org.marre.sms.SmsUdhElement Maven / Gradle / Ivy
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
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*
* Software distributed under the License is distributed on an "AS IS" basis,
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* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is "SMS Library for the Java platform".
*
* The Initial Developer of the Original Code is Markus Eriksson.
* Portions created by the Initial Developer are Copyright (C) 2002
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
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package org.marre.sms;
import java.io.*;
/**
* Represents an User Data Header Element
*
* @author Markus Eriksson
* @version $Id$
*/
public final class SmsUdhElement
{
protected final SmsUdhIei udhIei_;
protected final byte[] udhIeiData_;
/**
* Creates an SmsUdhElement
*
* @param udhIei
* @param udhIeiData
*/
public SmsUdhElement(SmsUdhIei udhIei, byte[] udhIeiData)
{
udhIei_ = udhIei;
udhIeiData_ = udhIeiData==null?new byte[0]:udhIeiData;
}
/**
* Returns the total length of this UDH element.
*
* The length is including the UDH data length and the UDH "header" (2 bytes)
* @return the length
*/
public int getTotalSize()
{
return udhIeiData_.length + 2;
}
/**
* Returns the length of the UDH iei data
*
* The length returned is only the length of the data
* @return Length of data
*/
public int getUdhIeiDataLength()
{
return udhIeiData_.length;
}
/**
* Returns the Udh Iei Data excluding the UDH "header"
* @return Data
*/
public byte[] getUdhIeiData()
{
return udhIeiData_;
}
/**
* Return the UDH element including the UDH "header" (two bytes)
*
* @return Data
*/
public byte[] getData()
{
byte[] allData = new byte[udhIeiData_.length + 2];
allData[0] = (byte) (udhIei_.getValue() & 0xff);
allData[1] = (byte) (udhIeiData_.length & 0xff);
System.arraycopy(udhIeiData_, 0, allData, 2, udhIeiData_.length);
return allData;
}
/**
* Writes the UDH element including UDH "header" to the given stream
*
* @param os Stream to write to
* @throws IOException
*/
public void writeTo(OutputStream os)
throws IOException
{
os.write(udhIei_.getValue());
os.write(udhIeiData_.length);
os.write(udhIeiData_);
}
}