package org.apache.maven.shared.tools.easymock;

 /*

  * Licensed to the Apache Software Foundation (ASF) under one

  * or more contributor license agreements.  See the NOTICE file

  * distributed with this work for additional information

  * regarding copyright ownership.  The ASF licenses this file

  * to you under the Apache License, Version 2.0 (the

  * "License"); you may not use this file except in compliance

  * with the License.  You may obtain a copy of the License at

  *

  *   http://www.apache.org/licenses/LICENSE-2.0

  *

  * Unless required by applicable law or agreed to in writing,

  * software distributed under the License is distributed on an

  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY

  * KIND, either express or implied.  See the License for the

  * specific language governing permissions and limitations

  * under the License.

  */

 import java.io.BufferedReader;

 import java.io.File;

 import java.io.FileReader;

 import java.io.FileWriter;

 import java.io.IOException;

 import java.io.PrintWriter;

 import java.io.StringWriter;

 import org.codehaus.plexus.util.IOUtil;

 /**

  * @version $Id: TestUtils.java 677117 2008-07-16 00:29:56Z vsiveton $

  */

 public final class TestUtils

 {

     private TestUtils()

     {

         //nop

     }

     /**

      * @param file

      * @param testStr

      * @throws IOException if any

      */

     public static void writeToFile( File file, String testStr )

         throws IOException

     {

         FileWriter fw = null;

         try

         {

             fw = new FileWriter( file );

             fw.write( testStr );

         }

         finally

         {

             IOUtil.close( fw );

         }

     }

     /**

      * @param file

      * @return

      * @throws IOException if any

      * @todo maybe used {@link IOUtil#toString(java.io.Reader)}

      */

     public static String readFile( File file )

         throws IOException

     {

         StringBuffer buffer = new StringBuffer();

         BufferedReader reader = new BufferedReader( new FileReader( file ) );

         String line = null;

         while ( ( line = reader.readLine() ) != null )

         {

             if ( buffer.length() > 0 )

             {

                 buffer.append( '\n' );

             }

             buffer.append( line );

         }

         return buffer.toString();

     }

     /**

      * @param error

      * @return

      */

     public static String toString( Throwable error )

     {

         StringWriter sw = new StringWriter();

         PrintWriter pw = new PrintWriter( sw );

         error.printStackTrace( pw );

         return sw.toString();

     }

 }