| // Copyright 2006, 2007, 2008, 2009, 2010 The Apache Software Foundation |
| // |
| // 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.apache.tapestry5.ioc.internal; |
| |
| import java.lang.reflect.Constructor; |
| import java.util.Collection; |
| import java.util.List; |
| import java.util.Map; |
| |
| import org.apache.tapestry5.ioc.Invokable; |
| import org.apache.tapestry5.ioc.ObjectCreator; |
| import org.apache.tapestry5.ioc.OperationTracker; |
| import org.apache.tapestry5.ioc.ServiceBuilderResources; |
| import org.apache.tapestry5.ioc.def.ServiceDef; |
| import org.apache.tapestry5.ioc.internal.util.InternalUtils; |
| import org.apache.tapestry5.ioc.services.ClassFactory; |
| import org.slf4j.Logger; |
| |
| /** |
| * Implementation of {@link org.apache.tapestry5.ioc.ServiceBuilderResources}. We just have one |
| * implementation that |
| * fills the purposes of methods that need a {@link org.apache.tapestry5.ioc.ServiceResources} (which includes service |
| * decorator methods) as well as methods that need a {@link org.apache.tapestry5.ioc.ServiceBuilderResources} (which is |
| * just service builder methods). Since it is most commonly used for the former, we'll just leave |
| * the name as |
| * ServiceResourcesImpl. |
| */ |
| @SuppressWarnings("all") |
| public class ServiceResourcesImpl extends ObjectLocatorImpl implements ServiceBuilderResources |
| { |
| private final InternalRegistry registry; |
| |
| private final Module module; |
| |
| private final InternalServiceDef serviceDef; |
| |
| private final Logger logger; |
| |
| private final ClassFactory classFactory; |
| |
| public ServiceResourcesImpl(InternalRegistry registry, Module module, ServiceDef serviceDef, |
| ClassFactory classFactory, Logger logger) |
| { |
| super(registry, module); |
| |
| this.registry = registry; |
| this.module = module; |
| this.serviceDef = InternalUtils.toInternalServiceDef(serviceDef); |
| this.classFactory = classFactory; |
| this.logger = logger; |
| } |
| |
| public String getServiceId() |
| { |
| return serviceDef.getServiceId(); |
| } |
| |
| public Class getServiceInterface() |
| { |
| return serviceDef.getServiceInterface(); |
| } |
| |
| public Logger getLogger() |
| { |
| return logger; |
| } |
| |
| public <T> Collection<T> getUnorderedConfiguration(final Class<T> valueType) |
| { |
| Collection<T> result = registry.invoke( |
| "Collecting unordered configuration for service " + serviceDef.getServiceId(), |
| new Invokable<Collection<T>>() |
| { |
| public Collection<T> invoke() |
| { |
| return registry.getUnorderedConfiguration(serviceDef, valueType); |
| } |
| }); |
| |
| logConfiguration(result); |
| |
| return result; |
| } |
| |
| private void logConfiguration(Collection configuration) |
| { |
| if (logger.isDebugEnabled()) |
| logger.debug(IOCMessages.constructedConfiguration(configuration)); |
| } |
| |
| public <T> List<T> getOrderedConfiguration(final Class<T> valueType) |
| { |
| List<T> result = registry.invoke("Collecting ordered configuration for service " + serviceDef.getServiceId(), |
| new Invokable<List<T>>() |
| { |
| public List<T> invoke() |
| { |
| return registry.getOrderedConfiguration(serviceDef, valueType); |
| } |
| }); |
| |
| logConfiguration(result); |
| |
| return result; |
| } |
| |
| public <K, V> Map<K, V> getMappedConfiguration(final Class<K> keyType, final Class<V> valueType) |
| { |
| Map<K, V> result = registry.invoke("Collecting mapped configuration for service " + serviceDef.getServiceId(), |
| new Invokable<Map<K, V>>() |
| { |
| public Map<K, V> invoke() |
| { |
| return registry.getMappedConfiguration(serviceDef, keyType, valueType); |
| } |
| }); |
| |
| if (logger.isDebugEnabled()) |
| logger.debug(IOCMessages.constructedConfiguration(result)); |
| |
| return result; |
| } |
| |
| public Object getModuleBuilder() |
| { |
| return module.getModuleBuilder(); |
| } |
| |
| @Override |
| public <T> T autobuild(String description, final Class<T> clazz) |
| { |
| assert clazz != null; |
| |
| return registry.invoke(description, new Invokable<T>() |
| { |
| public T invoke() |
| { |
| Constructor constructor = InternalUtils.findAutobuildConstructor(clazz); |
| |
| if (constructor == null) |
| throw new RuntimeException(IOCMessages.noAutobuildConstructor(clazz)); |
| |
| String description = classFactory.getConstructorLocation(constructor).toString(); |
| |
| ObjectCreator creator = new ConstructorServiceCreator(ServiceResourcesImpl.this, description, |
| constructor); |
| |
| return clazz.cast(creator.createObject()); |
| } |
| }); |
| } |
| |
| @Override |
| public <T> T autobuild(final Class<T> clazz) |
| { |
| assert clazz != null; |
| |
| return autobuild("Autobuilding instance of class " + clazz.getName(), clazz); |
| } |
| |
| public OperationTracker getTracker() |
| { |
| return registry; |
| } |
| |
| public Class getImplementationClass() |
| { |
| return serviceDef.getImplementationClass(); |
| } |
| } |