FactoryBean example code

2016-11-20 10:52:09 +08:00
parent 95425deb3c
commit 42fc383518
15 changed files with 582 additions and 0 deletions
@@ -0,0 +1,35 @@
+package com.baeldung.factorybean;
+
+import static org.hamcrest.core.IsEqual.equalTo;
+import static org.junit.Assert.assertThat;
+import static org.junit.Assert.assertTrue;
+
+import org.junit.Test;
+import org.springframework.context.ApplicationContext;
+import org.springframework.context.support.ClassPathXmlApplicationContext;
+
+public class AbstractFactoryBeanTest {
+    @Test
+    public void testSingleToolFactory() {
+        ApplicationContext context = new ClassPathXmlApplicationContext("classpath:factorybean-abstract-spring-ctx.xml");
+
+        Worker worker1 = (Worker) context.getBean("worker1");
+        Worker worker2 = (Worker) context.getBean("worker2");
+
+        assertThat(worker1.getNumber(), equalTo("50001"));
+        assertThat(worker2.getNumber(), equalTo("50002"));
+        assertTrue(worker1.getTool() == worker2.getTool());
+    }
+
+    @Test
+    public void testNonSingleToolFactory() {
+        ApplicationContext context = new ClassPathXmlApplicationContext("classpath:factorybean-abstract-spring-ctx.xml");
+
+        Worker worker3 = (Worker) context.getBean("worker3");
+        Worker worker4 = (Worker) context.getBean("worker4");
+
+        assertThat(worker3.getNumber(), equalTo("50003"));
+        assertThat(worker4.getNumber(), equalTo("50004"));
+        assertTrue(worker3.getTool() != worker4.getTool());
+    }
+}
@@ -0,0 +1,17 @@
+package com.baeldung.factorybean;
+
+import org.junit.Test;
+import org.springframework.context.ApplicationContext;
+import org.springframework.context.support.ClassPathXmlApplicationContext;
+
+public class FactoryBeanInitializeTest {
+    @Test(expected = Exception.class)
+    public void testInitializationToolFactory() {
+        ApplicationContext context = new ClassPathXmlApplicationContext("classpath:factorybean-init-spring-ctx.xml");
+    }
+
+    @Test(expected = Exception.class)
+    public void testPostConstructToolFactory() {
+        ApplicationContext context = new ClassPathXmlApplicationContext("classpath:factorybean-postconstruct-spring-ctx.xml");
+    }
+}
@@ -0,0 +1,39 @@
+package com.baeldung.factorybean;
+
+import static org.hamcrest.core.IsEqual.equalTo;
+import static org.junit.Assert.assertThat;
+
+import org.junit.Test;
+import org.springframework.context.ApplicationContext;
+import org.springframework.context.annotation.AnnotationConfigApplicationContext;
+import org.springframework.context.support.ClassPathXmlApplicationContext;
+
+public class FactoryBeanTest {
+    @Test
+    public void testConstructWorkerByXml() {
+        ApplicationContext context = new ClassPathXmlApplicationContext("classpath:factorybean-spring-ctx.xml");
+
+        Worker worker = (Worker) context.getBean("worker");
+        assertThat(worker.getNumber(), equalTo("1001"));
+        assertThat(worker.getTool().getId(), equalTo(1));
+        assertThat(worker.getTool().getName(), equalTo("screwdriver"));
+        assertThat(worker.getTool().getPrice(), equalTo(1.5));
+
+        ToolFactory toolFactory = (ToolFactory) context.getBean("&tool");
+        assertThat(toolFactory.getFactoryId(), equalTo(9090));
+    }
+
+    @Test
+    public void testConstructWorkerByJava() {
+        ApplicationContext context = new AnnotationConfigApplicationContext(FactoryBeanAppConfig.class);
+
+        Worker worker = (Worker) context.getBean("worker");
+        assertThat(worker.getNumber(), equalTo("1002"));
+        assertThat(worker.getTool().getId(), equalTo(2));
+        assertThat(worker.getTool().getName(), equalTo("wrench"));
+        assertThat(worker.getTool().getPrice(), equalTo(3.7));
+
+        ToolFactory toolFactory = (ToolFactory) context.getBean("&tool");
+        assertThat(toolFactory.getFactoryId(), equalTo(7070));
+    }
+}