XmlTransformer.java

/*
Name: 
    - XmlTransformer

Description: 
    -  

Requires:
    - 
    
Provides:
    - 

Part of: ProcessPuzzle Framework, Domain and Business Model Ready Architecture. Provides content, workflow and social networking functionality. 
http://www.processpuzzle.com

ProcessPuzzle - Content and Workflow Management Integration Business Platform

Author(s): 
    - Zsolt Zsuffa

Copyright: (C) 2011 This program is free software: you can redistribute it and/or modify it under the terms of the 
GNU General Public License as published by the Free Software Foundation, either version 3 of the License, 
or (at your option) any later version.

This program 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 General Public License for more details.

You should have received a copy of the GNU General Public License along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

package com.processpuzzle.application.resource.domain;

import java.io.IOException;
import java.io.InputStream;
import java.io.StringReader;
import java.io.StringWriter;

import javax.xml.transform.Result;
import javax.xml.transform.Source;
import javax.xml.transform.Transformer;
import javax.xml.transform.TransformerException;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.stream.StreamResult;
import javax.xml.transform.stream.StreamSource;

public class XmlTransformer {

   public static String transform(String xml, InputStream xslt) throws IOException, TransformerException {
      StringWriter out = new StringWriter();
      
      try {
         TransformerFactory factory = TransformerFactory.newInstance();
         Transformer transformer = factory.newTransformer(new StreamSource(xslt));

         Source src = new StreamSource(new StringReader(xml));
         Result res = new StreamResult(out);
         
         transformer.transform(src, res);
         return out.toString();
      } finally {
         out.close();
      }
   }
   
   public static String transform(String xml, String xslt) throws IOException, TransformerException {
      StringWriter out = new StringWriter();
      
      try {
         TransformerFactory factory = TransformerFactory.newInstance();
         Transformer transformer = factory.newTransformer(new StreamSource(new StringReader(xslt)));

         Source src = new StreamSource(new StringReader(xml));
         Result res = new StreamResult(out);
         
         transformer.transform(src, res);
         return out.toString();
      } finally {
         out.close();
      }
   }
}