/*
 * Copyright (c) 2003,2004, Stefan Haustein, Oberhausen, Rhld., Germany
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software and
 * associated documentation files (the "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the
 * following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in all copies or substantial
 * portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT
 * LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO
 * EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
 * USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

package org.ksoap2;

import java.io.IOException;

import org.ksoap2.kdom.Node;
import org.xmlpull.v1.XmlPullParser;
import org.xmlpull.v1.XmlPullParserException;
import org.xmlpull.v1.XmlSerializer;

/**
 * Exception class encapsulating SOAP Faults
 */

public class SoapFault extends IOException {

    private static final long serialVersionUID = 1011001L;
    /** The SOAP fault code */
    public String faultcode;
    /** The SOAP fault code */
    public String faultstring;
    /** The SOAP fault code */
    public String faultactor;
    /** A KDom Node holding the details of the fault */
    public Node detail;
    /** an integer that holds current soap version */
    public int version;

    public SoapFault() {
        super();
        this.version = SoapEnvelope.VER11;
    }

    public SoapFault(int version) {
        super();
        this.version = version;
    }

    /** Fills the fault details from the given XML stream */
    public void parse(XmlPullParser parser) throws IOException, XmlPullParserException {
        parser.require(XmlPullParser.START_TAG, SoapEnvelope.ENV, "Fault");
        while (parser.nextTag() == XmlPullParser.START_TAG) {
            String name = parser.getName();
            if (name.equals("detail")) {
                detail = new Node();
                detail.parse(parser);
                // Handle case '...<detail/></soap:Fault>'
                if (parser.getNamespace().equals(SoapEnvelope.ENV)
                        && parser.getName().equals("Fault")) {
                    break;
                }
                continue;
            } else if (name.equals("faultcode")) {
                faultcode = parser.nextText();
            } else if (name.equals("faultstring")) {
                faultstring = parser.nextText();
            } else if (name.equals("faultactor")) {
                faultactor = parser.nextText();
            } else {
                throw new RuntimeException("unexpected tag:" + name);
            }
            parser.require(XmlPullParser.END_TAG, null, name);
        }
        parser.require(XmlPullParser.END_TAG, SoapEnvelope.ENV, "Fault");
        parser.nextTag();
    }

    /** Writes the fault to the given XML stream */
    public void write(XmlSerializer xw) throws IOException {
        xw.startTag(SoapEnvelope.ENV, "Fault");
        xw.startTag(null, "faultcode");
        xw.text("" + faultcode);
        xw.endTag(null, "faultcode");
        xw.startTag(null, "faultstring");
        xw.text("" + faultstring);
        xw.endTag(null, "faultstring");
        xw.startTag(null, "detail");
        if (detail != null) {
            detail.write(xw);
        }
        xw.endTag(null, "detail");
        xw.endTag(SoapEnvelope.ENV, "Fault");
    }

    /**
     * @see java.lang.Throwable#getMessage()
     */
    public String getMessage() {
        return faultstring;
    }

    /** Returns a simple string representation of the fault */
    public String toString() {
        return "SoapFault - faultcode: '" + faultcode + "' faultstring: '"
                + faultstring + "' faultactor: '" + faultactor + "' detail: " +
                detail;
    }
}