Coverage Report - org.seasar.cubby.plugins.guice.spi.GuiceContainerProvider
 
Classes in this File Line Coverage Branch Coverage Complexity
GuiceContainerProvider
100%
4/4
N/A
1.75
GuiceContainerProvider$GuiceContainerImpl
66%
4/6
N/A
1.75
 
 1  
 /*
 2  
  * Copyright 2004-2010 the Seasar Foundation and the Others.
 3  
  *
 4  
  * Licensed under the Apache License, Version 2.0 (the "License");
 5  
  * you may not use this file except in compliance with the License.
 6  
  * You may obtain a copy of the License at
 7  
  *
 8  
  *     http://www.apache.org/licenses/LICENSE-2.0
 9  
  *
 10  
  * Unless required by applicable law or agreed to in writing, software
 11  
  * distributed under the License is distributed on an "AS IS" BASIS,
 12  
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
 13  
  * either express or implied. See the License for the specific language
 14  
  * governing permissions and limitations under the License.
 15  
  */
 16  
 
 17  
 package org.seasar.cubby.plugins.guice.spi;
 18  
 
 19  
 import org.seasar.cubby.spi.ContainerProvider;
 20  
 import org.seasar.cubby.spi.container.Container;
 21  
 import org.seasar.cubby.spi.container.LookupException;
 22  
 
 23  
 import com.google.inject.ConfigurationException;
 24  
 import com.google.inject.Inject;
 25  
 import com.google.inject.Injector;
 26  
 
 27  
 /**
 28  
  * Guice の {@link Injector} による {@link Container} の実装を提供します。
 29  
  * 
 30  
  * @author baba
 31  
  */
 32  
 public class GuiceContainerProvider implements ContainerProvider {
 33  
 
 34  
         /** {@link Container} */
 35  
         private final Container container;
 36  
 
 37  
         /**
 38  
          * インスタンス化します。
 39  
          * 
 40  
          * @param injector
 41  
          *            インジェクタ
 42  
          */
 43  
         @Inject
 44  1
         public GuiceContainerProvider(final Injector injector) {
 45  1
                 this.container = new GuiceContainerImpl(injector);
 46  1
         }
 47  
 
 48  
         /**
 49  
          * {@inheritDoc}
 50  
          */
 51  
         public Container getContainer() {
 52  1
                 return container;
 53  
         }
 54  
 
 55  
         /**
 56  
          * {@link Injector} による {@link Container} の実装です。
 57  
          * 
 58  
          * @author baba
 59  
          */
 60  
         private static class GuiceContainerImpl implements Container {
 61  
 
 62  
                 /** インスタンスをルックアップするための {@link Injector} */
 63  
                 private final Injector injector;
 64  
 
 65  
                 /**
 66  
                  * インスタンス化します。
 67  
                  * 
 68  
                  * @param injector
 69  
                  *            インスタンスをルックアップするための {@link Injector}
 70  
                  */
 71  1
                 public GuiceContainerImpl(final Injector injector) {
 72  1
                         this.injector = injector;
 73  1
                 }
 74  
 
 75  
                 /**
 76  
                  * {@inheritDoc}
 77  
                  */
 78  
                 public <T> T lookup(final Class<T> type) throws LookupException {
 79  
                         try {
 80  1
                                 return injector.getInstance(type);
 81  0
                         } catch (final ConfigurationException e) {
 82  0
                                 throw new LookupException(e);
 83  
                         }
 84  
                 }
 85  
 
 86  
         }
 87  
 
 88  
 }