Source Code : Console read and write Utils

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Console read and write Utils

        
//package org.loon.framework.game.simple.utils;

import java.io.BufferedReader;
import java.io.File;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.List;

/**
 * 
 * Copyright 2008 - 2009
 * 
 * Licensed 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.
 * 
 * @project loonframework
 * @author chenpeng
 * @email:ceponline@yahoo.com.cn
 * @version 0.1
 */
final public class ConsoleUtils {

  private static BufferedReader reader;

  static {
    reader = new BufferedReader(new InputStreamReader(System.in));
  }

  private static String readData() {
    try {
      return reader.readLine();
    } catch (IOException ex) {
      return null;
    }
  }

  public static String readString() {
    return readData();
  }

  public static int readInteger() {
    return Integer.parseInt(readData());
  }

  public static float readFloat() {
    return Float.parseFloat(readData());
  }

  public static double readDouble() {
    return Double.parseDouble(readData());
  }

  public static long readLong() {
    return Long.parseLong(readData());
  }

  public static char[] readChars() {
    return readData().toCharArray();
  }

  public static String readSubstring(int start, int end) {
    return readData().substring(start, end);
  }

  public static int execute(String command) throws InterruptedException,
      IOException {
    Process process = Runtime.getRuntime().exec(command);
    process.waitFor();
    return process.exitValue();
  }

  public static Process exec(String command[], boolean stop)
      throws InterruptedException, IOException {
    Process p = Runtime.getRuntime().exec(command);
    if (stop)
      p.waitFor();
    return p;
  }

  public static Process exec(String exePath, List files, boolean stop)
      throws InterruptedException, IOException {
    List filePaths = new ArrayList();
    filePaths.add(exePath);
    for (int i = 0; i < files.size(); i++) {
      File file = (File) files.get(i);
      filePaths.add(file.getPath());
    }
    String command[] = (String[]) filePaths.toArray(new String[filePaths
        .size()]);
    return exec(command, stop);
  }

  public static Process exec(String command, boolean stop)
      throws InterruptedException, IOException {
    return exec(new String[] { command }, stop);
  }
}

   
    
    
    
    
    
    
    
  

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