root / import / ext3D / trunk / install-extension3d / IzPack / src / lib / com / izforge / izpack / util / StringTool.java @ 15280
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/*
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* Created on 11.11.2003
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*
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* $Id: StringTool.java,v 1.1 2006/06/14 07:29:07 cesar Exp $
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* IzPack
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* Copyright (C) 2002 by Marc Eppelmann
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*
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* File : StringTool.java
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* Description : Extended implemenation of Pythons string.replace and more...
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* Author's email : marc.eppelmann@gmx.de
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* Website : http://www.izforge.com
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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*/
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package com.izforge.izpack.util; |
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import java.io.File; |
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/**
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* A extended Java Implementation of Pythons string.replace()
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*
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* @author marc.eppelmann@gmx.de
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*/
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public class StringTool |
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{ |
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//~ Constructors *********************************************************************************
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/**
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* Default Constructor
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*/
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public StringTool( )
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{ |
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super( );
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} |
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//~ Methods **************************************************************************************
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/**
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* Test method
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*
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* @param args Commandline Args
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*/
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public static void main( String[] args ) |
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{ |
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System.out.println( "Test: string.replace(abc$defg,$de ,null ):" + StringTool.replace( "abc$defg", "$de", null, true ) ); |
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} |
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/**
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* Replaces <b>from</b> with <b>to</b> in given String: <b>value</b>
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*
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* @param value original String
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* @param from Search Pattern
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* @param to Replace with this
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*
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* @return the replaced String
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*/
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public static String replace( String value, String from, String to ) |
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{ |
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return replace( value, from, to, true ); |
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} |
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/**
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* Replaces <b>from</b> with <b>to</b> in given String: <b>value</b>
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*
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* @param value original String
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* @param from Search Pattern
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* @param to Replace with this
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* @param If set to true be case sensitive.
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*
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* @return the replaced String
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*/
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public static String replace( String value, String from, String to, boolean aCaseSensitiveFlag ) |
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{ |
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if( ( value == null ) || ( value.length( ) == 0 ) || ( from == null ) || ( from.length( ) == 0 ) ) |
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{ |
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return value;
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} |
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if( to == null ) |
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{ |
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to = "";
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} |
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String searchData = value;
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if( ! aCaseSensitiveFlag )
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{ |
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searchData = value.toLowerCase( ); |
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from = from.toLowerCase( ); |
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} |
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String result = value;
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int lastIndex = 0; |
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int index = value.indexOf( from );
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if( index != -1 ) |
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{ |
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StringBuffer buffer = new StringBuffer( ); |
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while( index != -1 ) |
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{ |
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buffer.append( value.substring( lastIndex, index ) ).append( to ); |
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lastIndex = index + from.length( ); |
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index = value.indexOf( from, lastIndex ); |
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} |
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buffer.append( value.substring( lastIndex ) ); |
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result = buffer.toString( ); |
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} |
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return result;
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} |
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/**
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* Normalizes a Windows or Unix Path.
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*
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* Reason: Javas File accepts / or \ for Pathes.
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* Batches or ShellScripts does it not!
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*
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* TODO: implement support for MAC < MacOSX
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*
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* @param destination
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* @param Force a target-system fileseparator
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*
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* @return
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*/
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public static String normalizePath( String destination, String fileSeparator ) |
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{ |
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String FILESEP = (fileSeparator == null) ? File.separator : fileSeparator; |
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destination = StringTool.replace( destination, "\\", "/" ); |
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//all occs of "//" by "/"
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destination = StringTool.replace( destination, "//", "/" ); |
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destination = StringTool.replace( destination, ":", ";" ); |
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destination = StringTool.replace( destination, ";", ":" ); |
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destination = StringTool.replace( destination, "/", FILESEP );
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if( "\\".equals( FILESEP ) ) |
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{ |
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destination = StringTool.replace( destination, ":", ";" ); |
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// results in "C;\" instead of "C:\"
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// so correct it:
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destination = StringTool.replace( destination, ";\\", ":\\" ); |
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} |
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// Convert the file separator characters
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return ( destination );
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} |
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/**
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* Normalizes a mixed Windows/Unix Path.
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* Does Only work for Windows or Unix Pathes
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* Reason: Java.File accepts / or \ for Pathes.
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* Batches or ShellScripts does it not!
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*
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* @param A accepted mixed form by java.File like "C:/a/mixed\path\accepted/by\Java"
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*
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* @return the normalized Path
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*/
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public static String normalizePath( String destination ) |
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{ |
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return( normalizePath( destination, null ) ); |
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} |
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} |