//SoapException.java 
//------------------------
//part of YaCy
//(C) by Michael Peter Christen; mc@anomic.de
//first published on http://www.anomic.de
//Frankfurt, Germany, 2005
//
//this file was contributed by Martin Thelian
//last major change: $LastChangedDate$ by $LastChangedBy$
//Revision: $LastChangedRevision$
//
//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; either version 2 of the License, or
//(at your option) any later version.
//
//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, write to the Free Software
//Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
//
//Using this software in any meaning (reading, learning, copying, compiling,
//running) means that you agree that the Author(s) is (are) not responsible
//for cost, loss of data or any harm that may be caused directly or indirectly
//by usage of this softare or this documentation. The usage of this software
//is on your own risk. The installation and usage (starting/running) of this
//software may allow other people or application to access your computer and
//any attached devices and is highly dependent on the configuration of the
//software which must be done by the user of the software; the author(s) is
//(are) also not responsible for proper configuration and usage of the
//software, even if provoked by documentation provided together with
//the software.
//
//Any changes to this file according to the GPL as documented in the file
//gpl.txt aside this file in the shipment you received can be done to the
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package de.anomic.soap;

import javax.xml.namespace.QName;

import org.apache.axis.AxisFault;
import org.apache.axis.Constants;
import org.apache.axis.Message;
import org.apache.axis.MessageContext;
import org.apache.axis.message.SOAPEnvelope;
import org.apache.axis.message.SOAPFault;

import de.anomic.http.httpHeader;

public class SoapException extends Exception {

    private static final long serialVersionUID = 1L;
    private int statusCode = 500;
    private String statusText = (String) httpHeader.http1_1.get(Integer.toString(this.statusCode));
    private AxisFault fault = new AxisFault(this.statusText);
    
    public SoapException(int httpStatusCode, String httpStatusText, String errorMsg) {
        this.statusCode = httpStatusCode;
        this.statusText = httpStatusText;
        this.fault = new AxisFault(errorMsg);    
    }
    
    public SoapException(int httpStatusCode, String httpStatusText, Exception e) {
        super(httpStatusCode + " " + httpStatusText);
        
        this.statusCode = httpStatusCode;
        this.statusText = httpStatusText;    	
        
        // convert the exception into an axisfault
        this.fault = AxisFault.makeFault(e);
    }
    
    public SoapException(AxisFault soapFault) {

        QName faultCode = soapFault.getFaultCode();
        if (Constants.FAULT_SOAP12_SENDER.equals(faultCode))  {
        	this.statusCode = 400;
        	this.statusText = "Bad request";
        } else if ("Server.Unauthorized".equals(faultCode.getLocalPart()))  {
        	this.statusCode = 401; 
        	this.statusText = "Unauthorized";
        } else {
        	this.statusCode = 500; 
        	this.statusText = "Internal server error";
        }           
        
        // convert the exception into an axisfault
        this.fault = soapFault; 
    }
    
    public int getStatusCode() {
        return this.statusCode;
    }
    
    public String getStatusText() {
        return this.statusText;
    }
    
    public Object getFault() {
        return this.fault;
    }
    
    public Message getFaultMessage(MessageContext msgContext) {
    	Message responseMsg = msgContext.getResponseMessage();
        if (responseMsg == null) {
        	responseMsg = new Message(this.fault);
        	responseMsg.setMessageContext(msgContext);
        }  else  {
            try {
                SOAPEnvelope env = responseMsg.getSOAPEnvelope();
                env.clearBody();
                env.addBodyElement(new SOAPFault(this.fault));
            } catch (AxisFault e)  {
                // Should never reach here!
            }
        }     
        return responseMsg;
    }    
    
    public String getMessage() {
    	return this.statusCode + " " + this.statusText;
    }
}