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The NeoDatis Object Database
/*
NeoDatis ODB : Native Object Database ([email protected])
Copyright (C) 2007 NeoDatis Inc. http://www.neodatis.org
"This file is part of the NeoDatis ODB open source object database".
NeoDatis ODB 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 2.1 of the License, or (at your option) any later version.
NeoDatis ODB 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 this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
package org.neodatis.tool.wrappers;
import java.io.PrintWriter;
import java.io.StringWriter;
/**
* @sharpen.ignore
* @author olivier
*
*/
public class OdbString {
public static String[] split(String source, String separators){
return source.split(separators);
}
/** Replace a string within a string
@param source The String to modify
@param tokenToReplace The Token to replace
@param newToken The new Token
@return String The new String
@exception RuntimeException where trying to replace by a new token and this new token contains the token to be replaced
*/
static public String replaceToken( String source , String tokenToReplace , String newToken )
{
// Default is to replace all -> -1
return replaceToken( source , tokenToReplace , newToken , -1 );
}
/** Replace a string within a string
@param source The String to modify
@param tokenToReplace The Token to replace
@param newToken The new Token
@param numberOfTimes The number of time, the replace operation must be done. -1 means replace all
@return String The new String
@exception RuntimeException where trying to replace by a new token and this new token contains the token to be replaced
*/
static public String replaceToken( String source , String tokenToReplace , String newToken , int numberOfTimes )
{
int index = 0;
boolean hasToken = true;
StringBuffer result = new StringBuffer( source );
String tmp = result.toString();
int oldTokenLength = tokenToReplace.length();
int times = 0;
// To prevent from replacing the token with a token containing the Token to replace
if( numberOfTimes == -1 && newToken.indexOf(tokenToReplace) != -1 )
{
throw new RuntimeException("Can not replace by this new token because it contains token to be replaced");
}
while(hasToken)
{
index = tmp.indexOf( tokenToReplace , index );
hasToken = (index != -1);
if( hasToken )
{
// Control number of times
if( numberOfTimes != -1 )
{
if( times < numberOfTimes )
{
times ++;
}
else
{
// If we already replaced the number of times asked then exit
break;
}
}
result.replace( index , index + oldTokenLength , newToken );
tmp = result.toString();
}
index = 0;
}
return result.toString();
}
/**
* If escape==true, then remove $.
* @param e
* @param escape
* @return
*/
public static String exceptionToString(Throwable e, boolean escape) {
StringWriter sw = new StringWriter();
PrintWriter pw = new PrintWriter(sw);
e.printStackTrace(pw);
String s = sw.getBuffer().toString();
if(escape){
s = s.replaceAll("\\$", "-");
}
return s;
}
public static String substring(String s, int beginIndex){
return substring(s, beginIndex, s.length());
}
public static String substring(String s, int beginIndex, int endIndex){
if (beginIndex < 0) {
throw new StringIndexOutOfBoundsException(beginIndex);
}
if (endIndex > s.length()) {
throw new StringIndexOutOfBoundsException(endIndex);
}
if (beginIndex > endIndex) {
throw new StringIndexOutOfBoundsException(endIndex - beginIndex);
}
if(beginIndex == 0 && endIndex == s.length()){
return s;
}
StringBuffer buffer = new StringBuffer();
for(int i=beginIndex;i