "Second Article"); + + assertThat(articles.get("Title"), equalTo("My New Article")); + assertThat(articles.get("Title2"), equalTo("Second Article")); + + } + + + @Test + public void givenKeyValuesShouldCreateMutableMap() { + Map articles = Maps.newHashMap(ImmutableMap.of("Title", "My New Article", "Title2", "Second Article")); + + assertThat(articles.get("Title"), equalTo("My New Article")); + assertThat(articles.get("Title2"), equalTo("Second Article")); + } +} diff --git a/hibernate5/src/main/java/com/baeldung/hibernate/lifecycle/DirtyDataInspector.java b/hibernate5/src/main/java/com/baeldung/hibernate/lifecycle/DirtyDataInspector.java new file mode 100644 index 0000000000..4e00be2b5c --- /dev/null +++ b/hibernate5/src/main/java/com/baeldung/hibernate/lifecycle/DirtyDataInspector.java @@ -0,0 +1,26 @@ +package com.baeldung.hibernate.lifecycle; + +import org.hibernate.EmptyInterceptor; +import org.hibernate.type.Type; + +import java.io.Serializable; +import java.util.ArrayList; +import java.util.List; + +public class DirtyDataInspector extends EmptyInterceptor { + private static final ArrayList dirtyEntities = new ArrayList<>(); + + @Override + public boolean onFlushDirty(Object entity, Serializable id, Object[] currentState, Object[] previousState, String[] propertyNames, Type[] types) { + dirtyEntities.add((FootballPlayer) entity); + return true; + } + + public static List getDirtyEntities() { + return dirtyEntities; + } + + public static void clearDirtyEntitites() { + dirtyEntities.clear(); + } +} \ No newline at end of file diff --git a/hibernate5/src/main/java/com/baeldung/hibernate/lifecycle/FootballPlayer.java b/hibernate5/src/main/java/com/baeldung/hibernate/lifecycle/FootballPlayer.java new file mode 100644 index 0000000000..49799a5292 --- /dev/null +++ b/hibernate5/src/main/java/com/baeldung/hibernate/lifecycle/FootballPlayer.java @@ -0,0 +1,35 @@ +package com.baeldung.hibernate.lifecycle; + +import javax.persistence.*; + +@Entity +@Table(name = "Football_Player") +public class FootballPlayer { + @Id + @GeneratedValue + private long id; + + @Column + private String name; + + public long getId() { + return id; + } + + public void setId(long id) { + this.id = id; + } + + public String getName() { + return name; + } + + public void setName(String name) { + this.name = name; + } + + @Override + public String toString() { + return "FootballPlayer{" + "id=" + id + ", name='" + name + '\'' + '}'; + } +} \ No newline at end of file diff --git a/hibernate5/src/main/java/com/baeldung/hibernate/lifecycle/HibernateLifecycleUtil.java b/hibernate5/src/main/java/com/baeldung/hibernate/lifecycle/HibernateLifecycleUtil.java new file mode 100644 index 0000000000..a06685fb9c --- /dev/null +++ b/hibernate5/src/main/java/com/baeldung/hibernate/lifecycle/HibernateLifecycleUtil.java @@ -0,0 +1,96 @@ +package com.baeldung.hibernate.lifecycle; + +import org.h2.tools.RunScript; +import org.hibernate.Session; +import org.hibernate.SessionFactory; +import org.hibernate.Transaction; +import org.hibernate.boot.Metadata; +import org.hibernate.boot.MetadataSources; +import org.hibernate.boot.SessionFactoryBuilder; +import org.hibernate.boot.registry.StandardServiceRegistryBuilder; +import org.hibernate.engine.spi.EntityEntry; +import org.hibernate.engine.spi.SessionImplementor; +import org.hibernate.service.ServiceRegistry; + +import java.io.FileInputStream; +import java.io.IOException; +import java.io.InputStream; +import java.io.InputStreamReader; +import java.net.URL; +import java.sql.Connection; +import java.sql.DriverManager; +import java.sql.ResultSet; +import java.util.Arrays; +import java.util.List; +import java.util.Map; +import java.util.Properties; +import java.util.stream.Collectors; + +public class HibernateLifecycleUtil { + private static SessionFactory sessionFactory; + private static Connection connection; + + public static void init() throws Exception { + Properties hbConfigProp = getHibernateProperties(); + Class.forName(hbConfigProp.getProperty("hibernate.connection.driver_class")); + connection = DriverManager.getConnection(hbConfigProp.getProperty("hibernate.connection.url"), hbConfigProp.getProperty("hibernate.connection.username"), hbConfigProp.getProperty("hibernate.connection.password")); + + try (InputStream h2InitStream = Thread.currentThread().getContextClassLoader().getResourceAsStream("lifecycle-init.sql"); + InputStreamReader h2InitReader = new InputStreamReader(h2InitStream)) { + RunScript.execute(connection, h2InitReader); + } + + ServiceRegistry serviceRegistry = configureServiceRegistry(); + sessionFactory = getSessionFactoryBuilder(serviceRegistry).applyInterceptor(new DirtyDataInspector()).build(); + } + + public static void tearDown() throws Exception { + sessionFactory.close(); + connection.close(); + } + + public static SessionFactory getSessionFactory() { + return sessionFactory; + } + + private static SessionFactoryBuilder getSessionFactoryBuilder(ServiceRegistry serviceRegistry) { + MetadataSources metadataSources = new MetadataSources(serviceRegistry); + metadataSources.addAnnotatedClass(FootballPlayer.class); + + Metadata metadata = metadataSources.buildMetadata(); + return metadata.getSessionFactoryBuilder(); + + } + + private static ServiceRegistry configureServiceRegistry() throws IOException { + Properties properties = getHibernateProperties(); + return new StandardServiceRegistryBuilder().applySettings(properties).build(); + } + + private static Properties getHibernateProperties() throws IOException { + Properties properties = new Properties(); + URL propertiesURL = Thread.currentThread().getContextClassLoader().getResource("hibernate-lifecycle.properties"); + try (FileInputStream inputStream = new FileInputStream(propertiesURL.getFile())) { + properties.load(inputStream); + } + return properties; + } + + public static List getManagedEntities(Session session) { + Map.Entry[] entries = ((SessionImplementor) session).getPersistenceContext().reentrantSafeEntityEntries(); + return Arrays.stream(entries).map(e -> e.getValue()).collect(Collectors.toList()); + } + + public static Transaction startTransaction(Session s) { + Transaction tx = s.getTransaction(); + tx.begin(); + return tx; + } + + public static int queryCount(String query) throws Exception { + try (ResultSet rs = connection.createStatement().executeQuery(query)) { + rs.next(); + return rs.getInt(1); + } + } +} diff --git a/hibernate5/src/test/java/com/baeldung/hibernate/interceptors/HibernateInterceptorUnitTest.java b/hibernate5/src/test/java/com/baeldung/hibernate/interceptors/HibernateInterceptorUnitTest.java index 0049f3a6bd..e18e989905 100644 --- a/hibernate5/src/test/java/com/baeldung/hibernate/interceptors/HibernateInterceptorUnitTest.java +++ b/hibernate5/src/test/java/com/baeldung/hibernate/interceptors/HibernateInterceptorUnitTest.java @@ -58,5 +58,4 @@ public class HibernateInterceptorUnitTest { transaction.commit(); session.close(); } - } diff --git a/hibernate5/src/test/java/com/baeldung/hibernate/lifecycle/HibernateLifecycleUnitTest.java b/hibernate5/src/test/java/com/baeldung/hibernate/lifecycle/HibernateLifecycleUnitTest.java new file mode 100644 index 0000000000..e682b46481 --- /dev/null +++ b/hibernate5/src/test/java/com/baeldung/hibernate/lifecycle/HibernateLifecycleUnitTest.java @@ -0,0 +1,164 @@ +package com.baeldung.hibernate.lifecycle; + +import org.hibernate.Session; +import org.hibernate.SessionFactory; +import org.hibernate.Transaction; +import org.hibernate.engine.spi.Status; +import org.junit.AfterClass; +import org.junit.Before; +import org.junit.BeforeClass; +import org.junit.Test; + +import java.util.List; + +import static com.baeldung.hibernate.lifecycle.DirtyDataInspector.getDirtyEntities; +import static com.baeldung.hibernate.lifecycle.HibernateLifecycleUtil.*; +import static org.assertj.core.api.Assertions.assertThat; + +public class HibernateLifecycleUnitTest { + + @BeforeClass + public static void setup() throws Exception { + HibernateLifecycleUtil.init(); + + } + + @AfterClass + public static void tearDown() throws Exception { + HibernateLifecycleUtil.tearDown(); + } + + @Before + public void beforeMethod() { + DirtyDataInspector.clearDirtyEntitites(); + } + + @Test + public void whenEntityLoaded_thenEntityManaged() throws Exception { + SessionFactory sessionFactory = HibernateLifecycleUtil.getSessionFactory(); + try (Session session = sessionFactory.openSession()) { + Transaction transaction = startTransaction(session); + + assertThat(getManagedEntities(session)).isEmpty(); + + List players = session.createQuery("from FootballPlayer").getResultList(); + assertThat(getManagedEntities(session)).size().isEqualTo(3); + + assertThat(getDirtyEntities()).isEmpty(); + + FootballPlayer gigiBuffon = players.stream().filter(p -> p.getId() == 3).findFirst().get(); + + gigiBuffon.setName("Gianluigi Buffon"); + transaction.commit(); + + assertThat(getDirtyEntities()).size().isEqualTo(1); + assertThat(getDirtyEntities().get(0).getId()).isEqualTo(3); + assertThat(getDirtyEntities().get(0).getName()).isEqualTo("Gianluigi Buffon"); + } + } + + @Test + public void whenDetached_thenNotTracked() throws Exception { + SessionFactory sessionFactory = HibernateLifecycleUtil.getSessionFactory(); + try (Session session = sessionFactory.openSession()) { + Transaction transaction = startTransaction(session); + + FootballPlayer cr7 = session.get(FootballPlayer.class, 1L); + assertThat(getManagedEntities(session)).size().isEqualTo(1); + assertThat(getManagedEntities(session).get(0).getId()).isEqualTo(cr7.getId()); + + session.evict(cr7); + assertThat(getManagedEntities(session)).size().isEqualTo(0); + + cr7.setName("CR7"); + transaction.commit(); + + assertThat(getDirtyEntities()).isEmpty(); + } + } + + @Test + public void whenReattached_thenTrackedAgain() throws Exception { + SessionFactory sessionFactory = HibernateLifecycleUtil.getSessionFactory(); + try (Session session = sessionFactory.openSession()) { + Transaction transaction = startTransaction(session); + + FootballPlayer messi = session.get(FootballPlayer.class, 2L); + + session.evict(messi); + messi.setName("Leo Messi"); + transaction.commit(); + assertThat(getDirtyEntities()).isEmpty(); + + transaction = startTransaction(session); + session.update(messi); + transaction.commit(); + assertThat(getDirtyEntities()).size().isEqualTo(1); + assertThat(getDirtyEntities().get(0).getName()).isEqualTo("Leo Messi"); + } + } + + @Test + public void givenNewEntityWithID_whenReattached_thenManaged() throws Exception { + SessionFactory sessionFactory = HibernateLifecycleUtil.getSessionFactory(); + try (Session session = sessionFactory.openSession()) { + Transaction transaction = startTransaction(session); + + FootballPlayer gigi = new FootballPlayer(); + gigi.setId(3); + gigi.setName("Gigi the Legend"); + + session.update(gigi); + assertThat(getManagedEntities(session)).size().isEqualTo(1); + + transaction.commit(); + assertThat(getDirtyEntities()).size().isEqualTo(1); + } + } + + @Test + public void givenTransientEntity_whenSave_thenManaged() throws Exception { + SessionFactory sessionFactory = HibernateLifecycleUtil.getSessionFactory(); + try (Session session = sessionFactory.openSession()) { + Transaction transaction = startTransaction(session); + + FootballPlayer neymar = new FootballPlayer(); + neymar.setName("Neymar"); + + session.save(neymar); + assertThat(getManagedEntities(session)).size().isEqualTo(1); + assertThat(neymar.getId()).isNotNull(); + + int count = queryCount("select count(*) from Football_Player where name='Neymar'"); + assertThat(count).isEqualTo(0); + + transaction.commit(); + + count = queryCount("select count(*) from Football_Player where name='Neymar'"); + assertThat(count).isEqualTo(1); + + transaction = startTransaction(session); + session.delete(neymar); + transaction.commit(); + } + } + + @Test() + public void whenDelete_thenMarkDeleted() throws Exception { + SessionFactory sessionFactory = HibernateLifecycleUtil.getSessionFactory(); + try (Session session = sessionFactory.openSession()) { + Transaction transaction = startTransaction(session); + + FootballPlayer neymar = new FootballPlayer(); + neymar.setName("Neymar"); + + session.save(neymar); + transaction.commit(); + + transaction = startTransaction(session); + session.delete(neymar); + assertThat(getManagedEntities(session).get(0).getStatus()).isEqualTo(Status.DELETED); + transaction.commit(); + } + } +} diff --git a/hibernate5/src/test/resources/hibernate-lifecycle.properties b/hibernate5/src/test/resources/hibernate-lifecycle.properties new file mode 100644 index 0000000000..d043b624f2 --- /dev/null +++ b/hibernate5/src/test/resources/hibernate-lifecycle.properties @@ -0,0 +1,9 @@ +hibernate.connection.driver_class=org.h2.Driver +hibernate.connection.url=jdbc:h2:mem:lifecycledb;DB_CLOSE_DELAY=-1; +hibernate.connection.username=sa +hibernate.connection.password= +hibernate.connection.autocommit=true + +hibernate.dialect=org.hibernate.dialect.H2Dialect +hibernate.show_sql=true +hibernate.hbm2ddl.auto=validate \ No newline at end of file diff --git a/hibernate5/src/test/resources/lifecycle-init.sql b/hibernate5/src/test/resources/lifecycle-init.sql new file mode 100644 index 0000000000..c0c9a3f34d --- /dev/null +++ b/hibernate5/src/test/resources/lifecycle-init.sql @@ -0,0 +1,25 @@ +create sequence hibernate_sequence start with 1 increment by 1; + +create table Football_Player ( + id bigint not null, + name varchar(255), + primary key (id) +); + +insert into + Football_Player + (name, id) + values + ('Cristiano Ronaldo', next value for hibernate_sequence); + +insert into + Football_Player + (name, id) + values + ('Lionel Messi', next value for hibernate_sequence); + +insert into + Football_Player + (name, id) + values + ('Gigi Buffon', next value for hibernate_sequence); \ No newline at end of file diff --git a/json/pom.xml b/json/pom.xml index c55e833b40..fa3fcafa65 100644 --- a/json/pom.xml +++ b/json/pom.xml @@ -33,6 +33,20 @@ json 20171018 + + + junit + junit + 4.12 + test + + + + org.glassfish + javax.json + 1.1.2 + + diff --git a/json/src/main/java/com/baeldung/jsonpointer/JsonPointerCrud.java b/json/src/main/java/com/baeldung/jsonpointer/JsonPointerCrud.java new file mode 100644 index 0000000000..4398aa7867 --- /dev/null +++ b/json/src/main/java/com/baeldung/jsonpointer/JsonPointerCrud.java @@ -0,0 +1,95 @@ +package com.baeldung.jsonpointer; + +import java.io.FileNotFoundException; +import java.io.IOException; +import java.io.InputStream; +import java.nio.file.Files; +import java.nio.file.Paths; + +import javax.json.Json; +import javax.json.JsonObject; +import javax.json.JsonPointer; +import javax.json.JsonReader; +import javax.json.JsonString; +import javax.json.JsonStructure; + +public class JsonPointerCrud { + + private JsonStructure jsonStructure = null; + + public JsonPointerCrud(String fileName) throws IOException { + + try (JsonReader reader = Json.createReader(Files.newBufferedReader(Paths.get(fileName)))) { + jsonStructure = reader.read(); + } catch (FileNotFoundException e) { + System.out.println("Error to open json file: " + e.getMessage()); + } + + } + + public JsonPointerCrud(InputStream stream) { + + JsonReader reader = Json.createReader(stream); + jsonStructure = reader.read(); + reader.close(); + + } + + public JsonStructure insert(String key, String value) { + + JsonPointer jsonPointer = Json.createPointer("/" + key); + JsonString jsonValue = Json.createValue(value); + jsonStructure = jsonPointer.add(jsonStructure, jsonValue); + + return jsonStructure; + + } + + public JsonStructure update(String key, String newValue) { + + JsonPointer jsonPointer = Json.createPointer("/" + key); + JsonString jsonNewValue = Json.createValue(newValue); + jsonStructure = jsonPointer.replace(jsonStructure, jsonNewValue); + + return jsonStructure; + } + + public JsonStructure delete(String key) { + + JsonPointer jsonPointer = Json.createPointer("/" + key); + jsonPointer.getValue(jsonStructure); + jsonStructure = jsonPointer.remove(jsonStructure); + + return jsonStructure; + + } + + public String fetchValueFromKey(String key) { + JsonPointer jsonPointer = Json.createPointer("/" + key); + JsonString jsonString = (JsonString) jsonPointer.getValue(jsonStructure); + + return jsonString.getString(); + } + + public String fetchListValues(String key) { + JsonPointer jsonPointer = Json.createPointer("/" + key); + JsonObject jsonObject = (JsonObject) jsonPointer.getValue(jsonStructure); + + return jsonObject.toString(); + } + + public String fetchFullJSON() { + JsonPointer jsonPointer = Json.createPointer(""); + JsonObject jsonObject = (JsonObject) jsonPointer.getValue(jsonStructure); + + return jsonObject.toString(); + + } + + public boolean check(String key) { + JsonPointer jsonPointer = Json.createPointer("/" + key); + boolean found = jsonPointer.containsValue(jsonStructure); + + return found; + } +} diff --git a/json/src/test/java/com/baeldung/jsonpointer/JsonPointerCrudUnitTest.java b/json/src/test/java/com/baeldung/jsonpointer/JsonPointerCrudUnitTest.java new file mode 100644 index 0000000000..c1553db325 --- /dev/null +++ b/json/src/test/java/com/baeldung/jsonpointer/JsonPointerCrudUnitTest.java @@ -0,0 +1,59 @@ +package com.baeldung.jsonpointer; + +import static org.junit.Assert.*; + +import org.junit.Test; + +public class JsonPointerCrudUnitTest { + + @Test + public void testJsonPointerCrudForAddress() { + + JsonPointerCrud jsonPointerCrud = new JsonPointerCrud(JsonPointerCrudUnitTest.class.getResourceAsStream("/address.json")); + + assertFalse(jsonPointerCrud.check("city")); + + // insert a value + jsonPointerCrud.insert("city", "Rio de Janeiro"); + + assertTrue(jsonPointerCrud.check("city")); + + // fetch full json + String fullJSON = jsonPointerCrud.fetchFullJSON(); + + assertTrue(fullJSON.contains("name")); + + assertTrue(fullJSON.contains("city")); + + // fetch value + String cityName = jsonPointerCrud.fetchValueFromKey("city"); + + assertEquals(cityName, "Rio de Janeiro"); + + // update value + jsonPointerCrud.update("city", "Sao Paulo"); + + // fetch value + cityName = jsonPointerCrud.fetchValueFromKey("city"); + + assertEquals(cityName, "Sao Paulo"); + + // delete + jsonPointerCrud.delete("city"); + + assertFalse(jsonPointerCrud.check("city")); + + } + + @Test + public void testJsonPointerCrudForBooks() { + + JsonPointerCrud jsonPointerCrud = new JsonPointerCrud(JsonPointerCrudUnitTest.class.getResourceAsStream("/books.json")); + + // fetch value + String book = jsonPointerCrud.fetchListValues("books/1"); + + assertEquals(book, "{\"title\":\"Title 2\",\"author\":\"John Doe\"}"); + + } +} \ No newline at end of file diff --git a/json/src/test/resources/address.json b/json/src/test/resources/address.json new file mode 100644 index 0000000000..599fcae12b --- /dev/null +++ b/json/src/test/resources/address.json @@ -0,0 +1,4 @@ +{ + "name": "Customer 01", + "street name": "Street 01" +} \ No newline at end of file diff --git a/json/src/test/resources/books.json b/json/src/test/resources/books.json new file mode 100644 index 0000000000..0defc3de98 --- /dev/null +++ b/json/src/test/resources/books.json @@ -0,0 +1,7 @@ +{ + "library": "My Personal Library", + "books": [ + { "title":"Title 1", "author":"Jane Doe" }, + { "title":"Title 2", "author":"John Doe" } + ] +} \ No newline at end of file diff --git a/maven/pom.xml b/maven/pom.xml index a409432f8b..4f91e8717c 100644 --- a/maven/pom.xml +++ b/maven/pom.xml @@ -94,6 +94,24 @@ + + org.codehaus.mojo + build-helper-maven-plugin + ${maven.build.helper.version} + + + generate-sources + + add-source + + + + src/main/another-src + + + + + @@ -102,6 +120,7 @@ 2.21.0 1.1 3.0.0 + 3.0.0 Baeldung diff --git a/maven/src/main/another-src/com/baeldung/maven/plugins/Foo.java b/maven/src/main/another-src/com/baeldung/maven/plugins/Foo.java new file mode 100644 index 0000000000..f8a6fe9853 --- /dev/null +++ b/maven/src/main/another-src/com/baeldung/maven/plugins/Foo.java @@ -0,0 +1,10 @@ +package com.baeldung.maven.plugins; + +public class Foo { + + public static String foo() { + return "foo"; + } + +} + diff --git a/maven/src/main/java/com/baeldung/maven/plugins/MultipleSrcFolders.java b/maven/src/main/java/com/baeldung/maven/plugins/MultipleSrcFolders.java new file mode 100644 index 0000000000..d403918dd3 --- /dev/null +++ b/maven/src/main/java/com/baeldung/maven/plugins/MultipleSrcFolders.java @@ -0,0 +1,9 @@ +package com.baeldung.maven.plugins; + +public class MultipleSrcFolders { + + public static void callFoo() { + Foo.foo(); + } + +} diff --git a/spring-cloud/pom.xml b/spring-cloud/pom.xml index 373a12da9e..1fdab4213c 100644 --- a/spring-cloud/pom.xml +++ b/spring-cloud/pom.xml @@ -31,6 +31,7 @@ spring-cloud-zuul-eureka-integration spring-cloud-contract spring-cloud-kubernetes + spring-cloud-archaius diff --git a/spring-cloud/spring-cloud-archaius/README.md b/spring-cloud/spring-cloud-archaius/README.md new file mode 100644 index 0000000000..9de26352e1 --- /dev/null +++ b/spring-cloud/spring-cloud-archaius/README.md @@ -0,0 +1,14 @@ +# Spring Cloud Archaius + +#### Basic Config +This service has the basic, out-of-the-box Spring Cloud Netflix Archaius configuration. + +#### Extra Configs +This service customizes some properties supported by Archaius. + +These properties are set up on the main method, since Archaius uses System properties, but they could be added as command line arguments when launching the app. + +#### Additional Sources +In this service we create a new AbstractConfiguration bean, setting up a new Configuration Properties source. + +These properties have precedence over all the other properties in the Archaius Composite Configuration. \ No newline at end of file diff --git a/spring-cloud/spring-cloud-archaius/additional-sources-simple/pom.xml b/spring-cloud/spring-cloud-archaius/additional-sources-simple/pom.xml new file mode 100644 index 0000000000..1ae6d543fb --- /dev/null +++ b/spring-cloud/spring-cloud-archaius/additional-sources-simple/pom.xml @@ -0,0 +1,24 @@ + + + 4.0.0 + additional-sources-simple + 1.0.0-SNAPSHOT + jar + additional-sources-simple + + + com.baeldung.spring.cloud + spring-cloud-archaius + 1.0.0-SNAPSHOT + .. + + + + + org.springframework.boot + spring-boot-starter-web + + + diff --git a/spring-cloud/spring-cloud-archaius/additional-sources-simple/src/main/java/com/baeldung/spring/cloud/archaius/additionalsources/AdditionalSourcesSimpleApplication.java b/spring-cloud/spring-cloud-archaius/additional-sources-simple/src/main/java/com/baeldung/spring/cloud/archaius/additionalsources/AdditionalSourcesSimpleApplication.java new file mode 100644 index 0000000000..e1a1d106cf --- /dev/null +++ b/spring-cloud/spring-cloud-archaius/additional-sources-simple/src/main/java/com/baeldung/spring/cloud/archaius/additionalsources/AdditionalSourcesSimpleApplication.java @@ -0,0 +1,13 @@ +package com.baeldung.spring.cloud.archaius.additionalsources; + +import org.springframework.boot.SpringApplication; +import org.springframework.boot.autoconfigure.SpringBootApplication; + +@SpringBootApplication +public class AdditionalSourcesSimpleApplication { + + public static void main(String[] args) { + SpringApplication.run(AdditionalSourcesSimpleApplication.class, args); + } + +} diff --git a/spring-cloud/spring-cloud-archaius/additional-sources-simple/src/main/java/com/baeldung/spring/cloud/archaius/additionalsources/config/ApplicationPropertiesConfigurations.java b/spring-cloud/spring-cloud-archaius/additional-sources-simple/src/main/java/com/baeldung/spring/cloud/archaius/additionalsources/config/ApplicationPropertiesConfigurations.java new file mode 100644 index 0000000000..f2d8ca2638 --- /dev/null +++ b/spring-cloud/spring-cloud-archaius/additional-sources-simple/src/main/java/com/baeldung/spring/cloud/archaius/additionalsources/config/ApplicationPropertiesConfigurations.java @@ -0,0 +1,21 @@ +package com.baeldung.spring.cloud.archaius.additionalsources.config; + +import org.apache.commons.configuration.AbstractConfiguration; +import org.springframework.context.annotation.Bean; +import org.springframework.context.annotation.Configuration; + +import com.netflix.config.DynamicConfiguration; +import com.netflix.config.FixedDelayPollingScheduler; +import com.netflix.config.PolledConfigurationSource; +import com.netflix.config.sources.URLConfigurationSource; + +@Configuration +public class ApplicationPropertiesConfigurations { + + @Bean + public AbstractConfiguration addApplicationPropertiesSource() { + PolledConfigurationSource source = new URLConfigurationSource("classpath:other-config.properties"); + return new DynamicConfiguration(source, new FixedDelayPollingScheduler()); + } + +} diff --git a/spring-cloud/spring-cloud-archaius/additional-sources-simple/src/main/java/com/baeldung/spring/cloud/archaius/additionalsources/controller/ConfigPropertiesController.java b/spring-cloud/spring-cloud-archaius/additional-sources-simple/src/main/java/com/baeldung/spring/cloud/archaius/additionalsources/controller/ConfigPropertiesController.java new file mode 100644 index 0000000000..304369a036 --- /dev/null +++ b/spring-cloud/spring-cloud-archaius/additional-sources-simple/src/main/java/com/baeldung/spring/cloud/archaius/additionalsources/controller/ConfigPropertiesController.java @@ -0,0 +1,37 @@ +package com.baeldung.spring.cloud.archaius.additionalsources.controller; + +import java.util.HashMap; +import java.util.Map; + +import org.springframework.beans.factory.annotation.Value; +import org.springframework.web.bind.annotation.GetMapping; +import org.springframework.web.bind.annotation.RestController; + +import com.netflix.config.DynamicPropertyFactory; +import com.netflix.config.DynamicStringProperty; + +@RestController +public class ConfigPropertiesController { + + private DynamicStringProperty propertyOneWithDynamic = DynamicPropertyFactory.getInstance() + .getStringProperty("baeldung.archaius.properties.one", "not found!"); + + private DynamicStringProperty propertyTwoWithDynamic = DynamicPropertyFactory.getInstance() + .getStringProperty("baeldung.archaius.properties.two", "not found!"); + + private DynamicStringProperty propertyThreeWithDynamic = DynamicPropertyFactory.getInstance() + .getStringProperty("baeldung.archaius.properties.three", "not found!"); + + private DynamicStringProperty propertyFourWithDynamic = DynamicPropertyFactory.getInstance() + .getStringProperty("baeldung.archaius.properties.four", "not found!"); + + @GetMapping("/properties-from-dynamic") + public Map getPropertiesFromDynamic() { + Map properties = new HashMap<>(); + properties.put(propertyOneWithDynamic.getName(), propertyOneWithDynamic.get()); + properties.put(propertyTwoWithDynamic.getName(), propertyTwoWithDynamic.get()); + properties.put(propertyThreeWithDynamic.getName(), propertyThreeWithDynamic.get()); + properties.put(propertyFourWithDynamic.getName(), propertyFourWithDynamic.get()); + return properties; + } +} diff --git a/spring-cloud/spring-cloud-archaius/additional-sources-simple/src/main/resources/application.properties b/spring-cloud/spring-cloud-archaius/additional-sources-simple/src/main/resources/application.properties new file mode 100644 index 0000000000..bf55e89a27 --- /dev/null +++ b/spring-cloud/spring-cloud-archaius/additional-sources-simple/src/main/resources/application.properties @@ -0,0 +1,3 @@ +server.port=8082 +baeldung.archaius.properties.one=one FROM:application.properties +baeldung.archaius.properties.two=two FROM:application.properties diff --git a/spring-cloud/spring-cloud-archaius/additional-sources-simple/src/main/resources/config.properties b/spring-cloud/spring-cloud-archaius/additional-sources-simple/src/main/resources/config.properties new file mode 100644 index 0000000000..b104c0c488 --- /dev/null +++ b/spring-cloud/spring-cloud-archaius/additional-sources-simple/src/main/resources/config.properties @@ -0,0 +1,2 @@ +baeldung.archaius.properties.one=one FROM:config.properties +baeldung.archaius.properties.three=three FROM:config.properties diff --git a/spring-cloud/spring-cloud-archaius/additional-sources-simple/src/main/resources/other-config.properties b/spring-cloud/spring-cloud-archaius/additional-sources-simple/src/main/resources/other-config.properties new file mode 100644 index 0000000000..00fe8ff2aa --- /dev/null +++ b/spring-cloud/spring-cloud-archaius/additional-sources-simple/src/main/resources/other-config.properties @@ -0,0 +1,2 @@ +baeldung.archaius.properties.one=one FROM:other-config.properties +baeldung.archaius.properties.four=four FROM:other-config.properties diff --git a/spring-cloud/spring-cloud-archaius/additional-sources-simple/src/test/java/com/baeldung/spring/cloud/archaius/additionalsources/ArchaiusAdditionalSourcesLiveTest.java b/spring-cloud/spring-cloud-archaius/additional-sources-simple/src/test/java/com/baeldung/spring/cloud/archaius/additionalsources/ArchaiusAdditionalSourcesLiveTest.java new file mode 100644 index 0000000000..f3a345d869 --- /dev/null +++ b/spring-cloud/spring-cloud-archaius/additional-sources-simple/src/test/java/com/baeldung/spring/cloud/archaius/additionalsources/ArchaiusAdditionalSourcesLiveTest.java @@ -0,0 +1,54 @@ +package com.baeldung.spring.cloud.archaius.additionalsources; + +import static org.assertj.core.api.Assertions.assertThat; + +import java.util.HashMap; +import java.util.Map; + +import org.junit.Test; +import org.junit.runner.RunWith; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.boot.test.context.SpringBootTest; +import org.springframework.boot.test.web.client.TestRestTemplate; +import org.springframework.context.ConfigurableApplicationContext; +import org.springframework.core.ParameterizedTypeReference; +import org.springframework.http.HttpMethod; +import org.springframework.test.context.junit4.SpringRunner; + +@RunWith(SpringRunner.class) +@SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT) +public class ArchaiusAdditionalSourcesLiveTest { + + private static final String BASE_URL = "http://localhost:8082"; + + private static final String DYNAMIC_PROPERTIES_URL = "/properties-from-dynamic"; + private static final Map EXPECTED_ARCHAIUS_PROPERTIES = createExpectedArchaiusProperties(); + + private static Map createExpectedArchaiusProperties() { + Map map = new HashMap<>(); + map.put("baeldung.archaius.properties.one", "one FROM:other-config.properties"); + map.put("baeldung.archaius.properties.two", "two FROM:application.properties"); + map.put("baeldung.archaius.properties.three", "three FROM:config.properties"); + map.put("baeldung.archaius.properties.four", "four FROM:other-config.properties"); + return map; + } + + @Autowired + ConfigurableApplicationContext context; + + @Autowired + private TestRestTemplate template; + + private Map exchangeAsMap(String uri, ParameterizedTypeReference> responseType) { + return template.exchange(uri, HttpMethod.GET, null, responseType) + .getBody(); + } + + @Test + public void givenNonDefaultConfigurationFilesSetup_whenRequestProperties_thenEndpointRetrievesValuesInFiles() { + Map initialResponse = this.exchangeAsMap(BASE_URL + DYNAMIC_PROPERTIES_URL, new ParameterizedTypeReference>() { + }); + + assertThat(initialResponse).containsAllEntriesOf(EXPECTED_ARCHAIUS_PROPERTIES); + } +} diff --git a/spring-cloud/spring-cloud-archaius/basic-config/pom.xml b/spring-cloud/spring-cloud-archaius/basic-config/pom.xml new file mode 100644 index 0000000000..b5b091712d --- /dev/null +++ b/spring-cloud/spring-cloud-archaius/basic-config/pom.xml @@ -0,0 +1,24 @@ + + + 4.0.0 + basic-config + 1.0.0-SNAPSHOT + jar + basic-config + + + com.baeldung.spring.cloud + spring-cloud-archaius + 1.0.0-SNAPSHOT + .. + + + + + org.springframework.boot + spring-boot-starter-web + + + diff --git a/spring-cloud/spring-cloud-archaius/basic-config/src/main/java/com/baeldung/spring/cloud/archaius/basic/BasicArchaiusApplication.java b/spring-cloud/spring-cloud-archaius/basic-config/src/main/java/com/baeldung/spring/cloud/archaius/basic/BasicArchaiusApplication.java new file mode 100644 index 0000000000..e6e578eed3 --- /dev/null +++ b/spring-cloud/spring-cloud-archaius/basic-config/src/main/java/com/baeldung/spring/cloud/archaius/basic/BasicArchaiusApplication.java @@ -0,0 +1,13 @@ +package com.baeldung.spring.cloud.archaius.basic; + +import org.springframework.boot.SpringApplication; +import org.springframework.boot.autoconfigure.SpringBootApplication; + +@SpringBootApplication +public class BasicArchaiusApplication { + + public static void main(String[] args) { + SpringApplication.run(BasicArchaiusApplication.class, args); + } + +} diff --git a/spring-cloud/spring-cloud-archaius/basic-config/src/main/java/com/baeldung/spring/cloud/archaius/basic/controller/ConfigPropertiesController.java b/spring-cloud/spring-cloud-archaius/basic-config/src/main/java/com/baeldung/spring/cloud/archaius/basic/controller/ConfigPropertiesController.java new file mode 100644 index 0000000000..46b8f345f6 --- /dev/null +++ b/spring-cloud/spring-cloud-archaius/basic-config/src/main/java/com/baeldung/spring/cloud/archaius/basic/controller/ConfigPropertiesController.java @@ -0,0 +1,70 @@ +package com.baeldung.spring.cloud.archaius.basic.controller; + +import java.util.HashMap; +import java.util.Map; + +import org.springframework.beans.factory.annotation.Value; +import org.springframework.web.bind.annotation.GetMapping; +import org.springframework.web.bind.annotation.RestController; + +import com.netflix.config.DynamicIntProperty; +import com.netflix.config.DynamicPropertyFactory; +import com.netflix.config.DynamicStringProperty; + +@RestController +public class ConfigPropertiesController { + + @Value("${baeldung.archaius.properties.one:not found!}") + private String propertyOneWithValue; + + @Value("${baeldung.archaius.properties.two:not found!}") + private String propertyTwoWithValue; + + @Value("${baeldung.archaius.properties.three:not found!}") + private String propertyThreeWithValue; + + @Value("${baeldung.archaius.properties.four:not found!}") + private String propertyFourWithValue; + + private DynamicStringProperty propertyOneWithDynamic = DynamicPropertyFactory.getInstance() + .getStringProperty("baeldung.archaius.properties.one", "not found!"); + + private DynamicStringProperty propertyTwoWithDynamic = DynamicPropertyFactory.getInstance() + .getStringProperty("baeldung.archaius.properties.two", "not found!"); + + private DynamicStringProperty propertyThreeWithDynamic = DynamicPropertyFactory.getInstance() + .getStringProperty("baeldung.archaius.properties.three", "not found!"); + + private DynamicStringProperty propertyFourWithDynamic = DynamicPropertyFactory.getInstance() + .getStringProperty("baeldung.archaius.properties.four", "not found!"); + + private DynamicIntProperty intPropertyWithDynamic = DynamicPropertyFactory.getInstance() + .getIntProperty("baeldung.archaius.properties.int", 0); + + @GetMapping("/properties-from-value") + public Map getPropertiesFromValue() { + Map properties = new HashMap<>(); + properties.put("baeldung.archaius.properties.one", propertyOneWithValue); + properties.put("baeldung.archaius.properties.two", propertyTwoWithValue); + properties.put("baeldung.archaius.properties.three", propertyThreeWithValue); + properties.put("baeldung.archaius.properties.four", propertyFourWithValue); + return properties; + } + + @GetMapping("/properties-from-dynamic") + public Map getPropertiesFromDynamic() { + Map properties = new HashMap<>(); + properties.put(propertyOneWithDynamic.getName(), propertyOneWithDynamic.get()); + properties.put(propertyTwoWithDynamic.getName(), propertyTwoWithDynamic.get()); + properties.put(propertyThreeWithDynamic.getName(), propertyThreeWithDynamic.get()); + properties.put(propertyFourWithDynamic.getName(), propertyFourWithDynamic.get()); + return properties; + } + + @GetMapping("/int-property") + public Map getIntPropertyFromDynamic() { + Map properties = new HashMap<>(); + properties.put(intPropertyWithDynamic.getName(), intPropertyWithDynamic.get()); + return properties; + } +} diff --git a/spring-cloud/spring-cloud-archaius/basic-config/src/main/resources/application.properties b/spring-cloud/spring-cloud-archaius/basic-config/src/main/resources/application.properties new file mode 100644 index 0000000000..1a35a22197 --- /dev/null +++ b/spring-cloud/spring-cloud-archaius/basic-config/src/main/resources/application.properties @@ -0,0 +1,3 @@ +server.port=8080 +baeldung.archaius.properties.one=one FROM:application.properties +baeldung.archaius.properties.two=two FROM:application.properties \ No newline at end of file diff --git a/spring-cloud/spring-cloud-archaius/basic-config/src/main/resources/config.properties b/spring-cloud/spring-cloud-archaius/basic-config/src/main/resources/config.properties new file mode 100644 index 0000000000..86ae575d20 --- /dev/null +++ b/spring-cloud/spring-cloud-archaius/basic-config/src/main/resources/config.properties @@ -0,0 +1,4 @@ +baeldung.archaius.properties.one=one FROM:config.properties +baeldung.archaius.properties.three=three FROM:config.properties + +baeldung.archaius.properties.int=1 diff --git a/spring-cloud/spring-cloud-archaius/basic-config/src/main/resources/other.properties b/spring-cloud/spring-cloud-archaius/basic-config/src/main/resources/other.properties new file mode 100644 index 0000000000..26796b7341 --- /dev/null +++ b/spring-cloud/spring-cloud-archaius/basic-config/src/main/resources/other.properties @@ -0,0 +1,2 @@ +baeldung.archaius.properties.one=one FROM:other.properties +baeldung.archaius.properties.four=four FROM:other.properties diff --git a/spring-cloud/spring-cloud-archaius/basic-config/src/test/java/com/baeldung/spring/cloud/archaius/basic/ArchaiusBasicConfigurationIntegrationTest.java b/spring-cloud/spring-cloud-archaius/basic-config/src/test/java/com/baeldung/spring/cloud/archaius/basic/ArchaiusBasicConfigurationIntegrationTest.java new file mode 100644 index 0000000000..2948606c0b --- /dev/null +++ b/spring-cloud/spring-cloud-archaius/basic-config/src/test/java/com/baeldung/spring/cloud/archaius/basic/ArchaiusBasicConfigurationIntegrationTest.java @@ -0,0 +1,45 @@ +package com.baeldung.spring.cloud.archaius.basic; + +import static org.assertj.core.api.Assertions.assertThat; + +import java.util.Collections; + +import org.junit.Test; +import org.junit.jupiter.api.extension.ExtendWith; +import org.junit.platform.runner.JUnitPlatform; +import org.junit.runner.RunWith; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.boot.test.context.SpringBootTest; +import org.springframework.boot.test.util.TestPropertyValues; +import org.springframework.cloud.context.environment.EnvironmentChangeEvent; +import org.springframework.context.ConfigurableApplicationContext; +import org.springframework.test.context.junit.jupiter.SpringExtension; + +import com.netflix.config.DynamicPropertyFactory; +import com.netflix.config.DynamicStringProperty; + +@RunWith(JUnitPlatform.class) +@ExtendWith(SpringExtension.class) +@SpringBootTest +public class ArchaiusBasicConfigurationIntegrationTest { + + @Autowired + ConfigurableApplicationContext context; + + private DynamicStringProperty testPropertyWithDynamic = DynamicPropertyFactory.getInstance() + .getStringProperty("baeldung.archaius.test.properties.one", "not found!"); + + @Test + public void givenIntialPropertyValue_whenPropertyChanges_thenArchaiusRetrievesNewValue() { + String initialValue = testPropertyWithDynamic.get(); + + TestPropertyValues.of("baeldung.archaius.test.properties.one=new-value") + .applyTo(context); + context.publishEvent(new EnvironmentChangeEvent(Collections.singleton("baeldung.archaius.test.properties.one"))); + String finalValue = testPropertyWithDynamic.get(); + + assertThat(initialValue).isEqualTo("test-one"); + assertThat(finalValue).isEqualTo("new-value"); + } + +} diff --git a/spring-cloud/spring-cloud-archaius/basic-config/src/test/java/com/baeldung/spring/cloud/archaius/basic/ArchaiusBasicConfigurationLiveTest.java b/spring-cloud/spring-cloud-archaius/basic-config/src/test/java/com/baeldung/spring/cloud/archaius/basic/ArchaiusBasicConfigurationLiveTest.java new file mode 100644 index 0000000000..70d43df60d --- /dev/null +++ b/spring-cloud/spring-cloud-archaius/basic-config/src/test/java/com/baeldung/spring/cloud/archaius/basic/ArchaiusBasicConfigurationLiveTest.java @@ -0,0 +1,74 @@ +package com.baeldung.spring.cloud.archaius.basic; + +import static org.assertj.core.api.Assertions.assertThat; + +import java.util.HashMap; +import java.util.Map; + +import org.junit.Test; +import org.junit.runner.RunWith; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.boot.test.context.SpringBootTest; +import org.springframework.boot.test.web.client.TestRestTemplate; +import org.springframework.context.ConfigurableApplicationContext; +import org.springframework.core.ParameterizedTypeReference; +import org.springframework.http.HttpMethod; +import org.springframework.test.context.junit4.SpringRunner; + +@RunWith(SpringRunner.class) +@SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT) +public class ArchaiusBasicConfigurationLiveTest { + + private static final String BASE_URL = "http://localhost:8080"; + + private static final String DYNAMIC_PROPERTIES_URL = "/properties-from-dynamic"; + private static final Map EXPECTED_ARCHAIUS_PROPERTIES = createExpectedArchaiusProperties(); + + private static Map createExpectedArchaiusProperties() { + Map map = new HashMap<>(); + map.put("baeldung.archaius.properties.one", "one FROM:application.properties"); + map.put("baeldung.archaius.properties.two", "two FROM:application.properties"); + map.put("baeldung.archaius.properties.three", "three FROM:config.properties"); + map.put("baeldung.archaius.properties.four", "not found!"); + return map; + } + + private static final String VALUE_PROPERTIES_URL = "/properties-from-value"; + private static final Map EXPECTED_VALUE_PROPERTIES = createExpectedValueProperties(); + + private static Map createExpectedValueProperties() { + Map map = new HashMap<>(); + map.put("baeldung.archaius.properties.one", "one FROM:application.properties"); + map.put("baeldung.archaius.properties.two", "two FROM:application.properties"); + map.put("baeldung.archaius.properties.three", "not found!"); + map.put("baeldung.archaius.properties.four", "not found!"); + return map; + } + + @Autowired + ConfigurableApplicationContext context; + + @Autowired + private TestRestTemplate template; + + private Map exchangeAsMap(String uri, ParameterizedTypeReference> responseType) { + return template.exchange(uri, HttpMethod.GET, null, responseType) + .getBody(); + } + + @Test + public void givenDefaultConfigurationSetup_whenRequestProperties_thenEndpointRetrievesValuesInFiles() { + Map initialResponse = this.exchangeAsMap(BASE_URL + DYNAMIC_PROPERTIES_URL, new ParameterizedTypeReference>() { + }); + + assertThat(initialResponse).containsAllEntriesOf(EXPECTED_ARCHAIUS_PROPERTIES); + } + + @Test + public void givenNonDefaultConfigurationFilesSetup_whenRequestSpringVisibleProperties_thenEndpointDoesntRetrieveArchaiusProperties() { + Map initialResponse = this.exchangeAsMap(BASE_URL + VALUE_PROPERTIES_URL, new ParameterizedTypeReference>() { + }); + + assertThat(initialResponse).containsAllEntriesOf(EXPECTED_VALUE_PROPERTIES); + } +} diff --git a/spring-cloud/spring-cloud-archaius/basic-config/src/test/resources/config.properties b/spring-cloud/spring-cloud-archaius/basic-config/src/test/resources/config.properties new file mode 100644 index 0000000000..1ceb5d1161 --- /dev/null +++ b/spring-cloud/spring-cloud-archaius/basic-config/src/test/resources/config.properties @@ -0,0 +1,3 @@ +baeldung.archaius.test.properties.one=test-one +baeldung.archaius.test.properties.two=test-two +baeldung.archaius.test.properties.int=1 diff --git a/spring-cloud/spring-cloud-archaius/extra-configs/pom.xml b/spring-cloud/spring-cloud-archaius/extra-configs/pom.xml new file mode 100644 index 0000000000..2f3f2b084a --- /dev/null +++ b/spring-cloud/spring-cloud-archaius/extra-configs/pom.xml @@ -0,0 +1,43 @@ + + + 4.0.0 + extra-configs + 1.0.0-SNAPSHOT + jar + extra-configs + + + com.baeldung.spring.cloud + spring-cloud-archaius + 1.0.0-SNAPSHOT + .. + + + + + org.springframework.boot + spring-boot-starter-web + + + org.springframework.cloud + spring-cloud-starter-netflix-archaius + + + + + + + org.springframework.cloud + spring-cloud-netflix + ${spring-cloud-dependencies.version} + pom + import + + + + + 2.0.1.RELEASE + + diff --git a/spring-cloud/spring-cloud-archaius/extra-configs/src/main/java/com/baeldung/spring/cloud/archaius/extraconfigs/ExtraConfigsApplication.java b/spring-cloud/spring-cloud-archaius/extra-configs/src/main/java/com/baeldung/spring/cloud/archaius/extraconfigs/ExtraConfigsApplication.java new file mode 100644 index 0000000000..4747d875db --- /dev/null +++ b/spring-cloud/spring-cloud-archaius/extra-configs/src/main/java/com/baeldung/spring/cloud/archaius/extraconfigs/ExtraConfigsApplication.java @@ -0,0 +1,16 @@ +package com.baeldung.spring.cloud.archaius.extraconfigs; + +import org.springframework.boot.SpringApplication; +import org.springframework.boot.autoconfigure.SpringBootApplication; + +@SpringBootApplication +public class ExtraConfigsApplication { + + public static void main(String[] args) { + // System properties can be set as command line arguments too + System.setProperty("archaius.configurationSource.additionalUrls", "classpath:other-config-dir/extra.properties"); + System.setProperty("archaius.configurationSource.defaultFileName", "other.properties"); + SpringApplication.run(ExtraConfigsApplication.class, args); + } + +} diff --git a/spring-cloud/spring-cloud-archaius/extra-configs/src/main/java/com/baeldung/spring/cloud/archaius/extraconfigs/controllers/ConfigPropertiesController.java b/spring-cloud/spring-cloud-archaius/extra-configs/src/main/java/com/baeldung/spring/cloud/archaius/extraconfigs/controllers/ConfigPropertiesController.java new file mode 100644 index 0000000000..382c6b3a2c --- /dev/null +++ b/spring-cloud/spring-cloud-archaius/extra-configs/src/main/java/com/baeldung/spring/cloud/archaius/extraconfigs/controllers/ConfigPropertiesController.java @@ -0,0 +1,60 @@ +package com.baeldung.spring.cloud.archaius.extraconfigs.controllers; + +import java.util.HashMap; +import java.util.Map; + +import org.springframework.beans.factory.annotation.Value; +import org.springframework.web.bind.annotation.GetMapping; +import org.springframework.web.bind.annotation.RestController; + +import com.netflix.config.DynamicPropertyFactory; +import com.netflix.config.DynamicStringProperty; + +@RestController +public class ConfigPropertiesController { + + @Value("${baeldung.archaius.properties.one:not found!}") + private String propertyOneWithValue; + + @Value("${baeldung.archaius.properties.two:not found!}") + private String propertyTwoWithValue; + + @Value("${baeldung.archaius.properties.three:not found!}") + private String propertyThreeWithValue; + + @Value("${baeldung.archaius.properties.four:not found!}") + private String propertyFourWithValue; + + private DynamicStringProperty propertyOneWithDynamic = DynamicPropertyFactory.getInstance() + .getStringProperty("baeldung.archaius.properties.one", "not found!"); + + private DynamicStringProperty propertyTwoWithDynamic = DynamicPropertyFactory.getInstance() + .getStringProperty("baeldung.archaius.properties.two", "not found!"); + + private DynamicStringProperty propertyThreeWithDynamic = DynamicPropertyFactory.getInstance() + .getStringProperty("baeldung.archaius.properties.three", "not found!"); + + private DynamicStringProperty propertyFourWithDynamic = DynamicPropertyFactory.getInstance() + .getStringProperty("baeldung.archaius.properties.four", "not found!"); + + @GetMapping("/properties-from-value") + public Map getPropertiesFromValue() { + Map properties = new HashMap<>(); + properties.put("baeldung.archaius.properties.one", propertyOneWithValue); + properties.put("baeldung.archaius.properties.two", propertyTwoWithValue); + properties.put("baeldung.archaius.properties.three", propertyThreeWithValue); + properties.put("baeldung.archaius.properties.four", propertyFourWithValue); + return properties; + } + + @GetMapping("/properties-from-dynamic") + public Map getPropertiesFromDynamic() { + Map properties = new HashMap<>(); + properties.put("baeldung.archaius.properties.one", propertyOneWithDynamic.get()); + properties.put("baeldung.archaius.properties.two", propertyTwoWithDynamic.get()); + properties.put("baeldung.archaius.properties.three", propertyThreeWithDynamic.get()); + properties.put("baeldung.archaius.properties.four", propertyFourWithDynamic.get()); + return properties; + } + +} diff --git a/spring-cloud/spring-cloud-archaius/extra-configs/src/main/resources/application.properties b/spring-cloud/spring-cloud-archaius/extra-configs/src/main/resources/application.properties new file mode 100644 index 0000000000..1e36b134d4 --- /dev/null +++ b/spring-cloud/spring-cloud-archaius/extra-configs/src/main/resources/application.properties @@ -0,0 +1,3 @@ +server.port=8081 +baeldung.archaius.properties.one=one FROM:application.properties +baeldung.archaius.properties.two=two FROM:application.properties diff --git a/spring-cloud/spring-cloud-archaius/extra-configs/src/main/resources/other-config-dir/extra.properties b/spring-cloud/spring-cloud-archaius/extra-configs/src/main/resources/other-config-dir/extra.properties new file mode 100644 index 0000000000..ea99914cc1 --- /dev/null +++ b/spring-cloud/spring-cloud-archaius/extra-configs/src/main/resources/other-config-dir/extra.properties @@ -0,0 +1,2 @@ +baeldung.archaius.properties.one=one FROM:extra.properties +baeldung.archaius.properties.three=three FROM:extra.properties diff --git a/spring-cloud/spring-cloud-archaius/extra-configs/src/main/resources/other.properties b/spring-cloud/spring-cloud-archaius/extra-configs/src/main/resources/other.properties new file mode 100644 index 0000000000..26796b7341 --- /dev/null +++ b/spring-cloud/spring-cloud-archaius/extra-configs/src/main/resources/other.properties @@ -0,0 +1,2 @@ +baeldung.archaius.properties.one=one FROM:other.properties +baeldung.archaius.properties.four=four FROM:other.properties diff --git a/spring-cloud/spring-cloud-archaius/extra-configs/src/test/java/com/baeldung/spring/cloud/archaius/extraconfigs/ArchaiusExtraConfigsLiveTest.java b/spring-cloud/spring-cloud-archaius/extra-configs/src/test/java/com/baeldung/spring/cloud/archaius/extraconfigs/ArchaiusExtraConfigsLiveTest.java new file mode 100644 index 0000000000..232ca73352 --- /dev/null +++ b/spring-cloud/spring-cloud-archaius/extra-configs/src/test/java/com/baeldung/spring/cloud/archaius/extraconfigs/ArchaiusExtraConfigsLiveTest.java @@ -0,0 +1,54 @@ +package com.baeldung.spring.cloud.archaius.extraconfigs; + +import static org.assertj.core.api.Assertions.assertThat; + +import java.util.HashMap; +import java.util.Map; + +import org.junit.Test; +import org.junit.runner.RunWith; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.boot.test.context.SpringBootTest; +import org.springframework.boot.test.web.client.TestRestTemplate; +import org.springframework.context.ConfigurableApplicationContext; +import org.springframework.core.ParameterizedTypeReference; +import org.springframework.http.HttpMethod; +import org.springframework.test.context.junit4.SpringRunner; + +@RunWith(SpringRunner.class) +@SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT) +public class ArchaiusExtraConfigsLiveTest { + + private static final String BASE_URL = "http://localhost:8081"; + + private static final String DYNAMIC_PROPERTIES_URL = "/properties-from-dynamic"; + private static final Map EXPECTED_ARCHAIUS_PROPERTIES = createExpectedArchaiusProperties(); + + private static Map createExpectedArchaiusProperties() { + Map map = new HashMap<>(); + map.put("baeldung.archaius.properties.one", "one FROM:application.properties"); + map.put("baeldung.archaius.properties.two", "two FROM:application.properties"); + map.put("baeldung.archaius.properties.three", "three FROM:extra.properties"); + map.put("baeldung.archaius.properties.four", "four FROM:other.properties"); + return map; + } + + @Autowired + ConfigurableApplicationContext context; + + @Autowired + private TestRestTemplate template; + + private Map exchangeAsMap(String uri, ParameterizedTypeReference> responseType) { + return template.exchange(uri, HttpMethod.GET, null, responseType) + .getBody(); + } + + @Test + public void givenNonDefaultConfigurationFilesSetup_whenRequestProperties_thenEndpointRetrievesValuesInFiles() { + Map initialResponse = this.exchangeAsMap(BASE_URL + DYNAMIC_PROPERTIES_URL, new ParameterizedTypeReference>() { + }); + + assertThat(initialResponse).containsAllEntriesOf(EXPECTED_ARCHAIUS_PROPERTIES); + } +} diff --git a/spring-cloud/spring-cloud-archaius/pom.xml b/spring-cloud/spring-cloud-archaius/pom.xml new file mode 100644 index 0000000000..cd102f86cd --- /dev/null +++ b/spring-cloud/spring-cloud-archaius/pom.xml @@ -0,0 +1,64 @@ + + + 4.0.0 + com.baeldung.spring.cloud + spring-cloud-archaius + 1.0.0-SNAPSHOT + spring-cloud-archaius + Spring Cloud Archaius Pom parent + pom + + + com.baeldung.spring.cloud + spring-cloud + 1.0.0-SNAPSHOT + .. + + + + basic-config + additional-sources-simple + extra-configs + + + + + org.springframework.cloud + spring-cloud-starter-netflix-archaius + + + org.springframework.boot + spring-boot-starter-test + + + org.assertj + assertj-core + test + + + org.junit.platform + junit-platform-runner + ${junit.platform.version} + test + + + + + + + org.springframework.cloud + spring-cloud-netflix + ${spring-cloud-dependencies.version} + pom + import + + + + + + 2.0.1.RELEASE + 1.2.0 + + diff --git a/testing-modules/java-faker/pom.xml b/testing-modules/java-faker/pom.xml deleted file mode 100644 index 4ac5368e24..0000000000 --- a/testing-modules/java-faker/pom.xml +++ /dev/null @@ -1,29 +0,0 @@ - - - 4.0.0 - - com.baeldung - java-faker - 1.0-SNAPSHOT - - - - com.github.javafaker - javafaker - 0.15 - - - - - junit - junit - 4.12 - test - - - - - - diff --git a/testing-modules/java-faker/src/test/java/com/baeldung/JavaFakerTest.java b/testing-modules/java-faker/src/test/java/com/baeldung/JavaFakerTest.java deleted file mode 100644 index 8d89fa0ab2..0000000000 --- a/testing-modules/java-faker/src/test/java/com/baeldung/JavaFakerTest.java +++ /dev/null @@ -1,115 +0,0 @@ -package com.baeldung; - -import com.github.javafaker.Faker; -import com.github.javafaker.service.FakeValuesService; -import com.github.javafaker.service.FakerIDN; -import com.github.javafaker.service.LocaleDoesNotExistException; -import com.github.javafaker.service.RandomService; -import javafx.scene.Parent; -import org.junit.Before; -import org.junit.Rule; -import org.junit.Test; -import org.junit.rules.ExpectedException; - -import java.util.Locale; -import java.util.Random; -import java.util.regex.Matcher; -import java.util.regex.Pattern; - -import static org.junit.Assert.assertEquals; -import static org.junit.Assert.assertThat; -import static org.junit.Assert.assertTrue; - -public class JavaFakerTest { - - private Faker faker; - - @Before - public void setUp() throws Exception { - faker = new Faker(); - } - - @Test - public void givenJavaFaker_whenAddressObjectCalled_checkValidAddressInfoGiven() throws Exception { - - Faker faker = new Faker(); - - String streetName = faker.address().streetName(); - String number = faker.address().buildingNumber(); - String city = faker.address().city(); - String country = faker.address().country(); - - System.out.println(String.format("%s\n%s\n%s\n%s", - number, - streetName, - city, - country)); - - } - - @Test - public void givenJavaFakersWithSameSeed_whenNameCalled_CheckSameName() throws Exception { - - Faker faker1 = new Faker(new Random(24)); - Faker faker2 = new Faker(new Random(24)); - - assertEquals(faker1.name().firstName(), faker2.name().firstName()); - } - - @Test - public void givenJavaFakersWithDifferentLocals_checkZipCodesMatchRegex() throws Exception { - - Faker ukFaker = new Faker(new Locale("en-GB")); - Faker usFaker = new Faker(new Locale("en-US")); - - System.out.println(String.format("American zipcode: %s", usFaker.address().zipCode())); - System.out.println(String.format("British postcode: %s", ukFaker.address().zipCode())); - - Pattern ukPattern = Pattern.compile("([Gg][Ii][Rr] 0[Aa]{2})|((([A-Za-z][0-9]{1,2})|(([A-Za-z][A-Ha-hJ-Yj-y][0-9]{1,2})|(([A-Za-z][0-9][A-Za-z])|([A-Za-z][A-Ha-hJ-Yj-y][0-9]?[A-Za-z]))))\\s?[0-9][A-Za-z]{2})"); - Matcher ukMatcher = ukPattern.matcher(ukFaker.address().zipCode()); - - assertTrue(ukMatcher.find()); - - Matcher usMatcher = Pattern.compile("^\\d{5}(?:[-\\s]\\d{4})?$").matcher(usFaker.address().zipCode()); - - assertTrue(usMatcher.find()); - - } - - @Test - public void givenJavaFakerService_testFakersCreated() throws Exception { - - RandomService randomService = new RandomService(); - - System.out.println(randomService.nextBoolean()); - System.out.println(randomService.nextDouble()); - - Faker faker = new Faker(new Random(randomService.nextLong())); - - System.out.println(faker.address().city()); - - } - - @Test - public void testFakeValuesService() throws Exception { - - FakeValuesService fakeValuesService = new FakeValuesService(new Locale("en-GB"), new RandomService()); - - String email = fakeValuesService.bothify("????##@gmail.com"); - Matcher emailMatcher = Pattern.compile("\\w{4}\\d{2}@gmail.com").matcher(email); - assertTrue(emailMatcher.find()); - - String alphaNumericString = fakeValuesService.regexify("[a-z1-9]{10}"); - Matcher alphaNumericMatcher = Pattern.compile("[a-z1-9]{10}").matcher(alphaNumericString); - assertTrue(alphaNumericMatcher.find()); - - } - - - @Test(expected = LocaleDoesNotExistException.class) - public void givenWrongLocale_whenFakerIsInitialised_testLocaleDoesNotExistExceptionIsThrown() throws Exception { - - Faker wrongLocaleFaker = new Faker(new Locale("en-seaWorld")); - - } -} diff --git a/testing-modules/parallel-tests-junit/math-test-functions/pom.xml b/testing-modules/parallel-tests-junit/math-test-functions/pom.xml new file mode 100644 index 0000000000..18d2b562f3 --- /dev/null +++ b/testing-modules/parallel-tests-junit/math-test-functions/pom.xml @@ -0,0 +1,48 @@ + + + 4.0.0 + + com.baeldung + parallel-tests-junit + 0.0.1-SNAPSHOT + + math-test-functions + math-test-functions + http://maven.apache.org + + UTF-8 + + + + junit + junit + 4.12 + test + + + + + + org.apache.maven.plugins + maven-surefire-plugin + 2.22.0 + + all + 10 + 2 + 2 + 6 + 3.5 + 5 + true + + FunctionTestSuite.class + + + + + + diff --git a/testing-modules/parallel-tests-junit/src/test/java/com/baeldung/MathFunctionTest.java b/testing-modules/parallel-tests-junit/math-test-functions/src/test/java/com/baeldung/ArithmeticFunctionTest.java similarity index 78% rename from testing-modules/parallel-tests-junit/src/test/java/com/baeldung/MathFunctionTest.java rename to testing-modules/parallel-tests-junit/math-test-functions/src/test/java/com/baeldung/ArithmeticFunctionTest.java index 9a609c3e93..df0aa695fc 100644 --- a/testing-modules/parallel-tests-junit/src/test/java/com/baeldung/MathFunctionTest.java +++ b/testing-modules/parallel-tests-junit/math-test-functions/src/test/java/com/baeldung/ArithmeticFunctionTest.java @@ -1,29 +1,28 @@ -package com.baeldung; - -import static org.junit.Assert.assertEquals; - -import org.junit.Test; - -public class MathFunctionTest { - - @Test - public void test_addingIntegers_returnsSum() throws InterruptedException { - assertEquals(22, Math.addExact(10, 12)); - - } - - @Test - public void test_multiplyingIntegers_returnsProduct() { - assertEquals(120, Math.multiplyExact(10, 12)); - } - - @Test - public void test_subtractingIntegers_returnsDifference() { - assertEquals(2, Math.subtractExact(12, 10)); - } - - @Test - public void test_minimumInteger() { - assertEquals(10, Math.min(10, 12)); - } -} +package com.baeldung; + +import static org.junit.Assert.assertEquals; + +import org.junit.Test; + +public class ArithmeticFunctionTest { + + @Test + public void test_addingIntegers_returnsSum() { + assertEquals(22, Math.addExact(10, 12)); + } + + @Test + public void test_multiplyingIntegers_returnsProduct() { + assertEquals(120, Math.multiplyExact(10, 12)); + } + + @Test + public void test_subtractingIntegers_returnsDifference() { + assertEquals(2, Math.subtractExact(12, 10)); + } + + @Test + public void test_minimumInteger() { + assertEquals(10, Math.min(10, 12)); + } +} diff --git a/testing-modules/parallel-tests-junit/math-test-functions/src/test/java/com/baeldung/ComparisonFunctionTest.java b/testing-modules/parallel-tests-junit/math-test-functions/src/test/java/com/baeldung/ComparisonFunctionTest.java new file mode 100644 index 0000000000..4f72c87279 --- /dev/null +++ b/testing-modules/parallel-tests-junit/math-test-functions/src/test/java/com/baeldung/ComparisonFunctionTest.java @@ -0,0 +1,19 @@ +package com.baeldung; + +import static org.junit.Assert.assertEquals; + +import org.junit.Test; + +public class ComparisonFunctionTest { + + @Test + public void test_findMax() { + assertEquals(20, Math.max(10, 20)); + } + + @Test + public void test_findMin() { + assertEquals(10, Math.min(10, 20)); + } + +} diff --git a/testing-modules/parallel-tests-junit/src/test/java/com/baeldung/FunctionTestSuite.java b/testing-modules/parallel-tests-junit/math-test-functions/src/test/java/com/baeldung/FunctionTestSuite.java similarity index 71% rename from testing-modules/parallel-tests-junit/src/test/java/com/baeldung/FunctionTestSuite.java rename to testing-modules/parallel-tests-junit/math-test-functions/src/test/java/com/baeldung/FunctionTestSuite.java index c7f4050b18..4fe551b365 100644 --- a/testing-modules/parallel-tests-junit/src/test/java/com/baeldung/FunctionTestSuite.java +++ b/testing-modules/parallel-tests-junit/math-test-functions/src/test/java/com/baeldung/FunctionTestSuite.java @@ -1,11 +1,11 @@ -package com.baeldung; - -import org.junit.runner.RunWith; -import org.junit.runners.Suite; -import org.junit.runners.Suite.SuiteClasses; - -@RunWith(Suite.class) -@SuiteClasses({StringFunctionTest.class, MathFunctionTest.class}) -public class FunctionTestSuite { - -} +package com.baeldung; + +import org.junit.runner.RunWith; +import org.junit.runners.Suite; +import org.junit.runners.Suite.SuiteClasses; + +@RunWith(Suite.class) +@SuiteClasses({ ComparisonFunctionTest.class, ArithmeticFunctionTest.class }) +public class FunctionTestSuite { + +} diff --git a/testing-modules/parallel-tests-junit/pom.xml b/testing-modules/parallel-tests-junit/pom.xml index 1a42437b1b..3fd4e695e5 100644 --- a/testing-modules/parallel-tests-junit/pom.xml +++ b/testing-modules/parallel-tests-junit/pom.xml @@ -1,50 +1,12 @@ - - 4.0.0 - - com.baeldung - parallel-tests-junit - 0.0.1-SNAPSHOT - jar - - parallel-tests-junit - http://maven.apache.org - - - UTF-8 - - - - - junit - junit - 4.12 - test - - - - - - org.apache.maven.plugins - maven-surefire-plugin - 2.22.0 - - all - 10 - 2 - 2 - 6 - 3.5 - 5 - true - - FunctionTestSuite.class - - - - - - - + + + 4.0.0 + com.baeldung + parallel-tests-junit + 0.0.1-SNAPSHOT + pom + + math-test-functions + string-test-functions + diff --git a/testing-modules/parallel-tests-junit/string-test-functions/pom.xml b/testing-modules/parallel-tests-junit/string-test-functions/pom.xml new file mode 100644 index 0000000000..af61cfce8e --- /dev/null +++ b/testing-modules/parallel-tests-junit/string-test-functions/pom.xml @@ -0,0 +1,41 @@ + + + 4.0.0 + + com.baeldung + parallel-tests-junit + 0.0.1-SNAPSHOT + + string-test-functions + string-test-functions + http://maven.apache.org + + UTF-8 + + + + + junit + junit + 4.12 + test + + + + + + org.apache.maven.plugins + maven-surefire-plugin + 2.22.0 + + all + true + 2 + + + + + diff --git a/testing-modules/parallel-tests-junit/src/test/java/com/baeldung/StringFunctionTest.java b/testing-modules/parallel-tests-junit/string-test-functions/src/test/java/com/baeldung/StringFunctionTest.java similarity index 94% rename from testing-modules/parallel-tests-junit/src/test/java/com/baeldung/StringFunctionTest.java rename to testing-modules/parallel-tests-junit/string-test-functions/src/test/java/com/baeldung/StringFunctionTest.java index 9adfea8ff0..7f2bc5e5e7 100644 --- a/testing-modules/parallel-tests-junit/src/test/java/com/baeldung/StringFunctionTest.java +++ b/testing-modules/parallel-tests-junit/string-test-functions/src/test/java/com/baeldung/StringFunctionTest.java @@ -1,18 +1,18 @@ -package com.baeldung; - -import static org.junit.Assert.assertEquals; - -import org.junit.Test; - -public class StringFunctionTest { - - @Test - public void test_upperCase() { - assertEquals("TESTCASE", "testCase".toUpperCase()); - } - - @Test - public void test_indexOf() { - assertEquals(1, "testCase".indexOf("e")); - } -} +package com.baeldung; + +import static org.junit.Assert.assertEquals; + +import org.junit.Test; + +public class StringFunctionTest { + + @Test + public void test_upperCase() { + assertEquals("TESTCASE", "testCase".toUpperCase()); + } + + @Test + public void test_indexOf() { + assertEquals(1, "testCase".indexOf("e")); + } +} diff --git a/testing-modules/testing/pom.xml b/testing-modules/testing/pom.xml index 7b2fe76d0f..2e783b2116 100644 --- a/testing-modules/testing/pom.xml +++ b/testing-modules/testing/pom.xml @@ -88,6 +88,11 @@ javalite-common ${javalite.version} + + com.github.javafaker + javafaker + 0.15 + diff --git a/testing-modules/testing/src/test/java/com/baeldung/javafaker/JavaFakerUnitTest.java b/testing-modules/testing/src/test/java/com/baeldung/javafaker/JavaFakerUnitTest.java new file mode 100644 index 0000000000..7a3b9771fb --- /dev/null +++ b/testing-modules/testing/src/test/java/com/baeldung/javafaker/JavaFakerUnitTest.java @@ -0,0 +1,121 @@ +package com.baeldung.javafaker; + +import static org.junit.Assert.assertEquals; +import static org.junit.Assert.assertTrue; + +import java.util.Locale; +import java.util.Random; +import java.util.regex.Matcher; +import java.util.regex.Pattern; + +import org.junit.Before; +import org.junit.Test; + +import com.github.javafaker.Faker; +import com.github.javafaker.service.FakeValuesService; +import com.github.javafaker.service.LocaleDoesNotExistException; +import com.github.javafaker.service.RandomService; + +public class JavaFakerUnitTest { + + private Faker faker; + + @Before + public void setUp() throws Exception { + faker = new Faker(); + } + + @Test + public void givenJavaFaker_whenAddressObjectCalled_checkValidAddressInfoGiven() throws Exception { + + Faker faker = new Faker(); + + String streetName = faker.address() + .streetName(); + String number = faker.address() + .buildingNumber(); + String city = faker.address() + .city(); + String country = faker.address() + .country(); + + System.out.println(String.format("%s\n%s\n%s\n%s", number, streetName, city, country)); + + } + + @Test + public void givenJavaFakersWithSameSeed_whenNameCalled_CheckSameName() throws Exception { + + Faker faker1 = new Faker(new Random(24)); + Faker faker2 = new Faker(new Random(24)); + + assertEquals(faker1.name() + .firstName(), + faker2.name() + .firstName()); + } + + @Test + public void givenJavaFakersWithDifferentLocals_checkZipCodesMatchRegex() throws Exception { + + Faker ukFaker = new Faker(new Locale("en-GB")); + Faker usFaker = new Faker(new Locale("en-US")); + + System.out.println(String.format("American zipcode: %s", usFaker.address() + .zipCode())); + System.out.println(String.format("British postcode: %s", ukFaker.address() + .zipCode())); + + Pattern ukPattern = Pattern.compile("([Gg][Ii][Rr] 0[Aa]{2})|((([A-Za-z][0-9]{1,2})|(([A-Za-z][A-Ha-hJ-Yj-y][0-9]{1,2})|(([A-Za-z][0-9][A-Za-z])|([A-Za-z][A-Ha-hJ-Yj-y][0-9]?[A-Za-z]))))\\s?[0-9][A-Za-z]{2})"); + Matcher ukMatcher = ukPattern.matcher(ukFaker.address() + .zipCode()); + + assertTrue(ukMatcher.find()); + + Matcher usMatcher = Pattern.compile("^\\d{5}(?:[-\\s]\\d{4})?$") + .matcher(usFaker.address() + .zipCode()); + + assertTrue(usMatcher.find()); + + } + + @Test + public void givenJavaFakerService_testFakersCreated() throws Exception { + + RandomService randomService = new RandomService(); + + System.out.println(randomService.nextBoolean()); + System.out.println(randomService.nextDouble()); + + Faker faker = new Faker(new Random(randomService.nextLong())); + + System.out.println(faker.address() + .city()); + + } + + @Test + public void testFakeValuesService() throws Exception { + + FakeValuesService fakeValuesService = new FakeValuesService(new Locale("en-GB"), new RandomService()); + + String email = fakeValuesService.bothify("????##@gmail.com"); + Matcher emailMatcher = Pattern.compile("\\w{4}\\d{2}@gmail.com") + .matcher(email); + assertTrue(emailMatcher.find()); + + String alphaNumericString = fakeValuesService.regexify("[a-z1-9]{10}"); + Matcher alphaNumericMatcher = Pattern.compile("[a-z1-9]{10}") + .matcher(alphaNumericString); + assertTrue(alphaNumericMatcher.find()); + + } + + @Test(expected = LocaleDoesNotExistException.class) + public void givenWrongLocale_whenFakerIsInitialised_testLocaleDoesNotExistExceptionIsThrown() throws Exception { + + Faker wrongLocaleFaker = new Faker(new Locale("en-seaWorld")); + + } +} \ No newline at end of file