001: /* ========================================================================
002: * JCommon : a free general purpose class library for the Java(tm) platform
003: * ========================================================================
004: *
005: * (C) Copyright 2000-2005, by Object Refinery Limited and Contributors.
006: *
007: * Project Info: http://www.jfree.org/jcommon/index.html
008: *
009: * This library is free software; you can redistribute it and/or modify it
010: * under the terms of the GNU Lesser General Public License as published by
011: * the Free Software Foundation; either version 2.1 of the License, or
012: * (at your option) any later version.
013: *
014: * This library is distributed in the hope that it will be useful, but
015: * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
016: * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
017: * License for more details.
018: *
019: * You should have received a copy of the GNU Lesser General Public
020: * License along with this library; if not, write to the Free Software
021: * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
022: * USA.
023: *
024: * [Java is a trademark or registered trademark of Sun Microsystems, Inc.
025: * in the United States and other countries.]
026: *
027: * ----------------
028: * StringUtils.java
029: * ----------------
030: * (C)opyright 2003, 2004, by Thomas Morgner and Contributors.
031: *
032: * Original Author: Thomas Morgner;
033: * Contributor(s): David Gilbert (for Object Refinery Limited);
034: *
035: * $Id: StringUtils.java,v 1.5 2005/10/18 13:24:19 mungady Exp $
036: *
037: * Changes
038: * -------------------------
039: * 21.06.2003 : Initial version
040: *
041: */
042:
043: package org.jfree.util;
044:
045: /**
046: * String utilities.
047: *
048: * @author Thomas Morgner.
049: */
050: public class StringUtils {
051:
052: /**
053: * Private constructor prevents object creation.
054: */
055: private StringUtils() {
056: }
057:
058: /**
059: * Helper functions to query a strings start portion. The comparison is case insensitive.
060: *
061: * @param base the base string.
062: * @param start the starting text.
063: *
064: * @return true, if the string starts with the given starting text.
065: */
066: public static boolean startsWithIgnoreCase(final String base,
067: final String start) {
068: if (base.length() < start.length()) {
069: return false;
070: }
071: return base.regionMatches(true, 0, start, 0, start.length());
072: }
073:
074: /**
075: * Helper functions to query a strings end portion. The comparison is case insensitive.
076: *
077: * @param base the base string.
078: * @param end the ending text.
079: *
080: * @return true, if the string ends with the given ending text.
081: */
082: public static boolean endsWithIgnoreCase(final String base,
083: final String end) {
084: if (base.length() < end.length()) {
085: return false;
086: }
087: return base.regionMatches(true, base.length() - end.length(),
088: end, 0, end.length());
089: }
090:
091: /**
092: * Queries the system properties for the line separator. If access
093: * to the System properties is forbidden, the UNIX default is returned.
094: *
095: * @return the line separator.
096: */
097: public static String getLineSeparator() {
098: try {
099: return System.getProperty("line.separator", "\n");
100: } catch (Exception e) {
101: return "\n";
102: }
103: }
104:
105: }
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