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/**
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.apache.camel.guice;

import java.util.List;
import java.util.Set;

import javax.annotation.PostConstruct;
import javax.annotation.PreDestroy;
import javax.naming.Context;
import javax.naming.InitialContext;

import com.google.inject.Binding;
import com.google.inject.Inject;

import org.apache.camel.ErrorHandlerFactory;
import org.apache.camel.RoutesBuilder;
import org.apache.camel.TypeConverter;
import org.apache.camel.guice.impl.GuiceInjector;
import org.apache.camel.guice.inject.Injectors;
import org.apache.camel.impl.DefaultCamelContext;
import org.apache.camel.impl.JndiRegistry;
import org.apache.camel.spi.ComponentResolver;
import org.apache.camel.spi.Injector;
import org.apache.camel.spi.InterceptStrategy;
import org.apache.camel.spi.LanguageResolver;
import org.apache.camel.spi.LifecycleStrategy;
import org.apache.camel.spi.Registry;
import org.apache.camel.util.ObjectHelper;

/**
 * The default CamelContext implementation for working with Guice.
 * 

* It is recommended you use this implementation with the * Guicey JNDI Provider * * @version */ public class GuiceCamelContext extends DefaultCamelContext { private final com.google.inject.Injector injector; @Inject public GuiceCamelContext(com.google.inject.Injector injector) { this.injector = injector; } @PostConstruct @Override public void start() { try { super.start(); } catch (Exception e) { throw ObjectHelper.wrapRuntimeCamelException(e); } } @PreDestroy @Override public void stop() { try { super.stop(); } catch (Exception e) { throw ObjectHelper.wrapRuntimeCamelException(e); } } @Inject public void setRouteBuilders(Set routeBuilders) { for (RoutesBuilder builder : routeBuilders) { try { addRoutes(builder); } catch (Exception e) { throw ObjectHelper.wrapRuntimeCamelException(e); } } } @Override @Inject(optional = true) public void setRegistry(Registry registry) { super.setRegistry(registry); } @Override @Inject(optional = true) public void setJndiContext(Context jndiContext) { super.setJndiContext(jndiContext); } @Override @Inject(optional = true) public void setInjector(Injector injector) { super.setInjector(injector); } @Override @Inject(optional = true) public void setComponentResolver(ComponentResolver componentResolver) { super.setComponentResolver(componentResolver); } @Override @Inject(optional = true) public void setAutoCreateComponents(boolean autoCreateComponents) { super.setAutoCreateComponents(autoCreateComponents); } @Override @Inject(optional = true) public void setErrorHandlerBuilder(ErrorHandlerFactory errorHandlerBuilder) { super.setErrorHandlerBuilder(errorHandlerBuilder); } @Override @Inject(optional = true) public void setInterceptStrategies(List interceptStrategies) { super.setInterceptStrategies(interceptStrategies); } @Override @Inject(optional = true) public void setLanguageResolver(LanguageResolver languageResolver) { super.setLanguageResolver(languageResolver); } @Override @Inject(optional = true) public void setLifecycleStrategies(List lifecycleStrategies) { super.setLifecycleStrategies(lifecycleStrategies); } @Override @Inject(optional = true) public void setTypeConverter(TypeConverter typeConverter) { super.setTypeConverter(typeConverter); } @Override protected Injector createInjector() { return new GuiceInjector(injector); } @Override protected Registry createRegistry() { Context context = createContext(); return new JndiRegistry(context); } protected Context createContext() { Set> bindings = Injectors.getBindingsOf(injector, Context.class); try { if (bindings.isEmpty()) { return new InitialContext(); } else { return injector.getInstance(Context.class); } } catch (Exception e) { throw ObjectHelper.wrapRuntimeCamelException(e); } } }





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