/* | |
* 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.uima.util.impl; | |
import java.lang.ref.WeakReference; | |
import org.apache.uima.util.CasPool; | |
import org.apache.uima.util.CasPoolManagement; | |
/** | |
* Implements Monitoring/Management interface to a CasPool. | |
*/ | |
public class CasPoolManagementImpl implements CasPoolManagement, CasPoolManagementImplMBean { | |
private WeakReference<CasPool> mCasPoolRef; | |
private String mUniqueMBeanName; | |
public CasPoolManagementImpl(CasPool aCasPool, String aUniqueMBeanName) { | |
mCasPoolRef = new WeakReference<CasPool>(aCasPool); | |
mUniqueMBeanName = aUniqueMBeanName; | |
} | |
/* (non-Javadoc) | |
* @see org.apache.uima.util.CasPoolManagement#getAvailableInstances() | |
*/ | |
public int getAvailableInstances() { | |
CasPool casPool = mCasPoolRef.get(); | |
if (casPool != null) { | |
return casPool.getNumAvailable(); | |
} else { | |
return -1; | |
} | |
} | |
// /* (non-Javadoc) | |
// * @see org.apache.uima.util.CasPoolManagement#getAverageWaitTime() | |
// */ | |
// public int getAverageWaitTime() { | |
// // TODO Auto-generated method stub | |
// return 0; | |
// } | |
/* (non-Javadoc) | |
* @see org.apache.uima.util.CasPoolManagement#getPoolSize() | |
*/ | |
public int getPoolSize() { | |
CasPool casPool = mCasPoolRef.get(); | |
if (casPool != null) { | |
return casPool.getSize(); | |
} else { | |
return -1; | |
} | |
} | |
/* (non-Javadoc) | |
* @see org.apache.uima.resource.impl.ManagementObject_ImplBase#getUniqueMBeanName() | |
*/ | |
public String getUniqueMBeanName() { | |
return mUniqueMBeanName; | |
} | |
} |