/* * Copyright (C) 2008 Andrea Zito *  * This file is part of jMmsLib. * * jMmsLib 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 3 of  * the License, or  (at your option) any later version. * * jMmsLib 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 jMmsLib.  If not, see <http://www.gnu.org/licenses/>. */ package net.sourceforge.jmmslib;import java.io.File;import java.io.FileNotFoundException;import java.io.IOException;import java.io.RandomAccessFile;/** * Defines a part of the MMS message.<br> * <p>Actually part can contain only text and images.</p> * <p> * 	Here a brief example on how to use the class. * 	<pre> * 	  MmsMessage mms = new MmsMessage(); * 	  //fill the fields... *  * 	  MmsPart p = new MmsPart(); * 	  p.setPartContent(new String("Hello World").getBytes("US-ASCII")); *    p.setPartContentType(MmsMessage.CTYPE_TEXT_PLAIN); * *    mms.addPart(p); * 	</pre> * </p> * @author Andrea Zito * */public class MmsPart {	/** Identifier of the part*/	private String partId;		/** Part data */	private byte[] partContent;		/** Part content type*/	private String partType;		/** Charset of the text component */	private String partCharset;			/** 	 * Creates an MmsPart object 	 */	public MmsPart(){		this.partId = null;		this.partContent = null;		this.partType = MmsMessage.CTYPE_UNKNOWN;		this.partCharset = MmsMessage.CHARSET_US_ASCII;	}		/**	 * Sets the part identifier.	 * @param id part identifier	 */	public void setPartId(String id){		this.partId = id;	}		/**	 * Sets the part data.	 * @param buffer part data buffer	 */	public void setPartContent(byte buffer[]){		partContent = buffer;	}		/**	 * Sets the part data from a file.	 * @param f part data file	 * @throws FileNotFoundException 	 * @throws MmsContentException part data too big	 */	public void setPartContent(File f) throws FileNotFoundException, MmsContentException{		RandomAccessFile file = new RandomAccessFile(f, "r");				byte buf[] = null;		try{			long fileSize = file.length();					if (fileSize > Integer.MAX_VALUE)				throw new MmsContentException("MMS Part content file ("+ f +") too big.");					buf = new byte[(int)fileSize];			file.read(buf);		}catch(IOException e){}				setPartContent(buf);	}		/**	 * Sets the part data from a file name.	 * This implementation calls setPartContent(new File(filePath));	 * @param filePath path of the part data file	 * @throws FileNotFoundException	 * @throws MmsContentException	 */	public void setPartContent(String filePath) throws FileNotFoundException, MmsContentException{		setPartContent(new File(filePath));	}		/**	 * Sets the part content type.	 * @param contentType part content type	 */	public void setPartContentType(String contentType){		this.partType = contentType;	}		/**	 * Returns the part identifier.	 * @return part identifier	 */	public String getPartId(){		if (this.partId == null) return "";		else return this.partId;	}		/**	 * Returns the buffer containing the part data.	 * @return part data buffer	 */	public byte[] getPartContent(){		return this.partContent;	}		/**	 * Returns the part content type.	 * @return part content type	 */	public String getPartContentType(){		return this.partType;	}		/**	 * Returns the charset for the content.	 * Valid only in case of text/ content type.	 * @return charset	 */	public String getPartCharset(){		return this.partCharset;	}		/**	 * Sets the charset for the content.	 * Valid only in case of text/ content type.	 * @param charset charset	 */	public void setPartCharset(String charset){		this.partCharset = charset;	}}