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Merge branch 'master' of https://github.com/eugenp/tutorials

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This commit is contained in:
Dassi Orleando 2017-10-05 03:16:27 +01:00
commit 5e1842e848
62 changed files with 1291 additions and 569 deletions
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5
algorithms/pom.xml
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@ -34,6 +34,11 @@
<artifactId>jenetics</artifactId>
<version>3.7.0</version>
</dependency>
<dependency>
<groupId>org.jgrapht</groupId>
<artifactId>jgrapht-core</artifactId>
<version>1.0.1</version>
</dependency>
</dependencies>
<build>

0
libraries/src/test/java/com/baeldung/jgrapht/CompleteGraphTest.java → algorithms/src/test/java/com/baeldung/jgrapht/CompleteGraphTest.java
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0
libraries/src/test/java/com/baeldung/jgrapht/DirectedGraphTests.java → algorithms/src/test/java/com/baeldung/jgrapht/DirectedGraphTests.java
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0
libraries/src/test/java/com/baeldung/jgrapht/EulerianCircuitTest.java → algorithms/src/test/java/com/baeldung/jgrapht/EulerianCircuitTest.java
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1
atomix/.gitignore vendored Normal file
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@ -0,0 +1 @@
/target

46
atomix/pom.xml Normal file
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@ -0,0 +1,46 @@
<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.atomix.io</groupId>
<artifactId>atomix</artifactId>
<version>0.0.1-SNAPSHOT</version>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>parent-modules</artifactId>
<version>1.0.0-SNAPSHOT</version>
</parent>
<dependencies>
<dependency>
<groupId>io.atomix</groupId>
<artifactId>atomix-all</artifactId>
<version>1.0.0-rc9</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.9</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>log4j</groupId>
<artifactId>log4j</artifactId>
<version>1.2.17</version>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.7.0</version>
<configuration>
<source>1.8</source>
<target>1.8</target>
</configuration>
</plugin>
</plugins>
</build>
</project>

27
atomix/src/main/java/com/atomix/example/BootstrapingCluster.java Normal file
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@ -0,0 +1,27 @@
package com.atomix.example;
import io.atomix.AtomixReplica;
import io.atomix.catalyst.transport.Address;
import io.atomix.catalyst.transport.netty.NettyTransport;
import io.atomix.copycat.server.storage.Storage;
import io.atomix.copycat.server.storage.StorageLevel;
import java.io.File;
import java.util.concurrent.CompletableFuture;
public class BootstrapingCluster {
public static void main(String[] args) {
Storage storage = Storage.builder()
.withDirectory(new File("log"))
.withStorageLevel(StorageLevel.DISK)
.build();
AtomixReplica replica = AtomixReplica.builder(new Address("localhost", 8700))
.withStorage(storage)
.withTransport(new NettyTransport())
.build();
CompletableFuture<AtomixReplica> completableFuture = replica.bootstrap();
completableFuture.join();
}
}

71
atomix/src/main/java/com/atomix/example/OtherNodes.java Normal file
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@ -0,0 +1,71 @@
package com.atomix.example;
import io.atomix.AtomixReplica;
import io.atomix.catalyst.transport.Address;
import io.atomix.catalyst.transport.netty.NettyTransport;
import io.atomix.concurrent.DistributedLock;
import io.atomix.copycat.server.storage.Storage;
import io.atomix.copycat.server.storage.StorageLevel;
import java.io.File;
import java.util.Arrays;
import java.util.List;
public class OtherNodes {
public static void main(String[] args) throws InterruptedException {
List<Address> cluster = Arrays
.asList(
new Address("localhost", 8700),
new Address("localhost", 8701),
new Address("localhost", 8702));
Storage storage = Storage.builder()
.withDirectory(new File("log"))
.withStorageLevel(StorageLevel.DISK)
.build();
AtomixReplica replica2 = AtomixReplica.builder(new Address("localhost", 8701))
.withStorage(storage)
.withTransport(new NettyTransport())
.build();
WorkerThread WT1 = new WorkerThread(replica2, cluster);
WT1.run();
AtomixReplica replica3 = AtomixReplica.builder(new Address("localhost", 8702))
.withStorage(storage)
.withTransport(new NettyTransport())
.build();
WorkerThread WT2 = new WorkerThread(replica3, cluster);
WT2.run();
Thread.sleep(6000);
DistributedLock lock = replica2.getLock("my-lock")
.join();
lock.lock()
.thenRun(() -> System.out.println("Acquired a lock"));
replica2.getMap("map")
.thenCompose(m -> m.put("bar", "Hello world!"))
.thenRun(() -> System.out.println("Value is set in Distributed Map"))
.join();
}
private static class WorkerThread extends Thread {
private AtomixReplica replica;
private List<Address> cluster;
WorkerThread(AtomixReplica replica, List<Address> cluster) {
this.replica = replica;
this.cluster = cluster;
}
public void run() {
replica.join(cluster)
.join();
}
}
}

35
atomix/src/test/java/com/atomix/exampletest/AtomixClientLiveTest.java Normal file
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@ -0,0 +1,35 @@
package com.atomix.exampletest;
import io.atomix.AtomixClient;
import io.atomix.catalyst.transport.Address;
import io.atomix.catalyst.transport.netty.NettyTransport;
import org.junit.Test;
import java.util.Arrays;
import java.util.List;
import java.util.concurrent.ExecutionException;
import static org.junit.Assert.assertEquals;
public class AtomixClientLiveTest {
private final AtomixClient client = AtomixClient.builder()
.withTransport(new NettyTransport())
.build();
@Test
public void whenBootstrap_thenShouldGet() throws InterruptedException, ExecutionException {
List<Address> cluster = Arrays.asList(
new Address("localhost", 8700),
new Address("localhsot", 8701));
String value = client.connect(cluster)
.thenRun(() -> System.out.println("Client Connected"))
.thenCompose(c -> client.getMap("map"))
.thenCompose(m -> m.get("bar"))
.thenApply(a -> (String) a)
.get();
assertEquals("Hello world!", value);
}
}

42
javaxval/bean-validation/pom.xml
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@ -1,42 +0,0 @@
<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.beanvalidation</groupId>
<artifactId>beanvalidation</artifactId>
<version>1.0</version>
<packaging>jar</packaging>
<name>beanvalidation</name>
<url>http://maven.apache.org</url>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
</properties>
<dependencies>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.12</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>javax.validation</groupId>
<artifactId>validation-api</artifactId>
<version>2.0.0.Final</version>
</dependency>
<dependency>
<groupId>org.hibernate</groupId>
<artifactId>hibernate-validator</artifactId>
<version>6.0.2.Final</version>
</dependency>
<dependency>
<groupId>javax.el</groupId>
<artifactId>javax.el-api</artifactId>
<version>3.0.0</version>
</dependency>
<dependency>
<groupId>org.glassfish.web</groupId>
<artifactId>javax.el</artifactId>
<version>2.2.4</version>
</dependency>
</dependencies>
</project>

17
javaxval/bean-validation/src/main/java/com/baeldung/beanvalidation/application/Application.java
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@ -1,17 +0,0 @@
package com.baeldung.beanvalidation.application;
import javax.validation.Validation;
import javax.validation.Validator;
import com.baeldung.beanvalidation.model.User;
public class Application {
public static void main( String[] args ) {
Validator validator = Validation.buildDefaultValidatorFactory().getValidator();
User user = new User();
user.setName("Mary");
user.setEmail("no-email");
user.setAge(36);
validator.validate(user).stream().forEach(violation -> System.out.println(violation.getMessage()));
}
}

13
javaxval/bean-validation/src/main/java/com/baeldung/beanvalidation/container/IntegerContainer.java
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@ -1,13 +0,0 @@
package com.baeldung.beanvalidation.container;
import java.util.Optional;
import javax.validation.constraints.Positive;
public class IntegerContainer {
private Optional<@Positive(message = "Value must be a positive integer") Integer> container = Optional.empty();
public void addElement(int element) {
container = Optional.of(element);
}
}

14
javaxval/bean-validation/src/main/java/com/baeldung/beanvalidation/container/StringContainer.java
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@ -1,14 +0,0 @@
package com.baeldung.beanvalidation.container;
import java.util.ArrayList;
import java.util.List;
import javax.validation.constraints.NotNull;
public class StringContainer {
private List<@NotNull String> container = new ArrayList<>();
public void addElement(String element) {
container.add(element);
}
}

48
javaxval/bean-validation/src/main/java/com/baeldung/beanvalidation/model/User.java
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@ -1,48 +0,0 @@
package com.baeldung.beanvalidation.model;
import java.io.Serializable;
import javax.validation.constraints.Max;
import javax.validation.constraints.Min;
import javax.validation.constraints.NotNull;
import javax.validation.constraints.Size;
import org.hibernate.validator.constraints.Email;
public class User implements Serializable {
private static final long serialVersionUID = 1L;
@NotNull(message = "Name cannot be null")
@Size(min = 2, max = 32, message = "Name must be between 2 and 32 characters")
private String name;
@Email(message = "Email must be a well-formed email address")
private String email;
@Min(value = 1, message = "Age must not be lesser than 1")
@Max(value = 99, message = "Age must not be greater than 99")
private int age;
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public String getEmail() {
return email;
}
public void setEmail(String email) {
this.email = email;
}
public int getAge() {
return age;
}
public void setAge(int age) {
this.age = age;
}
}

8
javaxval/bean-validation/src/main/java/com/baeldung/beanvalidation/service/EntityService.java
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@ -1,8 +0,0 @@
package com.baeldung.beanvalidation.service;
public interface EntityService {
public String toString();
public void processEntity();
}

45
javaxval/bean-validation/src/main/java/com/baeldung/beanvalidation/service/UserService.java
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@ -1,45 +0,0 @@
package com.baeldung.beanvalidation.service;
import java.io.Serializable;
import javax.validation.Valid;
import javax.validation.constraints.NotNull;
import javax.validation.constraints.Size;
import com.baeldung.beanvalidation.model.User;
public class UserService implements EntityService, Serializable {
private static final long serialVersionUID = 1L;
@Valid
private User user;
@NotNull(message = "FileName cannot be null")
@Size(min = 5, max = 10, message = "FileName must be between 5 and 10 characters")
private String fileName;
public User getUser() {
return user;
}
public void setUser(User user) {
this.user = user;
}
public String getFileName() {
return fileName;
}
public void setFileName(String fileName) {
this.fileName = fileName;
}
@Override
public void processEntity() {
// process the user here
}
@Override
public String toString() {
return "UserService [user=" + user + ", fileName=" + fileName + "]";
}
}

134
javaxval/bean-validation/src/test/java/com/baeldung/beanvalidation/ValidationTest.java
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@ -1,134 +0,0 @@
package com.baeldung.beanvalidation;
import javax.validation.ConstraintViolation;
import javax.validation.Validation;
import javax.validation.Validator;
import org.junit.AfterClass;
import org.junit.BeforeClass;
import org.junit.Test;
import com.baeldung.beanvalidation.container.IntegerContainer;
import com.baeldung.beanvalidation.container.StringContainer;
import com.baeldung.beanvalidation.model.User;
import com.baeldung.beanvalidation.service.UserService;
import java.util.Set;
import java.util.stream.Collectors;
import static org.junit.Assert.*;
public class ValidationTest {
private static Validator validator;
private static User user;
@BeforeClass
public static void setUpHibernateValidatorInstance() {
validator = Validation.buildDefaultValidatorFactory().getValidator();
}
@BeforeClass
public static void setUpUserInstance() {
user = new User();
}
@AfterClass
public static void tearDownHibernateValidatorInstance() {
validator = null;
}
@AfterClass
public static void tearDownUserInstance() {
user = null;
}
@Test
public void givenNullName_whenValidated_thenMessageDescriptorForName() {
user.setName(null);
user.setEmail("mary@domain.com");
user.setAge(36);
assertEquals("Name cannot be null", validator.validate(user).stream().map(violation -> violation.getMessage()).collect(Collectors.joining()));
}
@Test
public void givenInvalidEmail_whenValidated_thenMessageDescriptorforEmail() {
user.setName("Mary");
user.setEmail("no-email");
user.setAge(36);
assertEquals("Email must be a well-formed email address", validator.validate(user).stream().map(violation -> violation.getMessage()).collect(Collectors.joining()));
}
@Test
public void givenAgeLesserThanLowerBound_whenValidated_thenMessageDescriptorforAge() {
user.setName("Mary");
user.setEmail("mary@domain.com");
user.setAge(0);
assertEquals("Age must not be lesser than 1", validator.validate(user).stream().map(violation -> violation.getMessage()).collect(Collectors.joining()));
}
@Test
public void givenAgeGreaterThanUpperBound_whenValidated_thenMessageDescriptorforAge() {
user.setName("Mary");
user.setEmail("mary@domain.com");
user.setAge(100);
assertEquals("Age must not be greater than 99", validator.validate(user).stream().map(violation -> violation.getMessage()).collect(Collectors.joining()));
}
@Test
public void givenNullFileName_whenValidated_thenMessageDescriptorforFileName() {
user.setName("Mary");
user.setEmail("mary@domain.com");
user.setAge(36);
UserService userService = new UserService();
userService.setFileName(null);
userService.setUser(user);
assertEquals("FileName cannot be null", validator.validate(userService).stream().map(violation -> violation.getMessage()).collect(Collectors.joining()));
}
@Test
public void givenFileNameShortherThanLowerBound_whenValidated_thenMessageDescriptorforFileName() {
user.setName("Mary");
user.setEmail("mary@domain.com");
user.setAge(36);
UserService userService = new UserService();
userService.setFileName("");
userService.setUser(user);
assertEquals("FileName must be between 5 and 10 characters", validator.validate(userService).stream().map(violation -> violation.getMessage()).collect(Collectors.joining()));
}
@Test
public void givenFileNameLongerThanUpperBound_whenValidated_thenMessageDescriptorforFileName() {
user.setName("Mary");
user.setEmail("mary@domain.com");
user.setAge(36);
UserService userService = new UserService();
userService.setFileName("waytoolongfilename");
userService.setUser(user);
assertEquals("FileName must be between 5 and 10 characters", validator.validate(userService).stream().map(violation -> violation.getMessage()).collect(Collectors.joining()));
}
@Test
public void givenNullUserAndNullFileName_whenValidated_thenTwoConstraintViolations() {
user.setName(null);
user.setEmail("mary@domain.com");
user.setAge(36);
UserService userService = new UserService();
userService.setFileName(null);
userService.setUser(user);
Set<ConstraintViolation<UserService>> constraintViolations = validator.validate(userService);
assertEquals(2, constraintViolations.size());
}
@Test
public void givenNullElement_whenValidated_thenOneConstraintViolation() {
StringContainer container = new StringContainer();
container.addElement(null);
Set<ConstraintViolation<StringContainer>> constraintViolations = validator.validate(container);
assertEquals(1, constraintViolations.size());
}
@Test
public void givenNegativeInteger_whenValidated_thenOneConstraintViolation() {
IntegerContainer container = new IntegerContainer();
container.addElement(-1);
Set<ConstraintViolation<IntegerContainer>> constraintViolations = validator.validate(container);
assertEquals(1, constraintViolations.size());
}
}

4
javaxval/pom.xml
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@ -6,8 +6,8 @@
<version>0.1-SNAPSHOT</version>
<properties>
<validation-api.version>1.1.0.Final</validation-api.version>
<hibernate-validator.version>5.3.4.Final</hibernate-validator.version>
<validation-api.version>2.0.0.Final</validation-api.version>
<hibernate-validator.version>6.0.2.Final</hibernate-validator.version>
<javax.el-api.version>3.0.0</javax.el-api.version>
<javax.el.version>2.2.6</javax.el.version>
</properties>

66
javaxval/src/main/java/org/baeldung/Customer.java Normal file
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@ -0,0 +1,66 @@
package org.baeldung;
import java.util.List;
import java.util.Optional;
import java.util.OptionalInt;
import javax.validation.constraints.Min;
import javax.validation.constraints.NotBlank;
import javax.validation.constraints.PositiveOrZero;
public class Customer {
@NotBlank(message="Name cannot be empty")
private String name;
private List<@NotBlank(message="Address must not be blank") String> addresses;
private Integer age;
@PositiveOrZero
private OptionalInt numberOfOrders;
//@NotBlank
private Profile profile;
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public List<String> getAddresses() {
return addresses;
}
public void setAddresses(List<String> addresses) {
this.addresses = addresses;
}
public Optional<@Min(18) Integer> getAge() {
return Optional.ofNullable(age);
}
public void setAge(Integer age) {
this.age = age;
}
public OptionalInt getNumberOfOrders() {
return numberOfOrders;
}
public void setNumberOfOrders(OptionalInt numberOfOrders) {
this.numberOfOrders = numberOfOrders;
}
public Profile getProfile() {
return profile;
}
public void setProfile(Profile profile) {
this.profile = profile;
}
}

19
javaxval/src/main/java/org/baeldung/CustomerMap.java Normal file
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@ -0,0 +1,19 @@
package org.baeldung;
import java.util.Map;
import javax.validation.constraints.Email;
import javax.validation.constraints.NotNull;
public class CustomerMap {
private Map<@Email(message="Must be a valid email") String, @NotNull Customer> customers;
public Map<String, Customer> getCustomers() {
return customers;
}
public void setCustomers(Map<String, Customer> customers) {
this.customers = customers;
}
}

13
javaxval/src/main/java/org/baeldung/Profile.java Normal file
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@ -0,0 +1,13 @@
package org.baeldung;
public class Profile {
private String companyName;
public String getCompanyName() {
return companyName;
}
public void setCompanyName(String companyName) {
this.companyName = companyName;
}
}

104
javaxval/src/main/java/org/baeldung/User.java
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@ -1,56 +1,94 @@
package org.baeldung;
import java.time.LocalDate;
import java.util.List;
import java.util.Optional;
import javax.validation.constraints.AssertTrue;
import javax.validation.constraints.Email;
import javax.validation.constraints.Max;
import javax.validation.constraints.Min;
import javax.validation.constraints.NotNull;
import javax.validation.constraints.Past;
import javax.validation.constraints.Size;
import javax.validation.constraints.NotBlank;
public class User {
@NotNull(message = "Name cannot be null")
private String name;
@NotNull(message = "Name cannot be null")
private String name;
@AssertTrue
private boolean working;
@AssertTrue
private boolean working;
@Size(min = 10, max = 200, message = "Number of characters should be in between 10 and 200 inclusive")
private String aboutMe;
@Size(min = 10, max = 200, message = "Number of characters should be in between 10 and 200 inclusive")
private String aboutMe;
@Min(value = 18, message = "Age should not be less than 18")
@Max(value = 150, message = "Age should not be more than 150")
private int age;
@Min(value = 18, message = "Age should not be less than 18")
@Max(value = 150, message = "Age should not be more than 150")
private int age;
public int getAge() {
return age;
}
@Email(message = "Email should be valid")
private String email;
List<@NotBlank String> preferences;
private LocalDate dateOfBirth;
public void setAge(int age) {
this.age = age;
}
public int getAge() {
return age;
}
public boolean isWorking() {
return working;
}
public void setAge(int age) {
this.age = age;
}
public void setWorking(boolean working) {
this.working = working;
}
public boolean isWorking() {
return working;
}
public String getAboutMe() {
return aboutMe;
}
public void setWorking(boolean working) {
this.working = working;
}
public void setAboutMe(String aboutMe) {
this.aboutMe = aboutMe;
}
public String getAboutMe() {
return aboutMe;
}
public String getName() {
return name;
}
public void setAboutMe(String aboutMe) {
this.aboutMe = aboutMe;
}
public void setName(String name) {
this.name = name;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public Optional<@Past LocalDate> getDateOfBirth() {
return Optional.ofNullable(dateOfBirth);
}
public void setDateOfBirth(LocalDate dateOfBirth) {
this.dateOfBirth = dateOfBirth;
}
public String getEmail() {
return email;
}
public void setEmail(String email) {
this.email = email;
}
public List<String> getPreferences() {
return preferences;
}
public void setPreferences(List<String> preferences) {
this.preferences = preferences;
}
}

17
javaxval/src/main/java/org/baeldung/valueextractors/ProfileValueExtractor.java Normal file
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@ -0,0 +1,17 @@
package org.baeldung.valueextractors;
import javax.validation.valueextraction.ExtractedValue;
import javax.validation.valueextraction.UnwrapByDefault;
import javax.validation.valueextraction.ValueExtractor;
import org.baeldung.Profile;
@UnwrapByDefault
public class ProfileValueExtractor implements ValueExtractor<@ExtractedValue(type = String.class) Profile> {
@Override
public void extractValues(Profile originalValue, ValueExtractor.ValueReceiver receiver) {
receiver.value(null, originalValue.getCompanyName());
}
}

1
javaxval/src/main/resources/META-INF/services/javax.validation.valueextraction.ValueExtractor Normal file
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@ -0,0 +1 @@
org.baeldung.valueextractors.ProfileValueExtractor

88
javaxval/src/test/java/org/baeldung/ContainerValidationIntegrationTest.java Normal file
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@ -0,0 +1,88 @@
package org.baeldung;
import static org.junit.Assert.assertEquals;
import java.util.Collections;
import java.util.OptionalInt;
import java.util.Set;
import javax.validation.ConstraintViolation;
import javax.validation.Validation;
import javax.validation.Validator;
import javax.validation.ValidatorFactory;
import org.baeldung.valueextractors.ProfileValueExtractor;
import org.junit.Before;
import org.junit.Test;
public class ContainerValidationIntegrationTest {
private Validator validator;
@Before
public void setup() {
ValidatorFactory factory = Validation.byDefaultProvider().configure()
.addValueExtractor(new ProfileValueExtractor()).buildValidatorFactory();
validator = factory.getValidator();
}
@Test
public void whenEmptyAddress_thenValidationFails() {
Customer customer = new Customer();
customer.setName("John");
customer.setAddresses(Collections.singletonList(" "));
Set<ConstraintViolation<Customer>> violations = validator.validate(customer);
assertEquals(1, violations.size());
assertEquals("Address must not be blank", violations.iterator()
.next()
.getMessage());
}
@Test
public void whenInvalidEmail_thenValidationFails() {
CustomerMap map = new CustomerMap();
map.setCustomers(Collections.singletonMap("john", new Customer()));
Set<ConstraintViolation<CustomerMap>> violations = validator.validate(map);
assertEquals(1, violations.size());
assertEquals("Must be a valid email", violations.iterator()
.next()
.getMessage());
}
@Test
public void whenAgeTooLow_thenValidationFails() {
Customer customer = new Customer();
customer.setName("John");
customer.setAge(15);
Set<ConstraintViolation<Customer>> violations = validator.validate(customer);
assertEquals(1, violations.size());
}
@Test
public void whenAgeNull_thenValidationSucceeds() {
Customer customer = new Customer();
customer.setName("John");
Set<ConstraintViolation<Customer>> violations = validator.validate(customer);
assertEquals(0, violations.size());
}
@Test
public void whenNumberOrdersValid_thenValidationSucceeds() {
Customer customer = new Customer();
customer.setName("John");
customer.setNumberOfOrders(OptionalInt.of(1));
Set<ConstraintViolation<Customer>> violations = validator.validate(customer);
assertEquals(0, violations.size());
}
//@Test
public void whenProfileCompanyNameBlank_thenValidationFails() {
Customer customer = new Customer();
customer.setName("John");
Profile profile = new Profile();
profile.setCompanyName(" ");
customer.setProfile(profile);
Set<ConstraintViolation<Customer>> violations = validator.validate(customer);
assertEquals(1, violations.size());
}
}

161
javaxval/src/test/java/org/baeldung/ValidationIntegrationTest.java
View File

@ -1,81 +1,126 @@
package org.baeldung;
import java.time.LocalDate;
import java.util.Collections;
import java.util.Iterator;
import java.util.Set;
import java.util.Optional;
import javax.validation.ConstraintViolation;
import javax.validation.Validation;
import javax.validation.Validator;
import javax.validation.ValidatorFactory;
import org.junit.Assert;
import static org.junit.Assert.*;
import org.junit.Test;
import org.junit.Before;
public class ValidationIntegrationTest {
@Test
public void ifNameIsNull_nameValidationFails() {
User user = new User();
user.setWorking(true);
user.setAboutMe("Its all about me!!");
user.setAge(50);
private Validator validator;
ValidatorFactory factory = Validation.buildDefaultValidatorFactory();
Validator validator = factory.getValidator();
Set<ConstraintViolation<User>> violations = validator.validate(user);
Assert.assertEquals(violations.isEmpty(), false);
}
@Before
public void setup() {
ValidatorFactory factory = Validation.buildDefaultValidatorFactory();
validator = factory.getValidator();
}
@Test
public void ifSizeNotInRange_aboutMeValidationFails() {
User user = new User();
user.setName("MyName");
user.setAboutMe("Its all about me!!");
user.setAge(50);
private User createUser() {
User user = new User();
user.setName("John");
user.setWorking(true);
user.setAge(18);
return user;
}
ValidatorFactory factory = Validation.buildDefaultValidatorFactory();
Validator validator = factory.getValidator();
Set<ConstraintViolation<User>> violations = validator.validate(user);
Assert.assertEquals(violations.isEmpty(), false);
}
@Test
public void ifNameIsNull_nameValidationFails() {
User user = new User();
user.setWorking(true);
user.setAboutMe("Its all about me!!");
user.setAge(50);
Set<ConstraintViolation<User>> violations = validator.validate(user);
assertEquals(violations.isEmpty(), false);
}
@Test
public void ifWorkingIsFalse_workingValidationFails() {
User user = new User();
user.setName("MyName");
user.setAboutMe("Its all about me!!");
user.setAge(50);
@Test
public void ifSizeNotInRange_aboutMeValidationFails() {
User user = new User();
user.setName("MyName");
user.setAboutMe("Its all about me!!");
user.setAge(50);
ValidatorFactory factory = Validation.buildDefaultValidatorFactory();
Validator validator = factory.getValidator();
Set<ConstraintViolation<User>> violations = validator.validate(user);
Assert.assertEquals(violations.isEmpty(), false);
}
Set<ConstraintViolation<User>> violations = validator.validate(user);
assertEquals(violations.isEmpty(), false);
}
@Test
public void ifAgeNotRange_ageValidationFails() {
User user = new User();
user.setName("MyName");
user.setAboutMe("Its all about me!!");
user.setAge(8);
@Test
public void ifWorkingIsFalse_workingValidationFails() {
User user = new User();
user.setName("MyName");
user.setAboutMe("Its all about me!!");
user.setAge(50);
ValidatorFactory factory = Validation.buildDefaultValidatorFactory();
Validator validator = factory.getValidator();
Set<ConstraintViolation<User>> violations = validator.validate(user);
Assert.assertEquals(violations.isEmpty(), false);
}
@Test
public void ifFnameNullAgeNotRangeAndWorkingIsFalse_validationFailsWithThreeErrors() {
User user = new User();
user.setAboutMe("Its all about me!!");
user.setAge(300);
Set<ConstraintViolation<User>> violations = validator.validate(user);
assertEquals(violations.isEmpty(), false);
}
ValidatorFactory factory = Validation.buildDefaultValidatorFactory();
Validator validator = factory.getValidator();
Set<ConstraintViolation<User>> violations = validator.validate(user);
Assert.assertEquals(violations.isEmpty(), false);
Assert.assertEquals(violations.size(), 3);
}
@Test
public void ifAgeNotRange_ageValidationFails() {
User user = new User();
user.setName("MyName");
user.setAboutMe("Its all about me!!");
user.setAge(8);
Set<ConstraintViolation<User>> violations = validator.validate(user);
assertEquals(violations.isEmpty(), false);
}
@Test
public void ifFnameNullAgeNotRangeAndWorkingIsFalse_validationFailsWithThreeErrors() {
User user = new User();
user.setAboutMe("Its all about me!!");
user.setAge(300);
Set<ConstraintViolation<User>> violations = validator.validate(user);
assertEquals(violations.isEmpty(), false);
assertEquals(violations.size(), 3);
}
@Test
public void givenInvalidEmail_thenValidationFails() {
User user = createUser();
user.setEmail("john");
Set<ConstraintViolation<User>> violations = validator.validate(user);
assertEquals(1, violations.size());
}
@Test
public void givenBlankPreference_thenValidationFails() {
User user = createUser();
user.setPreferences(Collections.singletonList(" "));
Set<ConstraintViolation<User>> violations = validator.validate(user);
assertEquals(1, violations.size());
}
@Test
public void givenEmptyOptional_thenValidationSucceeds() {
User user = createUser();
Set<ConstraintViolation<User>> violations = validator.validate(user);
assertEquals(0, violations.size());
}
@Test
public void givenPastDateOfBirth_thenValidationSuccess() {
User user = createUser();
user.setDateOfBirth(LocalDate.of(1980, 5, 20));
Set<ConstraintViolation<User>> violations = validator.validate(user);
assertEquals(0, violations.size());
}
}

5
libraries/pom.xml
View File

@ -585,11 +585,6 @@
<artifactId>fugue</artifactId>
<version>3.0.0-m007</version>
</dependency>
<dependency>
<groupId>org.jgrapht</groupId>
<artifactId>jgrapht-core</artifactId>
<version>1.0.1</version>
</dependency>
</dependencies>
<repositories>
<repository>

33
libraries/src/main/java/com/baeldung/commons/lang3/BuilderMethods.java
View File

@ -3,6 +3,8 @@ package com.baeldung.commons.lang3;
import org.apache.commons.lang3.builder.EqualsBuilder;
import org.apache.commons.lang3.builder.HashCodeBuilder;
import org.apache.commons.lang3.builder.ToStringBuilder;
import org.apache.commons.lang3.concurrent.ConcurrentException;
import org.apache.commons.lang3.concurrent.BackgroundInitializer;
public class BuilderMethods {
@ -56,5 +58,36 @@ public class BuilderMethods {
System.out.println(simple1.getName());
System.out.println(simple1.hashCode());
System.out.println(simple1.toString());
SampleLazyInitializer sampleLazyInitializer = new SampleLazyInitializer();
try {
sampleLazyInitializer.get();
} catch (ConcurrentException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
SampleBackgroundInitializer sampleBackgroundInitializer = new SampleBackgroundInitializer();
sampleBackgroundInitializer.start();
// Proceed with other tasks instead of waiting for the SampleBackgroundInitializer task to finish.
try {
Object result = sampleBackgroundInitializer.get();
} catch (ConcurrentException e) {
e.printStackTrace();
}
}
}
class SampleBackgroundInitializer extends BackgroundInitializer<String>{
@Override
protected String initialize() throws Exception {
return null;
}
// Any complex task that takes some time
}

72
libraries/src/main/java/com/baeldung/jdo/xml/AnnotadedPerson.java Normal file
View File

@ -0,0 +1,72 @@
package com.baeldung.jdo.xml;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import javax.jdo.annotations.Element;
import javax.jdo.annotations.PersistenceCapable;
import javax.jdo.annotations.PrimaryKey;
import javax.xml.bind.annotation.XmlAttribute;
import javax.xml.bind.annotation.XmlElement;
import javax.xml.bind.annotation.XmlElementWrapper;
@PersistenceCapable(
schema="/myproduct/people",
table="person"
)
public class AnnotadedPerson {
@XmlAttribute
private long personNum;
@PrimaryKey
private String firstName;
private String lastName;
@XmlElementWrapper(name="phone-numbers")
@XmlElement(name="phone-number")
@Element(types=String.class)
private List phoneNumbers = new ArrayList();
public AnnotadedPerson(long personNum, String firstName, String lastName) {
super();
this.personNum = personNum;
this.firstName = firstName;
this.lastName = lastName;
}
public long getPersonNum() {
return personNum;
}
public void setPersonNum(long personNum) {
this.personNum = personNum;
}
public String getFirstName() {
return firstName;
}
public void setFirstName(String firstName) {
this.firstName = firstName;
}
public String getLastName() {
return lastName;
}
public void setLastName(String lastName) {
this.lastName = lastName;
}
public List getPhoneNumbers() {
return phoneNumbers;
}
public void setPhoneNumbers(List phoneNumbers) {
this.phoneNumbers = phoneNumbers;
}
}

105
libraries/src/main/java/com/baeldung/jdo/xml/MyApp.java Normal file
View File

@ -0,0 +1,105 @@
package com.baeldung.jdo.xml;
import java.util.List;
import javax.jdo.JDOHelper;
import javax.jdo.PersistenceManager;
import javax.jdo.PersistenceManagerFactory;
import javax.jdo.Query;
import javax.jdo.Transaction;
import org.datanucleus.api.jdo.JDOPersistenceManagerFactory;
import org.datanucleus.metadata.PersistenceUnitMetaData;
public class MyApp {
private static PersistenceUnitMetaData pumd;
private static PersistenceManagerFactory pmf;
private static PersistenceManager pm;
public static void main( String[] args ) {
//persist product object using dynamic persistence unit
defineDynamicPersistentUnit();
Product product = new Product("id1","Sony Discman", "A standard discman from Sony", 49.99);
persistObject(product);
closePersistenceManager();
//persist AnnotatedPerson object using named pmf
defineNamedPersistenceManagerFactory("XmlDatastore");
AnnotadedPerson annotatedPerson = new AnnotadedPerson(654320,"annotated","person");
annotatedPerson.getPhoneNumbers().add("999999999");
annotatedPerson.getPhoneNumbers().add("000000000");
persistObject(annotatedPerson);
queryAnnotatedPersonsInXML();
closePersistenceManager();
//persist Person object using PMF created by properties file
definePersistenceManagerFactoryUsingPropertiesFile("META-INF\\datanucleus.properties");
Person person = new Person(654321,"bealdung","author");
person.getPhoneNumbers().add("123456789");
person.getPhoneNumbers().add("987654321");
persistObject(person);
queryPersonsInXML();
closePersistenceManager();
}
public static void defineDynamicPersistentUnit(){
PersistenceUnitMetaData pumd = new PersistenceUnitMetaData("dynamic-unit", "RESOURCE_LOCAL", null);
pumd.addProperty("javax.jdo.option.ConnectionURL", "xml:file:myfile_dynamicPMF.xml");
pumd.addProperty("datanucleus.schema.autoCreateAll", "true");
pumd.addProperty("datanucleus.xml.indentSize", "4");
pmf = new JDOPersistenceManagerFactory(pumd, null);
pm = pmf.getPersistenceManager();
}
public static void defineNamedPersistenceManagerFactory(String pmfName){
pmf = JDOHelper.getPersistenceManagerFactory("XmlDatastore");
pm = pmf.getPersistenceManager();
}
public static void definePersistenceManagerFactoryUsingPropertiesFile(String filePath){
pmf = JDOHelper.getPersistenceManagerFactory(filePath);
pm = pmf.getPersistenceManager();
}
public static void closePersistenceManager(){
if(pm!=null && !pm.isClosed()){
pm.close();
}
}
public static void persistObject(Object obj){
Transaction tx = pm.currentTransaction();
try {
tx.begin();
pm.makePersistent(obj);
tx.commit();
} finally {
if (tx.isActive()) {
tx.rollback();
}
}
}
public static void queryPersonsInXML(){
Query<Person> query = pm.newQuery(Person.class);
List<Person> result = query.executeList();
System.out.println("name: "+result.get(0).getFirstName());
}
public static void queryAnnotatedPersonsInXML(){
Query<AnnotadedPerson> query = pm.newQuery(AnnotadedPerson.class);
List<AnnotadedPerson> result = query.executeList();
System.out.println("name: "+result.get(0).getFirstName());
}
}

65
libraries/src/main/java/com/baeldung/jdo/xml/Person.java Normal file
View File

@ -0,0 +1,65 @@
package com.baeldung.jdo.xml;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import javax.jdo.annotations.Element;
import javax.jdo.annotations.PersistenceCapable;
import javax.jdo.annotations.PrimaryKey;
import javax.xml.bind.annotation.XmlAttribute;
import javax.xml.bind.annotation.XmlElement;
import javax.xml.bind.annotation.XmlElementWrapper;
@PersistenceCapable
public class Person {
private long personNum;
@PrimaryKey
private String firstName;
private String lastName;
private List phoneNumbers = new ArrayList();
public Person(long personNum, String firstName, String lastName) {
super();
this.personNum = personNum;
this.firstName = firstName;
this.lastName = lastName;
}
public long getPersonNum() {
return personNum;
}
public void setPersonNum(long personNum) {
this.personNum = personNum;
}
public String getFirstName() {
return firstName;
}
public void setFirstName(String firstName) {
this.firstName = firstName;
}
public String getLastName() {
return lastName;
}
public void setLastName(String lastName) {
this.lastName = lastName;
}
public List getPhoneNumbers() {
return phoneNumbers;
}
public void setPhoneNumbers(List phoneNumbers) {
this.phoneNumbers = phoneNumbers;
}
}

58
libraries/src/main/java/com/baeldung/jdo/xml/Product.java Normal file
View File

@ -0,0 +1,58 @@
package com.baeldung.jdo.xml;
import javax.jdo.annotations.IdGeneratorStrategy;
import javax.jdo.annotations.PersistenceAware;
import javax.jdo.annotations.PersistenceCapable;
import javax.jdo.annotations.Persistent;
import javax.jdo.annotations.PrimaryKey;
@PersistenceCapable
public class Product {
@PrimaryKey
String id;
String name;
String description;
double price;
public Product(){
}
public Product(String id,String name,String description,double price){
this.id = id;
this.name=name;
this.description = description;
this.price = price;
}
public String getId() {
return id;
}
public void setId(String id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public String getDescription() {
return description;
}
public void setDescription(String description) {
this.description = description;
}
public double getPrice() {
return price;
}
public void setPrice(double price) {
this.price = price;
}
}

4
libraries/src/main/resources/META-INF/datanucleus.properties Normal file
View File

@ -0,0 +1,4 @@
javax.jdo.PersistenceManagerFactoryClass=org.datanucleus.api.jdo.JDOPersistenceManagerFactory
javax.jdo.option.ConnectionURL= xml:file:myfile-ds.xml
datanucleus.xml.indentSize=6
datanucleus.schema.autoCreateAll=true

17
libraries/src/main/resources/META-INF/jdoconfig.xml Normal file
View File

@ -0,0 +1,17 @@
<?xml version="1.0" encoding="UTF-8"?>
<jdoconfig xmlns="http://xmlns.jcp.org/xml/ns/jdo/jdoconfig"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/jdo/jdoconfig
http://xmlns.jcp.org/xml/ns/jdo/jdoconfig_3_2.xsd"
version="3.2">
<!-- Datastore Txn PMF -->
<persistence-manager-factory name="XmlDatastore">
<property name="javax.jdo.PersistenceManagerFactoryClass"
value="org.datanucleus.api.jdo.JDOPersistenceManagerFactory" />
<property name="javax.jdo.option.ConnectionURL" value="xml:file:namedPMF-ds.xml" />
<property name="datanucleus.xml.indentSize" value="6" />
<property name="datanucleus.schema.autoCreateAll"
value="true" />
</persistence-manager-factory>
</jdoconfig>

21
libraries/src/main/resources/META-INF/package.jdo Normal file
View File

@ -0,0 +1,21 @@
<jdo xmlns="http://xmlns.jcp.org/xml/ns/jdo/jdo" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/jdo/jdo http://xmlns.jcp.org/xml/ns/jdo/jdo_3_1.xsd"
version="3.1">
<package name="com.baeldung.jdo.xml">
<class name="Person" detachable="true" schema="/myproduct/people"
table="person">
<field name="personNum">
<extension vendor-name="datanucleus" key="XmlAttribute"
value="true" />
</field>
<field name="firstName" primary-key="true" /> <!-- PK since JAXB requires String -->
<field name="lastName" />
<field name="phoneNumbers">
<collection element-type="java.lang.String" />
<element column="phoneNumber" />
</field>
</class>
</package>
</jdo>

13
libraries/src/test/java/com/baeldung/commons/lang3/Lang3UtilsTest.java
View File

@ -3,7 +3,9 @@ package com.baeldung.commons.lang3;
import static org.junit.Assert.assertArrayEquals;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNotSame;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertSame;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
@ -20,6 +22,7 @@ import org.apache.commons.lang3.ArchUtils;
import org.apache.commons.lang3.BooleanUtils;
import org.apache.commons.lang3.SystemUtils;
import org.apache.commons.lang3.arch.Processor;
import org.apache.commons.lang3.concurrent.BasicThreadFactory;
import org.apache.commons.lang3.concurrent.ConcurrentException;
import org.apache.commons.lang3.concurrent.ConcurrentRuntimeException;
import org.apache.commons.lang3.concurrent.ConcurrentUtils;
@ -133,4 +136,14 @@ public class Lang3UtilsTest {
assertEquals(sampleObjectOne, sampleObjectTwo);
}
@Test
public void testBuildDefaults() {
BasicThreadFactory.Builder builder = new BasicThreadFactory.Builder();
BasicThreadFactory factory = builder.build();
assertNull("No naming pattern set Yet", factory.getNamingPattern());
BasicThreadFactory factory2 = builder.namingPattern("sampleNamingPattern").daemon(true).priority(Thread.MIN_PRIORITY).build();
assertNotNull("Got a naming pattern", factory2.getNamingPattern());
assertEquals("sampleNamingPattern", factory2.getNamingPattern());
}
}

1
pom.xml
View File

@ -28,6 +28,7 @@
</properties>
<modules>
<module>atomix</module>
<module>apache-cayenne</module>
<module>aws</module>
<module>akka-streams</module>

18
spring-5-mvc/pom.xml
View File

@ -14,7 +14,7 @@
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>2.0.0.M1</version>
<version>2.0.0.M3</version>
<relativePath/>
<!-- lookup parent from repository -->
</parent>
@ -165,14 +165,6 @@
</build>
<repositories>
<repository>
<id>spring-snapshots</id>
<name>Spring Snapshots</name>
<url>https://repo.spring.io/snapshot</url>
<snapshots>
<enabled>true</enabled>
</snapshots>
</repository>
<repository>
<id>spring-milestones</id>
<name>Spring Milestones</name>
@ -183,14 +175,6 @@
</repository>
</repositories>
<pluginRepositories>
<pluginRepository>
<id>spring-snapshots</id>
<name>Spring Snapshots</name>
<url>https://repo.spring.io/snapshot</url>
<snapshots>
<enabled>true</enabled>
</snapshots>
</pluginRepository>
<pluginRepository>
<id>spring-milestones</id>
<name>Spring Milestones</name>

24
spring-5/pom.xml
View File

@ -14,7 +14,7 @@
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>2.0.0.M1</version>
<version>2.0.0.M3</version>
<relativePath /> <!-- lookup parent from repository -->
</parent>
@ -143,14 +143,6 @@
</build>
<repositories>
<repository>
<id>spring-snapshots</id>
<name>Spring Snapshots</name>
<url>https://repo.spring.io/snapshot</url>
<snapshots>
<enabled>true</enabled>
</snapshots>
</repository>
<repository>
<id>spring-milestones</id>
<name>Spring Milestones</name>
@ -161,14 +153,6 @@
</repository>
</repositories>
<pluginRepositories>
<pluginRepository>
<id>spring-snapshots</id>
<name>Spring Snapshots</name>
<url>https://repo.spring.io/snapshot</url>
<snapshots>
<enabled>true</enabled>
</snapshots>
</pluginRepository>
<pluginRepository>
<id>spring-milestones</id>
<name>Spring Milestones</name>
@ -183,10 +167,10 @@
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
<java.version>1.8</java.version>
<junit.platform.version>1.0.0-M4</junit.platform.version>
<junit.jupiter.version>5.0.0-M4</junit.jupiter.version>
<junit.platform.version>1.0.0</junit.platform.version>
<junit.jupiter.version>5.0.0</junit.jupiter.version>
<maven-surefire-plugin.version>2.20</maven-surefire-plugin.version>
<spring.version>5.0.0.RC2</spring.version>
<spring.version>5.0.0.RELEASE</spring.version>
<reactor-spring.version>1.0.1.RELEASE</reactor-spring.version>
<johnzon.version>1.1.3</johnzon.version>
<jsonb-api.version>1.0</jsonb-api.version>

2
spring-5/src/main/java/com/baeldung/functional/ExploreSpring5URLPatternUsingRouterFunctions.java
View File

@ -33,7 +33,7 @@ public class ExploreSpring5URLPatternUsingRouterFunctions {
WebServer start() throws Exception {
WebHandler webHandler = (WebHandler) toHttpHandler(routingFunction());
HttpHandler httpHandler = WebHttpHandlerBuilder.webHandler(webHandler)
.prependFilter(new IndexRewriteFilter())
.filter(new IndexRewriteFilter())
.build();
Tomcat tomcat = new Tomcat();

25
spring-5/src/main/java/com/baeldung/functional/FunctionalSpringBootApplication.java
View File

@ -1,5 +1,17 @@
package com.baeldung.functional;
import static org.springframework.web.reactive.function.BodyInserters.fromObject;
import static org.springframework.web.reactive.function.server.RequestPredicates.GET;
import static org.springframework.web.reactive.function.server.RequestPredicates.POST;
import static org.springframework.web.reactive.function.server.RequestPredicates.path;
import static org.springframework.web.reactive.function.server.RouterFunctions.route;
import static org.springframework.web.reactive.function.server.RouterFunctions.toHttpHandler;
import static org.springframework.web.reactive.function.server.ServerResponse.ok;
import java.util.Arrays;
import java.util.List;
import java.util.concurrent.CopyOnWriteArrayList;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.web.servlet.ServletRegistrationBean;
@ -17,18 +29,9 @@ import org.springframework.web.reactive.function.server.RouterFunctions;
import org.springframework.web.reactive.function.server.ServerResponse;
import org.springframework.web.server.WebHandler;
import org.springframework.web.server.adapter.WebHttpHandlerBuilder;
import reactor.core.publisher.Flux;
import java.util.Arrays;
import java.util.List;
import java.util.concurrent.CopyOnWriteArrayList;
import static org.springframework.web.reactive.function.BodyInserters.fromObject;
import static org.springframework.web.reactive.function.server.RequestPredicates.*;
import static org.springframework.web.reactive.function.server.RouterFunctions.route;
import static org.springframework.web.reactive.function.server.RouterFunctions.toHttpHandler;
import static org.springframework.web.reactive.function.server.ServerResponse.ok;
@SpringBootApplication
@ComponentScan(basePackages = { "com.baeldung.functional" })
public class FunctionalSpringBootApplication {
@ -57,7 +60,7 @@ public class FunctionalSpringBootApplication {
@Bean
public ServletRegistrationBean servletRegistrationBean() throws Exception {
HttpHandler httpHandler = WebHttpHandlerBuilder.webHandler((WebHandler) toHttpHandler(routingFunction()))
.prependFilter(new IndexRewriteFilter())
.filter(new IndexRewriteFilter())
.build();
ServletRegistrationBean registrationBean = new ServletRegistrationBean<>(new RootServlet(httpHandler), "/");
registrationBean.setLoadOnStartup(1);

25
spring-5/src/main/java/com/baeldung/functional/FunctionalWebApplication.java
View File

@ -1,5 +1,17 @@
package com.baeldung.functional;
import static org.springframework.web.reactive.function.BodyInserters.fromObject;
import static org.springframework.web.reactive.function.server.RequestPredicates.GET;
import static org.springframework.web.reactive.function.server.RequestPredicates.POST;
import static org.springframework.web.reactive.function.server.RequestPredicates.path;
import static org.springframework.web.reactive.function.server.RouterFunctions.route;
import static org.springframework.web.reactive.function.server.RouterFunctions.toHttpHandler;
import static org.springframework.web.reactive.function.server.ServerResponse.ok;
import java.util.Arrays;
import java.util.List;
import java.util.concurrent.CopyOnWriteArrayList;
import org.apache.catalina.Context;
import org.apache.catalina.startup.Tomcat;
import org.springframework.boot.web.embedded.tomcat.TomcatWebServer;
@ -12,18 +24,9 @@ import org.springframework.web.reactive.function.server.RouterFunctions;
import org.springframework.web.reactive.function.server.ServerResponse;
import org.springframework.web.server.WebHandler;
import org.springframework.web.server.adapter.WebHttpHandlerBuilder;
import reactor.core.publisher.Flux;
import java.util.Arrays;
import java.util.List;
import java.util.concurrent.CopyOnWriteArrayList;
import static org.springframework.web.reactive.function.BodyInserters.fromObject;
import static org.springframework.web.reactive.function.server.RequestPredicates.*;
import static org.springframework.web.reactive.function.server.RouterFunctions.route;
import static org.springframework.web.reactive.function.server.RouterFunctions.toHttpHandler;
import static org.springframework.web.reactive.function.server.ServerResponse.ok;
public class FunctionalWebApplication {
private static final Actor BRAD_PITT = new Actor("Brad", "Pitt");
@ -50,7 +53,7 @@ public class FunctionalWebApplication {
WebServer start() throws Exception {
WebHandler webHandler = (WebHandler) toHttpHandler(routingFunction());
HttpHandler httpHandler = WebHttpHandlerBuilder.webHandler(webHandler)
.prependFilter(new IndexRewriteFilter())
.filter(new IndexRewriteFilter())
.build();
Tomcat tomcat = new Tomcat();

33
spring-5/src/main/java/com/baeldung/functional/RootServlet.java
View File

@ -1,5 +1,20 @@
package com.baeldung.functional;
import static org.springframework.web.reactive.function.BodyExtractors.toDataBuffers;
import static org.springframework.web.reactive.function.BodyExtractors.toFormData;
import static org.springframework.web.reactive.function.BodyInserters.fromObject;
import static org.springframework.web.reactive.function.server.RequestPredicates.GET;
import static org.springframework.web.reactive.function.server.RequestPredicates.POST;
import static org.springframework.web.reactive.function.server.RequestPredicates.path;
import static org.springframework.web.reactive.function.server.RouterFunctions.route;
import static org.springframework.web.reactive.function.server.RouterFunctions.toHttpHandler;
import static org.springframework.web.reactive.function.server.ServerResponse.ok;
import java.util.Arrays;
import java.util.List;
import java.util.concurrent.CopyOnWriteArrayList;
import java.util.concurrent.atomic.AtomicLong;
import org.springframework.core.io.ClassPathResource;
import org.springframework.http.server.reactive.HttpHandler;
import org.springframework.http.server.reactive.ServletHttpHandlerAdapter;
@ -7,29 +22,17 @@ import org.springframework.util.MultiValueMap;
import org.springframework.web.reactive.function.server.RouterFunction;
import org.springframework.web.reactive.function.server.RouterFunctions;
import org.springframework.web.reactive.function.server.ServerResponse;
import org.springframework.web.server.WebHandler;
import org.springframework.web.server.adapter.WebHttpHandlerBuilder;
import reactor.core.publisher.Flux;
import reactor.core.publisher.Mono;
import java.util.Arrays;
import java.util.List;
import java.util.concurrent.CopyOnWriteArrayList;
import java.util.concurrent.atomic.AtomicLong;
import static org.springframework.web.reactive.function.BodyExtractors.toDataBuffers;
import static org.springframework.web.reactive.function.BodyExtractors.toFormData;
import static org.springframework.web.reactive.function.BodyInserters.fromObject;
import static org.springframework.web.reactive.function.server.RequestPredicates.*;
import static org.springframework.web.reactive.function.server.RouterFunctions.route;
import static org.springframework.web.reactive.function.server.RouterFunctions.toHttpHandler;
import static org.springframework.web.reactive.function.server.ServerResponse.ok;
import org.springframework.web.server.WebHandler;
public class RootServlet extends ServletHttpHandlerAdapter {
public RootServlet() {
this(WebHttpHandlerBuilder.webHandler((WebHandler) toHttpHandler(routingFunction()))
.prependFilter(new IndexRewriteFilter())
.filter(new IndexRewriteFilter())
.build());
}

44
spring-5/src/main/java/com/baeldung/jsonb/Person.java
View File

@ -10,6 +10,7 @@ import javax.json.bind.annotation.JsonbTransient;
public class Person {
private int id;
@JsonbProperty("person-name")
private String name;
@JsonbProperty(nillable = true)
@ -23,8 +24,9 @@ public class Person {
public Person() {
}
public Person(String name, String email, int age, LocalDate registeredDate, BigDecimal salary) {
public Person(int id, String name, String email, int age, LocalDate registeredDate, BigDecimal salary) {
super();
this.id = id;
this.name = name;
this.email = email;
this.age = age;
@ -32,6 +34,14 @@ public class Person {
this.salary = salary;
}
public int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
public int getAge() {
return age;
}
@ -76,7 +86,9 @@ public class Person {
@Override
public String toString() {
StringBuilder builder = new StringBuilder();
builder.append("Person [name=");
builder.append("Person [id=");
builder.append(id);
builder.append(", name=");
builder.append(name);
builder.append(", email=");
builder.append(email);
@ -94,11 +106,7 @@ public class Person {
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + age;
result = prime * result + ((email == null) ? 0 : email.hashCode());
result = prime * result + ((name == null) ? 0 : name.hashCode());
result = prime * result + ((registeredDate == null) ? 0 : registeredDate.hashCode());
result = prime * result + ((salary == null) ? 0 : salary.hashCode());
result = prime * result + id;
return result;
}
@ -111,27 +119,7 @@ public class Person {
if (getClass() != obj.getClass())
return false;
Person other = (Person) obj;
if (age != other.age)
return false;
if (email == null) {
if (other.email != null)
return false;
} else if (!email.equals(other.email))
return false;
if (name == null) {
if (other.name != null)
return false;
} else if (!name.equals(other.name))
return false;
if (registeredDate == null) {
if (other.registeredDate != null)
return false;
} else if (!registeredDate.equals(other.registeredDate))
return false;
if (salary == null) {
if (other.salary != null)
return false;
} else if (!salary.equals(other.salary))
if (id != other.id)
return false;
return true;
}

12
spring-5/src/main/java/com/baeldung/jsonb/PersonController.java
View File

@ -26,12 +26,12 @@ public class PersonController {
public void init() {
// @formatter:off
personRepository = new ArrayList<>(Arrays.asList(
new Person("Jhon", "jhon@test.com", 20, LocalDate.of(2019, 9, 9), BigDecimal.valueOf(1000)),
new Person("Jhon", "jhon1@test.com", 20, LocalDate.of(2019, 9, 9), BigDecimal.valueOf(1500)),
new Person("Jhon", null, 20, LocalDate.of(2019, 9, 9), BigDecimal.valueOf(1000)),
new Person("Tom", "tom@test.com", 21, LocalDate.of(2019, 9, 9), BigDecimal.valueOf(1500)),
new Person("Mark", "mark@test.com", 21, LocalDate.of(2019, 9, 9), BigDecimal.valueOf(1200)),
new Person("Julia", "jhon@test.com", 20, LocalDate.of(2019, 9, 9), BigDecimal.valueOf(1000))));
new Person(1, "Jhon", "jhon@test.com", 20, LocalDate.of(2019, 9, 9), BigDecimal.valueOf(1000)),
new Person(2, "Jhon", "jhon1@test.com", 20, LocalDate.of(2019, 9, 9), BigDecimal.valueOf(1500)),
new Person(3, "Jhon", null, 20, LocalDate.of(2019, 9, 9), BigDecimal.valueOf(1000)),
new Person(4, "Tom", "tom@test.com", 21, LocalDate.of(2019, 9, 9), BigDecimal.valueOf(1500)),
new Person(5, "Mark", "mark@test.com", 21, LocalDate.of(2019, 9, 9), BigDecimal.valueOf(1200)),
new Person(6, "Julia", "jhon@test.com", 20, LocalDate.of(2019, 9, 9), BigDecimal.valueOf(1000))));
// @formatter:on
}

38
spring-5/src/main/java/com/baeldung/jupiter/SpringExtension.java
View File

@ -1,28 +1,36 @@
package com.baeldung.jupiter;
import org.junit.jupiter.api.extension.*;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.ApplicationContext;
import org.springframework.core.annotation.AnnotatedElementUtils;
import org.springframework.test.context.TestContextManager;
import org.springframework.util.Assert;
import java.lang.reflect.Constructor;
import java.lang.reflect.Executable;
import java.lang.reflect.Method;
import java.lang.reflect.Parameter;
import org.junit.jupiter.api.extension.AfterAllCallback;
import org.junit.jupiter.api.extension.AfterEachCallback;
import org.junit.jupiter.api.extension.BeforeAllCallback;
import org.junit.jupiter.api.extension.BeforeEachCallback;
import org.junit.jupiter.api.extension.ExtensionContext;
import org.junit.jupiter.api.extension.ParameterContext;
import org.junit.jupiter.api.extension.ParameterResolutionException;
import org.junit.jupiter.api.extension.ParameterResolver;
import org.junit.jupiter.api.extension.TestInstancePostProcessor;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.ApplicationContext;
import org.springframework.core.annotation.AnnotatedElementUtils;
import org.springframework.test.context.TestContextManager;
import org.springframework.util.Assert;
public class SpringExtension implements BeforeAllCallback, AfterAllCallback, TestInstancePostProcessor, BeforeEachCallback, AfterEachCallback, ParameterResolver {
private static final ExtensionContext.Namespace namespace = ExtensionContext.Namespace.create(SpringExtension.class);
@Override
public void beforeAll(ContainerExtensionContext context) throws Exception {
public void beforeAll(ExtensionContext context) throws Exception {
getTestContextManager(context).beforeTestClass();
}
@Override
public void afterAll(ContainerExtensionContext context) throws Exception {
public void afterAll(ExtensionContext context) throws Exception {
try {
getTestContextManager(context).afterTestClass();
} finally {
@ -38,7 +46,7 @@ public class SpringExtension implements BeforeAllCallback, AfterAllCallback, Tes
}
@Override
public void beforeEach(TestExtensionContext context) throws Exception {
public void beforeEach(ExtensionContext context) throws Exception {
Object testInstance = context.getTestInstance();
Method testMethod = context.getTestMethod()
.get();
@ -46,24 +54,24 @@ public class SpringExtension implements BeforeAllCallback, AfterAllCallback, Tes
}
@Override
public void afterEach(TestExtensionContext context) throws Exception {
public void afterEach(ExtensionContext context) throws Exception {
Object testInstance = context.getTestInstance();
Method testMethod = context.getTestMethod()
.get();
Throwable testException = context.getTestException()
Throwable testException = context.getExecutionException()
.orElse(null);
getTestContextManager(context).afterTestMethod(testInstance, testMethod, testException);
}
@Override
public boolean supports(ParameterContext parameterContext, ExtensionContext extensionContext) {
public boolean supportsParameter(ParameterContext parameterContext, ExtensionContext extensionContext) throws ParameterResolutionException {
Parameter parameter = parameterContext.getParameter();
Executable executable = parameter.getDeclaringExecutable();
return (executable instanceof Constructor && AnnotatedElementUtils.hasAnnotation(executable, Autowired.class)) || ParameterAutowireUtils.isAutowirable(parameter);
return ((executable instanceof Constructor) && AnnotatedElementUtils.hasAnnotation(executable, Autowired.class)) || ParameterAutowireUtils.isAutowirable(parameter);
}
@Override
public Object resolve(ParameterContext parameterContext, ExtensionContext extensionContext) {
public Object resolveParameter(ParameterContext parameterContext, ExtensionContext extensionContext) throws ParameterResolutionException {
Parameter parameter = parameterContext.getParameter();
Class<?> testClass = extensionContext.getTestClass()
.get();

7
spring-5/src/test/java/com/baeldung/jsonb/JsonbIntegrationTest.java
View File

@ -30,15 +30,14 @@ public class JsonbIntegrationTest {
ResponseEntity<Person> response = template.withBasicAuth(username, password)
.getForEntity("/person/1", Person.class);
Person person = response.getBody();
assertTrue(person.equals(new Person("Jhon", "jhon1@test.com", 0, LocalDate.of(2019, 9, 9), BigDecimal.valueOf(1500.0))));
assertTrue(person.equals(new Person(2, "Jhon", "jhon1@test.com", 0, LocalDate.of(2019, 9, 9), BigDecimal.valueOf(1500.0))));
}
@Test
public void whenSendPostAPerson_thenGetOkStatus() {
ResponseEntity<Boolean> response = template.withBasicAuth(username, password)
.postForEntity("/person", "{\"birthDate\":\"07-09-2017\",\"email\":\"jhon1@test.com\",\"person-name\":\"Jhon\"}", Boolean.class);
boolean value = response.getBody();
assertTrue(true == value);
.postForEntity("/person", "{\"birthDate\":\"07-09-2017\",\"email\":\"jhon1@test.com\",\"person-name\":\"Jhon\",\"id\":10}", Boolean.class);
assertTrue(response.getBody());
}
}

8
spring-5/src/test/java/com/baeldung/jsonb/JsonbTest.java
View File

@ -22,15 +22,15 @@ public class JsonbTest {
@Test
public void givenPersonObject_whenSerializeWithJsonb_thenGetPersonJson() {
Person person = new Person("Jhon", "jhon@test.com", 20, LocalDate.of(2019, 9, 7), BigDecimal.valueOf(1000));
Person person = new Person(1, "Jhon", "jhon@test.com", 20, LocalDate.of(2019, 9, 7), BigDecimal.valueOf(1000));
String jsonPerson = jsonb.toJson(person);
assertTrue("{\"email\":\"jhon@test.com\",\"person-name\":\"Jhon\",\"registeredDate\":\"07-09-2019\",\"salary\":\"1000.0\"}".equals(jsonPerson));
assertTrue("{\"email\":\"jhon@test.com\",\"id\":1,\"person-name\":\"Jhon\",\"registeredDate\":\"07-09-2019\",\"salary\":\"1000.0\"}".equals(jsonPerson));
}
@Test
public void givenPersonJson_whenDeserializeWithJsonb_thenGetPersonObject() {
Person person = new Person("Jhon", "jhon@test.com", 0, LocalDate.of(2019, 9, 7), BigDecimal.valueOf(1000.0));
String jsonPerson = "{\"email\":\"jhon@test.com\",\"person-name\":\"Jhon\",\"registeredDate\":\"07-09-2019\",\"salary\":\"1000.0\"}";
Person person = new Person(1, "Jhon", "jhon@test.com", 0, LocalDate.of(2019, 9, 7), BigDecimal.valueOf(1000.0));
String jsonPerson = "{\"email\":\"jhon@test.com\",\"id\":1,\"person-name\":\"Jhon\",\"registeredDate\":\"07-09-2019\",\"salary\":\"1000.0\"}";
assertTrue(jsonb.fromJson(jsonPerson, Person.class)
.equals(person));
}

18
spring-hibernate5/src/main/java/com/baeldung/hibernate/immutable/entities/Event.java
View File

@ -2,15 +2,9 @@ package com.baeldung.hibernate.immutable.entities;
import org.hibernate.annotations.Cascade;
import org.hibernate.annotations.CascadeType;
import org.hibernate.annotations.GenericGenerator;
import org.hibernate.annotations.Immutable;
import javax.persistence.Column;
import javax.persistence.ElementCollection;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
import javax.persistence.Table;
import javax.persistence.*;
import java.util.Set;
@Entity
@ -20,8 +14,6 @@ public class Event {
@Id
@Column(name = "event_id")
@GeneratedValue(generator = "increment")
@GenericGenerator(name = "increment", strategy = "increment")
private Long id;
@Column(name = "title")
@ -31,6 +23,14 @@ public class Event {
@Immutable
private Set<String> guestList;
public Event() {}
public Event(Long id, String title, Set<String> guestList) {
this.id = id;
this.title = title;
this.guestList = guestList;
}
public Long getId() {
return id;
}

55
spring-hibernate5/src/main/java/com/baeldung/hibernate/immutable/entities/EventGeneratedId.java Normal file
View File

@ -0,0 +1,55 @@
package com.baeldung.hibernate.immutable.entities;
import org.hibernate.annotations.GenericGenerator;
import org.hibernate.annotations.Immutable;
import javax.persistence.*;
@Entity
@Immutable
@Table(name = "events_generated")
public class EventGeneratedId {
@Id
@Column(name = "event_generated_id")
@GeneratedValue(generator = "increment")
@GenericGenerator(name = "increment", strategy = "increment")
private Long id;
@Column(name = "name")
private String name;
@Column(name = "description")
private String description;
public EventGeneratedId() {
}
public EventGeneratedId(String name, String description) {
this.name = name;
this.description = description;
}
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;
}
public String getDescription() {
return description;
}
public void setDescription(String description) {
this.description = description;
}
}

2
spring-hibernate5/src/main/java/com/baeldung/hibernate/immutable/util/HibernateUtil.java
View File

@ -1,6 +1,7 @@
package com.baeldung.hibernate.immutable.util;
import com.baeldung.hibernate.immutable.entities.Event;
import com.baeldung.hibernate.immutable.entities.EventGeneratedId;
import org.hibernate.SessionFactory;
import org.hibernate.boot.registry.StandardServiceRegistryBuilder;
import org.hibernate.cfg.Configuration;
@ -14,6 +15,7 @@ public class HibernateUtil {
// Create a session factory from immutable.cfg.xml
Configuration configuration = new Configuration();
configuration.addAnnotatedClass(Event.class);
configuration.addAnnotatedClass(EventGeneratedId.class);
configuration.configure("immutable.cfg.xml");
ServiceRegistry serviceRegistry = new StandardServiceRegistryBuilder().applySettings(configuration.getProperties()).build();
return configuration.buildSessionFactory(serviceRegistry);

2
spring-hibernate5/src/main/resources/hibernate5Config.xml
View File

@ -21,7 +21,7 @@
<bean id="dataSource" class="org.apache.tomcat.dbcp.dbcp2.BasicDataSource">
<property name="driverClassName" value="${jdbc.driverClassName}"/>
<property name="url" value="${jdbc.url}"/>
<property name="username" value="${jdbc.user}"/>
<property name="username" value="${jdbc.eventGeneratedId}"/>
<property name="password" value="${jdbc.pass}"/>
</bean>

2
spring-hibernate5/src/main/resources/persistence-h2.properties
View File

@ -1,7 +1,7 @@
# jdbc.X
jdbc.driverClassName=org.h2.Driver
jdbc.url=jdbc:h2:mem:db;DB_CLOSE_DELAY=-1
jdbc.user=sa
jdbc.eventGeneratedId=sa
jdbc.pass=sa
# hibernate.X

2
spring-hibernate5/src/main/resources/persistence-mysql.properties
View File

@ -1,7 +1,7 @@
# jdbc.X
jdbc.driverClassName=com.mysql.cj.jdbc.Driver
jdbc.url=jdbc:mysql://localhost:3306/spring_hibernate5_01?createDatabaseIfNotExist=true
jdbc.user=tutorialuser
jdbc.eventGeneratedId=tutorialuser
jdbc.pass=tutorialmy5ql
# hibernate.X

43
spring-hibernate5/src/test/java/com/baeldung/hibernate/immutable/HibernateImmutableIntegrationTest.java
View File

@ -1,6 +1,7 @@
package com.baeldung.hibernate.immutable;
import com.baeldung.hibernate.immutable.entities.Event;
import com.baeldung.hibernate.immutable.entities.EventGeneratedId;
import com.baeldung.hibernate.immutable.util.HibernateUtil;
import com.google.common.collect.Sets;
import org.hibernate.CacheMode;
@ -10,6 +11,9 @@ import org.junit.rules.ExpectedException;
import javax.persistence.PersistenceException;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.core.IsEqual.equalTo;
public class HibernateImmutableIntegrationTest {
private static Session session;
@ -22,6 +26,7 @@ public class HibernateImmutableIntegrationTest {
session = HibernateUtil.getSessionFactory().getCurrentSession();
session.beginTransaction();
createEvent();
createEventGenerated();
session.setCacheMode(CacheMode.REFRESH);
}
@ -35,9 +40,12 @@ public class HibernateImmutableIntegrationTest {
HibernateUtil.getSessionFactory().close();
}
//
@Test
public void addEvent() {
Event event = new Event();
event.setId(2L);
event.setTitle("Public Event");
session.save(event);
session.getTransaction().commit();
@ -47,8 +55,12 @@ public class HibernateImmutableIntegrationTest {
public void updateEvent() {
Event event = (Event) session.createQuery("FROM Event WHERE title='New Event'").list().get(0);
event.setTitle("Private Event");
session.saveOrUpdate(event);
session.getTransaction().commit();
session.update(event);
session.flush();
session.refresh(event);
assertThat(event.getTitle(), equalTo("New Event"));
assertThat(event.getId(), equalTo(5L));
}
@Test
@ -80,10 +92,29 @@ public class HibernateImmutableIntegrationTest {
session.getTransaction().commit();
}
public static void createEvent() {
Event event = new Event();
event.setTitle("New Event");
event.setGuestList(Sets.newHashSet("guest"));
@Test
public void updateEventGenerated() {
EventGeneratedId eventGeneratedId = (EventGeneratedId) session.createQuery("FROM EventGeneratedId WHERE name LIKE '%John%'").list().get(0);
eventGeneratedId.setName("Mike");
session.update(eventGeneratedId);
session.flush();
session.refresh(eventGeneratedId);
assertThat(eventGeneratedId.getName(), equalTo("John"));
assertThat(eventGeneratedId.getId(), equalTo(1L));
}
//
private static void createEvent() {
Event event = new Event(5L, "New Event", Sets.newHashSet("guest"));
session.save(event);
}
private static void createEventGenerated() {
EventGeneratedId eventGeneratedId = new EventGeneratedId("John", "Doe");
eventGeneratedId.setId(4L);
session.save(eventGeneratedId);
}
}

11
testing/src/main/java/com/baeldung/junit/Calculator.java Normal file
View File

@ -0,0 +1,11 @@
package com.baeldung.junit;
public class Calculator {
public int add(int a, int b) {
return a + b;
}
public int sub(int a, int b) {
return a - b;
}
}

14
testing/src/test/java/com/baeldung/junit/AdditionTest.java Normal file
View File

@ -0,0 +1,14 @@
package com.baeldung.junit;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
public class AdditionTest {
Calculator calculator = new Calculator();
@Test
public void testAddition() {
assertEquals("addition", 8, calculator.add(5, 3));
}
}

18
testing/src/test/java/com/baeldung/junit/BlockingTestRunner.java Normal file
View File

@ -0,0 +1,18 @@
package com.baeldung.junit;
import org.junit.runners.BlockJUnit4ClassRunner;
import org.junit.runners.model.FrameworkMethod;
import org.junit.runners.model.InitializationError;
import org.junit.runners.model.Statement;
public class BlockingTestRunner extends BlockJUnit4ClassRunner {
public BlockingTestRunner(Class<?> klass) throws InitializationError {
super(klass);
}
@Override
protected Statement methodInvoker(FrameworkMethod method, Object test) {
System.out.println("invoking: " + method.getName());
return super.methodInvoker(method, test);
}
}

17
testing/src/test/java/com/baeldung/junit/CalculatorTest.java Normal file
View File

@ -0,0 +1,17 @@
package com.baeldung.junit;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
import static org.junit.Assert.assertEquals;
@RunWith(JUnit4.class)
public class CalculatorTest {
Calculator calculator = new Calculator();
@Test
public void testAddition() {
assertEquals("addition", 8, calculator.add(5, 3));
}
}

14
testing/src/test/java/com/baeldung/junit/SubstractionTest.java Normal file
View File

@ -0,0 +1,14 @@
package com.baeldung.junit;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
public class SubstractionTest {
Calculator calculator = new Calculator();
@Test
public void substraction() {
assertEquals("substraction", 2, calculator.sub(5, 3));
}
}

12
testing/src/test/java/com/baeldung/junit/SuiteTest.java Normal file
View File

@ -0,0 +1,12 @@
package com.baeldung.junit;
import org.junit.runner.RunWith;
import org.junit.runners.Suite;
import org.junit.runners.Suite.SuiteClasses;
@RunWith(Suite.class)
@SuiteClasses({
AdditionTest.class,
SubstractionTest.class})
public class SuiteTest {
}

41
testing/src/test/java/com/baeldung/junit/TestRunner.java Normal file
View File

@ -0,0 +1,41 @@
package com.baeldung.junit;
import org.junit.Test;
import org.junit.runner.Description;
import org.junit.runner.Runner;
import org.junit.runner.notification.RunNotifier;
import java.lang.reflect.Method;
public class TestRunner extends Runner {
private Class testClass;
public TestRunner(Class testClass) {
super();
this.testClass = testClass;
}
@Override
public Description getDescription() {
return Description.createTestDescription(testClass, "My runner description");
}
@Override
public void run(RunNotifier notifier) {
System.out.println("running the tests from MyRunner: " + testClass);
try {
Object testObject = testClass.newInstance();
for (Method method : testClass.getMethods()) {
if (method.isAnnotationPresent(Test.class)) {
notifier.fireTestStarted(Description
.createTestDescription(testClass, method.getName()));
method.invoke(testObject);
notifier.fireTestFinished(Description
.createTestDescription(testClass, method.getName()));
}
}
} catch (Exception e) {
throw new RuntimeException(e);
}
}
}