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/*******************************************************************************
* Copyright (c) 2006-2011 Gluster, Inc. <http://www.gluster.com>
* This file is part of Gluster Management Gateway.
*
* Gluster Management Gateway is free software; you can redistribute
* it and/or modify it under the terms of the GNU General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* Gluster Management Gateway is distributed in the hope that it
* will be useful, but WITHOUT ANY WARRANTY; without even the
* implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see
* <http://www.gnu.org/licenses/>.
*******************************************************************************/
package org.gluster.storage.management.gateway.resources.v1_0;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.Response;
import javax.ws.rs.core.Response.ResponseBuilder;
import javax.ws.rs.ext.ExceptionMapper;
import javax.ws.rs.ext.Provider;
import org.apache.log4j.Logger;
import org.gluster.storage.management.core.exceptions.GlusterValidationException;
@Provider
public class GenericExceptionMapper implements ExceptionMapper<Exception> {
private static final Logger logger = Logger.getLogger(GenericExceptionMapper.class);
/* (non-Javadoc)
* @see javax.ws.rs.ext.ExceptionMapper#toResponse(java.lang.Throwable)
*/
@Override
public Response toResponse(Exception exception) {
ResponseBuilder builder;
if (exception instanceof GlusterValidationException) {
builder = Response.status(Response.Status.BAD_REQUEST);
} else {
builder = Response.status(Response.Status.INTERNAL_SERVER_ERROR);
}
String errMsg = exception.getMessage();
if(errMsg == null) {
errMsg = "Following exception occurred : " + exception.getClass().getName();
StackTraceElement[] stackTrace = exception.getStackTrace();
if(stackTrace.length > 0) {
errMsg += " at [" + stackTrace[0].getClassName() + "][" + stackTrace[0].getLineNumber() + "]";
}
}
logger.error(errMsg, exception);
return builder.entity(errMsg).type(MediaType.TEXT_PLAIN).build();
}
}
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