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Merge branch 'master' of https://github.com/eugenp/tutorials into BAEL-633

This commit is contained in:
Tomasz Lelek 2017-02-22 15:17:21 +01:00
parent 12193e96fa 72d5bfca82
commit 06f69c29d8
163 changed files with 3007 additions and 1250 deletions
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3
JGit/README.md Normal file
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## Relevant articles:
- [A Guide to JGit](http://www.baeldung.com/jgit)

3
algorithms/README.md Normal file
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@ -0,0 +1,3 @@
## Relevant articles:
- [Dijkstra Algorithm in Java](http://www.baeldung.com/java-dijkstra)

19
algorithms/pom.xml
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@ -41,4 +41,23 @@
</plugins>
</pluginManagement>
</build>
<reporting>
<plugins>
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>cobertura-maven-plugin</artifactId>
<version>2.7</version>
<configuration>
<instrumentation>
<ignores>
<ignore>com/baeldung/algorithms/dijkstra/*</ignore>
</ignores>
<excludes>
<exclude>com/baeldung/algorithms/dijkstra/*</exclude>
</excludes>
</instrumentation>
</configuration>
</plugin>
</plugins>
</reporting>
</project>

2
apache-bval/README.md Normal file
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@ -0,0 +1,2 @@
### Relevant Articles:
- [Intro to Apache BVal](http://www.baeldung.com/apache-bval)

51
apache-bval/pom.xml Normal file
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<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>apache-bval</groupId>
<artifactId>apache-bval</artifactId>
<version>0.0.1-SNAPSHOT</version>
<dependencies>
<dependency>
<groupId>org.apache.bval</groupId>
<artifactId>bval-jsr</artifactId>
<version>${bval.version}</version>
</dependency>
<dependency>
<groupId>javax.validation</groupId>
<artifactId>validation-api</artifactId>
<version>1.1.0.Final</version>
</dependency>
<dependency>
<groupId>org.apache.bval</groupId>
<artifactId>bval-extras</artifactId>
<version>${bval.version}</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>${junit.version}</version>
<scope>test</scope>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>${maven-compiler-plugin.version}</version>
<configuration>
<source>1.8</source>
<target>1.8</target>
</configuration>
</plugin>
</plugins>
</build>
<properties>
<maven-compiler-plugin.version>3.6.0</maven-compiler-plugin.version>
<junit.version>4.12</junit.version>
<bval.version>1.1.2</bval.version>
</properties>
</project>

120
apache-bval/src/main/java/com/baeldung/model/User.java Normal file
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package com.baeldung.model;
import java.io.File;
import javax.validation.constraints.Min;
import javax.validation.constraints.NotNull;
import javax.validation.constraints.Size;
import org.apache.bval.constraints.Email;
import org.apache.bval.constraints.NotEmpty;
import org.apache.bval.extras.constraints.checkdigit.IBAN;
import org.apache.bval.extras.constraints.creditcard.Visa;
import org.apache.bval.extras.constraints.file.Directory;
import org.apache.bval.extras.constraints.net.InetAddress;
import com.baeldung.validation.Password;
public class User {
@NotNull
@Email
private String email;
@NotEmpty
@Password
private String password;
@Size(min = 1, max = 20)
private String name;
@Min(18)
private int age;
@Visa
private String cardNumber = "";
@IBAN
private String iban = "";
@InetAddress
private String website = "";
@Directory
private File mainDirectory=new File(".");
public User() {
}
public User(String email, String password, String name, int age) {
super();
this.email = email;
this.password = password;
this.name = name;
this.age = age;
}
public String getEmail() {
return email;
}
public void setEmail(String email) {
this.email = email;
}
public String getPassword() {
return password;
}
public void setPassword(String password) {
this.password = password;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public int getAge() {
return age;
}
public void setAge(int age) {
this.age = age;
}
public String getCardNumber() {
return cardNumber;
}
public void setCardNumber(String cardNumber) {
this.cardNumber = cardNumber;
}
public String getIban() {
return iban;
}
public void setIban(String iban) {
this.iban = iban;
}
public String getWebsite() {
return website;
}
public void setWebsite(String website) {
this.website = website;
}
public File getMainDirectory() {
return mainDirectory;
}
public void setMainDirectory(File mainDirectory) {
this.mainDirectory = mainDirectory;
}
}

25
apache-bval/src/main/java/com/baeldung/validation/Password.java Normal file
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@ -0,0 +1,25 @@
package com.baeldung.validation;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
import javax.validation.Constraint;
import javax.validation.Payload;
import static java.lang.annotation.ElementType.*;
@Constraint(validatedBy = { PasswordValidator.class })
@Target({ METHOD, FIELD, ANNOTATION_TYPE, CONSTRUCTOR, PARAMETER })
@Retention(RetentionPolicy.RUNTIME)
public @interface Password {
String message() default "Invalid password";
Class<?>[] groups() default {};
Class<? extends Payload>[] payload() default {};
int length() default 6;
int nonAlpha() default 1;
}

35
apache-bval/src/main/java/com/baeldung/validation/PasswordValidator.java Normal file
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@ -0,0 +1,35 @@
package com.baeldung.validation;
import javax.validation.ConstraintValidator;
import javax.validation.ConstraintValidatorContext;
public class PasswordValidator implements ConstraintValidator<Password, String> {
private int length;
private int nonAlpha;
@Override
public void initialize(Password password) {
this.length = password.length();
this.nonAlpha = password.nonAlpha();
}
@Override
public boolean isValid(String value, ConstraintValidatorContext context) {
if (value.length() < length) {
return false;
}
int nonAlphaNr = 0;
for (int i = 0; i < value.length(); i++) {
if (!Character.isLetterOrDigit(value.charAt(i))) {
nonAlphaNr++;
}
}
if (nonAlphaNr < nonAlpha) {
return false;
}
return true;
}
}

97
apache-bval/src/test/java/com/baeldung/validation/ValidationTest.java Normal file
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@ -0,0 +1,97 @@
package com.baeldung.validation;
import java.io.File;
import java.util.Set;
import javax.validation.ConstraintViolation;
import javax.validation.Validation;
import javax.validation.Validator;
import javax.validation.ValidatorFactory;
import org.apache.bval.jsr.ApacheValidationProvider;
import org.junit.AfterClass;
import org.junit.BeforeClass;
import org.junit.Test;
import static org.junit.Assert.*;
import com.baeldung.model.User;
public class ValidationTest {
private static ValidatorFactory validatorFactory;
private static Validator validator;
@BeforeClass
public static void setup() {
validatorFactory = Validation.byProvider(ApacheValidationProvider.class)
.configure()
.buildValidatorFactory();
validator = validatorFactory.getValidator();
}
@Test
public void givenUser_whenValidate_thenValidationViolations() {
User user = new User("ana@yahoo.com", "pass", "nameTooLong_______________", 15);
Set<ConstraintViolation<User>> violations = validator.validate(user);
assertTrue("no violations", violations.size() > 0);
}
@Test
public void givenInvalidAge_whenValidateProperty_thenConstraintViolation() {
User user = new User("ana@yahoo.com", "pass", "Ana", 12);
Set<ConstraintViolation<User>> propertyViolations = validator.validateProperty(user, "age");
assertEquals("size is not 1", 1, propertyViolations.size());
}
@Test
public void givenValidAge_whenValidateValue_thenNoConstraintViolation() {
User user = new User("ana@yahoo.com", "pass", "Ana", 18);
Set<ConstraintViolation<User>> valueViolations = validator.validateValue(User.class, "age", 20);
assertEquals("size is not 0", 0, valueViolations.size());
}
@Test
public void whenValidateNonJSR_thenCorrect() {
User user = new User("ana@yahoo.com", "pass", "Ana", 20);
user.setCardNumber("1234");
user.setIban("1234");
user.setWebsite("10.0.2.50");
user.setMainDirectory(new File("."));
Set<ConstraintViolation<User>> violations = validator.validateProperty(user, "iban");
assertEquals("size is not 1", 1, violations.size());
violations = validator.validateProperty(user, "website");
assertEquals("size is not 0", 0, violations.size());
violations = validator.validateProperty(user, "mainDirectory");
assertEquals("size is not 0", 0, violations.size());
}
@Test
public void givenInvalidPassword_whenValidatePassword_thenConstraintViolation() {
User user = new User("ana@yahoo.com", "password", "Ana", 20);
Set<ConstraintViolation<User>> violations = validator.validateProperty(user, "password");
assertEquals("message incorrect", "Invalid password", violations.iterator()
.next()
.getMessage());
}
@Test
public void givenValidPassword_whenValidatePassword_thenNoConstraintViolation() {
User user = new User("ana@yahoo.com", "password#", "Ana", 20);
Set<ConstraintViolation<User>> violations = validator.validateProperty(user, "password");
assertEquals("size is not 0", 0, violations.size());
}
@AfterClass
public static void close() {
if (validatorFactory != null) {
validatorFactory.close();
}
}
}

50
apache-solrj/pom.xml Normal file
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@ -0,0 +1,50 @@
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung</groupId>
<artifactId>apache-solrj</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>jar</packaging>
<name>apache-solrj</name>
<properties>
<junit.version>4.12</junit.version>
<maven-surefire-plugin.version>2.19.1</maven-surefire-plugin.version>
</properties>
<dependencies>
<dependency>
<groupId>org.apache.solr</groupId>
<artifactId>solr-solrj</artifactId>
<version>6.4.0</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>${junit.version}</version>
<scope>test</scope>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<artifactId>maven-compiler-plugin</artifactId>
<version>2.3.2</version>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugin</artifactId>
<version>${maven-surefire-plugin.version}</version>
<configuration>
<source>1.8</source>
<target>1.8</target>
<excludes>
<exclude>**/*IntegrationTest.java</exclude>
<exclude>**/*LiveTest.java</exclude>
</excludes>
</configuration>
</plugin>
</plugins>
</build>
</project>

43
apache-solrj/src/main/java/com/baeldung/solrjava/SolrJavaIntegration.java Normal file
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@ -0,0 +1,43 @@
package com.baeldung.solrjava;
import java.io.IOException;
import org.apache.solr.client.solrj.SolrServerException;
import org.apache.solr.client.solrj.impl.HttpSolrClient;
import org.apache.solr.client.solrj.impl.XMLResponseParser;
import org.apache.solr.common.SolrInputDocument;
public class SolrJavaIntegration {
private HttpSolrClient solrClient;
public SolrJavaIntegration(String clientUrl) {
solrClient = new HttpSolrClient.Builder(clientUrl).build();
solrClient.setParser(new XMLResponseParser());
}
public void addSolrDocument(String documentId, String itemName, String itemPrice) throws SolrServerException, IOException {
SolrInputDocument document = new SolrInputDocument();
document.addField("id", documentId);
document.addField("name", itemName);
document.addField("price", itemPrice);
solrClient.add(document);
solrClient.commit();
}
public void deleteSolrDocument(String documentId) throws SolrServerException, IOException {
solrClient.deleteById(documentId);
solrClient.commit();
}
protected HttpSolrClient getSolrClient() {
return solrClient;
}
protected void setSolrClient(HttpSolrClient solrClient) {
this.solrClient = solrClient;
}
}

24
spring-data-solr/src/test/java/com/baeldung/solrjava/SolrJavaIntegrationTest.java → apache-solrj/src/test/java/com/baeldung/solrjava/SolrJavaIntegrationTest.java
View File

@ -6,32 +6,21 @@ import java.io.IOException;
import org.apache.solr.client.solrj.SolrQuery;
import org.apache.solr.client.solrj.SolrServerException;
import org.apache.solr.client.solrj.impl.HttpSolrClient;
import org.apache.solr.client.solrj.impl.XMLResponseParser;
import org.apache.solr.client.solrj.response.QueryResponse;
import org.apache.solr.common.SolrDocument;
import org.apache.solr.common.SolrDocumentList;
import org.apache.solr.common.SolrInputDocument;
import org.junit.Before;
import org.junit.Test;
public class SolrJavaIntegrationTest {
private HttpSolrClient solr;
private SolrInputDocument document;
private SolrJavaIntegration solrJavaIntegration;
@Before
public void setUp() throws Exception {
solr = new HttpSolrClient("http://localhost:8983/solr/bigboxstore");
solr.setParser(new XMLResponseParser());
document = new SolrInputDocument();
document.addField("id", "123456");
document.addField("name", "Kenmore Dishwasher");
document.addField("price", "599.99");
solr.add(document);
solr.commit();
solrJavaIntegration = new SolrJavaIntegration("http://localhost:8983/solr/bigboxstore");
solrJavaIntegration.addSolrDocument("123456", "Kenmore Dishwasher", "599.99");
}
@Test
@ -41,7 +30,7 @@ public class SolrJavaIntegrationTest {
query.set("q", "id:123456");
QueryResponse response = null;
response = solr.query(query);
response = solrJavaIntegration.getSolrClient().query(query);
SolrDocumentList docList = response.getResults();
assertEquals(docList.getNumFound(), 1);
@ -55,14 +44,13 @@ public class SolrJavaIntegrationTest {
@Test
public void whenDelete_thenVerifyDeleted() throws SolrServerException, IOException {
solr.deleteById("123456");
solr.commit();
solrJavaIntegration.deleteSolrDocument("123456");
SolrQuery query = new SolrQuery();
query.set("q", "id:123456");
QueryResponse response = null;
response = solr.query(query);
response = solrJavaIntegration.getSolrClient().query(query);
SolrDocumentList docList = response.getResults();
assertEquals(docList.getNumFound(), 0);

3
apache-thrift/README.md Normal file
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@ -0,0 +1,3 @@
## Relevant articles:
- [Working with Apache Thrift](http://www.baeldung.com/apache-thrift)

3
apache-velocity/README.md Normal file
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@ -0,0 +1,3 @@
## Relevant articles:
- [Introduction to Apache Velocity](http://www.baeldung.com/apache-velocity)

2
core-java-9/README.md
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@ -6,3 +6,5 @@
### Relevant Articles:
- [Java 9 Stream API Improvements](http://www.baeldung.com/java-9-stream-api)
- [Java 9 Convenience Factory Methods for Collections](http://www.baeldung.com/java-9-collections-factory-methods)
- [New Stream Collectors in Java 9](http://www.baeldung.com/java9-stream-collectors)

21
core-java/README.md
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@ -58,3 +58,24 @@
- [Guide to java.util.concurrent.BlockingQueue](http://www.baeldung.com/java-blocking-queue)
- [Guide to CountDownLatch in Java](http://www.baeldung.com/java-countdown-latch)
- [How to Design a Genetic Algorithm in Java](http://www.baeldung.com/java-genetic-algorithm)
- [A Guide to ConcurrentMap](http://www.baeldung.com/java-concurrent-map)
- [Guide to PriorityBlockingQueue in Java](http://www.baeldung.com/java-priority-blocking-queue)
- [Guide to Java 8 groupingBy Collector](http://www.baeldung.com/java-groupingby-collector)
- [Avoiding the ConcurrentModificationException in Java](http://www.baeldung.com/java-concurrentmodificationexception)
- [Guide to WeakHashMap in Java](http://www.baeldung.com/java-weakhashmap)
- [Strategy Design Pattern in Java 8](http://www.baeldung.com/java-strategy-pattern)
- [Java 8 and Infinite Streams](http://www.baeldung.com/java-inifinite-streams)
- [Custom Thread Pools In Java 8 Parallel Streams](http://www.baeldung.com/java-8-parallel-streams-custom-threadpool)
- [String Operations with Java Streams](http://www.baeldung.com/java-stream-operations-on-strings)
- [Spring Security – Cache Control Headers](http://www.baeldung.com/spring-security-cache-control-headers)
- [Basic Introduction to JMX](http://www.baeldung.com/java-management-extensions)
- [AWS Lambda With Java](http://www.baeldung.com/java-aws-lambda)
- [Introduction to Nashorn](http://www.baeldung.com/java-nashorn)
- [Exceptions in Java 8 Lambda Expressions](http://www.baeldung.com/java-lambda-exceptions)
- [Guide to the Guava BiMap](http://www.baeldung.com/guava-bimap)
- [Iterable to Stream in Java](http://www.baeldung.com/java-iterable-to-stream)
- [Java 8 Stream findFirst() vs. findAny()](http://www.baeldung.com/java-stream-findfirst-vs-findany)
- [Chained Exceptions in Java](http://www.baeldung.com/java-chained-exceptions)
- [The Java HashMap Under the Hood](http://www.baeldung.com/java-hashmap)
- [A Guide to LinkedHashMap in Java](http://www.baeldung.com/java-linked-hashmap)
- [A Guide to TreeMap in Java](http://www.baeldung.com/java-treemap)

2
core-java/src/test/java/com/baeldung/java/map/README.md
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@ -1,2 +0,0 @@
### Relevant Articles:
- [The Java HashMap Under the Hood](http://www.baeldung.com/java-hashmap)

4
core-java/src/test/java/com/baeldung/test/comparison/DivisibilityTest.java → core-java/src/test/java/com/baeldung/junit4vstestng/DivisibilityTest.java
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@ -1,4 +1,4 @@
package com.baeldung.test.comparison;
package com.baeldung.junit4vstestng;
import static org.junit.Assert.assertEquals;
@ -15,7 +15,7 @@ public class DivisibilityTest {
}
@Test
public void givenNumber_whenDivisiblebyTwo_thenCorrect() {
public void givenNumber_whenDivisibleByTwo_thenCorrect() {
assertEquals(number % 2, 0);
}
}

34
core-java/src/test/java/com/baeldung/junit4vstestng/ParametrizedTests.java Normal file
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@ -0,0 +1,34 @@
package com.baeldung.junit4vstestng;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.Parameterized;
import org.junit.runners.Parameterized.Parameters;
import java.util.Arrays;
import java.util.Collection;
@RunWith(value = Parameterized.class)
public class ParametrizedTests {
private int value;
private boolean isEven;
public ParametrizedTests(int value, boolean isEven) {
this.value = value;
this.isEven = isEven;
}
@Parameters
public static Collection<Object[]> data() {
Object[][] data = new Object[][]{{1, false}, {2, true}, {4, true}};
return Arrays.asList(data);
}
@Test
public void givenParametrizedNumber_ifEvenCheckOK_thenCorrect() {
Assert.assertEquals(isEven, value % 2 == 0);
}
}

15
core-java/src/test/java/com/baeldung/junit4vstestng/RegistrationTest.java Normal file
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@ -0,0 +1,15 @@
package com.baeldung.junit4vstestng;
import org.junit.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class RegistrationTest {
private static final Logger LOGGER = LoggerFactory.getLogger(RegistrationTest.class);
@Test
public void whenCalledFromSuite_thanOK() {
LOGGER.info("Registration successful");
}
}

14
core-java/src/test/java/com/baeldung/junit4vstestng/SignInTest.java Normal file
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@ -0,0 +1,14 @@
package com.baeldung.junit4vstestng;
import org.junit.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class SignInTest {
private static final Logger LOGGER = LoggerFactory.getLogger(SignInTest.class);
@Test
public void whenCalledFromSuite_thanOK() {
LOGGER.info("SignIn successful");
}
}

2
core-java/src/test/java/com/baeldung/test/comparison/StringCaseTest.java → core-java/src/test/java/com/baeldung/junit4vstestng/StringCaseTest.java
View File

@ -1,4 +1,4 @@
package com.baeldung.test.comparison;
package com.baeldung.junit4vstestng;
import static org.junit.Assert.assertEquals;

4
core-java/src/test/java/com/baeldung/test/comparison/SuiteTest.java → core-java/src/test/java/com/baeldung/junit4vstestng/SuiteTest.java
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@ -1,10 +1,10 @@
package com.baeldung.test.comparison;
package com.baeldung.junit4vstestng;
import org.junit.runner.RunWith;
import org.junit.runners.Suite;
@RunWith(Suite.class)
@Suite.SuiteClasses({ StringCaseTest.class, DivisibilityTest.class })
@Suite.SuiteClasses({ RegistrationTest.class, SignInTest.class })
public class SuiteTest {
}

9
core-java/src/test/java/com/baeldung/test/comparison/SummationServiceTest.java → core-java/src/test/java/com/baeldung/junit4vstestng/SummationServiceTest.java
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@ -1,8 +1,4 @@
package com.baeldung.test.comparison;
import java.security.Security;
import java.util.ArrayList;
import java.util.List;
package com.baeldung.junit4vstestng;
import org.junit.After;
import org.junit.AfterClass;
@ -12,6 +8,9 @@ import org.junit.BeforeClass;
import org.junit.Ignore;
import org.junit.Test;
import java.util.ArrayList;
import java.util.List;
public class SummationServiceTest {
private static List<Integer> numbers;

46
core-java/src/test/java/com/baeldung/test/comparison/DependentTests.java
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@ -1,46 +0,0 @@
package com.baeldung.test.comparison;
import org.testng.Assert;
import org.testng.annotations.BeforeClass;
import org.testng.annotations.Test;
public class DependentTests {
private EmailValidator emailValidator;
private LoginValidator loginValidator;
private String validEmail = "abc@qwe.com";
@BeforeClass
public void setup() {
emailValidator = new EmailValidator();
loginValidator = new LoginValidator();
}
@Test
public void givenEmail_ifValid_thenTrue() {
boolean valid = emailValidator.validate(validEmail);
Assert.assertEquals(valid, true);
}
@Test(dependsOnMethods = { "givenEmail_ifValid_thenTrue" })
public void givenValidEmail_whenLoggedin_thenTrue() {
boolean valid = loginValidator.validate();
Assert.assertEquals(valid, true);
}
}
class EmailValidator {
public boolean validate(String validEmail) {
return true;
}
}
class LoginValidator {
public boolean validate() {
return true;
}
}

49
core-java/src/test/java/com/baeldung/test/comparison/MyParameterisedUnitTest.java
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@ -1,49 +0,0 @@
package com.baeldung.test.comparison;
import java.util.Arrays;
import java.util.Collection;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.Parameterized;
import org.junit.runners.Parameterized.Parameters;
@RunWith(value = Parameterized.class)
public class MyParameterisedUnitTest {
private String name;
private NameCheck nameCheck;
@Before
public void initialSetup() {
nameCheck = new NameCheck();
}
public MyParameterisedUnitTest(String myName) {
this.name = myName;
}
@Parameters
public static Collection<Object[]> data() {
Object[][] data = new Object[][] { { "Peter" }, { "Sam" }, { "Tim" }, { "Lucy" } };
return Arrays.asList(data);
}
@Test
public void givenName_whenValidLength_thenTrue() {
boolean valid = nameCheck.nameCheck(name);
Assert.assertEquals(valid, true);
}
}
class NameCheck {
public boolean nameCheck(String name) {
if (name.length() > 0)
return true;
return false;
}
}

81
core-java/src/test/java/com/baeldung/test/comparison/MyParameterisedUnitTestNg.java
View File

@ -1,81 +0,0 @@
package com.baeldung.test.comparison;
import org.testng.Assert;
import org.testng.annotations.BeforeClass;
import org.testng.annotations.DataProvider;
import org.testng.annotations.Parameters;
import org.testng.annotations.Test;
public class MyParameterisedUnitTestNg {
private PrimeNumberCheck primeNumberChecker;
@BeforeClass
public void intialSetup() {
primeNumberChecker = new PrimeNumberCheck();
}
@Test(enabled = false)
@Parameters({ "num", "expectedResult" })
public void givenNumber_ifPrime_thenCorrect(int number, boolean expectedResult) {
Assert.assertEquals(expectedResult, primeNumberChecker.validate(number));
}
@DataProvider(name = "test1")
public static Object[][] primeNumbers() {
return new Object[][] { { 2, true }, { 6, false }, { 19, true }, { 22, false }, { 23, true } };
}
@Test(dataProvider = "test1")
public void givenNumber_whenPrime_thenCorrect(Integer inputNumber, Boolean expectedResult) {
Assert.assertEquals(expectedResult, primeNumberChecker.validate(inputNumber));
}
@Test(dataProvider = "myDataProvider")
public void parameterCheckTest(User user) {
Assert.assertEquals("sam", user.getName());
Assert.assertEquals(12, user.getAge());
}
@DataProvider(name = "myDataProvider")
public Object[][] parameterProvider() {
User usr = new User();
usr.setName("sam");
usr.setAge(12);
return new Object[][] { { usr } };
}
}
class PrimeNumberCheck {
public Object validate(int number) {
for (int i = 2; i < number; i++) {
if (number % i == 0)
return false;
}
return true;
}
}
class User {
private String name;
private int age;
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public int getAge() {
return age;
}
public void setAge(int age) {
this.age = age;
}
}

11
core-java/src/test/java/com/baeldung/test/comparison/RegistrationTest.java
View File

@ -1,11 +0,0 @@
package com.baeldung.test.comparison;
import org.testng.annotations.Test;
public class RegistrationTest {
@Test
public void givenEmail_ifValid_thenCorrect() {
}
}

12
core-java/src/test/java/com/baeldung/test/comparison/SignInTest.java
View File

@ -1,12 +0,0 @@
package com.baeldung.test.comparison;
import org.testng.annotations.Test;
public class SignInTest {
@Test
public void givenUsername_ifValid_thenCorrect() {
}
}

10
core-java/src/test/resources/parameterised_test.xml
View File

@ -1,10 +0,0 @@
<!DOCTYPE suite SYSTEM "http://testng.org/testng-1.0.dtd" >
<suite name="My test suite">
<test name="testing">
<parameter name="num" value="2"/>
<parameter name="expectedResult" value="true"/>
<classes>
<class name="com.baeldung.test.comparison.MyParameterisedUnitTestNg"/>
</classes>
</test>
</suite>

13
core-java/src/test/resources/test_group.xml
View File

@ -1,13 +0,0 @@
<!DOCTYPE suite SYSTEM "http://testng.org/testng-1.0.dtd" >
<suite name="regression_test">
<test name="testing">
<groups>
<run>
<include name="sanity" />
</run>
</groups>
<classes>
<class name="com.baeldung.test.comparison.SummationServiceTestTestNg" />
</classes>
</test>
</suite>

9
core-java/src/test/resources/test_suite.xml
View File

@ -1,9 +0,0 @@
<!DOCTYPE suite SYSTEM "http://testng.org/testng-1.0.dtd" >
<suite name="Evaluation_Suite">
<test name="Sanity">
<classes>
<class name="com.baeldung.test.comparison.RegistrationTest" />
<class name="com.baeldung.test.comparison.SignInTest" />
</classes>
</test>
</suite>

1
couchbase-sdk/README.md
View File

@ -4,6 +4,7 @@
- [Introduction to Couchbase SDK for Java](http://www.baeldung.com/java-couchbase-sdk)
- [Using Couchbase in a Spring Application](http://www.baeldung.com/couchbase-sdk-spring)
- [Asynchronous Batch Opereations in Couchbase](http://www.baeldung.com/async-batch-operations-in-couchbase)
- [Querying Couchbase with MapReduce Views](http://www.baeldung.com/couchbase-query-mapreduce-view)
### Overview
This Maven project contains the Java code for the Couchbase entities and Spring services

3
disruptor/README.md
View File

@ -0,0 +1,3 @@
## Relevant articles:
- [Concurrency with LMAX Disruptor – An Introduction](http://www.baeldung.com/lmax-disruptor-concurrency)

3
ejb/README.md Normal file
View File

@ -0,0 +1,3 @@
## Relevant articles:
- [Guide to EJB Set-up](http://www.baeldung.com/ejb-intro)

8
guava/README.md
View File

@ -16,3 +16,11 @@
- [Guava – Sets](http://www.baeldung.com/guava-sets)
- [Guava – Maps](http://www.baeldung.com/guava-maps)
- [Guava Set + Function = Map](http://www.baeldung.com/guava-set-function-map-tutorial)
- [Guide to Guava’s Ordering](http://www.baeldung.com/guava-ordering)
- [Guide to Guava’s PreConditions](http://www.baeldung.com/guava-preconditions)
- [Introduction to Guava CacheLoader](http://www.baeldung.com/guava-cacheloader)
- [Guide to Guava’s EventBus](http://www.baeldung.com/guava-eventbus)
- [Guide to Guava Multimap](http://www.baeldung.com/guava-multimap)
- [Guide to Guava RangeSet](http://www.baeldung.com/guava-rangeset)
- [Guide to Guava RangeMap](http://www.baeldung.com/guava-rangemap)
- [Guide to Guava Table](http://www.baeldung.com/guava-table)

1
httpclient/README.md
View File

@ -19,3 +19,4 @@ The "REST With Spring" Classes: http://bit.ly/restwithspring
- [Multipart Upload with HttpClient 4](http://www.baeldung.com/httpclient-multipart-upload)
- [HttpAsyncClient Tutorial](http://www.baeldung.com/httpasyncclient-tutorial)
- [HttpClient 4 Tutorial](http://www.baeldung.com/httpclient-guide)
- [Advanced HttpClient Configuration](http://www.baeldung.com/httpclient-advanced-config)

1
jackson/README.md
View File

@ -25,3 +25,4 @@ The "REST With Spring" Classes: http://bit.ly/restwithspring
- [More Jackson Annotations](http://www.baeldung.com/jackson-advanced-annotations)
- [Inheritance with Jackson](http://www.baeldung.com/jackson-inheritance)
- [Guide to @JsonFormat in Jackson](http://www.baeldung.com/jackson-jsonformat)
- [A Guide to Optional with Jackson](http://www.baeldung.com/jackson-optional)

3
java-mongodb/README.md Normal file
View File

@ -0,0 +1,3 @@
## Relevant articles:
- [A Guide to MongoDB with Java](http://www.baeldung.com/java-mongodb)

2
javaslang/README.md
View File

@ -1,2 +1,4 @@
### Relevant Articles:
- [Introduction to Javaslang](http://www.baeldung.com/javaslang)
- [Guide to Try in Javaslang](http://www.baeldung.com/javaslang-try)
- [Guide to Pattern Matching in Javaslang](http://www.baeldung.com/javaslang-pattern-matching)

1
jee7/README.md
View File

@ -1,2 +1,3 @@
### Relevant Articles:
- [Scheduling in Java EE](http://www.baeldung.com/scheduling-in-java-enterprise-edition)
- [JSON Processing in Java EE 7](http://www.baeldung.com/jee7-json)

57
jee7/src/main/java/com/baeldung/javaeeannotations/AccountServlet.java Normal file
View File

@ -0,0 +1,57 @@
package com.baeldung.javaeeannotations;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletConfig;
import javax.servlet.ServletException;
import javax.servlet.annotation.HttpConstraint;
import javax.servlet.annotation.HttpMethodConstraint;
import javax.servlet.annotation.ServletSecurity;
import javax.servlet.annotation.WebInitParam;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
@WebServlet(
name = "BankAccountServlet",
description = "Represents a Bank Account and it's transactions",
urlPatterns = {"/account", "/bankAccount" },
initParams = { @WebInitParam(name = "type", value = "savings") }
)
@ServletSecurity(
value = @HttpConstraint(rolesAllowed = {"admin"}),
httpMethodConstraints = {@HttpMethodConstraint(value = "POST", rolesAllowed = {"admin"})}
)
public class AccountServlet extends javax.servlet.http.HttpServlet {
String accountType = null;
@Override
public void init(ServletConfig config) throws ServletException {
accountType = config.getInitParameter("type");
}
public void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException {
PrintWriter writer = response.getWriter();
writer.println("<html>Hello, I am an AccountServlet!</html>");
writer.flush();
}
public void doPost(HttpServletRequest request, HttpServletResponse response) throws IOException {
double accountBalance = 1000d;
double interestRate = Double.parseDouble(request.getAttribute("interest").toString());
String paramDepositAmt = request.getParameter("dep");
double depositAmt = Double.parseDouble(paramDepositAmt);
accountBalance = accountBalance + depositAmt;
PrintWriter writer = response.getWriter();
writer.println("<html> Balance of " + accountType + " account is: " +
accountBalance + "<br> This account bares an interest rate of " + interestRate +
" % </html>");
writer.flush();
}
}

17
jee7/src/main/java/com/baeldung/javaeeannotations/BankAppServletContextListener.java Normal file
View File

@ -0,0 +1,17 @@
package com.baeldung.javaeeannotations;
import javax.servlet.ServletContextEvent;
import javax.servlet.ServletContextListener;
import javax.servlet.annotation.WebListener;
@WebListener
public class BankAppServletContextListener implements ServletContextListener {
public void contextInitialized(ServletContextEvent sce) {
sce.getServletContext().setAttribute("ATTR_DEFAULT_LANGUAGE", "english");
}
public void contextDestroyed(ServletContextEvent sce) {
System.out.println("CONTEXT DESTROYED");
}
}

36
jee7/src/main/java/com/baeldung/javaeeannotations/LoggingFilter.java Normal file
View File

@ -0,0 +1,36 @@
package com.baeldung.javaeeannotations;
import java.io.IOException;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.annotation.WebFilter;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
@WebFilter(
urlPatterns = "/bankAccount/*",
filterName = "LoggingFilter",
description = "Filter all account transaction URLs"
)
public class LoggingFilter implements javax.servlet.Filter {
@Override
public void init(FilterConfig filterConfig) throws ServletException {
}
public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException {
HttpServletRequest req = (HttpServletRequest) request;
HttpServletResponse res = (HttpServletResponse) response;
res.sendRedirect(req.getContextPath() + "/login.jsp");
chain.doFilter(request, response);
}
@Override
public void destroy() {
}
}

29
jee7/src/main/java/com/baeldung/javaeeannotations/UploadCustomerDocumentsServlet.java Normal file
View File

@ -0,0 +1,29 @@
package com.baeldung.javaeeannotations;
import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.annotation.MultipartConfig;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.Part;
@WebServlet(urlPatterns = { "/uploadCustDocs" })
@MultipartConfig(
fileSizeThreshold = 1024 * 1024 * 20,
maxFileSize = 1024 * 1024 * 20,
maxRequestSize = 1024 * 1024 * 25,
location = "D:/custDocs"
)
public class UploadCustomerDocumentsServlet extends HttpServlet {
protected void doPost(
HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
for (Part part : request.getParts()) {
part.write("myFile");
}
}
}

11
jee7/src/main/webapp/WEB-INF/web.xml Normal file
View File

@ -0,0 +1,11 @@
<web-app xmlns="http://xmlns.jcp.org/xml/ns/javaee"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee
http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd" version="3.1">
<login-config>
<auth-method>BASIC</auth-method>
<realm-name>default</realm-name>
</login-config>
</web-app>

16
jee7/src/main/webapp/index.jsp Normal file
View File

@ -0,0 +1,16 @@
<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
pageEncoding="ISO-8859-1"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>My Account</title>
</head>
<body>
<form action="account" method="post">
Width: <input type="text" size="5" name="dep"/>
&nbsp;&nbsp;
<input type="submit" value="Deposit" />
</form>
</body>
</html>

12
jee7/src/main/webapp/login.jsp Normal file
View File

@ -0,0 +1,12 @@
<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
pageEncoding="ISO-8859-1"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Login</title>
</head>
<body>
Login Here...
</body>
</html>

16
jee7/src/main/webapp/upload.jsp Normal file
View File

@ -0,0 +1,16 @@
<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
pageEncoding="ISO-8859-1"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Insert title here</title>
</head>
<body>
<form action="uploadCustDocs" method="post" enctype="multipart/form-data">
<input type="file" name="file" size="50" />
<br />
<input type="submit" value="Upload File" />
</form>
</body>
</html>

3
kotlin/README.md Normal file
View File

@ -0,0 +1,3 @@
## Relevant articles:
- [Introduction to the Kotlin Language](http://www.baeldung.com/kotlin)

1
log4j2/pom.xml
View File

@ -97,7 +97,6 @@
<commons-dbcp2.version>2.1.1</commons-dbcp2.version>
<log4j-core.version>2.7</log4j-core.version>
<junit.version>4.12</junit.version>
<maven-compiler-plugin.version>3.6.0</maven-compiler-plugin.version>
<maven-surefire-plugin.version>2.19.1</maven-surefire-plugin.version>
</properties>

32
log4j2/src/test/java/com/baeldung/logging/log4j2/tests/AsyncFileAppenderUsingJsonLayoutTest.java
View File

@ -1,32 +0,0 @@
package com.baeldung.logging.log4j2.tests;
import org.apache.logging.log4j.Logger;
import org.apache.logging.log4j.junit.LoggerContextRule;
import org.junit.Rule;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
import java.nio.file.Files;
import java.nio.file.Paths;
import static org.junit.Assert.assertTrue;
@RunWith(JUnit4.class)
public class AsyncFileAppenderUsingJsonLayoutTest {
@Rule
public LoggerContextRule contextRule =
new LoggerContextRule("log4j2-async-file-appender_json-layout.xml");
@Test
public void givenLoggerWithAsyncConfig_shouldLogToJsonFile()
throws Exception {
Logger logger = contextRule.getLogger(getClass().getSimpleName());
final int count = 88;
for (int i = 0; i < count; i++) {
logger.info("This is async JSON message #{} at INFO level.", count);
}
long logEventsCount = Files.lines(Paths.get("target/logfile.json")).count();
assertTrue(logEventsCount > 0 && logEventsCount <= count);
}
}

21
log4j2/src/test/java/com/baeldung/logging/log4j2/tests/ConsoleAppenderUsingDefaultLayoutTest.java
View File

@ -1,21 +0,0 @@
package com.baeldung.logging.log4j2.tests;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
@RunWith(JUnit4.class)
public class ConsoleAppenderUsingDefaultLayoutTest {
@Test
public void givenLoggerWithDefaultConfig_shouldLogToConsole()
throws Exception {
Logger logger = LogManager.getLogger(getClass());
Exception e = new RuntimeException("This is only a test!");
logger.info("This is a simple message at INFO level. " +
"It will be hidden.");
logger.error("This is a simple message at ERROR level. " +
"This is the minimum visible level.", e);
}
}

51
log4j2/src/test/java/com/baeldung/logging/log4j2/tests/ConsoleAppenderUsingPatternLayoutWithColorsTest.java
View File

@ -1,51 +0,0 @@
package com.baeldung.logging.log4j2.tests;
import org.apache.logging.log4j.Logger;
import org.apache.logging.log4j.Marker;
import org.apache.logging.log4j.MarkerManager;
import org.apache.logging.log4j.ThreadContext;
import org.apache.logging.log4j.junit.LoggerContextRule;
import org.junit.Rule;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
@RunWith(JUnit4.class)
public class ConsoleAppenderUsingPatternLayoutWithColorsTest {
@Rule
public LoggerContextRule contextRule =
new LoggerContextRule("log4j2-console-appender_pattern-layout.xml");
@Test
public void givenLoggerWithConsoleConfig_shouldLogToConsoleInColors()
throws Exception {
Logger logger = contextRule.getLogger(getClass().getSimpleName());
logger.trace("This is a colored message at TRACE level.");
logger.debug("This is a colored message at DEBUG level. " +
"This is the minimum visible level.");
logger.info("This is a colored message at INFO level.");
logger.warn("This is a colored message at WARN level.");
Exception e = new RuntimeException("This is only a test!");
logger.error("This is a colored message at ERROR level.", e);
logger.fatal("This is a colored message at FATAL level.");
}
@Test
public void givenLoggerWithConsoleConfig_shouldFilterByMarker() throws Exception {
Logger logger = contextRule.getLogger("ConnTrace");
Marker appError = MarkerManager.getMarker("APP_ERROR");
logger.error(appError, "This marker message at ERROR level should be hidden.");
Marker connectionTrace = MarkerManager.getMarker("CONN_TRACE");
logger.trace(connectionTrace, "This is a marker message at TRACE level.");
}
@Test
public void givenLoggerWithConsoleConfig_shouldFilterByThreadContext() throws Exception {
Logger logger = contextRule.getLogger("UserAudit");
ThreadContext.put("userId", "1000");
logger.info("This is a log-visible user login. Maybe from an admin account?");
ThreadContext.put("userId", "1001");
logger.info("This is a log-invisible user login.");
boolean b = true;
}
}

122
log4j2/src/test/java/com/baeldung/logging/log4j2/tests/CustomLoggingTest.java Normal file
View File

@ -0,0 +1,122 @@
package com.baeldung.logging.log4j2.tests;
import static org.junit.Assert.assertTrue;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.sql.Connection;
import java.sql.ResultSet;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.apache.logging.log4j.Marker;
import org.apache.logging.log4j.MarkerManager;
import org.apache.logging.log4j.ThreadContext;
import org.junit.BeforeClass;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
import com.baeldung.logging.log4j2.tests.jdbc.ConnectionFactory;
@RunWith(JUnit4.class)
public class CustomLoggingTest {
@BeforeClass
public static void setup() throws Exception {
Connection connection = ConnectionFactory.getConnection();
connection.createStatement()
.execute("CREATE TABLE logs(" + "when TIMESTAMP," + "logger VARCHAR(255)," + "level VARCHAR(255)," + "message VARCHAR(4096)," + "throwable TEXT)");
connection.commit();
}
@Test
public void givenLoggerWithDefaultConfig_shouldLogToConsole() throws Exception {
Logger logger = LogManager.getLogger(getClass());
Exception e = new RuntimeException("This is only a test!");
logger.info("This is a simple message at INFO level. " + "It will be hidden.");
logger.error("This is a simple message at ERROR level. " + "This is the minimum visible level.", e);
}
@Test
public void givenLoggerWithConsoleConfig_shouldLogToConsoleInColors() throws Exception {
Logger logger = LogManager.getLogger("CONSOLE_PATTERN_APPENDER_MARKER");
logger.trace("This is a colored message at TRACE level.");
logger.debug("This is a colored message at DEBUG level. " + "This is the minimum visible level.");
logger.info("This is a colored message at INFO level.");
logger.warn("This is a colored message at WARN level.");
Exception e = new RuntimeException("This is only a test!");
logger.error("This is a colored message at ERROR level.", e);
logger.fatal("This is a colored message at FATAL level.");
}
@Test
public void givenLoggerWithConsoleConfig_shouldFilterByMarker() throws Exception {
Logger logger = LogManager.getLogger("CONSOLE_PATTERN_APPENDER_MARKER");
Marker appError = MarkerManager.getMarker("APP_ERROR");
logger.error(appError, "This marker message at ERROR level should be hidden.");
Marker connectionTrace = MarkerManager.getMarker("CONN_TRACE");
logger.trace(connectionTrace, "This is a marker message at TRACE level.");
}
@Test
public void givenLoggerWithConsoleConfig_shouldFilterByThreadContext() throws Exception {
Logger logger = LogManager.getLogger("CONSOLE_PATTERN_APPENDER_THREAD_CONTEXT");
ThreadContext.put("userId", "1000");
logger.info("This is a log-visible user login. Maybe from an admin account?");
ThreadContext.put("userId", "1001");
logger.info("This is a log-invisible user login.");
}
@Test
public void givenLoggerWithAsyncConfig_shouldLogToJsonFile() throws Exception {
Logger logger = LogManager.getLogger("ASYNC_JSON_FILE_APPENDER");
final int count = 88;
for (int i = 0; i < count; i++) {
logger.info("This is async JSON message #{} at INFO level.", count);
}
long logEventsCount = Files.lines(Paths.get("target/logfile.json"))
.count();
assertTrue(logEventsCount > 0 && logEventsCount <= count);
}
@Test
public void givenLoggerWithFailoverConfig_shouldLog() throws Exception {
Logger logger = LogManager.getLogger("FAIL_OVER_SYSLOG_APPENDER");
logger.trace("This is a syslog message at TRACE level.");
logger.debug("This is a syslog message at DEBUG level.");
logger.info("This is a syslog message at INFO level. This is the minimum visible level.");
logger.warn("This is a syslog message at WARN level.");
Exception e = new RuntimeException("This is only a test!");
logger.error("This is a syslog message at ERROR level.", e);
logger.fatal("This is a syslog message at FATAL level.");
}
@Test
public void givenLoggerWithJdbcConfig_shouldLogToDataSource() throws Exception {
Logger logger = LogManager.getLogger("JDBC_APPENDER");
final int count = 88;
for (int i = 0; i < count; i++) {
logger.info("This is JDBC message #{} at INFO level.", count);
}
Connection connection = ConnectionFactory.getConnection();
ResultSet resultSet = connection.createStatement()
.executeQuery("SELECT COUNT(*) AS ROW_COUNT FROM logs");
int logCount = 0;
if (resultSet.next()) {
logCount = resultSet.getInt("ROW_COUNT");
}
assertTrue(logCount == count);
}
@Test
public void givenLoggerWithRollingFileConfig_shouldLogToXMLFile() throws Exception {
Logger logger = LogManager.getLogger("XML_ROLLING_FILE_APPENDER");
final int count = 88;
for (int i = 0; i < count; i++) {
logger.info("This is rolling file XML message #{} at INFO level.", i);
}
}
}

27
log4j2/src/test/java/com/baeldung/logging/log4j2/tests/FailoverSyslogConsoleAppenderTest.java
View File

@ -1,27 +0,0 @@
package com.baeldung.logging.log4j2.tests;
import org.apache.logging.log4j.Logger;
import org.apache.logging.log4j.junit.LoggerContextRule;
import org.junit.Rule;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
@RunWith(JUnit4.class)
public class FailoverSyslogConsoleAppenderTest {
@Rule
public LoggerContextRule contextRule =
new LoggerContextRule("log4j2-failover-syslog-console-appender_pattern-layout.xml");
@Test
public void givenLoggerWithFailoverConfig_shouldLog() throws Exception {
Logger logger = contextRule.getLogger(getClass().getSimpleName());
logger.trace("This is a syslog message at TRACE level.");
logger.debug("This is a syslog message at DEBUG level.");
logger.info("This is a syslog message at INFO level. This is the minimum visible level.");
logger.warn("This is a syslog message at WARN level.");
Exception e = new RuntimeException("This is only a test!");
logger.error("This is a syslog message at ERROR level.", e);
logger.fatal("This is a syslog message at FATAL level.");
}
}

51
log4j2/src/test/java/com/baeldung/logging/log4j2/tests/JDBCAppenderTest.java
View File

@ -1,51 +0,0 @@
package com.baeldung.logging.log4j2.tests;
import com.baeldung.logging.log4j2.tests.jdbc.ConnectionFactory;
import org.apache.logging.log4j.Logger;
import org.apache.logging.log4j.junit.LoggerContextRule;
import org.junit.BeforeClass;
import org.junit.Rule;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
import java.sql.Connection;
import java.sql.ResultSet;
import static org.junit.Assert.assertTrue;
@RunWith(JUnit4.class)
public class JDBCAppenderTest {
@Rule
public LoggerContextRule contextRule = new LoggerContextRule("log4j2-jdbc-appender.xml");
@BeforeClass
public static void setup() throws Exception {
Connection connection = ConnectionFactory.getConnection();
connection.createStatement()
.execute("CREATE TABLE logs(" +
"when TIMESTAMP," +
"logger VARCHAR(255)," +
"level VARCHAR(255)," +
"message VARCHAR(4096)," +
"throwable TEXT)");
//connection.commit();
}
@Test
public void givenLoggerWithJdbcConfig_shouldLogToDataSource() throws Exception {
Logger logger = contextRule.getLogger(getClass().getSimpleName());
final int count = 88;
for (int i = 0; i < count; i++) {
logger.info("This is JDBC message #{} at INFO level.", count);
}
Connection connection = ConnectionFactory.getConnection();
ResultSet resultSet = connection.createStatement()
.executeQuery("SELECT COUNT(*) AS ROW_COUNT FROM logs");
int logCount = 0;
if (resultSet.next()) {
logCount = resultSet.getInt("ROW_COUNT");
}
assertTrue(logCount == count);
}
}

34
log4j2/src/test/java/com/baeldung/logging/log4j2/tests/RollingFileAppenderUsingXMLLayoutTest.java
View File

@ -1,34 +0,0 @@
package com.baeldung.logging.log4j2.tests;
import org.apache.logging.log4j.Logger;
import org.apache.logging.log4j.junit.LoggerContextRule;
import org.junit.Rule;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.util.stream.Collectors;
import static org.junit.Assert.assertTrue;
@RunWith(JUnit4.class)
public class RollingFileAppenderUsingXMLLayoutTest {
@Rule
public LoggerContextRule contextRule =
new LoggerContextRule("log4j2-rolling-file-appender_xml-layout.xml");
@Test
public void givenLoggerWithRollingFileConfig_shouldLogToXMLFile() throws Exception {
Logger logger = contextRule.getLogger(getClass().getSimpleName());
final int count = 88;
for (int i = 0; i < count; i++) {
logger.info("This is rolling file XML message #{} at INFO level.", i);
}
String[] logEvents = Files.readAllLines(Paths.get("target/logfile.xml")).stream()
.collect(Collectors.joining(System.lineSeparator()))
.split("\\n\\n+");
assertTrue(logEvents.length == 39);
}
}

17
log4j2/src/test/resources/log4j2-async-file-appender_json-layout.xml
View File

@ -1,17 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<Configuration status="WARN">
<Appenders>
<File name="JSONLogfileAppender" fileName="target/logfile.json">
<JSONLayout compact="true" eventEol="true"/>
<BurstFilter level="INFO" rate="2" maxBurst="10"/>
</File>
<Async name="AsyncAppender" bufferSize="80">
<AppenderRef ref="JSONLogfileAppender"/>
</Async>
</Appenders>
<Loggers>
<Root level="INFO">
<AppenderRef ref="AsyncAppender"/>
</Root>
</Loggers>
</Configuration>

27
log4j2/src/test/resources/log4j2-console-appender_pattern-layout.xml
View File

@ -1,27 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<Configuration status="WARN" xmlns:xi="http://www.w3.org/2001/XInclude">
<Appenders>
<xi:include href="log4j2-includes/console-appender_pattern-layout_colored.xml"/>
<Console name="ConsoleRedAppender" target="SYSTEM_OUT">
<PatternLayout pattern="%style{%message}{red}%n"/>
<MarkerFilter marker="CONN_TRACE"/>
</Console>
<Console name="ConsoleGreenAppender" target="SYSTEM_OUT">
<PatternLayout pattern="%style{userId=%X{userId}:}{white} %style{%message}{green}%n"/>
</Console>
</Appenders>
<Loggers>
<Logger name="ConnTrace" level="TRACE" additivity="false">
<AppenderRef ref="ConsoleRedAppender"/>
</Logger>
<Logger name="UserAudit" level="INFO" additivity="false">
<AppenderRef ref="ConsoleGreenAppender"/>
<ThreadContextMapFilter>
<KeyValuePair key="userId" value="1000"/>
</ThreadContextMapFilter>
</Logger>
<Root level="DEBUG">
<AppenderRef ref="ConsoleAppender"/>
</Root>
</Loggers>
</Configuration>

20
log4j2/src/test/resources/log4j2-failover-syslog-console-appender_pattern-layout.xml
View File

@ -1,20 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<Configuration status="WARN" xmlns:xi="http://www.w3.org/2001/XInclude">
<Appenders>
<xi:include href="log4j2-includes/console-appender_pattern-layout_colored.xml"/>
<Syslog name="Syslog" host="localhost" port="514" protocol="TCP" ignoreExceptions="false"/>
<Failover name="FailoverAppender" primary="Syslog">
<Failovers>
<AppenderRef ref="ConsoleAppender"/>
</Failovers>
</Failover>
</Appenders>
<Loggers>
<Root level="TRACE">
<AppenderRef ref="FailoverAppender"/>
</Root>
</Loggers>
</Configuration>

3
log4j2/src/test/resources/log4j2-includes/console-appender_pattern-layout_colored.xml
View File

@ -1,4 +1,5 @@
<?xml version="1.0" encoding="UTF-8"?>
<Console name="ConsoleAppender" target="SYSTEM_OUT">
<PatternLayout pattern="%style{%date{DEFAULT}}{yellow} [%style{%thread}{white}] %highlight{%-5level}{FATAL=bg_red, ERROR=red, WARN=yellow, INFO=green, DEBUG=cyan, TRACE=blue} %style{%logger{36}}{cyan}:%n[+] %message%n%throwable"/>
<PatternLayout
pattern="%style{%date{DEFAULT}}{yellow} [%style{%thread}{white}] %highlight{%-5level}{FATAL=bg_red, ERROR=red, WARN=yellow, INFO=green, DEBUG=cyan, TRACE=blue} %style{%logger{36}}{cyan}:%n[+] %message%n%throwable" />
</Console>

19
log4j2/src/test/resources/log4j2-jdbc-appender.xml
View File

@ -1,19 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<Configuration status="WARN">
<Appenders>
<JDBC name="JDBCAppender" tableName="logs">
<ConnectionFactory class="com.baeldung.logging.log4j2.tests.jdbc.ConnectionFactory"
method="getConnection"/>
<Column name="when" isEventTimestamp="true"/>
<Column name="logger" pattern="%logger"/>
<Column name="level" pattern="%level"/>
<Column name="message" pattern="%message"/>
<Column name="throwable" pattern="%ex{full}"/>
</JDBC>
</Appenders>
<Loggers>
<Root level="trace">
<AppenderRef ref="JDBCAppender"/>
</Root>
</Loggers>
</Configuration>

18
log4j2/src/test/resources/log4j2-rolling-file-appender_xml-layout.xml
View File

@ -1,18 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<Configuration status="WARN">
<Appenders>
<RollingFile name="XMLLogfileAppender"
fileName="target/logfile.xml"
filePattern="target/logfile-%d{yyyy-MM-dd}-%i.log.gz">
<XMLLayout/>
<Policies>
<SizeBasedTriggeringPolicy size="17 kB"/>
</Policies>
</RollingFile>
</Appenders>
<Loggers>
<Root level="TRACE">
<AppenderRef ref="XMLLogfileAppender"/>
</Root>
</Loggers>
</Configuration>

60
log4j2/src/test/resources/log4j2.xml
View File

@ -1,12 +1,68 @@
<?xml version="1.0" encoding="UTF-8"?>
<Configuration status="WARN">
<Configuration xmlns:xi="http://www.w3.org/2001/XInclude" status="WARN">
<Appenders>
<xi:include href="log4j2-includes/console-appender_pattern-layout_colored.xml" />
<Console name="ConsoleAppender" target="SYSTEM_OUT">
<PatternLayout pattern="%d [%t] %-5level %logger{36} - %msg%n%throwable" />
</Console>
<Console name="ConsoleRedAppender" target="SYSTEM_OUT">
<PatternLayout pattern="%style{%message}{red}%n" />
<MarkerFilter marker="CONN_TRACE" />
</Console>
<Console name="ConsoleGreenAppender" target="SYSTEM_OUT">
<PatternLayout pattern="%style{userId=%X{userId}:}{white} %style{%message}{green}%n" />
</Console>
<File name="JSONLogfileAppender" fileName="target/logfile.json">
<JSONLayout compact="true" eventEol="true" />
<BurstFilter level="INFO" rate="2" maxBurst="10" />
</File>
<Async name="AsyncAppender" bufferSize="80">
<AppenderRef ref="JSONLogfileAppender" />
</Async>
<Syslog name="Syslog" format="RFC5424" host="localhost" port="514" protocol="TCP" facility="local3" connectTimeoutMillis="10000" reconnectionDelayMillis="5000" />
<Failover name="FailoverAppender" primary="Syslog">
<Failovers>
<AppenderRef ref="ConsoleAppender" />
</Failovers>
</Failover>
<JDBC name="JDBCAppender" tableName="logs">
<ConnectionFactory class="com.baeldung.logging.log4j2.tests.jdbc.ConnectionFactory" method="getConnection" />
<Column name="when" isEventTimestamp="true" />
<Column name="logger" pattern="%logger" />
<Column name="level" pattern="%level" />
<Column name="message" pattern="%message" />
<Column name="throwable" pattern="%ex{full}" />
</JDBC>
<RollingFile name="XMLRollingfileAppender" fileName="target/logfile.xml" filePattern="target/logfile-%d{yyyy-MM-dd}-%i.log.gz">
<XMLLayout />
<Policies>
<SizeBasedTriggeringPolicy size="17 kB" />
</Policies>
</RollingFile>
</Appenders>
<Loggers>
<Root level="ERROR">
<Logger name="CONSOLE_PATTERN_APPENDER_MARKER" level="TRACE" additivity="false">
<AppenderRef ref="ConsoleRedAppender" />
</Logger>
<Logger name="CONSOLE_PATTERN_APPENDER_THREAD_CONTEXT" level="INFO" additivity="false">
<AppenderRef ref="ConsoleGreenAppender" />
<ThreadContextMapFilter>
<KeyValuePair key="userId" value="1000" />
</ThreadContextMapFilter>
</Logger>
<Logger name="ASYNC_JSON_FILE_APPENDER" level="INFO" additivity="false">
<AppenderRef ref="AsyncAppender" />
</Logger>
<Logger name="FAIL_OVER_SYSLOG_APPENDER" level="INFO" additivity="false">
<AppenderRef ref="FailoverAppender" />
</Logger>
<Logger name="JDBC_APPENDER" level="INFO" additivity="false">
<AppenderRef ref="JDBCAppender" />
</Logger>
<Logger name="XML_ROLLING_FILE_APPENDER" level="INFO" additivity="false">
<AppenderRef ref="XMLRollingfileAppender" />
</Logger>
<Root level="DEBUG">
<AppenderRef ref="ConsoleAppender" />
</Root>
</Loggers>

3
metrics/README.md Normal file
View File

@ -0,0 +1,3 @@
## Relevant articles:
- [Intro to Dropwizard Metrics](http://www.baeldung.com/dropwizard-metrics)

1
pdf/README.md
View File

@ -1,2 +1,3 @@
### Relevant Articles:
- [PDF Conversions in Java](http://www.baeldung.com/pdf-conversions-java)
- [Creating PDF Files in Java](http://www.baeldung.com/java-pdf-creation)

4
pom.xml
View File

@ -110,6 +110,7 @@
<module>spring-autowire</module>
<module>spring-batch</module>
<module>spring-boot</module>
<module>spring-boot-servlet</module>
<module>spring-cloud-data-flow</module>
<module>spring-cloud</module>
<module>spring-core</module>
@ -183,6 +184,7 @@
<module>spring-reactor</module>
<module>testing</module>
<module>testng</module>
<module>video-tutorials</module>
@ -194,7 +196,7 @@
<module>struts2</module>
<module>apache-velocity</module>
<module>apache-solrj</module>
</modules>

4
rxjava/README.md Normal file
View File

@ -0,0 +1,4 @@
## Relevant articles:
- [Dealing with Backpressure with RxJava](http://www.baeldung.com/rxjava-backpressure)
- [How to Test RxJava?](http://www.baeldung.com/rxjava-testing)

2
spring-all/README.md
View File

@ -16,3 +16,5 @@ The "REST With Spring" Classes: http://bit.ly/restwithspring
- [Quick Guide to Spring Controllers](http://www.baeldung.com/spring-controllers)
- [Quick Guide to Spring Bean Scopes](http://www.baeldung.com/spring-bean-scopes)
- [Introduction To Ehcache](http://www.baeldung.com/ehcache)
- [A Guide to the Spring Task Scheduler](http://www.baeldung.com/spring-task-scheduler)
- [Guide to Spring Retry](http://www.baeldung.com/spring-retry)

3
spring-amqp/README.md Normal file
View File

@ -0,0 +1,3 @@
## Relevant articles:
- [Messaging With Spring AMQP](http://www.baeldung.com/spring-amqp)

4
spring-boot-servlet/.gitignore vendored Normal file
View File

@ -0,0 +1,4 @@
/target/
.settings/
.classpath
.project

2
spring-boot-servlet/README.md Normal file
View File

@ -0,0 +1,2 @@
###Relevant Articles:
- [How to Register a Servlet in a Java Web Application](http://www.baeldung.com/how-to-register-a-servlet-in-a-java-web-application/)

55
spring-boot-servlet/pom.xml Normal file
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@ -0,0 +1,55 @@
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung</groupId>
<artifactId>spring-boot-servlet</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>war</packaging>
<name>spring-boot-servlet</name>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-dependencies</artifactId>
<version>1.5.1.RELEASE</version>
</parent>
<dependencies>
<!-- Spring Boot Dependencies -->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-tomcat</artifactId>
<scope>provided</scope>
</dependency>
<!-- Embedded EmbeddedTomcatExample Dependencies -->
<dependency>
<groupId>org.apache.tomcat.embed</groupId>
<artifactId>tomcat-embed-core</artifactId>
<version>${tomcat.version}</version>
</dependency>
<dependency>
<groupId>org.apache.tomcat.embed</groupId>
<artifactId>tomcat-embed-jasper</artifactId>
<version>${tomcat.version}</version>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<java.version>1.8</java.version>
<tomcat.version>8.5.11</tomcat.version>
</properties>
</project>

2
spring-boot-servlet/src/main/java/META-INF/MANIFEST.MF Normal file
View File

@ -0,0 +1,2 @@
Manifest-Version: 1.0
Main-Class: com.baeldung.ApplicationMain

19
spring-boot-servlet/src/main/java/com/baeldung/ApplicationMain.java Normal file
View File

@ -0,0 +1,19 @@
package com.baeldung;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.builder.SpringApplicationBuilder;
import org.springframework.boot.web.support.SpringBootServletInitializer;
@SpringBootApplication
public class ApplicationMain extends SpringBootServletInitializer {
public static void main(String[] args) {
SpringApplication.run(ApplicationMain.class, args);
}
@Override
protected SpringApplicationBuilder configure(SpringApplicationBuilder application) {
return application.sources(ApplicationMain.class);
}
}

32
spring-boot-servlet/src/main/java/com/baeldung/configuration/WebAppInitializer.java Normal file
View File

@ -0,0 +1,32 @@
package com.baeldung.configuration;
import org.springframework.web.WebApplicationInitializer;
import org.springframework.web.context.support.AnnotationConfigWebApplicationContext;
import org.springframework.web.context.support.XmlWebApplicationContext;
import org.springframework.web.servlet.DispatcherServlet;
import javax.servlet.ServletContext;
import javax.servlet.ServletException;
import javax.servlet.ServletRegistration;
public class WebAppInitializer implements WebApplicationInitializer {
public void onStartup(ServletContext container) throws ServletException {
AnnotationConfigWebApplicationContext ctx = new AnnotationConfigWebApplicationContext();
ctx.register(WebMvcConfigure.class);
ctx.setServletContext(container);
ServletRegistration.Dynamic servletOne = container.addServlet("SpringProgrammaticDispatcherServlet", new DispatcherServlet(ctx));
servletOne.setLoadOnStartup(1);
servletOne.addMapping("/");
XmlWebApplicationContext xctx = new XmlWebApplicationContext();
xctx.setConfigLocation("/WEB-INF/context.xml");
xctx.setServletContext(container);
ServletRegistration.Dynamic servletTwo = container.addServlet("SpringProgrammaticXMLDispatcherServlet", new DispatcherServlet(xctx));
servletTwo.setLoadOnStartup(1);
servletTwo.addMapping("/");
}
}

40
spring-boot-servlet/src/main/java/com/baeldung/configuration/WebMvcConfigure.java Normal file
View File

@ -0,0 +1,40 @@
package com.baeldung.configuration;
import org.springframework.boot.web.support.ErrorPageFilter;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.servlet.ViewResolver;
import org.springframework.web.servlet.config.annotation.DefaultServletHandlerConfigurer;
import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;
import org.springframework.web.servlet.resource.PathResourceResolver;
import org.springframework.web.servlet.view.InternalResourceViewResolver;
@Configuration
public class WebMvcConfigure extends WebMvcConfigurerAdapter {
@Bean
public ViewResolver getViewResolver() {
InternalResourceViewResolver resolver = new InternalResourceViewResolver();
resolver.setPrefix("/WEB-INF/");
resolver.setSuffix(".jsp");
return resolver;
}
@Override
public void configureDefaultServletHandling(DefaultServletHandlerConfigurer configurer) {
configurer.enable();
}
@Override
public void addResourceHandlers(ResourceHandlerRegistry registry) {
registry.addResourceHandler("/resources/**").addResourceLocations("/resources/").setCachePeriod(3600).resourceChain(true).addResolver(new PathResourceResolver());
}
@Bean
public ErrorPageFilter errorPageFilter() {
return new ErrorPageFilter();
}
}

20
spring-boot-servlet/src/main/java/com/baeldung/props/Constants.java Normal file
View File

@ -0,0 +1,20 @@
package com.baeldung.props;
import org.springframework.beans.factory.annotation.Autowired;
import java.util.Properties;
public final class Constants {
@Autowired
PropertySourcesLoader psl;
public static final String breakLine = System.getProperty("line.separator");
private static final PropertyLoader pl = new PropertyLoader();
private static final Properties mainProps = pl.getProperties("custom.properties");
public static final String DISPATCHER_SERVLET_NAME = mainProps.getProperty("dispatcher.servlet.name");
public static final String DISPATCHER_SERVLET_MAPPING = mainProps.getProperty("dispatcher.servlet.mapping");
private final String EXAMPLE_SERVLET_NAME = psl.getProperty("example.servlet.name");
private final String EXAMPLE_SERVLET_MAPPING = psl.getProperty("example.servlet.mapping");
}

27
spring-boot-servlet/src/main/java/com/baeldung/props/PropertyLoader.java Normal file
View File

@ -0,0 +1,27 @@
package com.baeldung.props;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.io.IOException;
import java.io.InputStream;
import java.util.Properties;
public class PropertyLoader {
private static final Logger log = LoggerFactory.getLogger(PropertyLoader.class);
public Properties getProperties(String file) {
Properties prop = new Properties();
InputStream input = null;
try {
input = getClass().getResourceAsStream(file);
prop.load(input);
if (input != null) {
input.close();
}
} catch (IOException ex) {
log.error("IOException: " + ex);
}
return prop;
}
}

23
spring-boot-servlet/src/main/java/com/baeldung/props/PropertySourcesLoader.java Normal file
View File

@ -0,0 +1,23 @@
package com.baeldung.props;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.ComponentScan;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.PropertySource;
import org.springframework.core.env.ConfigurableEnvironment;
@Configuration
@ComponentScan(basePackages = { "com.baeldung.*" })
@PropertySource("classpath:custom.properties") public class PropertySourcesLoader {
private static final Logger log = LoggerFactory.getLogger(PropertySourcesLoader.class);
@Autowired
ConfigurableEnvironment env;
public String getProperty(String key) {
return env.getProperty(key);
}
}

18
spring-boot-servlet/src/main/java/com/baeldung/servlets/GenericCustomServlet.java Normal file
View File

@ -0,0 +1,18 @@
package com.baeldung.servlets;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.PrintWriter;
public class GenericCustomServlet extends HttpServlet {
@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
response.setContentType("text/html");
PrintWriter out = response.getWriter();
out.println("<p>Hello World</p>");
}
}

20
spring-boot-servlet/src/main/java/com/baeldung/servlets/javaee/AnnotationServlet.java Normal file
View File

@ -0,0 +1,20 @@
package com.baeldung.servlets.javaee;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
@WebServlet(name = "AnnotationServlet",
description = "Example Servlet Using Annotations",
urlPatterns = { "/annotationservlet" })
public class AnnotationServlet extends HttpServlet {
private static final long serialVersionUID = 1L;
@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
request.getRequestDispatcher("/annotationservlet.jsp").forward(request, response);
}
}

20
spring-boot-servlet/src/main/java/com/baeldung/servlets/javaee/EEWebXmlServlet.java Normal file
View File

@ -0,0 +1,20 @@
package com.baeldung.servlets.javaee;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.PrintWriter;
public class EEWebXmlServlet extends HttpServlet {
private static final long serialVersionUID = 1L;
@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
response.setContentType("text/html");
PrintWriter out = response.getWriter();
out.println("<p>Hello World</p>");
}
}

19
spring-boot-servlet/src/main/java/com/baeldung/servlets/springboot/SpringRegistrationBeanServlet.java Normal file
View File

@ -0,0 +1,19 @@
package com.baeldung.servlets.springboot;
import com.baeldung.servlets.GenericCustomServlet;
import org.springframework.boot.web.servlet.ServletRegistrationBean;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
@Configuration
public class SpringRegistrationBeanServlet {
@Bean
public ServletRegistrationBean genericCustomServlet() {
ServletRegistrationBean bean = new ServletRegistrationBean(new GenericCustomServlet(), "/springregistrationbeanservlet/*");
bean.setLoadOnStartup(1);
return bean;
}
}

16
spring-boot-servlet/src/main/java/com/baeldung/servlets/springboot/embedded/EmbeddedTomcatExample.java Normal file
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@ -0,0 +1,16 @@
package com.baeldung.servlets.springboot.embedded;
import org.springframework.boot.context.embedded.EmbeddedServletContainerFactory;
import org.springframework.boot.context.embedded.tomcat.TomcatEmbeddedServletContainerFactory;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
@Configuration
public class EmbeddedTomcatExample {
@Bean
public EmbeddedServletContainerFactory servletContainer() {
TomcatEmbeddedServletContainerFactory tomcat = new TomcatEmbeddedServletContainerFactory();
return tomcat;
}
}

10
spring-boot-servlet/src/main/resources/application.properties Normal file
View File

@ -0,0 +1,10 @@
#Server Configuration
#server.port=8080
#server.context-path=/javabootdata
#Resource Handling
#spring.resources.static-locations=classpath:/WEB-INF/resources
#spring.mvc.view.prefix=/WEB-INF/
#spring.mvc.view.suffix=.jsp
#spring.resources.cache-period=3600
servlet.name=dispatcherExample
servlet.mapping=/dispatcherExampleURL

4
spring-boot-servlet/src/main/resources/custom.properties Normal file
View File

@ -0,0 +1,4 @@
dispatcher.servlet.name=dispatcherExample
dispatcher.servlet.mapping=/dispatcherExampleURL
example.servlet.name=dispatcherExample
example.servlet.mapping=/dispatcherExampleURL

12
spring-boot-servlet/src/main/webapp/WEB-INF/context.xml Normal file
View File

@ -0,0 +1,12 @@
<beans xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:context="http://www.springframework.org/schema/context"
xmlns="http://www.springframework.org/schema/beans"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-4.3.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context-4.3.xsd">
<context:component-scan base-package="com.baeldung"/>
<bean class="com.baeldung.configuration.WebAppInitializer"/>
</beans>

16
spring-boot-servlet/src/main/webapp/WEB-INF/dispatcher.xml Normal file
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@ -0,0 +1,16 @@
<beans xmlns:context="http://www.springframework.org/schema/context"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns="http://www.springframework.org/schema/beans"
xsi:schemaLocation="
http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-3.0.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context-3.0.xsd">
<context:component-scan base-package="com.baeldung"/>
<bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<property name="prefix" value="/WEB-INF/jsp/"/>
<property name="suffix" value=".jsp"/>
</bean>
</beans>

40
spring-boot-servlet/src/main/webapp/WEB-INF/web.xml Normal file
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@ -0,0 +1,40 @@
<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://xmlns.jcp.org/xml/ns/javaee"
xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd"
id="WebApp_ID" version="3.1">
<display-name>JSP</display-name>
<welcome-file-list>
<welcome-file>index.html</welcome-file>
<welcome-file>index.htm</welcome-file>
<welcome-file>index.jsp</welcome-file>
</welcome-file-list>
<!-- Java EE Servlets -->
<servlet>
<servlet-name>EEWebXmlServlet</servlet-name>
<servlet-class>com.baeldung.servlets.javaee.EEWebXmlServlet</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>EEWebXmlServlet</servlet-name>
<url-pattern>/eewebxmlservlet</url-pattern>
</servlet-mapping>
<!-- Spring Boot Servlets -->
<servlet>
<servlet-name>SpringBootWebXmlServlet</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<init-param>
<param-name>contextConfigLocation</param-name>
<param-value>/WEB-INF/dispatcher.xml</param-value>
</init-param>
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>SpringBootWebXmlServlet</servlet-name>
<url-pattern>/</url-pattern>
</servlet-mapping>
</web-app>

1
spring-boot-servlet/src/main/webapp/annotationservlet.jsp Normal file
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@ -0,0 +1 @@
<p>Annotation Servlet!</p>

1
spring-boot-servlet/src/main/webapp/index.jsp Normal file
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@ -0,0 +1 @@
<p>Hello!</p>

3
spring-boot/README.MD
View File

@ -7,3 +7,6 @@ The "REST With Spring" Classes: http://bit.ly/restwithspring
- [A Guide to Spring in Eclipse STS](http://www.baeldung.com/eclipse-sts-spring)
- [Introduction to WebJars](http://www.baeldung.com/maven-webjars)
- [Create a Fat Jar App with Spring Boot](http://www.baeldung.com/deployable-fat-jar-spring-boot)
- [The @ServletComponentScan Annotation in Spring Boot](http://www.baeldung.com/spring-servletcomponentscan)
- [A Custom Data Binder in Spring MVC](http://www.baeldung.com/spring-mvc-custom-data-binder)
- [Intro to Building an Application with Spring Boot](http://www.baeldung.com/intro-to-spring-boot)

41
spring-boot/src/test/java/com/baeldung/utils/UtilsControllerTest.java Normal file
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@ -0,0 +1,41 @@
package com.baeldung.utils;
import org.junit.Before;
import org.junit.Test;
import org.mockito.InjectMocks;
import org.mockito.MockitoAnnotations;
import org.springframework.test.web.servlet.MockMvc;
import org.springframework.test.web.servlet.setup.MockMvcBuilders;
import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.post;
import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
import com.baeldung.utils.controller.UtilsController;
public class UtilsControllerTest {
@InjectMocks
private UtilsController utilsController;
private MockMvc mockMvc;
@Before
public void setup() {
MockitoAnnotations.initMocks(this);
this.mockMvc = MockMvcBuilders.standaloneSetup(utilsController)
.build();
}
@Test
public void givenParameter_setRequestParam_andSetSessionAttribute() throws Exception {
String param = "testparam";
this.mockMvc.perform(
post("/setParam")
.param("param", param)
.sessionAttr("parameter", param))
.andExpect(status().isOk());
}
}

69
spring-cloud/spring-cloud-bootstrap/gateway/src/test/java/com/baeldung/spring/cloud/bootstrap/gateway/GatewayApplicationLiveTest.java
View File

@ -1,69 +0,0 @@
package com.baeldung.spring.cloud.bootstrap.gateway;
import org.junit.Assert;
import org.junit.Test;
import org.springframework.boot.test.web.client.TestRestTemplate;
import org.springframework.http.*;
import org.springframework.util.LinkedMultiValueMap;
import org.springframework.util.MultiValueMap;
public class GatewayApplicationLiveTest {
@Test
public void testAccess() throws Exception {
TestRestTemplate testRestTemplate = new TestRestTemplate();
String testUrl = "http://localhost:8080";
ResponseEntity<String> response = testRestTemplate.getForEntity(testUrl + "/book-service/books", String.class);
Assert.assertEquals(HttpStatus.OK, response.getStatusCode());
Assert.assertNotNull(response.getBody());
//try the protected resource and confirm the redirect to login
response = testRestTemplate.getForEntity(testUrl + "/book-service/books/1", String.class);
Assert.assertEquals(HttpStatus.FOUND, response.getStatusCode());
Assert.assertEquals("http://localhost:8080/login", response.getHeaders().get("Location").get(0));
//login as user/password
MultiValueMap<String, String> form = new LinkedMultiValueMap<>();
form.add("username", "user");
form.add("password", "password");
response = testRestTemplate.postForEntity(testUrl + "/login", form, String.class);
//extract the session from the cookie and propagate it to the next request
String sessionCookie = response.getHeaders().get("Set-Cookie").get(0).split(";")[0];
HttpHeaders headers = new HttpHeaders();
headers.add("Cookie", sessionCookie);
HttpEntity<String> httpEntity = new HttpEntity<>(headers);
//request the protected resource
response = testRestTemplate.exchange(testUrl + "/book-service/books/1", HttpMethod.GET, httpEntity, String.class);
Assert.assertEquals(HttpStatus.OK, response.getStatusCode());
Assert.assertNotNull(response.getBody());
//request the admin protected resource to determine it is still protected
response = testRestTemplate.exchange(testUrl + "/rating-service/ratings/all", HttpMethod.GET, httpEntity, String.class);
Assert.assertEquals(HttpStatus.FORBIDDEN, response.getStatusCode());
//login as the admin
form.clear();
form.add("username", "admin");
form.add("password", "admin");
response = testRestTemplate.postForEntity(testUrl + "/login", form, String.class);
//extract the session from the cookie and propagate it to the next request
sessionCookie = response.getHeaders().get("Set-Cookie").get(0).split(";")[0];
headers = new HttpHeaders();
headers.add("Cookie", sessionCookie);
httpEntity = new HttpEntity<>(headers);
//request the protected resource
response = testRestTemplate.exchange(testUrl + "/rating-service/ratings/all", HttpMethod.GET, httpEntity, String.class);
Assert.assertEquals(HttpStatus.OK, response.getStatusCode());
Assert.assertNotNull(response.getBody());
//request the discovery resources as the admin
response = testRestTemplate.exchange(testUrl + "/discovery", HttpMethod.GET, httpEntity, String.class);
Assert.assertEquals(HttpStatus.OK, response.getStatusCode());
}
}

201
spring-cloud/spring-cloud-bootstrap/gateway/src/test/java/com/baeldung/spring/cloud/bootstrap/gateway/IntegrationLiveTest.java Normal file
View File

@ -0,0 +1,201 @@
package com.baeldung.spring.cloud.bootstrap.gateway;
import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
import org.apache.http.entity.ContentType;
import org.junit.Assert;
import org.junit.Test;
import org.springframework.boot.test.web.client.TestRestTemplate;
import org.springframework.http.*;
import org.springframework.util.LinkedMultiValueMap;
import org.springframework.util.MultiValueMap;
public class IntegrationLiveTest {
private TestRestTemplate testRestTemplate = new TestRestTemplate();
private String testUrl = "http://localhost:8080";
@Test
public void testAccess() throws Exception {
ResponseEntity<String> response = testRestTemplate.getForEntity(testUrl + "/book-service/books", String.class);
Assert.assertEquals(HttpStatus.OK, response.getStatusCode());
Assert.assertNotNull(response.getBody());
//try the protected resource and confirm the redirect to login
response = testRestTemplate.getForEntity(testUrl + "/book-service/books/1", String.class);
Assert.assertEquals(HttpStatus.FOUND, response.getStatusCode());
Assert.assertEquals("http://localhost:8080/login", response.getHeaders().get("Location").get(0));
//login as user/password
MultiValueMap<String, String> form = new LinkedMultiValueMap<>();
form.add("username", "user");
form.add("password", "password");
response = testRestTemplate.postForEntity(testUrl + "/login", form, String.class);
//extract the session from the cookie and propagate it to the next request
String sessionCookie = response.getHeaders().get("Set-Cookie").get(0).split(";")[0];
HttpHeaders headers = new HttpHeaders();
headers.add("Cookie", sessionCookie);
HttpEntity<String> httpEntity = new HttpEntity<>(headers);
addBook();
//request the protected resource
response = testRestTemplate.exchange(testUrl + "/book-service/books/1", HttpMethod.GET, httpEntity, String.class);
Assert.assertEquals(HttpStatus.OK, response.getStatusCode());
Assert.assertNotNull(response.getBody());
addRatings();
//request the admin protected resource to determine it is still protected
response = testRestTemplate.exchange(testUrl + "/rating-service/ratings", HttpMethod.GET, httpEntity, String.class);
Assert.assertEquals(HttpStatus.FORBIDDEN, response.getStatusCode());
//login as the admin
form.clear();
form.add("username", "admin");
form.add("password", "admin");
response = testRestTemplate.postForEntity(testUrl + "/login", form, String.class);
//extract the session from the cookie and propagate it to the next request
sessionCookie = response.getHeaders().get("Set-Cookie").get(0).split(";")[0];
headers = new HttpHeaders();
headers.add("Cookie", sessionCookie);
httpEntity = new HttpEntity<>(headers);
//request the protected resource
response = testRestTemplate.exchange(testUrl + "/rating-service/ratings", HttpMethod.GET, httpEntity, String.class);
Assert.assertEquals(HttpStatus.OK, response.getStatusCode());
Assert.assertNotNull(response.getBody());
//request the discovery resources as the admin
response = testRestTemplate.exchange(testUrl + "/discovery", HttpMethod.GET, httpEntity, String.class);
Assert.assertEquals(HttpStatus.OK, response.getStatusCode());
}
private void addRatings() {
//login as user/password
MultiValueMap<String, String> form = new LinkedMultiValueMap<>();
form.add("username", "user");
form.add("password", "password");
ResponseEntity<String> response = testRestTemplate.postForEntity(testUrl + "/login", form, String.class);
//extract the session from the cookie and propagate it to the next request
String sessionCookie = response.getHeaders().get("Set-Cookie").get(0).split(";")[0];
HttpHeaders headers = new HttpHeaders();
headers.add("Cookie", sessionCookie);
headers.add("ContentType", ContentType.APPLICATION_JSON.getMimeType());
Rating rating = new Rating(1L, 4);
HttpEntity<Rating> httpEntity = new HttpEntity<>(rating, headers);
//request the protected resource
ResponseEntity<Rating> bookResponse = testRestTemplate.postForEntity(testUrl + "/rating-service/ratings", httpEntity, Rating.class);
Assert.assertEquals(HttpStatus.OK, bookResponse.getStatusCode());
Assert.assertEquals(rating.getBookId(), bookResponse.getBody().getBookId());
Assert.assertEquals(rating.getStars(), bookResponse.getBody().getStars());
}
private void addBook(){
//login as user/password
MultiValueMap<String, String> form = new LinkedMultiValueMap<>();
form.add("username", "admin");
form.add("password", "admin");
ResponseEntity<String> response = testRestTemplate.postForEntity(testUrl + "/login", form, String.class);
//extract the session from the cookie and propagate it to the next request
String sessionCookie = response.getHeaders().get("Set-Cookie").get(0).split(";")[0];
HttpHeaders headers = new HttpHeaders();
headers.add("Cookie", sessionCookie);
headers.add("ContentType", ContentType.APPLICATION_JSON.getMimeType());
Book book = new Book("Baeldung", "How to spring cloud");
HttpEntity<Book> httpEntity = new HttpEntity<>(book, headers);
//request the protected resource
ResponseEntity<Book> bookResponse = testRestTemplate.postForEntity(testUrl + "/book-service/books", httpEntity, Book.class);
Assert.assertEquals(HttpStatus.OK, bookResponse.getStatusCode());
Assert.assertEquals(book.getAuthor(), bookResponse.getBody().getAuthor());
Assert.assertEquals(book.getTitle(), bookResponse.getBody().getTitle());
}
@JsonIgnoreProperties(ignoreUnknown = true)
public static class Book {
private Long id;
private String author;
private String title;
public Book() {
}
public Book(String author, String title) {
this.author = author;
this.title = title;
}
public String getAuthor() {
return author;
}
public void setAuthor(String author) {
this.author = author;
}
public String getTitle() {
return title;
}
public void setTitle(String title) {
this.title = title;
}
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
}
@JsonIgnoreProperties(ignoreUnknown = true)
public static class Rating {
private Long id;
private Long bookId;
private int stars;
public Rating() {
}
public Rating(Long bookId, int stars) {
this.bookId = bookId;
this.stars = stars;
}
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
public Long getBookId() {
return bookId;
}
public void setBookId(Long bookId) {
this.bookId = bookId;
}
public int getStars() {
return stars;
}
public void setStars(int stars) {
this.stars = stars;
}
}
}

11
spring-cloud/spring-cloud-bootstrap/svc-book/pom.xml
View File

@ -42,6 +42,17 @@
<artifactId>spring-boot-starter-data-redis</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-data-jpa</artifactId>
</dependency>
<dependency>
<groupId>com.h2database</groupId>
<artifactId>h2</artifactId>
<scope>runtime</scope>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>

24
spring-cloud/spring-cloud-bootstrap/svc-book/src/main/java/com/baeldung/spring/cloud/bootstrap/svcbook/BookServiceApplication.java
View File

@ -3,35 +3,11 @@ package com.baeldung.spring.cloud.bootstrap.svcbook;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cloud.netflix.eureka.EnableEurekaClient;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import java.util.Arrays;
import java.util.List;
@SpringBootApplication
@EnableEurekaClient
@RestController
@RequestMapping("/books")
public class BookServiceApplication {
public static void main(String[] args) {
SpringApplication.run(BookServiceApplication.class, args);
}
private List<Book> bookList = Arrays.asList(
new Book(1L, "Baeldung goes to the market", "Tim Schimandle"),
new Book(2L, "Baeldung goes to the park", "Slavisa")
);
@GetMapping("")
public List<Book> findAllBooks() {
return bookList;
}
@GetMapping("/{bookId}")
public Book findBook(@PathVariable Long bookId) {
return bookList.stream().filter(b -> b.getId().equals(bookId)).findFirst().orElse(null);
}
}

8
spring-cloud/spring-cloud-bootstrap/svc-book/src/main/java/com/baeldung/spring/cloud/bootstrap/svcbook/SecurityConfig.java
View File

@ -2,6 +2,7 @@ package com.baeldung.spring.cloud.bootstrap.svcbook;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Configuration;
import org.springframework.http.HttpMethod;
import org.springframework.security.config.annotation.authentication.builders.AuthenticationManagerBuilder;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
@ -22,8 +23,11 @@ public class SecurityConfig extends WebSecurityConfigurerAdapter {
http.httpBasic()
.disable()
.authorizeRequests()
.antMatchers("/books").permitAll()
.antMatchers("/books/*").hasAnyRole("USER", "ADMIN")
.antMatchers(HttpMethod.GET, "/books").permitAll()
.antMatchers(HttpMethod.GET, "/books/*").permitAll()
.antMatchers(HttpMethod.POST, "/books").hasRole("ADMIN")
.antMatchers(HttpMethod.PATCH, "/books/*").hasRole("ADMIN")
.antMatchers(HttpMethod.DELETE, "/books/*").hasRole("ADMIN")
.anyRequest().authenticated()
.and()
.csrf()

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