content: /*******************************************************************************
   * Copyright (c) 2000, 2008 IBM Corporation and others.
   * All rights reserved. This program and the accompanying materials
   * are made available under the terms of the Eclipse Public License v1.0
   * which accompanies this distribution, and is available at
   * http://www.eclipse.org/legal/epl-v10.html
   *
   * Contributors:
   *     IBM Corporation - initial API and implementation
   *******************************************************************************/
  package org.eclipse.wst.jsdt.internal.corext.refactoring.nls.changes;
  
  import java.io.IOException;
  import java.io.InputStream;
  
  import org.eclipse.core.resources.IFile;
  import org.eclipse.core.runtime.CoreException;
  import org.eclipse.core.runtime.IPath;
  import org.eclipse.core.runtime.NullProgressMonitor;
  import org.eclipse.wst.jsdt.core.IJavaScriptModelStatusConstants;
  import org.eclipse.wst.jsdt.core.JavaScriptModelException;
  import org.eclipse.wst.jsdt.internal.corext.refactoring.nls.NLSUtil;
  
  public class CreateTextFileChange extends CreateFileChange {
  	
  	private final String fTextType;
  	
  	public CreateTextFileChange(IPath path, String source, String encoding, String textType) {
  		super(path, source, encoding);
  		fTextType= textType;
  	}
  	
  	public String getTextType() {
  		return fTextType;
  	}
  	
  	public String getCurrentContent() throws JavaScriptModelException {
  		IFile file= getOldFile(new NullProgressMonitor());
  		if (! file.exists())
  			return ""; //$NON-NLS-1$
  		InputStream stream= null;
  		try{
  			stream= file.getContents();
  			String encoding= file.getCharset();
  			String c= NLSUtil.readString(stream, encoding);
  			return (c == null) ? "": c; //$NON-NLS-1$
  		} catch (CoreException e){
  			throw new JavaScriptModelException(e, IJavaScriptModelStatusConstants.CORE_EXCEPTION);
  		} finally {
  			try {
  				if (stream != null)
  					stream.close();
  			} catch (IOException x) {
  			}
  		}
  	}
  	
  	public String getPreview() {
  		return getSource();
  	}
  }
  
  