/*
* Copyright 2002-2016 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.beans.factory.support;
import java.lang.reflect.InvocationHandler;
import java.lang.reflect.Method;
import java.lang.reflect.Proxy;
import java.net.MalformedURLException;
import java.net.URI;
import java.net.URL;
import java.util.AbstractCollection;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import java.util.Set;
import org.junit.Test;
import org.mockito.Mockito;
import org.springframework.beans.PropertyEditorRegistrar;
import org.springframework.beans.PropertyEditorRegistry;
import org.springframework.beans.factory.BeanCreationException;
import org.springframework.beans.factory.config.TypedStringValue;
import org.springframework.beans.factory.xml.XmlBeanDefinitionReader;
import org.springframework.beans.propertyeditors.CustomNumberEditor;
import org.springframework.core.ResolvableType;
import org.springframework.core.io.ClassPathResource;
import org.springframework.core.io.UrlResource;
import org.springframework.tests.Assume;
import org.springframework.tests.TestGroup;
import org.springframework.tests.sample.beans.GenericBean;
import org.springframework.tests.sample.beans.GenericIntegerBean;
import org.springframework.tests.sample.beans.GenericSetOfIntegerBean;
import org.springframework.tests.sample.beans.TestBean;
import static org.junit.Assert.*;
/**
* @author Juergen Hoeller
* @author Chris Beams
* @author Sam Brannen
* @since 20.01.2006
*/
public class BeanFactoryGenericsTests {
@Test
public void testGenericSetProperty() {
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
RootBeanDefinition rbd = new RootBeanDefinition(GenericBean.class);
Set<String> input = new HashSet<>();
input.add("4");
input.add("5");
rbd.getPropertyValues().add("integerSet", input);
bf.registerBeanDefinition("genericBean", rbd);
GenericBean<?> gb = (GenericBean<?>) bf.getBean("genericBean");
assertTrue(gb.getIntegerSet().contains(new Integer(4)));
assertTrue(gb.getIntegerSet().contains(new Integer(5)));
}
@Test
public void testGenericListProperty() throws MalformedURLException {
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
RootBeanDefinition rbd = new RootBeanDefinition(GenericBean.class);
List<String> input = new ArrayList<>();
input.add("http://localhost:8080");
input.add("http://localhost:9090");
rbd.getPropertyValues().add("resourceList", input);
bf.registerBeanDefinition("genericBean", rbd);
GenericBean<?> gb = (GenericBean<?>) bf.getBean("genericBean");
assertEquals(new UrlResource("http://localhost:8080"), gb.getResourceList().get(0));
assertEquals(new UrlResource("http://localhost:9090"), gb.getResourceList().get(1));
}
@Test
public void testGenericListPropertyWithAutowiring() throws MalformedURLException {
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
bf.registerSingleton("resource1", new UrlResource("http://localhost:8080"));
bf.registerSingleton("resource2", new UrlResource("http://localhost:9090"));
RootBeanDefinition rbd = new RootBeanDefinition(GenericIntegerBean.class);
rbd.setAutowireMode(RootBeanDefinition.AUTOWIRE_BY_TYPE);
bf.registerBeanDefinition("genericBean", rbd);
GenericIntegerBean gb = (GenericIntegerBean) bf.getBean("genericBean");
assertEquals(new UrlResource("http://localhost:8080"), gb.getResourceList().get(0));
assertEquals(new UrlResource("http://localhost:9090"), gb.getResourceList().get(1));
}
@Test
public void testGenericListPropertyWithInvalidElementType() {
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
RootBeanDefinition rbd = new RootBeanDefinition(GenericIntegerBean.class);
List<Integer> input = new ArrayList<>();
input.add(1);
rbd.getPropertyValues().add("testBeanList", input);
bf.registerBeanDefinition("genericBean", rbd);
try {
bf.getBean("genericBean");
fail("Should have thrown BeanCreationException");
}
catch (BeanCreationException ex) {
assertTrue(ex.getMessage().contains("genericBean") && ex.getMessage().contains("testBeanList[0]"));
assertTrue(ex.getMessage().contains(TestBean.class.getName()) && ex.getMessage().contains("Integer"));
}
}
@Test
public void testGenericListPropertyWithOptionalAutowiring() throws MalformedURLException {
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
RootBeanDefinition rbd = new RootBeanDefinition(GenericBean.class);
rbd.setAutowireMode(RootBeanDefinition.AUTOWIRE_BY_TYPE);
bf.registerBeanDefinition("genericBean", rbd);
GenericBean<?> gb = (GenericBean<?>) bf.getBean("genericBean");
assertNull(gb.getResourceList());
}
@Test
public void testGenericMapProperty() {
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
RootBeanDefinition rbd = new RootBeanDefinition(GenericBean.class);
Map<String, String> input = new HashMap<>();
input.put("4", "5");
input.put("6", "7");
rbd.getPropertyValues().add("shortMap", input);
bf.registerBeanDefinition("genericBean", rbd);
GenericBean<?> gb = (GenericBean<?>) bf.getBean("genericBean");
assertEquals(new Integer(5), gb.getShortMap().get(new Short("4")));
assertEquals(new Integer(7), gb.getShortMap().get(new Short("6")));
}
@Test
public void testGenericListOfArraysProperty() throws MalformedURLException {
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
new XmlBeanDefinitionReader(bf).loadBeanDefinitions(
new ClassPathResource("genericBeanTests.xml", getClass()));
GenericBean<?> gb = (GenericBean<?>) bf.getBean("listOfArrays");
assertEquals(1, gb.getListOfArrays().size());
String[] array = gb.getListOfArrays().get(0);
assertEquals(2, array.length);
assertEquals("value1", array[0]);
assertEquals("value2", array[1]);
}
@Test
public void testGenericSetConstructor() {
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
RootBeanDefinition rbd = new RootBeanDefinition(GenericBean.class);
Set<String> input = new HashSet<>();
input.add("4");
input.add("5");
rbd.getConstructorArgumentValues().addGenericArgumentValue(input);
bf.registerBeanDefinition("genericBean", rbd);
GenericBean<?> gb = (GenericBean<?>) bf.getBean("genericBean");
assertTrue(gb.getIntegerSet().contains(new Integer(4)));
assertTrue(gb.getIntegerSet().contains(new Integer(5)));
}
@Test
public void testGenericSetConstructorWithAutowiring() {
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
bf.registerSingleton("integer1", new Integer(4));
bf.registerSingleton("integer2", new Integer(5));
RootBeanDefinition rbd = new RootBeanDefinition(GenericBean.class);
rbd.setAutowireMode(RootBeanDefinition.AUTOWIRE_CONSTRUCTOR);
bf.registerBeanDefinition("genericBean", rbd);
GenericBean<?> gb = (GenericBean<?>) bf.getBean("genericBean");
assertTrue(gb.getIntegerSet().contains(new Integer(4)));
assertTrue(gb.getIntegerSet().contains(new Integer(5)));
}
@Test
public void testGenericSetConstructorWithOptionalAutowiring() {
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
RootBeanDefinition rbd = new RootBeanDefinition(GenericBean.class);
rbd.setAutowireMode(RootBeanDefinition.AUTOWIRE_CONSTRUCTOR);
bf.registerBeanDefinition("genericBean", rbd);
GenericBean<?> gb = (GenericBean<?>) bf.getBean("genericBean");
assertNull(gb.getIntegerSet());
}
@Test
public void testGenericSetListConstructor() throws MalformedURLException {
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
RootBeanDefinition rbd = new RootBeanDefinition(GenericBean.class);
Set<String> input = new HashSet<>();
input.add("4");
input.add("5");
List<String> input2 = new ArrayList<>();
input2.add("http://localhost:8080");
input2.add("http://localhost:9090");
rbd.getConstructorArgumentValues().addGenericArgumentValue(input);
rbd.getConstructorArgumentValues().addGenericArgumentValue(input2);
bf.registerBeanDefinition("genericBean", rbd);
GenericBean<?> gb = (GenericBean<?>) bf.getBean("genericBean");
assertTrue(gb.getIntegerSet().contains(new Integer(4)));
assertTrue(gb.getIntegerSet().contains(new Integer(5)));
assertEquals(new UrlResource("http://localhost:8080"), gb.getResourceList().get(0));
assertEquals(new UrlResource("http://localhost:9090"), gb.getResourceList().get(1));
}
@Test
public void testGenericSetListConstructorWithAutowiring() throws MalformedURLException {
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
bf.registerSingleton("integer1", new Integer(4));
bf.registerSingleton("integer2", new Integer(5));
bf.registerSingleton("resource1", new UrlResource("http://localhost:8080"));
bf.registerSingleton("resource2", new UrlResource("http://localhost:9090"));
RootBeanDefinition rbd = new RootBeanDefinition(GenericBean.class);
rbd.setAutowireMode(RootBeanDefinition.AUTOWIRE_CONSTRUCTOR);
bf.registerBeanDefinition("genericBean", rbd);
GenericBean<?> gb = (GenericBean<?>) bf.getBean("genericBean");
assertTrue(gb.getIntegerSet().contains(new Integer(4)));
assertTrue(gb.getIntegerSet().contains(new Integer(5)));
assertEquals(new UrlResource("http://localhost:8080"), gb.getResourceList().get(0));
assertEquals(new UrlResource("http://localhost:9090"), gb.getResourceList().get(1));
}
@Test
public void testGenericSetListConstructorWithOptionalAutowiring() throws MalformedURLException {
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
bf.registerSingleton("resource1", new UrlResource("http://localhost:8080"));
bf.registerSingleton("resource2", new UrlResource("http://localhost:9090"));
RootBeanDefinition rbd = new RootBeanDefinition(GenericBean.class);
rbd.setAutowireMode(RootBeanDefinition.AUTOWIRE_CONSTRUCTOR);
bf.registerBeanDefinition("genericBean", rbd);
GenericBean<?> gb = (GenericBean<?>) bf.getBean("genericBean");
assertNull(gb.getIntegerSet());
assertNull(gb.getResourceList());
}
@Test
public void testGenericSetMapConstructor() throws MalformedURLException {
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
RootBeanDefinition rbd = new RootBeanDefinition(GenericBean.class);
Set<String> input = new HashSet<>();
input.add("4");
input.add("5");
Map<String, String> input2 = new HashMap<>();
input2.put("4", "5");
input2.put("6", "7");
rbd.getConstructorArgumentValues().addGenericArgumentValue(input);
rbd.getConstructorArgumentValues().addGenericArgumentValue(input2);
bf.registerBeanDefinition("genericBean", rbd);
GenericBean<?> gb = (GenericBean<?>) bf.getBean("genericBean");
assertTrue(gb.getIntegerSet().contains(new Integer(4)));
assertTrue(gb.getIntegerSet().contains(new Integer(5)));
assertEquals(new Integer(5), gb.getShortMap().get(new Short("4")));
assertEquals(new Integer(7), gb.getShortMap().get(new Short("6")));
}
@Test
public void testGenericMapResourceConstructor() throws MalformedURLException {
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
RootBeanDefinition rbd = new RootBeanDefinition(GenericBean.class);
Map<String, String> input = new HashMap<>();
input.put("4", "5");
input.put("6", "7");
rbd.getConstructorArgumentValues().addGenericArgumentValue(input);
rbd.getConstructorArgumentValues().addGenericArgumentValue("http://localhost:8080");
bf.registerBeanDefinition("genericBean", rbd);
GenericBean<?> gb = (GenericBean<?>) bf.getBean("genericBean");
assertEquals(new Integer(5), gb.getShortMap().get(new Short("4")));
assertEquals(new Integer(7), gb.getShortMap().get(new Short("6")));
assertEquals(new UrlResource("http://localhost:8080"), gb.getResourceList().get(0));
}
@Test
public void testGenericMapMapConstructor() throws MalformedURLException {
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
RootBeanDefinition rbd = new RootBeanDefinition(GenericBean.class);
Map<String, String> input = new HashMap<>();
input.put("1", "0");
input.put("2", "3");
Map<String, String> input2 = new HashMap<>();
input2.put("4", "5");
input2.put("6", "7");
rbd.getConstructorArgumentValues().addGenericArgumentValue(input);
rbd.getConstructorArgumentValues().addGenericArgumentValue(input2);
bf.registerBeanDefinition("genericBean", rbd);
GenericBean<?> gb = (GenericBean<?>) bf.getBean("genericBean");
assertNotSame(gb.getPlainMap(), gb.getShortMap());
assertEquals(2, gb.getPlainMap().size());
assertEquals("0", gb.getPlainMap().get("1"));
assertEquals("3", gb.getPlainMap().get("2"));
assertEquals(2, gb.getShortMap().size());
assertEquals(new Integer(5), gb.getShortMap().get(new Short("4")));
assertEquals(new Integer(7), gb.getShortMap().get(new Short("6")));
}
@Test
public void testGenericMapMapConstructorWithSameRefAndConversion() throws MalformedURLException {
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
RootBeanDefinition rbd = new RootBeanDefinition(GenericBean.class);
Map<String, String> input = new HashMap<>();
input.put("1", "0");
input.put("2", "3");
rbd.getConstructorArgumentValues().addGenericArgumentValue(input);
rbd.getConstructorArgumentValues().addGenericArgumentValue(input);
bf.registerBeanDefinition("genericBean", rbd);
GenericBean<?> gb = (GenericBean<?>) bf.getBean("genericBean");
assertNotSame(gb.getPlainMap(), gb.getShortMap());
assertEquals(2, gb.getPlainMap().size());
assertEquals("0", gb.getPlainMap().get("1"));
assertEquals("3", gb.getPlainMap().get("2"));
assertEquals(2, gb.getShortMap().size());
assertEquals(new Integer(0), gb.getShortMap().get(new Short("1")));
assertEquals(new Integer(3), gb.getShortMap().get(new Short("2")));
}
@Test
public void testGenericMapMapConstructorWithSameRefAndNoConversion() throws MalformedURLException {
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
RootBeanDefinition rbd = new RootBeanDefinition(GenericBean.class);
Map<Short, Integer> input = new HashMap<>();
input.put(new Short((short) 1), new Integer(0));
input.put(new Short((short) 2), new Integer(3));
rbd.getConstructorArgumentValues().addGenericArgumentValue(input);
rbd.getConstructorArgumentValues().addGenericArgumentValue(input);
bf.registerBeanDefinition("genericBean", rbd);
GenericBean<?> gb = (GenericBean<?>) bf.getBean("genericBean");
assertSame(gb.getPlainMap(), gb.getShortMap());
assertEquals(2, gb.getShortMap().size());
assertEquals(new Integer(0), gb.getShortMap().get(new Short("1")));
assertEquals(new Integer(3), gb.getShortMap().get(new Short("2")));
}
@Test
public void testGenericMapWithKeyTypeConstructor() throws MalformedURLException {
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
RootBeanDefinition rbd = new RootBeanDefinition(GenericBean.class);
Map<String, String> input = new HashMap<>();
input.put("4", "5");
input.put("6", "7");
rbd.getConstructorArgumentValues().addGenericArgumentValue(input);
bf.registerBeanDefinition("genericBean", rbd);
GenericBean<?> gb = (GenericBean<?>) bf.getBean("genericBean");
assertEquals("5", gb.getLongMap().get(new Long("4")));
assertEquals("7", gb.getLongMap().get(new Long("6")));
}
@Test
public void testGenericMapWithCollectionValueConstructor() throws MalformedURLException {
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
bf.addPropertyEditorRegistrar(new PropertyEditorRegistrar() {
@Override
public void registerCustomEditors(PropertyEditorRegistry registry) {
registry.registerCustomEditor(Number.class, new CustomNumberEditor(Integer.class, false));
}
});
RootBeanDefinition rbd = new RootBeanDefinition(GenericBean.class);
Map<String, AbstractCollection<?>> input = new HashMap<>();
HashSet<Integer> value1 = new HashSet<>();
value1.add(new Integer(1));
input.put("1", value1);
ArrayList<Boolean> value2 = new ArrayList<>();
value2.add(Boolean.TRUE);
input.put("2", value2);
rbd.getConstructorArgumentValues().addGenericArgumentValue(Boolean.TRUE);
rbd.getConstructorArgumentValues().addGenericArgumentValue(input);
bf.registerBeanDefinition("genericBean", rbd);
GenericBean<?> gb = (GenericBean<?>) bf.getBean("genericBean");
assertTrue(gb.getCollectionMap().get(new Integer(1)) instanceof HashSet);
assertTrue(gb.getCollectionMap().get(new Integer(2)) instanceof ArrayList);
}
@Test
public void testGenericSetFactoryMethod() {
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
RootBeanDefinition rbd = new RootBeanDefinition(GenericBean.class);
rbd.setFactoryMethodName("createInstance");
Set<String> input = new HashSet<>();
input.add("4");
input.add("5");
rbd.getConstructorArgumentValues().addGenericArgumentValue(input);
bf.registerBeanDefinition("genericBean", rbd);
GenericBean<?> gb = (GenericBean<?>) bf.getBean("genericBean");
assertTrue(gb.getIntegerSet().contains(new Integer(4)));
assertTrue(gb.getIntegerSet().contains(new Integer(5)));
}
@Test
public void testGenericSetListFactoryMethod() throws MalformedURLException {
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
RootBeanDefinition rbd = new RootBeanDefinition(GenericBean.class);
rbd.setFactoryMethodName("createInstance");
Set<String> input = new HashSet<>();
input.add("4");
input.add("5");
List<String> input2 = new ArrayList<>();
input2.add("http://localhost:8080");
input2.add("http://localhost:9090");
rbd.getConstructorArgumentValues().addGenericArgumentValue(input);
rbd.getConstructorArgumentValues().addGenericArgumentValue(input2);
bf.registerBeanDefinition("genericBean", rbd);
GenericBean<?> gb = (GenericBean<?>) bf.getBean("genericBean");
assertTrue(gb.getIntegerSet().contains(new Integer(4)));
assertTrue(gb.getIntegerSet().contains(new Integer(5)));
assertEquals(new UrlResource("http://localhost:8080"), gb.getResourceList().get(0));
assertEquals(new UrlResource("http://localhost:9090"), gb.getResourceList().get(1));
}
@Test
public void testGenericSetMapFactoryMethod() throws MalformedURLException {
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
RootBeanDefinition rbd = new RootBeanDefinition(GenericBean.class);
rbd.setFactoryMethodName("createInstance");
Set<String> input = new HashSet<>();
input.add("4");
input.add("5");
Map<String, String> input2 = new HashMap<>();
input2.put("4", "5");
input2.put("6", "7");
rbd.getConstructorArgumentValues().addGenericArgumentValue(input);
rbd.getConstructorArgumentValues().addGenericArgumentValue(input2);
bf.registerBeanDefinition("genericBean", rbd);
GenericBean<?> gb = (GenericBean<?>) bf.getBean("genericBean");
assertTrue(gb.getIntegerSet().contains(new Integer(4)));
assertTrue(gb.getIntegerSet().contains(new Integer(5)));
assertEquals(new Integer(5), gb.getShortMap().get(new Short("4")));
assertEquals(new Integer(7), gb.getShortMap().get(new Short("6")));
}
@Test
public void testGenericMapResourceFactoryMethod() throws MalformedURLException {
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
RootBeanDefinition rbd = new RootBeanDefinition(GenericBean.class);
rbd.setFactoryMethodName("createInstance");
Map<String, String> input = new HashMap<>();
input.put("4", "5");
input.put("6", "7");
rbd.getConstructorArgumentValues().addGenericArgumentValue(input);
rbd.getConstructorArgumentValues().addGenericArgumentValue("http://localhost:8080");
bf.registerBeanDefinition("genericBean", rbd);
GenericBean<?> gb = (GenericBean<?>) bf.getBean("genericBean");
assertEquals(new Integer(5), gb.getShortMap().get(new Short("4")));
assertEquals(new Integer(7), gb.getShortMap().get(new Short("6")));
assertEquals(new UrlResource("http://localhost:8080"), gb.getResourceList().get(0));
}
@Test
public void testGenericMapMapFactoryMethod() throws MalformedURLException {
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
RootBeanDefinition rbd = new RootBeanDefinition(GenericBean.class);
rbd.setFactoryMethodName("createInstance");
Map<String, String> input = new HashMap<>();
input.put("1", "0");
input.put("2", "3");
Map<String, String> input2 = new HashMap<>();
input2.put("4", "5");
input2.put("6", "7");
rbd.getConstructorArgumentValues().addGenericArgumentValue(input);
rbd.getConstructorArgumentValues().addGenericArgumentValue(input2);
bf.registerBeanDefinition("genericBean", rbd);
GenericBean<?> gb = (GenericBean<?>) bf.getBean("genericBean");
assertEquals("0", gb.getPlainMap().get("1"));
assertEquals("3", gb.getPlainMap().get("2"));
assertEquals(new Integer(5), gb.getShortMap().get(new Short("4")));
assertEquals(new Integer(7), gb.getShortMap().get(new Short("6")));
}
@Test
public void testGenericMapWithKeyTypeFactoryMethod() throws MalformedURLException {
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
RootBeanDefinition rbd = new RootBeanDefinition(GenericBean.class);
rbd.setFactoryMethodName("createInstance");
Map<String, String> input = new HashMap<>();
input.put("4", "5");
input.put("6", "7");
rbd.getConstructorArgumentValues().addGenericArgumentValue(input);
bf.registerBeanDefinition("genericBean", rbd);
GenericBean<?> gb = (GenericBean<?>) bf.getBean("genericBean");
assertEquals("5", gb.getLongMap().get(new Long("4")));
assertEquals("7", gb.getLongMap().get(new Long("6")));
}
@Test
public void testGenericMapWithCollectionValueFactoryMethod() throws MalformedURLException {
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
bf.addPropertyEditorRegistrar(new PropertyEditorRegistrar() {
@Override
public void registerCustomEditors(PropertyEditorRegistry registry) {
registry.registerCustomEditor(Number.class, new CustomNumberEditor(Integer.class, false));
}
});
RootBeanDefinition rbd = new RootBeanDefinition(GenericBean.class);
rbd.setFactoryMethodName("createInstance");
Map<String, AbstractCollection<?>> input = new HashMap<>();
HashSet<Integer> value1 = new HashSet<>();
value1.add(new Integer(1));
input.put("1", value1);
ArrayList<Boolean> value2 = new ArrayList<>();
value2.add(Boolean.TRUE);
input.put("2", value2);
rbd.getConstructorArgumentValues().addGenericArgumentValue(Boolean.TRUE);
rbd.getConstructorArgumentValues().addGenericArgumentValue(input);
bf.registerBeanDefinition("genericBean", rbd);
GenericBean<?> gb = (GenericBean<?>) bf.getBean("genericBean");
assertTrue(gb.getCollectionMap().get(new Integer(1)) instanceof HashSet);
assertTrue(gb.getCollectionMap().get(new Integer(2)) instanceof ArrayList);
}
@Test
public void testGenericListBean() throws Exception {
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
new XmlBeanDefinitionReader(bf).loadBeanDefinitions(
new ClassPathResource("genericBeanTests.xml", getClass()));
List<?> list = (List<?>) bf.getBean("list");
assertEquals(1, list.size());
assertEquals(new URL("http://localhost:8080"), list.get(0));
}
@Test
public void testGenericSetBean() throws Exception {
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
new XmlBeanDefinitionReader(bf).loadBeanDefinitions(
new ClassPathResource("genericBeanTests.xml", getClass()));
Set<?> set = (Set<?>) bf.getBean("set");
assertEquals(1, set.size());
assertEquals(new URL("http://localhost:8080"), set.iterator().next());
}
@Test
public void testGenericMapBean() throws Exception {
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
new XmlBeanDefinitionReader(bf).loadBeanDefinitions(
new ClassPathResource("genericBeanTests.xml", getClass()));
Map<?, ?> map = (Map<?, ?>) bf.getBean("map");
assertEquals(1, map.size());
assertEquals(new Integer(10), map.keySet().iterator().next());
assertEquals(new URL("http://localhost:8080"), map.values().iterator().next());
}
@Test
public void testGenericallyTypedIntegerBean() throws Exception {
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
new XmlBeanDefinitionReader(bf).loadBeanDefinitions(
new ClassPathResource("genericBeanTests.xml", getClass()));
GenericIntegerBean gb = (GenericIntegerBean) bf.getBean("integerBean");
assertEquals(new Integer(10), gb.getGenericProperty());
assertEquals(new Integer(20), gb.getGenericListProperty().get(0));
assertEquals(new Integer(30), gb.getGenericListProperty().get(1));
}
@Test
public void testGenericallyTypedSetOfIntegerBean() throws Exception {
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
new XmlBeanDefinitionReader(bf).loadBeanDefinitions(
new ClassPathResource("genericBeanTests.xml", getClass()));
GenericSetOfIntegerBean gb = (GenericSetOfIntegerBean) bf.getBean("setOfIntegerBean");
assertEquals(new Integer(10), gb.getGenericProperty().iterator().next());
assertEquals(new Integer(20), gb.getGenericListProperty().get(0).iterator().next());
assertEquals(new Integer(30), gb.getGenericListProperty().get(1).iterator().next());
}
@Test
public void testSetBean() throws Exception {
Assume.group(TestGroup.LONG_RUNNING);
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
new XmlBeanDefinitionReader(bf).loadBeanDefinitions(
new ClassPathResource("genericBeanTests.xml", getClass()));
UrlSet us = (UrlSet) bf.getBean("setBean");
assertEquals(1, us.size());
assertEquals(new URL("http://www.springframework.org"), us.iterator().next());
}
/**
* Tests support for parameterized static {@code factory-method} declarations such as
* Mockito's {@code mock()} method which has the following signature.
* <pre>
* {@code
* public static <T> T mock(Class<T> classToMock)
* }
* </pre>
* <p>See SPR-9493
*/
@Test
public void parameterizedStaticFactoryMethod() {
RootBeanDefinition rbd = new RootBeanDefinition(Mockito.class);
rbd.setFactoryMethodName("mock");
rbd.getConstructorArgumentValues().addGenericArgumentValue(Runnable.class);
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
bf.registerBeanDefinition("mock", rbd);
Map<String, Runnable> beans = bf.getBeansOfType(Runnable.class);
assertEquals(1, beans.size());
}
/**
* Tests support for parameterized instance {@code factory-method} declarations such
* as EasyMock's {@code IMocksControl.createMock()} method which has the following
* signature.
* <pre>
* {@code
* public <T> T createMock(Class<T> toMock)
* }
* </pre>
* <p>See SPR-10411
*/
@Test
public void parameterizedInstanceFactoryMethod() {
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
RootBeanDefinition rbd = new RootBeanDefinition(MocksControl.class);
bf.registerBeanDefinition("mocksControl", rbd);
rbd = new RootBeanDefinition();
rbd.setFactoryBeanName("mocksControl");
rbd.setFactoryMethodName("createMock");
rbd.getConstructorArgumentValues().addGenericArgumentValue(Runnable.class);
bf.registerBeanDefinition("mock", rbd);
Map<String, Runnable> beans = bf.getBeansOfType(Runnable.class);
assertEquals(1, beans.size());
}
@Test
public void parameterizedInstanceFactoryMethodWithNonResolvedClassName() {
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
RootBeanDefinition rbd = new RootBeanDefinition(MocksControl.class);
bf.registerBeanDefinition("mocksControl", rbd);
rbd = new RootBeanDefinition();
rbd.setFactoryBeanName("mocksControl");
rbd.setFactoryMethodName("createMock");
rbd.getConstructorArgumentValues().addGenericArgumentValue(Runnable.class.getName());
bf.registerBeanDefinition("mock", rbd);
Map<String, Runnable> beans = bf.getBeansOfType(Runnable.class);
assertEquals(1, beans.size());
}
@Test
public void parameterizedInstanceFactoryMethodWithWrappedClassName() {
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
RootBeanDefinition rbd = new RootBeanDefinition();
rbd.setBeanClassName(Mockito.class.getName());
rbd.setFactoryMethodName("mock");
// TypedStringValue used to be equivalent to an XML-defined argument String
rbd.getConstructorArgumentValues().addGenericArgumentValue(new TypedStringValue(Runnable.class.getName()));
bf.registerBeanDefinition("mock", rbd);
Map<String, Runnable> beans = bf.getBeansOfType(Runnable.class);
assertEquals(1, beans.size());
}
@Test
public void parameterizedInstanceFactoryMethodWithInvalidClassName() {
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
RootBeanDefinition rbd = new RootBeanDefinition(MocksControl.class);
bf.registerBeanDefinition("mocksControl", rbd);
rbd = new RootBeanDefinition();
rbd.setFactoryBeanName("mocksControl");
rbd.setFactoryMethodName("createMock");
rbd.getConstructorArgumentValues().addGenericArgumentValue("x");
bf.registerBeanDefinition("mock", rbd);
Map<String, Runnable> beans = bf.getBeansOfType(Runnable.class);
assertEquals(0, beans.size());
}
@Test
public void parameterizedInstanceFactoryMethodWithIndexedArgument() {
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
RootBeanDefinition rbd = new RootBeanDefinition(MocksControl.class);
bf.registerBeanDefinition("mocksControl", rbd);
rbd = new RootBeanDefinition();
rbd.setFactoryBeanName("mocksControl");
rbd.setFactoryMethodName("createMock");
rbd.getConstructorArgumentValues().addIndexedArgumentValue(0, Runnable.class);
bf.registerBeanDefinition("mock", rbd);
Map<String, Runnable> beans = bf.getBeansOfType(Runnable.class);
assertEquals(1, beans.size());
}
@Test
public void testGenericMatchingWithBeanNameDifferentiation() {
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
bf.setAutowireCandidateResolver(new GenericTypeAwareAutowireCandidateResolver());
bf.registerBeanDefinition("doubleStore", new RootBeanDefinition(NumberStore.class));
bf.registerBeanDefinition("floatStore", new RootBeanDefinition(NumberStore.class));
bf.registerBeanDefinition("numberBean",
new RootBeanDefinition(NumberBean.class, RootBeanDefinition.AUTOWIRE_CONSTRUCTOR, false));
NumberBean nb = bf.getBean(NumberBean.class);
assertSame(bf.getBean("doubleStore"), nb.getDoubleStore());
assertSame(bf.getBean("floatStore"), nb.getFloatStore());
String[] numberStoreNames = bf.getBeanNamesForType(ResolvableType.forClass(NumberStore.class));
String[] doubleStoreNames = bf.getBeanNamesForType(ResolvableType.forClassWithGenerics(NumberStore.class, Double.class));
String[] floatStoreNames = bf.getBeanNamesForType(ResolvableType.forClassWithGenerics(NumberStore.class, Float.class));
assertEquals(2, numberStoreNames.length);
assertEquals("doubleStore", numberStoreNames[0]);
assertEquals("floatStore", numberStoreNames[1]);
assertEquals(0, doubleStoreNames.length);
assertEquals(0, floatStoreNames.length);
}
@Test
public void testGenericMatchingWithFullTypeDifferentiation() {
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
bf.setAutowireCandidateResolver(new GenericTypeAwareAutowireCandidateResolver());
bf.registerBeanDefinition("store1", new RootBeanDefinition(DoubleStore.class));
bf.registerBeanDefinition("store2", new RootBeanDefinition(FloatStore.class));
bf.registerBeanDefinition("numberBean",
new RootBeanDefinition(NumberBean.class, RootBeanDefinition.AUTOWIRE_CONSTRUCTOR, false));
NumberBean nb = bf.getBean(NumberBean.class);
assertSame(bf.getBean("store1"), nb.getDoubleStore());
assertSame(bf.getBean("store2"), nb.getFloatStore());
String[] numberStoreNames = bf.getBeanNamesForType(ResolvableType.forClass(NumberStore.class));
String[] doubleStoreNames = bf.getBeanNamesForType(ResolvableType.forClassWithGenerics(NumberStore.class, Double.class));
String[] floatStoreNames = bf.getBeanNamesForType(ResolvableType.forClassWithGenerics(NumberStore.class, Float.class));
assertEquals(2, numberStoreNames.length);
assertEquals("store1", numberStoreNames[0]);
assertEquals("store2", numberStoreNames[1]);
assertEquals(1, doubleStoreNames.length);
assertEquals("store1", doubleStoreNames[0]);
assertEquals(1, floatStoreNames.length);
assertEquals("store2", floatStoreNames[0]);
}
@SuppressWarnings("serial")
public static class NamedUrlList extends LinkedList<URL> {
}
@SuppressWarnings("serial")
public static class NamedUrlSet extends HashSet<URL> {
}
@SuppressWarnings("serial")
public static class NamedUrlMap extends HashMap<Integer, URL> {
}
public static class CollectionDependentBean {
public CollectionDependentBean(NamedUrlList list, NamedUrlSet set, NamedUrlMap map) {
assertEquals(1, list.size());
assertEquals(1, set.size());
assertEquals(1, map.size());
}
}
@SuppressWarnings("serial")
public static class UrlSet extends HashSet<URL> {
public UrlSet() {
super();
}
public UrlSet(Set<? extends URL> urls) {
super();
}
public void setUrlNames(Set<URI> urlNames) throws MalformedURLException {
for (URI urlName : urlNames) {
add(urlName.toURL());
}
}
}
/**
* Pseudo-implementation of EasyMock's {@code MocksControl} class.
*/
public static class MocksControl {
@SuppressWarnings("unchecked")
public <T> T createMock(Class<T> toMock) {
return (T) Proxy.newProxyInstance(BeanFactoryGenericsTests.class.getClassLoader(), new Class<?>[] {toMock},
new InvocationHandler() {
@Override
public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {
throw new UnsupportedOperationException("mocked!");
}
});
}
}
public static class NumberStore<T extends Number> {
}
public static class DoubleStore extends NumberStore<Double> {
}
public static class FloatStore extends NumberStore<Float> {
}
public static class NumberBean {
private final NumberStore<Double> doubleStore;
private final NumberStore<Float> floatStore;
public NumberBean(NumberStore<Double> doubleStore, NumberStore<Float> floatStore) {
this.doubleStore = doubleStore;
this.floatStore = floatStore;
}
public NumberStore<Double> getDoubleStore() {
return this.doubleStore;
}
public NumberStore<Float> getFloatStore() {
return this.floatStore;
}
}
}