Aggiunto l'esempio del capitolo sul CDI

.gitignore

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+# Compiled class file
+*.class
+
+# Log file
+*.log
+
+# BlueJ files
+*.ctxt
+
+# Mobile Tools for Java (J2ME)
+.mtj.tmp/
+
+# Package Files #
+*.jar
+*.war
+*.nar
+*.ear
+*.zip
+*.tar.gz
+*.rar
+
+# virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
+hs_err_pid*
+
+# Covers JetBrains IDEs: IntelliJ, RubyMine, PhpStorm, AppCode, PyCharm, CLion, Android Studio and WebStorm
+# Reference: https://intellij-support.jetbrains.com/hc/en-us/articles/206544839
+
+# User-specific stuff
+.idea/**/workspace.xml
+.idea/**/tasks.xml
+.idea/**/usage.statistics.xml
+.idea/**/dictionaries
+.idea/**/shelf
+
+# Generated files
+.idea/**/contentModel.xml
+
+# Sensitive or high-churn files
+.idea/**/dataSources/
+.idea/**/dataSources.ids
+.idea/**/dataSources.local.xml
+.idea/**/sqlDataSources.xml
+.idea/**/dynamic.xml
+.idea/**/uiDesigner.xml
+.idea/**/dbnavigator.xml
+
+# Gradle
+.idea/**/gradle.xml
+.idea/**/libraries
+
+# Gradle and Maven with auto-import
+# When using Gradle or Maven with auto-import, you should exclude module files,
+# since they will be recreated, and may cause churn.  Uncomment if using
+# auto-import.
+# .idea/modules.xml
+# .idea/*.iml
+# .idea/modules
+
+# CMake
+cmake-build-*/
+
+# Mongo Explorer plugin
+.idea/**/mongoSettings.xml
+
+# File-based project format
+*.iws
+
+# IntelliJ
+out/
+
+# mpeltonen/sbt-idea plugin
+.idea_modules/
+
+# JIRA plugin
+atlassian-ide-plugin.xml
+
+# Cursive Clojure plugin
+.idea/replstate.xml
+
+# Crashlytics plugin (for Android Studio and IntelliJ)
+com_crashlytics_export_strings.xml
+crashlytics.properties
+crashlytics-build.properties
+fabric.properties
+
+# Editor-based Rest Client
+.idea/httpRequests
+
+# Android studio 3.1+ serialized cache file
+.idea/caches/build_file_checksums.ser

cdidemo/cdidemo.iml

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+<?xml version="1.0" encoding="UTF-8"?>
+<module org.jetbrains.idea.maven.project.MavenProjectsManager.isMavenModule="true" type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" LANGUAGE_LEVEL="JDK_1_7">
+    <output url="file://$MODULE_DIR$/target/classes" />
+    <output-test url="file://$MODULE_DIR$/target/test-classes" />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/src/main/java" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/src/test/java" isTestSource="true" />
+      <sourceFolder url="file://$MODULE_DIR$/src/main/resources" type="java-resource" />
+      <sourceFolder url="file://$MODULE_DIR$/src/test/resources" type="java-test-resource" />
+      <excludeFolder url="file://$MODULE_DIR$/target" />
+    </content>
+    <orderEntry type="jdk" jdkName="1.8" jdkType="JavaSDK" />
+    <orderEntry type="sourceFolder" forTests="false" />
+    <orderEntry type="library" name="Maven: org.jboss.weld.se:weld-se-core:2.0.0.Final" level="project" />
+    <orderEntry type="library" name="Maven: org.jboss.weld:weld-spi:2.0.Final" level="project" />
+    <orderEntry type="library" name="Maven: javax.inject:javax.inject:1" level="project" />
+    <orderEntry type="library" name="Maven: org.jboss.weld:weld-api:2.0.Final" level="project" />
+    <orderEntry type="library" name="Maven: org.jboss.weld:weld-core:2.0.0.Final" level="project" />
+    <orderEntry type="library" name="Maven: org.jboss.classfilewriter:jboss-classfilewriter:1.0.4.Final" level="project" />
+    <orderEntry type="library" name="Maven: com.google.guava:guava:13.0.1" level="project" />
+    <orderEntry type="library" name="Maven: org.jboss.spec.javax.interceptor:jboss-interceptors-api_1.2_spec:1.0.0.Alpha3" level="project" />
+    <orderEntry type="library" name="Maven: org.slf4j:slf4j-ext:1.7.2" level="project" />
+    <orderEntry type="library" name="Maven: ch.qos.cal10n:cal10n-api:0.7.7" level="project" />
+    <orderEntry type="library" name="Maven: org.slf4j:slf4j-api:1.7.2" level="project" />
+    <orderEntry type="library" name="Maven: javax.enterprise:cdi-api:1.1" level="project" />
+    <orderEntry type="library" name="Maven: javax.annotation:jsr250-api:1.0" level="project" />
+    <orderEntry type="library" name="Maven: javax.el:javax.el-api:3.0-b08" level="project" />
+    <orderEntry type="library" name="Maven: org.jboss.spec.javax.annotation:jboss-annotations-api_1.2_spec:1.0.0.Alpha1" level="project" />
+    <orderEntry type="library" scope="TEST" name="Maven: junit:junit:4.12" level="project" />
+    <orderEntry type="library" scope="TEST" name="Maven: org.hamcrest:hamcrest-core:1.3" level="project" />
+  </component>
+</module>

cdidemo/pom.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<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>
+  <artifactId>cdidemo</artifactId>
+  <name>cdidemo</name>
+
+  <parent>
+    <artifactId>jeedemo</artifactId>
+    <groupId>it.plague.jeedemo</groupId>
+    <version>1.0-SNAPSHOT</version>
+  </parent>
+
+  <properties>
+    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    <exec.mainClass>it.plague.jeedemo.CdiMain</exec.mainClass>
+    <maven.compiler.source>1.7</maven.compiler.source>
+    <maven.compiler.target>1.7</maven.compiler.target>
+  </properties>
+
+  <dependencies>
+    <dependency>
+      <groupId>org.jboss.weld.se</groupId>
+      <artifactId>weld-se-core</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+    </dependency>
+  </dependencies>
+
+  <build>
+    <plugins>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-compiler-plugin</artifactId>
+        <version>2.5.1</version>
+        <configuration>
+          <source>1.7</source>
+          <target>1.7</target>
+        </configuration>
+      </plugin>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-failsafe-plugin</artifactId>
+        <version>2.12.4</version>
+        <executions>
+          <execution>
+            <id>integration-test</id>
+            <goals>
+              <goal>integration-test</goal>
+              <goal>verify</goal>
+            </goals>
+          </execution>
+        </executions>
+      </plugin>
+      <plugin>
+        <groupId>org.codehaus.mojo</groupId>
+        <artifactId>exec-maven-plugin</artifactId>
+        <version>1.2.1</version>
+        <executions>
+          <execution>
+            <goals>
+              <goal>java</goal>
+            </goals>
+            <configuration>
+              <mainClass>it.plague.jeedemo.CdiMain</mainClass>
+            </configuration>
+          </execution>
+        </executions>
+      </plugin>
+    </plugins>
+  </build>
+</project>

cdidemo/src/main/java/it/plague/jeedemo/CdiMain.java

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+package it.plague.jeedemo;
+
+import it.plague.jeedemo.beans.Book;
+import it.plague.jeedemo.services.BookService;
+import org.jboss.weld.environment.se.Weld;
+import org.jboss.weld.environment.se.WeldContainer;
+
+public class CdiMain {
+
+  public static void main(String[] args) {
+    Weld weld = new Weld();
+    WeldContainer container = weld.initialize();
+    BookService bookService = container.instance().select(BookService.class).get();
+    Book book = bookService.createBook("H2G2", 12.5f, "Geeky scifi Book");
+    System.out.println(book);
+    weld.shutdown();
+  }
+}

cdidemo/src/main/java/it/plague/jeedemo/annotations/EightDigits.java

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+package it.plague.jeedemo.annotations;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+import javax.inject.Qualifier;
+
+@Qualifier
+@Retention(RetentionPolicy.RUNTIME)
+@Target({ElementType.FIELD, ElementType.TYPE, ElementType.METHOD})
+public @interface EightDigits {
+
+}

cdidemo/src/main/java/it/plague/jeedemo/annotations/Loggable.java

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+package it.plague.jeedemo.annotations;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+import javax.interceptor.InterceptorBinding;
+
+@InterceptorBinding
+@Target({ElementType.METHOD, ElementType.TYPE})
+@Retention(RetentionPolicy.RUNTIME)
+public @interface Loggable {
+
+}

cdidemo/src/main/java/it/plague/jeedemo/annotations/ThirteenDigits.java

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+package it.plague.jeedemo.annotations;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+import javax.inject.Qualifier;
+
+@Qualifier
+@Retention(RetentionPolicy.RUNTIME)
+@Target({ElementType.FIELD, ElementType.TYPE, ElementType.METHOD})
+public @interface ThirteenDigits {
+
+}

cdidemo/src/main/java/it/plague/jeedemo/beans/Book.java

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+package it.plague.jeedemo.beans;
+
+public class Book {
+
+  private String title;
+  private Float price;
+  private String description;
+  private String number;
+
+  public Book(String title, Float price, String description) {
+    this.title = title;
+    this.price = price;
+    this.description = description;
+  }
+
+  public String getTitle() {
+    return title;
+  }
+
+  public void setTitle(String title) {
+    this.title = title;
+  }
+
+  public Float getPrice() {
+    return price;
+  }
+
+  public void setPrice(Float price) {
+    this.price = price;
+  }
+
+  public String getDescription() {
+    return description;
+  }
+
+  public void setDescription(String description) {
+    this.description = description;
+  }
+
+  public String getNumber() {
+    return number;
+  }
+
+  public void setNumber(String number) {
+    this.number = number;
+  }
+
+  @Override
+  public String toString() {
+    return "Book{" +
+        "title='" + title + '\'' +
+        ", price=" + price +
+        ", description='" + description + '\'' +
+        ", number='" + number + '\'' +
+        '}';
+  }
+
+}

cdidemo/src/main/java/it/plague/jeedemo/beans/IsbnGenerator.java

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+package it.plague.jeedemo.beans;
+
+import it.plague.jeedemo.annotations.Loggable;
+import it.plague.jeedemo.annotations.ThirteenDigits;
+import java.util.Random;
+import java.util.logging.Logger;
+import javax.inject.Inject;
+
+@ThirteenDigits
+public class IsbnGenerator implements NumberGenerator {
+
+  @Inject
+  private Logger logger;
+
+  @Override
+  @Loggable
+  public String generateNumber() {
+    String isbn = " 13-84356- " + Math.abs(new Random().nextInt());
+    logger.info("Generated ISBN: " + isbn);
+    return isbn;
+  }
+}

cdidemo/src/main/java/it/plague/jeedemo/beans/IssnGenerator.java

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+package it.plague.jeedemo.beans;
+
+import it.plague.jeedemo.annotations.EightDigits;
+import it.plague.jeedemo.annotations.Loggable;
+import java.util.Random;
+import java.util.logging.Logger;
+import javax.inject.Inject;
+
+@EightDigits
+public class IssnGenerator implements NumberGenerator {
+
+  @Inject
+  private Logger logger;
+
+  @Override
+  @Loggable
+  public String generateNumber() {
+    String issn = " 8- " + Math.abs(new Random().nextInt());
+    logger.info("Generated ISSN: " + issn);
+    return issn;
+  }
+}

cdidemo/src/main/java/it/plague/jeedemo/beans/NumberGenerator.java

@@ -0,0 +1,6 @@
+package it.plague.jeedemo.beans;
+
+public interface NumberGenerator {
+
+  String generateNumber();
+}

cdidemo/src/main/java/it/plague/jeedemo/interceptors/LoggingInterceptor.java

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+package it.plague.jeedemo.interceptors;
+
+import it.plague.jeedemo.annotations.Loggable;
+import java.util.logging.Logger;
+import javax.inject.Inject;
+import javax.interceptor.AroundInvoke;
+import javax.interceptor.Interceptor;
+import javax.interceptor.InvocationContext;
+
+@Interceptor
+@Loggable
+public class LoggingInterceptor {
+
+  @Inject
+  private Logger logger;
+
+  @AroundInvoke
+  public Object logMethod(InvocationContext ic) throws Exception {
+    logger.entering(ic.getTarget().getClass().getName(), ic.getMethod().getName());
+    try {
+      return ic.proceed();
+    } finally {
+      logger.exiting(ic.getTarget().getClass().getName(), ic.getMethod().getName());
+    }
+  }
+}

cdidemo/src/main/java/it/plague/jeedemo/producers/LoggerProducer.java

@@ -0,0 +1,13 @@
+package it.plague.jeedemo.producers;
+
+import java.util.logging.Logger;
+import javax.enterprise.inject.Produces;
+import javax.enterprise.inject.spi.InjectionPoint;
+
+public class LoggerProducer {
+
+  @Produces
+  public Logger produceLogger(InjectionPoint injectionPoint) {
+    return Logger.getLogger(injectionPoint.getMember().getDeclaringClass().getName());
+  }
+}

cdidemo/src/main/java/it/plague/jeedemo/services/BookService.java

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+package it.plague.jeedemo.services;
+
+import it.plague.jeedemo.annotations.Loggable;
+import it.plague.jeedemo.annotations.ThirteenDigits;
+import it.plague.jeedemo.beans.Book;
+import it.plague.jeedemo.beans.NumberGenerator;
+import javax.inject.Inject;
+
+@Loggable
+public class BookService {
+
+  @Inject
+  @ThirteenDigits
+  private NumberGenerator numberGenerator;
+
+  public Book createBook(String title, Float price, String description) {
+    Book book = new Book(title, price, description);
+    book.setNumber(numberGenerator.generateNumber());
+    return book;
+  }
+}

cdidemo/src/main/resources/META-INF/beans.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<beans xmlns="http://java.sun.com/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/
+XMLSchema-instance" xsi:schemeLocation="http://java.sun.com/xml/ns/javaee http://
+java.sun.com/xml/ns/javaee/beans_1_0.xsd" version="1.1" bean-discovery-mode="all">
+  <!-- This is empty on purpose. -->
+</beans>

cdidemo/src/test/java/it/plague/jeedemo/BookServiceIT.java

@@ -0,0 +1,22 @@
+package it.plague.jeedemo;
+
+import static org.junit.Assert.assertTrue;
+
+import it.plague.jeedemo.beans.Book;
+import it.plague.jeedemo.services.BookService;
+import org.jboss.weld.environment.se.Weld;
+import org.jboss.weld.environment.se.WeldContainer;
+import org.junit.Test;
+
+public class BookServiceIT {
+
+  @Test
+  public void shouldCheckNumberIsMOCK() {
+    Weld weld = new Weld();
+    WeldContainer container = weld.initialize();
+    BookService bookService = container.instance().select(BookService.class).get();
+    Book book = bookService.createBook("H2G2", 12.5f, "Geeky scifi Book");
+    assertTrue(book.getNumber().startsWith("MOCK"));
+    weld.shutdown();
+  }
+}

cdidemo/src/test/java/it/plague/jeedemo/MockGenerator.java

@@ -0,0 +1,25 @@
+package it.plague.jeedemo;
+
+import it.plague.jeedemo.annotations.Loggable;
+import it.plague.jeedemo.annotations.ThirteenDigits;
+import it.plague.jeedemo.beans.NumberGenerator;
+import java.util.Random;
+import java.util.logging.Logger;
+import javax.enterprise.inject.Alternative;
+import javax.inject.Inject;
+
+@Alternative
+@ThirteenDigits
+public class MockGenerator implements NumberGenerator {
+
+  @Inject
+  private Logger logger;
+
+  @Override
+  @Loggable
+  public String generateNumber() {
+    String mock = "MOCK- " + Math.abs(new Random().nextInt());
+    logger.info("Generated Mock: " + mock);
+    return mock;
+  }
+}

cdidemo/src/test/resources/META-INF/beans.xml

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<beans xmlns="http://java.sun.com/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/
+XMLSchema-instance" xsi:schemeLocation="http://java.sun.com/xml/ns/javaee http://
+java.sun.com/xml/ns/javaee/beans_1_0.xsd" version="1.1" bean-discovery-mode="all">
+  <alternatives>
+    <class>it.plague.jeedemo.MockGenerator</class>
+  </alternatives>
+  <interceptors>
+    <class>it.plague.jeedemo.interceptors.LoggingInterceptor</class>
+  </interceptors>
+</beans>

jeedemo.iml

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module org.jetbrains.idea.maven.project.MavenProjectsManager.isMavenModule="true" type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" LANGUAGE_LEVEL="JDK_1_5">
+    <output url="file://$MODULE_DIR$/target/classes" />
+    <output-test url="file://$MODULE_DIR$/target/test-classes" />
+    <content url="file://$MODULE_DIR$">
+      <excludeFolder url="file://$MODULE_DIR$/target" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>

pom.xml

@@ -0,0 +1,62 @@
+<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/maven-v4_0_0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+  <groupId>it.plague.jeedemo</groupId>
+  <artifactId>jeedemo</artifactId>
+  <version>1.0-SNAPSHOT</version>
+  <packaging>pom</packaging>
+  <name>jeedemo</name>
+
+  <modules>
+    <module>cdidemo</module>
+  </modules>
+
+  <dependencyManagement>
+    <dependencies>
+      <dependency>
+        <groupId>org.eclipse.persistence</groupId>
+        <artifactId>org.eclipse.persistence.jpa</artifactId>
+        <version>2.5.0</version>
+      </dependency>
+      <dependency>
+        <groupId>org.hibernate</groupId>
+        <artifactId>hibernate-validator</artifactId>
+        <version>6.0.16.Final</version>
+      </dependency>
+      <dependency>
+        <groupId>org.glassfish</groupId>
+        <artifactId>javax.el</artifactId>
+        <version>3.0.1-b09</version>
+      </dependency>
+      <dependency>
+        <groupId>org.projectlombok</groupId>
+        <artifactId>lombok</artifactId>
+        <version>1.18.6</version>
+        <scope>provided</scope>
+      </dependency>
+      <dependency>
+        <groupId>org.jboss.weld.se</groupId>
+        <artifactId>weld-se-core</artifactId>
+        <version>2.0.0.Final</version>
+      </dependency>
+      <dependency>
+        <groupId>org.apache.derby</groupId>
+        <artifactId>derbyclient</artifactId>
+        <version>10.9.1.0</version>
+      </dependency>
+      <dependency>
+        <groupId>org.apache.derby</groupId>
+        <artifactId>derby</artifactId>
+        <version>10.9.1.0</version>
+        <scope>test</scope>
+      </dependency>
+      <dependency>
+        <groupId>junit</groupId>
+        <artifactId>junit</artifactId>
+        <version>4.12</version>
+        <scope>test</scope>
+      </dependency>
+    </dependencies>
+  </dependencyManagement>
+</project>