/** * JWAP - A Java Implementation of the WAP Protocols * Copyright (C) 2001-2004 Niko Bender * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */package net.sourceforge.jwap.wtp.pdu;import net.sourceforge.jwap.util.BitArrayOutputStream;/** * This Class represents an Abort PDU. * According to the WTP specification in section 8 this PDU * can be encoded into a byte array. * <br><br> * 4 bytes are used. You can not input payload of upper layers. * To encode the PDU call toByteArray(). * <br><br> * There are to ways of creation: <b>Either</b> you construct a Object * manually by calling the constructor <b>or</b> you use CWTPFactory * to decode a byte Array. */public class CWTPAbort extends CWTPPDU {    public static final short ABORT_TYPE_PROVIDER = 0x00;    public static final short ABORT_TYPE_USER = 0x01;    public static final short ABORT_REASON_UNKNOWN = 0x00;    public static final short ABORT_REASON_PROTOERR = 0x01;    public static final short ABORT_REASON_INVALIDTID = 0x02;    public static final short ABORT_REASON_NOTIMPLEMENTEDCL2 = 0x03;    public static final short ABORT_REASON_NOTIMPLEMENTEDSAR = 0x04;    public static final short ABORT_REASON_NOTIMPLEMENTEDUACK = 0x05;    public static final short ABORT_REASON_WTPVERSIONONE = 0x07;    public static final short ABORT_REASON_CPTEMPEXCEEDED = 0x07;    public static final short ABORT_REASON_NORESPONSE = 0x08;    public static final short ABORT_REASON_MESSAGETOOLARGE = 0x09;    public static final short ABORT_REASON_NOTIMPLEMENTEDESAR = 0x0A;    /**     * Abort Type     * use static constants in CWTPAbort     */    private long abortType;    /**     * Abort Reason     * use static constants in CWTPAbort     */    private long abortReason;    /**     * Defaults:<br>     * abortType = ABORT_TYPE_USER;<br>     * abortReason = ABORT_REASON_UNKNOWN;     *     * @param TID the Transaction ID according to the spec.     */    public CWTPAbort(int TID) {        super(TID, PDU_TYPE_ABORT);        abortType = ABORT_TYPE_USER;        abortReason = ABORT_REASON_UNKNOWN;    }    /**     * encodes the PDU according to the WTP spec     *     * @return encoded bytes     */    public byte[] toByteArray() {        BitArrayOutputStream result = new BitArrayOutputStream();        result.write(CON);        result.write(pduType, 4);        result.write(abortType, 3);        result.write(TID, 16);        result.write(abortReason, 8);        //    logger.debug(result.toString());        return result.toByteArray();    }    /////////////////////////////////////////////////////////////////////////////    //////////////////////////////// SET/GET ////////////////////////////////////    public long getAbortType() {        return abortType;    }    public void setAbortType(long abortType) {        this.abortType = abortType;    }    public short getAbortReason() {        return (short) abortReason;    }    public void setAbortReason(short abortReason) {        this.abortReason = abortReason;    }    /////////////////////////////////////////////////////////////////////////////    //////////////////////////////// HELPERS ////////////////////////////////////    /**     * constructs a string representation of the object     * including all fields.     *     * @return The constructed String with debug information     */    public String toString() {        String result = "";        result += ("CON:         " + CON +        System.getProperty("line.separator") + "PDUType:     " + pduType +        System.getProperty("line.separator") + "AbortType:   " + abortType +        System.getProperty("line.separator") + "AbortReason: " + abortReason +        System.getProperty("line.separator") + "TID:         " + TID +        System.getProperty("line.separator") +        System.getProperty("line.separator") + "ENCODED:" +        System.getProperty("line.separator") +        BitArrayOutputStream.getBitString(toByteArray()));        return result;    }    /**     * Test method     * @param args ignored     */    public static void main(String[] args) {        CWTPAbort a = new CWTPAbort((short) 7576);        a.toByteArray();        System.out.println(a.toString());    }}