tags/uima-as-2.3.0/uima-as-2.3.0-incubating/uimaj-as-jms/src/main/java/org/apache/uima/jms/error/handler/InvalidJMSMessageHandler.java

/*
 * 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.jms.error.handler;

import java.util.Map;

import javax.jms.Message;

import org.apache.uima.UIMAFramework;
import org.apache.uima.aae.controller.AnalysisEngineController;
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.InvalidMessageException;
import org.apache.uima.aae.message.UIMAMessage;
import org.apache.uima.adapter.jms.JmsConstants;
import org.apache.uima.util.Level;

public class InvalidJMSMessageHandler extends ErrorHandlerBase implements ErrorHandler {
  private static final Class CLASS_NAME = InvalidJMSMessageHandler.class;

  public InvalidJMSMessageHandler(Map anEndpointThreasholdMap) {
    super(anEndpointThreasholdMap);
  }

  public InvalidJMSMessageHandler() {
  }

  public boolean handleError(Throwable t, ErrorContext anErrorContext,
          AnalysisEngineController aController) {
    if (t instanceof InvalidMessageException) {
      if (UIMAFramework.getLogger(CLASS_NAME).isLoggable(Level.INFO)) {
        UIMAFramework.getLogger(CLASS_NAME).logrb(Level.INFO, CLASS_NAME.getName(), "handleError",
                JmsConstants.JMS_LOG_RESOURCE_BUNDLE, "UIMAJMS_handling_invalid_jms_message__INFO",
                new Object[] {});
      }
      if (anErrorContext.containsKey(UIMAMessage.RawMsg)) {

        Message invalidMessage = (Message) anErrorContext.get(UIMAMessage.RawMsg);
        // Handle the message here.
      }
      return true;
    }
    return false;
  }
}