mmsdataoctettokenizer.java

Messaging- MIDP的是一个彩信客户端

/*
 *  JVending - J2ME MMS Client
 *  Copyright (C) 2004  Shane Isbell
 *
 *  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 org.jvending.messaging.impl.mms;

/**
 * @author Shane Isbell
 * @version 1.0.0a
 * @created 04/03/27
 */

class MmsDataOctetTokenizer implements DataOctetTokenizer {

    private SimpleQueue simpleQueue;

    public SimpleQueue getTokenStateQueue(int startState, int nextState) {
        simpleQueue = new SimpleQueue(4);
        switch(startState & 0x7f) {
            case MessageField.DATE:
            case MessageField.X_MMS_REPLY_CHARGING_SIZE: 
            case MessageField.X_MMS_MESSAGE_SIZE:
                simpleQueue.enqueue(WspToken.MULTI_OCTET_INTEGER);
                return simpleQueue;

            case MessageField.X_MMS_DELIVERY_TIME:
            case MessageField.X_MMS_EXPIRY:
            case MessageField.X_MMS_REPLY_CHARGING_DEADLINE: 
                simpleQueue.enqueue(WspToken.SHORT_INTEGER);
                simpleQueue.enqueue(WspToken.SHORT_LENGTH);
                simpleQueue.enqueue(WspToken.MULTI_OCTET_INTEGER);
                return simpleQueue;

            case MessageField.FROM:
                if(nextState == 0) { 
                    simpleQueue.enqueue(WspToken.SHORT_INTEGER);
                    simpleQueue.enqueue(WspToken.TEXT_STRING);
                } else if (nextState == 1) {
                      simpleQueue.enqueue(WspToken.SHORT_INTEGER);
                } else {

                }
                return simpleQueue;

            case MessageField.X_MMS_PREVIOUSLY_SENT_DATE:
                if(nextState > 127) {
                    simpleQueue.enqueue(WspToken.SHORT_INTEGER);
                } else if (nextState < 31) {
                    simpleQueue.enqueue(WspToken.SHORT_LENGTH);
                    simpleQueue.enqueue(WspToken.MULTI_OCTET_INTEGER);
                } else {
                    //exception condition
                }
                simpleQueue.enqueue(WspToken.SHORT_LENGTH);
                simpleQueue.enqueue(WspToken.MULTI_OCTET_INTEGER);
                return simpleQueue;

            case MessageField.X_MMS_PREVIOUSLY_SENT_BY:  

                if(nextState > 127) {
                    simpleQueue.enqueue(WspToken.SHORT_INTEGER);
                } else if (nextState < 31) {
                    simpleQueue.enqueue(WspToken.SHORT_LENGTH);
                    simpleQueue.enqueue(WspToken.MULTI_OCTET_INTEGER);
                } else {
                    //exception condition
                }
                simpleQueue.enqueue(WspToken.TEXT_STRING);
                return simpleQueue;
            case MessageField.CONTENT_TYPE:
        }
        return null;
        
    }


}