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* Licensed to the Apache Software Foundation (ASF) under one
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* 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
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*
*******************************************************************************/
package org.apache.wink.common.internal.lifecycle;
import org.apache.wink.common.annotations.Scope;
import org.apache.wink.common.annotations.Scope.ScopeType;
/**
* Implements a LifecycleManager that creates objects based on the Scope
* annotation.
*
* @param <T>
* @see Scope
*/
public class ScopeLifecycleManager<T> implements LifecycleManager<T> {
public ObjectFactory<T> createObjectFactory(T object) {
if (object == null) {
return null;
}
@SuppressWarnings("unchecked")
final Class<T> cls = (Class<T>)object.getClass();
Scope scope = cls.getAnnotation(Scope.class);
if (scope != null) {
if (scope.value() == ScopeType.SINGLETON) {
return LifecycleManagerUtils.createSingletonObjectFactory(object);
} else if (scope.value() == ScopeType.PROTOTYPE) {
// It's a prototype
return LifecycleManagerUtils.createPrototypeObjectFactory(cls);
}
}
// has no Scope annotation, do nothing
return null;
}
public ObjectFactory<T> createObjectFactory(Class<T> cls) {
if (cls == null) {
return null;
}
Scope scope = cls.getAnnotation(Scope.class);
if (scope != null) {
if (scope.value() == ScopeType.SINGLETON) {
return LifecycleManagerUtils.createSingletonObjectFactory(cls);
} else if (scope.value() == ScopeType.PROTOTYPE) {
return LifecycleManagerUtils.createPrototypeObjectFactory(cls);
}
}
// has no Scope annotation, do nothing
return null;
}
}