org.apache.cxf.jaxrs.lifecycle.SingletonResourceProvider Maven / Gradle / Ivy
/**
* 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.cxf.jaxrs.lifecycle;
import org.apache.cxf.common.util.ClassHelper;
import org.apache.cxf.jaxrs.utils.InjectionUtils;
import org.apache.cxf.jaxrs.utils.ResourceUtils;
import org.apache.cxf.message.Message;
/**
* The default singleton resource provider which returns
* the same resource instance per every request
*/
public class SingletonResourceProvider implements ResourceProvider {
private Object resourceInstance;
public SingletonResourceProvider(Object o, boolean callPostConstruct) {
resourceInstance = o;
if (callPostConstruct) {
InjectionUtils.invokeLifeCycleMethod(o,
ResourceUtils.findPostConstructMethod(ClassHelper.getRealClass(o)));
}
}
public SingletonResourceProvider(Object o) {
this(o, false);
}
/**
* {@inheritDoc}
*/
public boolean isSingleton() {
return true;
}
/**
* {@inheritDoc}
*/
public Object getInstance(Message m) {
return resourceInstance;
}
/**
* {@inheritDoc}
*/
public void releaseInstance(Message m, Object o) {
// complete
}
/**
* {@inheritDoc}
*/
public Class getResourceClass() {
return ClassHelper.getRealClass(resourceInstance);
}
}