| /** |
| * Copyright (C) 2006 Google Inc. |
| * |
| * 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 com.google.inject; |
| |
| import com.google.inject.name.Named; |
| import com.google.inject.name.Names; |
| import java.lang.annotation.ElementType; |
| import java.lang.annotation.Retention; |
| import static java.lang.annotation.RetentionPolicy.RUNTIME; |
| import java.lang.annotation.Target; |
| import java.util.List; |
| |
| /** |
| * @author crazybob@google.com (Bob Lee) |
| */ |
| public class ErrorHandlingTest { |
| |
| public static void main(String[] args) throws CreationException { |
| try { |
| Guice.createInjector(new MyModule()); |
| } |
| catch (CreationException e) { |
| e.printStackTrace(); |
| System.err.println("--"); |
| } |
| |
| Injector bad = Guice.createInjector(new AbstractModule() { |
| protected void configure() { |
| bind(String.class).toProvider(new Provider<String>() { |
| public String get() { |
| return null; |
| } |
| }); |
| } |
| }); |
| try { |
| bad.getInstance(String.class); |
| } |
| catch (Exception e) { |
| e.printStackTrace(); |
| System.err.println("--"); |
| } |
| try { |
| bad.getInstance(NeedsString.class); |
| } |
| catch (Exception e) { |
| e.printStackTrace(); |
| System.err.println("--"); |
| } |
| } |
| |
| static class NeedsString { |
| @Inject String mofo; |
| } |
| |
| @Inject @Named("missing") |
| static List<String> missing = null; |
| |
| static class Foo { |
| @Inject |
| public Foo(Runnable r) {} |
| |
| @Inject void setNames(List<String> names) {} |
| } |
| |
| static class Bar { |
| // Invalid constructor. |
| Bar(String s) {} |
| |
| @Inject void setNumbers(@Named("numbers") List<Integer> numbers) {} |
| |
| @Inject void bar(@Named("foo") String s) {} |
| } |
| |
| static class Tee { |
| @Inject String s; |
| |
| @Inject void tee(String s, int i) {} |
| |
| @Inject Invalid invalid; |
| } |
| |
| static class Invalid { |
| Invalid(String s) {} |
| } |
| |
| @Singleton @GoodScope |
| static class TooManyScopes { |
| } |
| |
| @Target(ElementType.TYPE) |
| @Retention(RUNTIME) |
| @ScopeAnnotation |
| @interface GoodScope {} |
| |
| @interface BadScope {} |
| |
| @ImplementedBy(String.class) |
| interface I {} |
| |
| static class MyModule extends AbstractModule { |
| protected void configure() { |
| bind(Runnable.class); |
| bind(Foo.class); |
| bind(Bar.class); |
| bind(Tee.class); |
| bind(new TypeLiteral<List<String>>() {}); |
| bind(String.class).annotatedWith(Names.named("foo")).in(Named.class); |
| bind(Key.get(Runnable.class)).to(Key.get(Runnable.class)); |
| bind(TooManyScopes.class); |
| bindScope(BadScope.class, Scopes.SINGLETON); |
| bind(Object.class).toInstance(new Object() { |
| @Inject void foo() { |
| throw new RuntimeException(); |
| } |
| }); |
| requestStaticInjection(ErrorHandlingTest.class); |
| |
| addError("I don't like %s", "you"); |
| |
| Object o = "2"; |
| try { |
| Integer i = (Integer) o; |
| } catch (Exception e) { |
| addError(e); |
| } |
| |
| bind(Module.class).toInstance(this); |
| bind(I.class); |
| } |
| } |
| } |