structconverter.java

采用JAVA开发

package com.gctech.sms.msg;

import com.gctech.util.ProtocolBuffer;
import com.gctech.util.Tools;

/**
 * <p>Title: 数据结构转换者，负责将数据结构转换成对象。</p>
 * <p>Description: 数据结构转换者，负责将数据结构转换成对象。</p>
 * <p>Copyright: Copyright (c) 2004</p>
 * <p>Company: gctech</p>
 * @author 王红宝
 * @version $Id: StructConverter.java,v 1.7 2005/01/12 06:05:32 lijz Exp $
 */

public class StructConverter {
  public StructConverter() {
  }

  public static MTInfo structToMt(byte[] data){
    return structToMt(data, 12);

  }

  /**
   * sp2.0协议转化 add by lijz
   * @param data
   * @return
   */
  public static MTInfo struct2ToMt(byte[] data)
  {
    MTInfo info = new MTInfo();
    ProtocolBuffer pb = ProtocolBuffer.create(data);
    pb.offset(12);
    info.spId = pb.readString(20);
    info.productID = pb.readString(20);
    info.bNeedReply = pb.readByte();
    info.ValidTime  = pb.readString(17);
    info.AtTime = pb.readString(17);
    info.FeeterminalId = pb.readString(32);
    info.feeTerminalType = pb.readByte();
    info.srcPhone = pb.readString(21);
    info.bDestNo = pb.readByte();
    info.sDestPhone = pb.readString(32*info.bDestNo);
    info.destTerminalType = pb.readByte();
    int msgLength = pb.readByte();
    if (msgLength < 0) {
      msgLength = msgLength + 256;
    }

    info.content = pb.readString( msgLength);
    info.linkID = pb.readString(20);
    return info;
  }

  /**
   * sp11协议转化 add by lijz
   * @param data
   * @return
   */
  public static MTInfo struct11ToMt(byte[] data) {
    MTInfo info = new MTInfo();
    ProtocolBuffer pb = ProtocolBuffer.create(data);
    pb.offset(12);
    info.spId = pb.readString(20);
    info.productID = pb.readString(20);
    info.ValidTime = pb.readString(17);
    info.AtTime = pb.readString(17);
    info.FeeterminalId = pb.readString(21);
    info.srcPhone = pb.readString(21);
    info.bDestNo = pb.readByte();
    info.sDestPhone = pb.readString(21 * info.bDestNo);
    int msgLength = pb.readByte();
    if (msgLength < 0) {
      msgLength = msgLength + 256;
    }
    info.content = pb.readString( msgLength);
    return info;
  }


  public static MTInfo structToMt(byte[] data, int offset){
    MTInfo info = new MTInfo();
    info.spId = new String(data, offset, 20).trim();
    info.productID = new String(data, 20+offset, 20).trim();
    info.ValidTime = new String(data, 40+offset, 17).trim();
    info.AtTime = new String(data, 57+offset, 17).trim();
    info.FeeterminalId = new String(data, 74+offset, 21).trim();
    info.bDestNo = data[95+offset];

    int destLength = 21*info.bDestNo;

    info.sDestPhone = new String(data, 96+offset, destLength).trim();
    int start = 96+offset + destLength;
    int msgLength = Tools.unsignedByte2int(data[start]);
    //System.out.println(msgLength);
    start++;
    info.content = new String(data, start, msgLength);
    return info;

  }




}