/*************************************************************************
* Copyright 2009-2016 Eucalyptus Systems, Inc.
*
* This program 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; version 3 of the License.
*
* This program 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/.
*
* Please contact Eucalyptus Systems, Inc., 6755 Hollister Ave., Goleta
* CA 93117, USA or visit http://www.eucalyptus.com/licenses/ if you need
* additional information or have any questions.
*
* This file may incorporate work covered under the following copyright
* and permission notice:
*
* Software License Agreement (BSD License)
*
* Copyright (c) 2008, Regents of the University of California
* All rights reserved.
*
* Redistribution and use of this software in source and binary forms,
* with or without modification, are permitted provided that the
* following conditions are met:
*
* Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 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.
*
* 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
* COPYRIGHT OWNER 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. USERS OF THIS SOFTWARE ACKNOWLEDGE
* THE POSSIBLE PRESENCE OF OTHER OPEN SOURCE LICENSED MATERIAL,
* COPYRIGHTED MATERIAL OR PATENTED MATERIAL IN THIS SOFTWARE,
* AND IF ANY SUCH MATERIAL IS DISCOVERED THE PARTY DISCOVERING
* IT MAY INFORM DR. RICH WOLSKI AT THE UNIVERSITY OF CALIFORNIA,
* SANTA BARBARA WHO WILL THEN ASCERTAIN THE MOST APPROPRIATE REMEDY,
* WHICH IN THE REGENTS' DISCRETION MAY INCLUDE, WITHOUT LIMITATION,
* REPLACEMENT OF THE CODE SO IDENTIFIED, LICENSING OF THE CODE SO
* IDENTIFIED, OR WITHDRAWAL OF THE CODE CAPABILITY TO THE EXTENT
* NEEDED TO COMPLY WITH ANY SUCH LICENSES OR RIGHTS.
************************************************************************/
package com.eucalyptus.ws.util;
import org.apache.log4j.Logger;
import org.jboss.netty.handler.codec.http.HttpResponseStatus;
import org.springframework.messaging.MessagingException;
import com.eucalyptus.binding.BindingManager;
import com.eucalyptus.component.annotation.ComponentNamed;
import com.eucalyptus.context.Contexts;
import com.eucalyptus.util.Exceptions;
import com.eucalyptus.ws.EucalyptusWebServiceException;
import com.eucalyptus.ws.WebServicesException;
import com.google.common.base.Optional;
import edu.ucsb.eucalyptus.msgs.BaseMessage;
import edu.ucsb.eucalyptus.msgs.ExceptionResponseType;
import edu.ucsb.eucalyptus.msgs.HasRequest;
@SuppressWarnings( "Guava" )
@ComponentNamed
public class ReplyQueue {
private static Logger LOG = Logger.getLogger( ReplyQueue.class );
/**
*
*/
public String handle( BaseMessage responseMessage ) {
Contexts.response( responseMessage );
return null;
}
public void handle( final MessagingException messagingEx ) {
final EucalyptusWebServiceException webServiceException =
Exceptions.findCause( messagingEx, EucalyptusWebServiceException.class );
Object payload = messagingEx.getFailedMessage( ).getPayload( );
BaseMessage msg = convert( payload );
if( msg != null ) {
if ( webServiceException != null ) {
final Optional<Integer> statusCodeOptional = ErrorHandlerSupport.getHttpResponseStatus( webServiceException );
final HttpResponseStatus status = !statusCodeOptional.isPresent( ) ?
HttpResponseStatus.INTERNAL_SERVER_ERROR :
new HttpResponseStatus( statusCodeOptional.get(), "" );
Contexts.response( new ExceptionResponseType( msg, webServiceException.getCode( ), webServiceException.getMessage( ), status, webServiceException ) );
} else {
final Throwable cause = messagingEx.getCause( );
Contexts.response( new ExceptionResponseType( msg, cause.getMessage( ), HttpResponseStatus.NOT_ACCEPTABLE, cause ) );
}
} else {
LOG.error( "Failed to identify request context for received error: " + messagingEx.toString( ) );
final Throwable cause = messagingEx.getCause( );
Contexts.responseError( new WebServicesException(
"Failed to identify request context for received error: " + messagingEx.toString( ) + " while handling error: " + cause.getMessage( ),
cause,
HttpResponseStatus.NOT_ACCEPTABLE ) );
}
}
private BaseMessage convert( Object payload ) {
BaseMessage ret = null;
if ( payload instanceof BaseMessage ) {
ret = ( BaseMessage ) payload;
} else if ( payload instanceof HasRequest ) {
ret = ( ( HasRequest ) payload ).getRequest( );
} else if ( payload instanceof String ) {
if ( !( (String) payload ).isEmpty( ) ) try {
ret = ( BaseMessage ) BindingManager.getDefaultBinding( ).fromOM( ( String ) payload );
} catch ( Exception ex ) {
LOG.error( ex , ex );
}
}
return ret;
}
}