// SMSLib for Java v3
// A Java API library for sending and receiving SMS via a GSM modem
// or other supported gateways.
// Web Site: http://www.smslib.org
//
// Copyright (C) 2002-2008, Thanasis Delenikas, Athens/GREECE.
// SMSLib is distributed under the terms of the Apache License version 2.0
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package org.smslib.v3;
import java.util.BitSet;
import java.util.Calendar;
import java.util.Date;
import org.smslib.v3.helper.GSMAlphabet;
/**
* Class representing an inbound sms message.
*/
public class InboundMessage extends Message
{
private static final long serialVersionUID = -1961987130095782409L;
private String originator;
private int memIndex;
private String memLocation;
private int mpRefNo;
private int mpMaxNo;
private int mpSeqNo;
private String mpMemIndex;
private String pduUserData;
public InboundMessage(Date date, String originator, String text, int memIndex, String memLocation)
{
super(MessageTypes.INBOUND, date, text);
this.originator = originator;
this.memIndex = memIndex;
this.memLocation = memLocation;
mpRefNo = 0;
mpMaxNo = 0;
mpSeqNo = 0;
mpMemIndex = "";
}
public InboundMessage(MessageTypes type, int memIndex, String memLocation)
{
super(type, null, null);
this.originator = "";
this.memIndex = memIndex;
this.memLocation = memLocation;
mpRefNo = 0;
mpMaxNo = 0;
mpSeqNo = 0;
mpMemIndex = "";
}
// FIXME unused method, can remove.
public InboundMessage(String pdu, int memIndex, String memLocation)
{
super(MessageTypes.INBOUND, null, null);
Date date;
String originator;
String str1, str2;
int index, i, j, k, protocol, addr, year, month, day, hour, min, sec, skipBytes;
boolean hasUDH;
int UDHLength;
String UDHData;
byte[] bytes;
this.memIndex = memIndex;
this.memLocation = memLocation;
mpRefNo = 0;
mpMaxNo = 0;
mpSeqNo = 0;
mpMemIndex = "";
skipBytes = 0;
i = Integer.parseInt(pdu.substring(0, 2), 16);
index = (i + 1) * 2;
hasUDH = ((Integer.parseInt(pdu.substring(index, index + 2), 16) & 0x40) != 0) ? true : false;
index += 2;
i = Integer.parseInt(pdu.substring(index, index + 2), 16);
j = index + 4;
originator = "";
for (k = 0; k < i; k += 2)
originator = originator + pdu.charAt(j + k + 1) + pdu.charAt(j + k);
originator = "+" + originator;
if (originator.charAt(originator.length() - 1) == 'F') originator = originator.substring(0, originator.length() - 1);
addr = Integer.parseInt(pdu.substring(j - 2, j), 16);
if ((addr & (1 << 6)) != 0 && (addr & (1 << 5)) == 0 && (addr & (1 << 4)) != 0)
{
str1 = pduToText(pdu.substring(j, j + k));
bytes = new byte[str1.length()];
for (i = 0; i < str1.length(); i++)
bytes[i] = (byte) str1.charAt(i);
originator = GSMAlphabet.bytesToString(bytes);
}
index = j + k + 2;
str1 = "" + pdu.charAt(index) + pdu.charAt(index + 1);
protocol = Integer.parseInt(str1, 16);
index += 2;
year = Integer.parseInt("" + pdu.charAt(index + 1) + pdu.charAt(index));
index += 2;
month = Integer.parseInt("" + pdu.charAt(index + 1) + pdu.charAt(index));
index += 2;
day = Integer.parseInt("" + pdu.charAt(index + 1) + pdu.charAt(index));
index += 2;
hour = Integer.parseInt("" + pdu.charAt(index + 1) + pdu.charAt(index));
index += 2;
min = Integer.parseInt("" + pdu.charAt(index + 1) + pdu.charAt(index));
index += 2;
sec = Integer.parseInt("" + pdu.charAt(index + 1) + pdu.charAt(index));
index += 4;
Calendar cal = Calendar.getInstance();
cal.set(Calendar.YEAR, year + 2000);
cal.set(Calendar.MONTH, month - 1);
cal.set(Calendar.DAY_OF_MONTH, day);
cal.set(Calendar.HOUR_OF_DAY, hour);
cal.set(Calendar.MINUTE, min);
cal.set(Calendar.SECOND, sec);
date = cal.getTime();
if (hasUDH)
{
UDHLength = Integer.parseInt(pdu.substring(index + 2, index + 2 + 2), 16);
UDHData = pdu.substring(index + 2 + 2, index + 2 + 2 + (UDHLength * 2));
if (UDHData.substring(0, 2).equalsIgnoreCase("00"))
{
mpRefNo = Integer.parseInt(UDHData.substring(4, 6), 16);
mpMaxNo = Integer.parseInt(UDHData.substring(6, 8), 16);
mpSeqNo = Integer.parseInt(UDHData.substring(8, 10), 16);
skipBytes = 7;
}
else if (UDHData.substring(0, 2).equalsIgnoreCase("08"))
{
mpRefNo = Integer.parseInt(UDHData.substring(4, 8), 16);
mpMaxNo = Integer.parseInt(UDHData.substring(8, 10), 16);
mpSeqNo = Integer.parseInt(UDHData.substring(10, 12), 16);
skipBytes = 8;
}
}
else
{
UDHLength = 0;
UDHData = "";
}
switch (protocol & 0x0C)
{
case 0:
setEncoding(MessageEncodings.ENC7BIT);
str1 = pduToText(pdu.substring(index + 2));
pduUserData = pdu.substring(index + 2 + UDHLength);
bytes = new byte[str1.length()];
for (i = 0; i < str1.length(); i++)
bytes[i] = (byte) str1.charAt(i);
str2 = GSMAlphabet.bytesToString(bytes);
if (hasUDH) str1 = str2.substring(UDHLength + 2);
else str1 = str2;
break;
case 4:
setEncoding(MessageEncodings.ENC8BIT);
index += 2;
if (hasUDH) index += UDHLength + skipBytes;
pduUserData = pdu.substring(index);
str1 = "";
while (index < pdu.length())
{
i = Integer.parseInt("" + pdu.charAt(index) + pdu.charAt(index + 1), 16);
str1 = str1 + (char) i;
index += 2;
}
break;
case 8:
setEncoding(MessageEncodings.ENCUCS2);
index += 2;
if (hasUDH) index += UDHLength + skipBytes;
pduUserData = pdu.substring(index);
str1 = "";
while (index < pdu.length())
{
i = Integer.parseInt("" + pdu.charAt(index) + pdu.charAt(index + 1), 16);
j = Integer.parseInt("" + pdu.charAt(index + 2) + pdu.charAt(index + 3), 16);
str1 = str1 + (char) ((i * 256) + j);
index += 4;
}
break;
}
this.setOriginator(originator);
this.setDate(date);
this.setText(str1);
}
private String pduToText(String pdu)
{
String text;
byte oldBytes[], newBytes[];
BitSet bitSet;
int i, j, value1, value2;
oldBytes = new byte[pdu.length() / 2];
for (i = 0; i < pdu.length() / 2; i++)
{
oldBytes[i] = (byte) (Integer.parseInt(pdu.substring(i * 2, (i * 2) + 1), 16) * 16);
oldBytes[i] += (byte) Integer.parseInt(pdu.substring((i * 2) + 1, (i * 2) + 2), 16);
}
bitSet = new BitSet(pdu.length() / 2 * 8);
value1 = 0;
for (i = 0; i < pdu.length() / 2; i++)
for (j = 0; j < 8; j++)
{
value1 = (i * 8) + j;
if ((oldBytes[i] & (1 << j)) != 0) bitSet.set(value1);
}
value1++;
value2 = value1 / 7;
if (value2 == 0) value2++;
newBytes = new byte[value2];
for (i = 0; i < value2; i++)
for (j = 0; j < 7; j++)
if ((value1 + 1) > (i * 7 + j)) if (bitSet.get(i * 7 + j)) newBytes[i] |= (byte) (1 << j);
if (newBytes[value2 - 1] == 0) text = new String(newBytes, 0, value2 - 1);
else text = new String(newBytes);
return text;
}
/**
* Returns the originator of this message.
*
* @return The originator of this message.
*/
public String getOriginator()
{
return originator;
}
void setOriginator(String originator)
{
this.originator = originator;
}
/**
* Returns the GSM Modem/Phone memory index from which this message was
* read.
*
* @return The memory index.
* @see #getMemLocation()
*/
public int getMemIndex()
{
return memIndex;
}
public void setMemIndex(int memIndex)
{
this.memIndex = memIndex;
}
/**
* Returns the GSM Modem/Phone memory location from which this message was
* read.
*
* @return The memory location identifier.
* @see #getMemIndex()
*/
public String getMemLocation()
{
return memLocation;
}
public void setMemLocation(String memLocation)
{
this.memLocation = memLocation;
}
public int getMpMaxNo()
{
return mpMaxNo;
}
public void setMpMaxNo(int mpMaxNo)
{
this.mpMaxNo = mpMaxNo;
}
public String getMpMemIndex()
{
return mpMemIndex;
}
public void setMpMemIndex(int mpMemIndex)
{
this.mpMemIndex += (this.mpMemIndex.length() == 0 ? "" : ",") + mpMemIndex;
}
public int getMpRefNo()
{
return mpRefNo;
}
public void setMpRefNo(int mpRefNo)
{
this.mpRefNo = mpRefNo;
}
public int getMpSeqNo()
{
return mpSeqNo;
}
public void setMpSeqNo(int mpSeqNo)
{
this.mpSeqNo = mpSeqNo;
}
/**
* Returns the raw PDU data block of this message.
*
* @return The PDU data of this message.
*/
public String getPduUserData()
{
return pduUserData;
}
public void setPduUserData(String pduUserData)
{
this.pduUserData = pduUserData;
}
public void addPduUserData(String pduUserData)
{
this.pduUserData += pduUserData;
}
public String toString()
{
String str = "";
str += "===============================================================================";
str += "\n";
str += "<< INBOUND MESSAGE DUMP >>";
str += "\n";
str += "-------------------------------------------------------------------------------";
str += "\n";
str += " Gateway Id: " + getGatewayId();
str += "\n";
str += " Encoding: " + (getEncoding() == MessageEncodings.ENC7BIT ? "7-bit" : (getEncoding() == MessageEncodings.ENC8BIT ? "8-bit" : "UCS2 (Unicode)"));
str += "\n";
str += " Date: " + getDate();
str += "\n";
str += " Text: " + getText();
str += "\n";
str += " PDU data: " + getPduUserData();
str += "\n";
str += " Originator: " + originator;
str += "\n";
str += " Memory Index: " + getMemIndex();
str += "\n";
str += " Multi-part Memory Index: " + getMpMemIndex();
str += "\n";
str += " Memory Location: " + getMemLocation();
str += "\n";
str += "===============================================================================";
str += "\n";
return str;
}
}