001/*
002 * Copyright (c) 1998-2010 The Regents of the University of California.
003 * All rights reserved.
004 *
005 * '$Author: welker $'
006 * '$Date: 2010-05-06 05:21:26 +0000 (Thu, 06 May 2010) $' 
007 * '$Revision: 24234 $'
008 * 
009 * Permission is hereby granted, without written agreement and without
010 * license or royalty fees, to use, copy, modify, and distribute this
011 * software and its documentation for any purpose, provided that the above
012 * copyright notice and the following two paragraphs appear in all copies
013 * of this software.
014 *
015 * IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY
016 * FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
017 * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF
018 * THE UNIVERSITY OF CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF
019 * SUCH DAMAGE.
020 *
021 * THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
022 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
023 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE
024 * PROVIDED HEREUNDER IS ON AN "AS IS" BASIS, AND THE UNIVERSITY OF
025 * CALIFORNIA HAS NO OBLIGATION TO PROVIDE MAINTENANCE, SUPPORT, UPDATES,
026 * ENHANCEMENTS, OR MODIFICATIONS.
027 *
028 */
029
030package org.camera.service;
031
032//////////////////////////////////////////////////////////////////////////
033////ServiceUtils
034/**
035<p>ServiceUtils is a utility class.
036</p>
037 * 
038 * @author Madhu, SDSC
039 * @version $Id: ServiceUtils.java 24234 2010-05-06 05:21:26Z welker $
040 */
041public class ServiceUtils {
042        
043        public static final String LINESEP = System.getProperty("line.separator");
044        public static final String FILESEP = System.getProperty("file.separator");
045        public static final String USERHOME = System.getProperty("user.home");
046        public static final String OS = System.getProperty("os.name");
047        public static final String TAB = "\t";
048        
049        public static final String ANEMPTYSPACE = " ";
050        public static final String NOSPACE = "";                
051        public static final String PARAMDELIMITER = ",";
052        public static final String EQUALDELIMITER = "=";
053        public static final String GT = ">";
054        
055        /**
056         *
057         * Checks if supplied string is empty or null
058         * @param String
059         * @return boolean
060         */
061        public static boolean checkEmptyString(String value){
062
063                if(value == null || value.trim().equals(NOSPACE)){
064                        return true;
065                }
066
067                return false;
068        }
069        /**
070         * @param val
071         *       */
072        public static  String trimString(String val){
073                return val.trim();
074        }
075}