/*
* 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.aae.error.handler;
import java.net.ConnectException;
import java.util.Map;
import org.apache.uima.UIMAFramework;
import org.apache.uima.aae.UIMAEE_Constants;
import org.apache.uima.aae.controller.AggregateAnalysisEngineController;
import org.apache.uima.aae.controller.AnalysisEngineController;
import org.apache.uima.aae.controller.BaseAnalysisEngineController;
import org.apache.uima.aae.controller.Endpoint;
import org.apache.uima.aae.controller.PrimitiveAnalysisEngineController;
import org.apache.uima.aae.error.ErrorContext;
import org.apache.uima.aae.error.ErrorHandler;
import org.apache.uima.aae.error.ErrorHandlerBase;
import org.apache.uima.aae.error.Threshold;
import org.apache.uima.aae.message.AsynchAEMessage;
import org.apache.uima.util.Level;
public class GetMetaErrorHandler extends ErrorHandlerBase implements ErrorHandler
{
private static final Class CLASS_NAME = GetMetaErrorHandler.class;
private Map delegateMap = null;
public GetMetaErrorHandler( Map aDelegateMap )
{
delegateMap = aDelegateMap;
}
public Map getEndpointThresholdMap()
{
return delegateMap;
}
private boolean terminate( Threshold aThreshold )
{
return (aThreshold == null ||
aThreshold.getAction() == null ||
aThreshold.getAction().trim().length() == 0 ||
ErrorHandler.TERMINATE.equalsIgnoreCase(aThreshold.getAction() ));
}
private boolean isConnectionFailure( Exception e)
{
if ( e != null && e.getCause() != null && e.getCause() instanceof ConnectException )
{
return true;
}
return false;
}
public boolean handleError(Throwable t, ErrorContext anErrorContext, AnalysisEngineController aController)
{
// GetMeta errors are only handled by the Aggregate AS
if ( aController instanceof PrimitiveAnalysisEngineController ||
!isHandlerForError(anErrorContext, AsynchAEMessage.GetMeta) )
{
return false;
}
UIMAFramework.getLogger(CLASS_NAME).logrb(Level.WARNING, getClass().getName(), "handleError",
UIMAEE_Constants.JMS_LOG_RESOURCE_BUNDLE, "UIMAEE_exception__WARNING", t);
Endpoint endpoint = (Endpoint) anErrorContext.get(AsynchAEMessage.Endpoint);
if ( endpoint != null && aController instanceof AggregateAnalysisEngineController )
{
Threshold threshold = super.getThreshold(endpoint, delegateMap, aController);
String key = ((AggregateAnalysisEngineController)aController).lookUpDelegateKey(endpoint.getEndpoint());
// If threshold is not defined, assume action=terminate
if ( threshold == null || threshold.getMaxRetries() == 0 ||
( super.retryLastCommand(AsynchAEMessage.GetMeta, endpoint, aController, key, threshold, anErrorContext) == false )
)
{
if ( terminate(threshold ) )
{
System.out.println("!!!!!!!!!!!! Exceeded Threshold Terminating !!!!!!!!!!!!!!");
UIMAFramework.getLogger(CLASS_NAME).logrb(Level.FINE, CLASS_NAME.getName(),
"handleError", UIMAEE_Constants.JMS_LOG_RESOURCE_BUNDLE, "UIMAEE_terminate_service__INFO",
new Object[] {aController.getComponentName(), endpoint.getEndpoint()});
aController.terminate();
aController.notifyListenersWithInitializationStatus((Exception)t);
}
else
{
aController.takeAction(threshold.getAction(), endpoint.getEndpoint(), anErrorContext);
}
}
}
else
{
UIMAFramework.getLogger(CLASS_NAME).logrb(Level.INFO, getClass().getName(), "handleError", UIMAEE_Constants.JMS_LOG_RESOURCE_BUNDLE, "UIMAEE_no_endpoint_for_getmeta_retry__INFO", new Object[] { aController.getName()});
}
return true;
}
/**
* @param args
*/
public static void main(String[] args)
{
// TODO Auto-generated method stub
}
}