smsservice.java

LemonSMS is a component developed in Java that provides a turnkey solution for application developer

/* ====================================================================
 * The Apache Software License, Version 1.1
 *
 * Copyright (c) 2003 Melvin Dave P. Vivas. All rights
 * reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *
 * 3. The end-user documentation included with the redistribution,
 *    if any, must include the following acknowledgment:
 *    "This product includes software developed by Melvin Dave P. Vivas."
 *    Alternately, this acknowledgment may appear in the software
 *    itself, if and wherever such third-party acknowledgments
 *    normally appear.
 *
 * 4. The names "LemonSMS", and "Melvin Dave P. Vivas"
 *    must not be used to endorse or promote products derived from this
 *    software without prior written permission. For written
 *    permission, please contact [e-mail].
 *
 * 5. Products derived from this software may not be called "LemonSMS",
 *    nor may "LemonSMS" appear in their name, without prior written
 *    permission of Melvin Dave P. Vivas.
 *
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 * ====================================================================
 *
 * This software consists of voluntary contributions made by 
 * individuals on behalf of the LemonSMS project. For more
 * information , please see <http://www.sourceforge.net/projects/lemonsms>.
 */

package net.lemongreen.mobile.smslibrary;
 
import java.util.List;


/**
 * @author Melvin Dave P. Vivas 
 * 
 */
public class SMSService implements Loggable{

	private static SettingsLoader sl = null;
	protected static CommandUtility cmdutil = null;
	protected static SMSMessageSender msgS = null;
	protected static SMSMessageCleaner msgC = null;
	private static SMSRetrievalHandler msgB = null;
	private static String portID = null;
	private static SMSService smsS;	
	
	public static final void startService(String portID) throws LemonSMSException{
		logger.info("Starting SMS Service");
		logger.info("Using port : " + portID);
		if (sl == null) {
			sl = new SettingsLoader(portID);
		}
		if (cmdutil == null) {
			try {
				cmdutil = new CommandUtility(sl.portUsed);
			} catch (LemonSMSException e) {
				throw new LemonSMSException("SMSService : () " + e.getCause());
			}
		}
		if (msgS == null) {
			msgS = SMSMessageSender.getInstance();
		}
		if (msgC == null) {
			msgC = SMSMessageCleaner.getInstance();
		}
		if (msgB == null) {
			msgB = SMSRetrievalHandler.getInstance();
		}

		try {
			cmdutil.executeCommand(cmdutil.getCMD_AT());
			checkIfATOK();
			Thread.sleep(2000);
			cmdutil.executeCommand(cmdutil.getSET_SMSMODE_TO_TEXT());
			checkIfSetModeToTextOK();
			Thread.sleep(2000);
		} catch (InterruptedException e) {
			logger.error(e);
			throw new LemonSMSException("SMSService : () " + e.getCause());
		} catch (LemonSMSException e){
			throw new LemonSMSException("SMSService : () " + e.getCause());
		}

	}

	private final static void checkIfATOK() throws LemonSMSException{
		String tmp = null;
		
		try {
			tmp = cmdutil.getCommandResponse();
		} catch (LemonSMSException e) {
			logger.error(e);
			throw new LemonSMSException("SMSService : () " + e.getCause());
		}
		
		if (tmp == null || tmp.equals("")) {
			logger.error("Error.");
			logger.error(
				"Cannot establish connection to Communications Port "
					+ sl.portUsed
					+ ".  Check your cable.");
			logger.error("Be sure your cable is connected properly.");
			logger.error(
				"You can try to unplug and replug your cable and try to run the application again.");
			System.exit(0);
		}
		if (tmp.indexOf("ERROR") > -1) {
			logger.debug(tmp);
			logger.error("Error Encountered.Check your cable connection.");
		} else if (tmp.indexOf("OK") > -1) {
			logger.info(
				"Connection to Communications Port \""
					+ sl.portUsed
					+ "\" successful");
			logger.info("SMS Service started.");
		} else {
			logger.error(
				"Cannot establish connection to Communications Port "
					+ sl.portUsed
					+ ".  Check your cable.");
			logger.error("Be sure your cable is connected properly.");
			logger.error(
				"You can try to unplug and replug your cable and try to run the application again.");
			System.exit(0);
		}
	}
	private final static void checkIfSetModeToTextOK() throws LemonSMSException{
		String tmp = null;
		try {
			tmp = cmdutil.getCommandResponse();
		} catch (LemonSMSException e) {
			throw new LemonSMSException("SMSService : () " + e.getCause());
		}
		if (tmp.indexOf("ERROR") > -1) {
			logger.debug(tmp);
			logger.error("Error in setting mode to text.");
		} else if (tmp.indexOf("OK") > -1) {
			//logger.info("Setting mode to text ok.");
		} else {
			logger.error("Check your cable connection");
			throw new LemonSMSException("Error in connecting : Check your cable connection");
		}
	}

	public final static void shutdownService() throws LemonSMSException{
		logger.info("Shutting Down SMS Service...");
		if (cmdutil != null) {
			try {
				cmdutil.destroy();
			} catch (LemonSMSException e) {
				throw new LemonSMSException("SMSService : () " + e.getCause());
			}
			cmdutil = null;
		}
		if (msgS != null) {
			msgS = null;
		}
		if (msgC != null) {
			msgC = null;
		}
		if (msgB != null) {
			msgB = null;
		}
		logger.info("SMS Service successfully stopped.");
	}
	
	public final static List retrieveMessages() {
			return msgB.getMessagesList();			
	}
	public final static void processMessagesToFile(String inboxFile) {
			msgB.processMessageListToFile(inboxFile);			
	}	
	public final static void sendMessage(String number, String message) {
			msgS.sendSMS(number, message);
	}
	public final static void deleteMessage(String msgIndex) {
			msgC.deleteSMS(msgIndex);			
	}


}