Files
SCM-Manager/scm-webapp/src/main/java/sonia/scm/api/rest/StatusExceptionMapper.java
2018-08-20 18:16:14 +02:00

96 lines
3.0 KiB
Java

/*
Copyright (c) 2010, Sebastian Sdorra All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer. 2. Redistributions in
binary form must reproduce the above copyright notice, this list of
conditions and the following disclaimer in the documentation and/or other
materials provided with the distribution. 3. Neither the name of SCM-Manager;
nor the names of its contributors may be used to endorse or promote products
derived from this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR
ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
http://bitbucket.org/sdorra/scm-manager
*/
package sonia.scm.api.rest;
//~--- non-JDK imports --------------------------------------------------------
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
//~--- JDK imports ------------------------------------------------------------
import javax.ws.rs.core.Response;
import javax.ws.rs.ext.ExceptionMapper;
/**
*
* @author Sebastian Sdorra
* @param <E>
*/
public class StatusExceptionMapper<E extends Throwable>
implements ExceptionMapper<E>
{
/**
* the logger for StatusExceptionMapper
*/
private static final Logger logger =
LoggerFactory.getLogger(StatusExceptionMapper.class);
private final Response.Status status;
private final Class<E> type;
/**
* Map an Exception to a HTTP Response
*
* @param type the exception class
* @param status the http status to be mapped
*/
public StatusExceptionMapper(Class<E> type, Response.Status status)
{
this.type = type;
this.status = status;
}
/**
* provide a http responses from an exception
*
* @param exception the thrown exception
*
* @return the http response with the exception presentation
*/
@Override
public Response toResponse(E exception)
{
if (logger.isDebugEnabled())
{
StringBuilder msg = new StringBuilder();
msg.append("map ").append(type.getSimpleName()).append("to status code ");
msg.append(status.getStatusCode());
logger.debug(msg.toString());
}
return Response.status(status).build();
}
}