ConsoleUtils.java Source code

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Here is the source code for ConsoleUtils.java

Source

//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);
    }
}