/*
* Copyright 2004-2015 the Seasar Foundation and the Others.
*
* 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.seasar.framework.container.factory.component;
import javax.ejb.Stateful;
import javax.ejb.Stateless;
import org.seasar.framework.container.AutoBindingDef;
import org.seasar.framework.container.ComponentDef;
import org.seasar.framework.container.InstanceDef;
import org.seasar.framework.container.assembler.AutoBindingDefFactory;
import org.seasar.framework.container.deployer.InstanceDefFactory;
import org.seasar.framework.container.factory.AnnotationHandler;
import org.seasar.framework.container.factory.ComponentDefBuilder;
import org.seasar.framework.container.impl.ComponentDefImpl;
import org.seasar.framework.ejb.EJB3Desc;
import org.seasar.framework.ejb.EJB3DescFactory;
import org.seasar.framework.util.StringUtil;
/**
* EJB3の{@link Stateless}、{@link Stateful}アノテーションを読み取り{@link ComponentDef}を作成するコンポーネントの実装クラスです。
*
* @author koichik
*/
public class EJB3ComponentDefBuilder implements ComponentDefBuilder {
/**
* インスタンスを構築します。
*/
public EJB3ComponentDefBuilder() {
}
public ComponentDef createComponentDef(
final AnnotationHandler annotationHandler, Class<?> componentClass,
InstanceDef defaultInstanceDef,
AutoBindingDef defaultAutoBindingDef, boolean defaultExternalBinding) {
final EJB3Desc ejb3Desc = EJB3DescFactory.getEJB3Desc(componentClass);
if (ejb3Desc == null) {
return null;
}
final ComponentDef componentDef = new ComponentDefImpl(componentClass);
if (!StringUtil.isEmpty(ejb3Desc.getName())) {
componentDef.setComponentName(ejb3Desc.getName());
}
componentDef.setInstanceDef(getInstanceDef(defaultInstanceDef));
componentDef
.setAutoBindingDef(getAutoBindingDef(defaultAutoBindingDef));
componentDef.setExternalBinding(defaultExternalBinding);
return componentDef;
}
/**
* {@link InstanceDef インスタンス定義}を返します。
* <p>
* デフォルトのインスタンス定義が<code>null</code>の場合は{@link InstanceDefFactory#PROTOTYPE}を返します。
* </p>
*
* @param defaultInstanceDef
* デフォルトの{@link InstanceDef インスタンス定義}
* @return {@link InstanceDef インスタンス定義}
*/
protected InstanceDef getInstanceDef(final InstanceDef defaultInstanceDef) {
return defaultInstanceDef != null ? defaultInstanceDef
: InstanceDefFactory.PROTOTYPE;
}
/**
* {@link AutoBindingDef 自動バインディング定義}を返します。
* <p>
* デフォルトのバインディング定義が<code>null</code>の場合は{@link AutoBindingDefFactory#SEMIAUTO}を返します。
* </p>
*
* @param defaultAutoBindingDef
* デフォルトの{@link AutoBindingDef 自動バインディング定義}
* @return {@link AutoBindingDef 自動バインディング定義}
*/
protected AutoBindingDef getAutoBindingDef(
final AutoBindingDef defaultAutoBindingDef) {
return defaultAutoBindingDef != null ? defaultAutoBindingDef
: AutoBindingDefFactory.SEMIAUTO;
}
}