COutgoingMessage.java
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- // jSMSEngine API.
- // An open-source API package for sending and receiving SMS via a GSM device.
- // Copyright (C) 2002-2006, Thanasis Delenikas, Athens/GREECE
- // Web Site: http://www.jsmsengine.org
- //
- // jSMSEngine is a package which can be used in order to add SMS processing
- // capabilities in an application. jSMSEngine is written in Java. It allows you
- // to communicate with a compatible mobile phone or GSM Modem, and
- // send / receive SMS messages.
- //
- // jSMSEngine is distributed under the LGPL license.
- //
- // 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.jsmsengine;
- import java.util.*;
- /**
- This class represents an outgoing SMS message, i.e. message created for dispatch
- from the GSM device.
- @see CMessage
- @see CIncomingMessage
- @see CPhoneBook
- @see CService#sendMessage(COutgoingMessage)
- @see CService#sendMessage(LinkedList)
- */
- public class COutgoingMessage extends CMessage
- {
- private Date dispatchDate;
- private boolean statusReport;
- private boolean flashSms;
- private int srcPort;
- private int dstPort;
- /**
- Default constructor of the class.
- */
- public COutgoingMessage()
- {
- super(TYPE_OUTGOING, null, null, null, null, -1);
- setDispatchDate(null);
- setDate(new Date());
- statusReport = false;
- srcPort = -1;
- dstPort = -1;
- }
- /**
- Constructor of the class.
- @param recipient the recipients's number.
- @param text the actual text of the message.
- <br><br>Notes:<br>
- <ul>
- <li>Phone numbers are represented in their international or national format.</li>
- <li>If you use a phonebook, the phone number may be a string starting with the '~' character,
- representing an entry in the phonebook.</li>
- <li>By default, a created message is set to be encoded in 7bit. If you want to change that, be sure
- to operate in PDU mode, and change the encoding with setMessageEncoding() method.</li>
- </ul>
- */
- public COutgoingMessage(String recipient, String text)
- {
- super(TYPE_OUTGOING, new Date(), null, recipient, text, -1);
- setDispatchDate(null);
- setDate(new Date());
- srcPort = -1;
- dstPort = -1;
- }
- /**
- Set the phone number of the recipient. Applicable to outgoing messages.
- @param recipient the recipient's phone number (international format).
- */
- public void setRecipient(String recipient) { this.recipient = recipient; }
- /**
- Returns the recipient's phone number (international format).
- Applicable only for outgoing messages.
- <br>
- <strong>This may be an entry from the phonebook.</strong>
- @return the type of the message.
- */
- public String getRecipient() { return recipient; }
- /**
- Sets the dispatch date of the message.
- @param date the dispatch date of the message.
- */
- protected void setDispatchDate(Date date) { this.dispatchDate = date; }
- /**
- Returns the dispatch date of the message.
- @return the dispatch date of the message.
- */
- public Date getDispatchDate() { return dispatchDate; }
- /**
- Sets if a status report is requested.
- @param statusReport True if a status report is requested. Default is false (no status report).
- */
- public void setStatusReport(boolean statusReport) { this.statusReport = statusReport; }
- /**
- Sets the message to be delivered as a flash message.
- @param flashSms True if the message should be delivered as a flash SMS message.
- */
- public void setFlashSms(boolean flashSms) { this.flashSms = flashSms; }
- public void setSourcePort(int port) { this.srcPort = port; }
- public void setDestinationPort(int port) { this.dstPort = port; }
- public String getPDU(String smscNumber)
- {
- String pdu, udh;
- String str1, str2, str3;
- int i, high, low;
- char c;
- pdu = "";
- udh = "";
- if ((smscNumber != null) && (smscNumber.length() != 0))
- {
- str1 = "91" + toBCDFormat(smscNumber.substring(1));
- str2 = Integer.toHexString(str1.length() / 2);
- if (str2.length() != 2) str2 = "0" + str2;
- pdu = pdu + str2 + str1;
- }
- else if ((smscNumber != null) && (smscNumber.length() == 0)) pdu = pdu + "00";
- if ((srcPort != -1) && (dstPort != -1))
- {
- if (statusReport) pdu = pdu + "71";
- else pdu = pdu + "51";
- }
- else
- {
- if (statusReport) pdu = pdu + "31";
- else pdu = pdu + "11";
- }
- pdu = pdu + "00";
- str1 = getRecipient();
- if( str1.charAt(0) == '+' )
- {
- str1 = toBCDFormat(str1.substring(1));
- str2 = Integer.toHexString(getRecipient().length() - 1);
- str1 = "91" + str1;
- }
- else
- {
- str1 = toBCDFormat(str1);
- str2 = Integer.toHexString(getRecipient().length());
- str1 = "81" + str1;
- }
- if (str2.length() != 2) str2 = "0" + str2;
- pdu = pdu + str2 + str1;
- pdu = pdu + "00";
- switch (getMessageEncoding())
- {
- case MESSAGE_ENCODING_7BIT:
- if (flashSms) pdu = pdu + "10";
- else pdu = pdu + "00";
- break;
- case MESSAGE_ENCODING_8BIT:
- if (flashSms) pdu = pdu + "14";
- else pdu = pdu + "04";
- break;
- case MESSAGE_ENCODING_UNICODE:
- if (flashSms) pdu = pdu + "18";
- else pdu = pdu + "08";
- break;
- }
- pdu = pdu + "FF";
- if ((srcPort != -1) && (dstPort != -1))
- {
- String s;
- udh = "060504";
- s = Integer.toHexString(dstPort);
- while (s.length() < 4) s = "0" + s;
- udh += s;
- s = Integer.toHexString(srcPort);
- while (s.length() < 4) s = "0" + s;
- udh += s;
- }
- switch (getMessageEncoding())
- {
- case MESSAGE_ENCODING_7BIT:
- str2 = textToPDU(getText());
- if ((srcPort != -1) && (dstPort != -1)) str1 = Integer.toHexString((str2.length() * 4 / 7) + 8);
- else str1 = Integer.toHexString(str2.length() * 4 / 7);
- if (str1.length() != 2) str1 = "0" + str1;
- if ((srcPort != -1) && (dstPort != -1)) pdu = pdu + str1 + udh + str2;
- else pdu = pdu + str1 + str2;
- break;
- case MESSAGE_ENCODING_8BIT:
- str1 = getText();
- str2 = "";
- for (i = 0; i < str1.length(); i ++)
- {
- c = str1.charAt(i);
- str2 = str2 + ((Integer.toHexString((int) c).length() < 2) ? "0" + Integer.toHexString((int) c) : Integer.toHexString((int) c));
- }
- if ((srcPort != -1) && (dstPort != -1)) str1 = Integer.toHexString(getText().length() + 7);
- else str1 = Integer.toHexString(getText().length());
- if (str1.length() != 2) str1 = "0" + str1;
- if ((srcPort != -1) && (dstPort != -1)) pdu = pdu + str1 + udh + str2;
- else pdu = pdu + str1 + str2;
- break;
- case MESSAGE_ENCODING_UNICODE:
- str1 = getText();
- str2 = "";
- for (i = 0; i < str1.length(); i ++)
- {
- c = str1.charAt(i);
- high = (int) (c / 256);
- low = c % 256;
- str2 = str2 + ((Integer.toHexString(high).length() < 2) ? "0" + Integer.toHexString(high) : Integer.toHexString(high));
- str2 = str2 + ((Integer.toHexString(low).length() < 2) ? "0" + Integer.toHexString(low) : Integer.toHexString(low));
- }
- if ((srcPort != -1) && (dstPort != -1)) str1 = Integer.toHexString((getText().length() * 2) + 7);
- else str1 = Integer.toHexString(getText().length() * 2);
- if (str1.length() != 2) str1 = "0" + str1;
- if ((srcPort != -1) && (dstPort != -1)) pdu = pdu + str1 + udh + str2;
- else pdu = pdu + str1 + str2;
- break;
- }
- return pdu.toUpperCase();
- }
- private String textToPDU(String text)
- {
- String pdu, str1;
- byte[] oldBytes, newBytes;
- BitSet bitSet;
- int i, j, k, value1, value2;
- str1 = "";
- text = CGSMAlphabets.text2Hex(text, CGSMAlphabets.GSM7BITDEFAULT);
- for (i = 0; i < text.length(); i += 2)
- {
- j = (Integer.parseInt("" + text.charAt(i), 16) * 16) + Integer.parseInt("" + text.charAt(i + 1), 16);
- str1 += (char) j;
- }
- text = str1;
- oldBytes = text.getBytes();
- bitSet = new BitSet(text.length() * 8);
- value1 = 0;
- for (i = 0; i < text.length(); i ++)
- for (j = 0; j < 7; j ++)
- {
- value1 = (i * 7) + j;
- if ((oldBytes[i] & (1 << j)) != 0) bitSet.set(value1);
- }
- value1 ++;
- if (((value1 / 56) * 56) != value1) value2 = (value1 / 8) + 1;
- else value2 = (value1 / 8);
- if (value2 == 0) value2 = 1;
- newBytes = new byte[value2];
- for (i = 0; i < value2; i ++)
- for (j = 0; j < 8; j ++)
- if ((value1 + 1) > ((i * 8) + j))
- if (bitSet.get(i * 8 + j)) newBytes[i] |= (byte) (1 << j);
- pdu = "";
- for (i = 0; i < value2; i ++)
- {
- str1 = Integer.toHexString((int) newBytes[i]);
- if (str1.length() != 2) str1 = "0" + str1;
- str1 = str1.substring(str1.length() - 2, str1.length());
- pdu += str1;
- }
- return pdu;
- }
- private String toBCDFormat(String s)
- {
- String bcd;
- int i;
- if ((s.length() % 2) != 0) s = s + "F";
- bcd = "";
- for (i = 0; i < s.length(); i += 2) bcd = bcd + s.charAt(i + 1) + s.charAt(i);
- return bcd;
- }
- }