Cobertura example source code file (Util.java)

This example Cobertura source code file (Util.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Cobertura tags/keywords

bufferedreader, bytearrayoutputstream, bytearrayoutputstream, file, file, filenotfoundexception, filereader, io, ioexception, ioexception, printstream, printstream, string, util

The Cobertura Util.java source code

/*
 * Cobertura - http://cobertura.sourceforge.net/
 *
 * Copyright (C) 2006 John Lewis
 * Copyright (C) 2006 Mark Doliner
 * 
 * Note: This file is dual licensed under the GPL and the Apache
 * Source License 1.1 (so that it can be used from both the main
 * Cobertura classes and the ant tasks).
 *
 * Cobertura 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 2 of the License,
 * or (at your option) any later version.
 *
 * Cobertura 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 Cobertura; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
 * USA
 */

package net.sourceforge.cobertura.ant;

import java.io.BufferedReader;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;
import java.io.PrintStream;

class Util
{

	static File createTemporaryTextFile(String prefix) throws IOException
	{
		File outputFile;
		outputFile = File.createTempFile(prefix, ".txt");
		outputFile.deleteOnExit();
		return outputFile;
	}

	/**
	 * Returns the text of a file as a string.
	 * 
	 * @param file The file to read.
	 * @return A string containing the text of the file
	 */
	static String getText(File file) throws FileNotFoundException, IOException
	{
		ByteArrayOutputStream baos = new ByteArrayOutputStream();
		PrintStream ps = new PrintStream(baos);
		BufferedReader reader = null;
		try
		{
			reader = new BufferedReader(new FileReader(file));
			String line;
			while ((line = reader.readLine()) != null)
			{
				ps.println(line);
			}
			ps.close();
		}
		finally
		{
			ps.close();
			if (reader != null)
			{
				try
				{
					reader.close();
				}
				catch (IOException e)
				{
					System.err.println("IOException when closing file " + file.getAbsolutePath());
					e.printStackTrace();
				}
			}
		}

		return baos.toString();
	}

}