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/**
 * Copyright (c) 2007-2009 Eric Torreborre 
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated
 * documentation files (the "Software"), to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software,
 * and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all copies or substantial portions of
 * the Software. Neither the name of specs nor the names of its contributors may be used to endorse or promote
 * products derived from this software without specific prior written permission.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
 * TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
 * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 * DEALINGS IN THE SOFTWARE.
 */
package org.specs.io;
import java.io._

/**
 * The FileReader trait provides functions to read files
 */
trait FileReader {

  /**
   * reads the content of a file
   * @param path the path of the file to read
   * @return the content of the file at path
   */
  def readFile(path: String): String = {
    def appendLines(result: StringBuffer, in: BufferedReader, line: String): Unit = {
      if (line != null) {
        result.append(line)
        result.append("\n")
        appendLines(result, in, in.readLine)
      }
    }
    val in = new BufferedReader(new java.io.FileReader(path));
    val result = new StringBuffer
    appendLines(result, in, in.readLine)
    in.close();
    result.toString
  }
  /**
   * @returns a FileInputStream for a given file path
   */
  def inputStream(filePath: String): java.io.InputStream = new java.io.FileInputStream(filePath)
}