Support generic interfaces
This commit is contained in:
Kevin Wang
committed by
Taylor Wicksell
Taylor Wicksell
parent
4308f7498b
commit
1e7cbb0e31
@@ -2,29 +2,154 @@ package org.springframework.guice;
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import com.google.inject.AbstractModule;
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import com.google.inject.Injector;
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import com.google.inject.Key;
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import com.google.inject.TypeLiteral;
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import org.junit.Test;
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import org.springframework.context.annotation.AnnotationConfigApplicationContext;
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import org.springframework.context.annotation.Bean;
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import org.springframework.context.annotation.ComponentScan;
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import org.springframework.context.annotation.Configuration;
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import org.springframework.context.annotation.Import;
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import org.springframework.core.ResolvableType;
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import org.springframework.guice.annotation.EnableGuiceModules;
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import org.springframework.stereotype.Component;
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import static org.junit.Assert.assertEquals;
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import static org.junit.Assert.assertTrue;
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public class SuperClassTests {
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@Test
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public void testSpringInterface() {
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AnnotationConfigApplicationContext context = new AnnotationConfigApplicationContext(ModulesConfig.class);
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IParent iParent = context.getBean(IParent.class);
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assertTrue(iParent instanceof IChildImpl);
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baseTestSpringInterface(ModulesConfig.class);
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}
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@Test
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public void testImportSpringInterface() {
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baseTestSpringInterface(ImportConfig.class);
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}
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@Test
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public void testComponentScanSpringInterface() {
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baseTestSpringInterface(ComponentScanConfig.class);
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}
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private void baseTestSpringInterface(Class configClass) {
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AnnotationConfigApplicationContext context = new AnnotationConfigApplicationContext(configClass);
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assertTrue(context.getBean(IParent.class) instanceof IGrandChildImpl);
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assertTrue(context.getBean(IChild.class) instanceof IGrandChildImpl);
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assertTrue(context.getBean(IGrandChild.class) instanceof IGrandChildImpl);
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}
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@Test
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public void testGuiceInterface() {
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AnnotationConfigApplicationContext context = new AnnotationConfigApplicationContext(ModulesConfig.class);
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baseTestGuiceInterface(ModulesConfig.class);
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}
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@Test
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public void testImportGuiceInterface() {
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baseTestGuiceInterface(ImportConfig.class);
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}
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@Test
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public void testComponentScanGuiceInterface() {
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baseTestGuiceInterface(ComponentScanConfig.class);
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}
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private void baseTestGuiceInterface(Class configClass) {
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AnnotationConfigApplicationContext context = new AnnotationConfigApplicationContext(configClass);
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Injector injector = context.getBean(Injector.class);
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IParent iParent = injector.getInstance(IParent.class);
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assertTrue(iParent instanceof IChildImpl);
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assertTrue(injector.getInstance(IParent.class) instanceof IGrandChildImpl);
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assertTrue(injector.getInstance(IChild.class) instanceof IGrandChildImpl);
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assertTrue(injector.getInstance(IGrandChild.class) instanceof IGrandChildImpl);
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}
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@Test
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public void testSpringInterfaceWithType() {
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baseTestSpringInterfaceWithType(ModulesConfig.class);
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}
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@Test
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public void testImportSpringInterfaceWithType() {
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baseTestSpringInterfaceWithType(ImportConfig.class);
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}
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@Test
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public void testComponentScanSpringInterfaceWithType() {
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baseTestSpringInterfaceWithType(ComponentScanConfig.class);
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}
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private void baseTestSpringInterfaceWithType(Class configClass) {
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AnnotationConfigApplicationContext context = new AnnotationConfigApplicationContext(configClass);
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String[] allParentBeanNames = context.getBeanNamesForType(IParentWithType.class);
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assertEquals(2, allParentBeanNames.length);
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String[] stringParentBeanNames = context.getBeanNamesForType(ResolvableType.forClassWithGenerics(IParentWithType.class, String.class));
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assertEquals(1, stringParentBeanNames.length);
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assertTrue(new TypeLiteral<IGrandChildWithType<String>>() {}.getRawType().isInstance(context.getBean(stringParentBeanNames[0])));
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String[] integerParentBeanNames = context.getBeanNamesForType(ResolvableType.forClassWithGenerics(IParentWithType.class, Integer.class));
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assertEquals(1, integerParentBeanNames.length);
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assertTrue(new TypeLiteral<IGrandChildWithType<Integer>>() {}.getRawType().isInstance(context.getBean(integerParentBeanNames[0])));
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String[] allChildBeanNames = context.getBeanNamesForType(IChildWithType.class);
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assertEquals(2, allChildBeanNames.length);
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String[] stringChildBeanNames = context.getBeanNamesForType(ResolvableType.forClassWithGenerics(IChildWithType.class, String.class));
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assertEquals(1, stringChildBeanNames.length);
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assertTrue(new TypeLiteral<IChildWithType<String>>() {}.getRawType().isInstance(context.getBean(stringChildBeanNames[0])));
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String[] integerChildBeanNames = context.getBeanNamesForType(ResolvableType.forClassWithGenerics(IChildWithType.class, Integer.class));
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assertEquals(1, integerChildBeanNames.length);
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assertTrue(new TypeLiteral<IChildWithType<Integer>>() {}.getRawType().isInstance(context.getBean(integerChildBeanNames[0])));
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String[] allGrandChildBeanNames = context.getBeanNamesForType(IGrandChildWithType.class);
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assertEquals(2, allGrandChildBeanNames.length);
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String[] stringGrandChildBeanNames = context.getBeanNamesForType(ResolvableType.forClassWithGenerics(IGrandChildWithType.class, String.class));
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assertEquals(1, stringGrandChildBeanNames.length);
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assertTrue(new TypeLiteral<IGrandChildWithType<String>>() {}.getRawType().isInstance(context.getBean(stringGrandChildBeanNames[0])));
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String[] integerGrandChildBeanNames = context.getBeanNamesForType(ResolvableType.forClassWithGenerics(IGrandChildWithType.class, Integer.class));
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assertEquals(1, integerGrandChildBeanNames.length);
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assertTrue(new TypeLiteral<IGrandChildWithType<Integer>>() {}.getRawType().isInstance(context.getBean(integerGrandChildBeanNames[0])));
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}
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@Test
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public void testGuiceInterfaceWithType() {
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baseTestGuiceInterfaceWithType(ModulesConfig.class);
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}
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@Test
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public void testImportGuiceInterfaceWithType() {
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baseTestGuiceInterfaceWithType(ImportConfig.class);
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}
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@Test
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public void testComponentScanGuiceInterfaceWithType() {
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baseTestGuiceInterfaceWithType(ComponentScanConfig.class);
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}
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private void baseTestGuiceInterfaceWithType(Class configClass) {
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AnnotationConfigApplicationContext context = new AnnotationConfigApplicationContext(configClass);
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Injector injector = context.getBean(Injector.class);
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IParentWithType<String> iParentString = injector.getInstance(Key.get(new TypeLiteral<IParentWithType<String>>(){}));
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assertTrue(iParentString instanceof IGrandChildString);
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IParentWithType<Integer> iParentInteger = injector.getInstance(Key.get(new TypeLiteral<IParentWithType<Integer>>(){}));
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assertTrue(iParentInteger instanceof IGrandChildInteger);
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IChildWithType<String> iChildString = injector.getInstance(Key.get(new TypeLiteral<IChildWithType<String>>(){}));
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assertTrue(iChildString instanceof IGrandChildString);
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IChildWithType<Integer> iChildInteger = injector.getInstance(Key.get(new TypeLiteral<IChildWithType<Integer>>(){}));
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assertTrue(iChildInteger instanceof IGrandChildInteger);
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IGrandChildWithType<String> iGrandChildString = injector.getInstance(Key.get(new TypeLiteral<IGrandChildWithType<String>>(){}));
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assertTrue(iGrandChildString instanceof IGrandChildString);
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IGrandChildWithType<Integer> iGrandChildInteger = injector.getInstance(Key.get(new TypeLiteral<IGrandChildWithType<Integer>>(){}));
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assertTrue(iGrandChildInteger instanceof IGrandChildInteger);
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}
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@Test
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@@ -42,20 +167,29 @@ public class SuperClassTests {
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assertTrue(iFoo instanceof Foo);
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}
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@Configuration
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@EnableGuiceModules
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static class ModulesConfig {
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@Test
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public void testSpringClassWithType() {
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AnnotationConfigApplicationContext context = new AnnotationConfigApplicationContext(ModulesConfig.class);
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String[] stringBeanNames = context.getBeanNamesForType(ResolvableType.forClassWithGenerics(IFooWithType.class, String.class));
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assertEquals(1, stringBeanNames.length);
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assertTrue(context.getBean(stringBeanNames[0]) instanceof StringFoo);
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@Bean
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public IChild iChild() {
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return new IChildImpl();
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}
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String[] integerBeanNames = context.getBeanNamesForType(ResolvableType.forClassWithGenerics(IFooWithType.class, Integer.class));
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assertEquals(1, integerBeanNames.length);
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assertTrue(context.getBean(integerBeanNames[0]) instanceof IntegerFoo);
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}
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@Bean
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public Foo iFoo() {
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return new Foo();
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}
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@Test
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public void testGuiceClassWithType() {
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AnnotationConfigApplicationContext context = new AnnotationConfigApplicationContext(ModulesConfig.class);
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Injector injector = context.getBean(Injector.class);
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IFooWithType<String> stringFoo = injector.getInstance(Key.get(new TypeLiteral<IFooWithType<String>>(){}));
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assertTrue(stringFoo instanceof StringFoo);
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IFooWithType<Integer> integerFoo = injector.getInstance(Key.get(new TypeLiteral<IFooWithType<Integer>>(){}));
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assertTrue(integerFoo instanceof IntegerFoo);
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}
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static class DisableJITConfig {
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@Bean
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public AbstractModule disableJITModule() {
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return new AbstractModule() {
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@@ -67,6 +201,55 @@ public class SuperClassTests {
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}
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}
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@Configuration
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@EnableGuiceModules
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static class ModulesConfig extends DisableJITConfig {
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@Bean
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public IGrandChild iGrandChild() {
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return new IGrandChildImpl();
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}
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@Bean
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public IGrandChildWithType<String> iChildString() {
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return new IGrandChildString();
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}
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@Bean
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public IGrandChildWithType<Integer> iChildInteger() {
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return new IGrandChildInteger();
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}
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@Bean
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public Foo iFoo() {
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return new Foo();
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}
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@Bean
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public StringFoo stringFoo() {
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return new StringFoo();
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}
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@Bean IntegerFoo integerFoo() {
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return new IntegerFoo();
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}
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}
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@Configuration
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@EnableGuiceModules
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@Import({IGrandChildImpl.class, IGrandChildString.class, IGrandChildInteger.class})
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static class ImportConfig extends DisableJITConfig {
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}
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@Configuration
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@EnableGuiceModules
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@ComponentScan(basePackageClasses = ComponentScanConfig.class, resourcePattern = "**/SuperClassTests**.class",
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excludeFilters = {@ComponentScan.Filter(Configuration.class)})
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static class ComponentScanConfig extends DisableJITConfig {
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}
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public interface IParent {
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}
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@@ -75,10 +258,39 @@ public class SuperClassTests {
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}
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public static class IChildImpl implements IChild {
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public interface IGrandChild extends IChild {
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}
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@Component
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public static class IGrandChildImpl implements IGrandChild {
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}
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public interface IParentWithType<T> {
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}
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public interface IChildWithType<T> extends IParentWithType<T> {
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}
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public interface IGrandChildWithType<T> extends IChildWithType<T> {
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}
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@Component
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public static class IGrandChildString implements IGrandChildWithType<String> {
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}
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@Component
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public static class IGrandChildInteger implements IGrandChildWithType<Integer> {
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}
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public interface IFoo {
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}
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@@ -86,4 +298,17 @@ public class SuperClassTests {
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public static class Foo implements IFoo {
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}
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public interface IFooWithType<T> {
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}
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public static class StringFoo implements IFooWithType<String> {
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}
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public static class IntegerFoo implements IFooWithType<Integer> {
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}
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}
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