/**
 * Copyright (c) 2013, Groupon, Inc.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the following disclaimer.
 *
 * Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution.
 *
 * Neither the name of GROUPON nor the names of its contributors may be
 * used to endorse or promote products derived from this software without
 * specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
 * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

 * Created with IntelliJ IDEA.
 * User: Dima Kovalenko (@dimacus) && Darko Marinov
 * Date: 5/10/13
 * Time: 4:06 PM
 */

package com.groupon;

import java.util.HashMap;
import java.util.Map;

public abstract class ExecuteOSTask {

  final private String noteImplementedError = "This task was not implemented on " + OSChecker.getOSName();
  public boolean waitToFinishTask = true;

  public String execute() {
    return execute("");
  }

  public String execute(String parameter) {
    String command = OSChecker.isWindows() ? getWindowsCommand() : OSChecker.isMac() ? getMacCommand() : getLinuxCommand();
    return ExecuteCommand.execRuntime(command + parameter, waitToFinishTask);
  }

  public abstract String getEndpoint();

  public abstract String getDescription();


  public String getWindowsCommand(String parameter){
    throw new RuntimeException(noteImplementedError);
  }

  public String getWindowsCommand() {
    return getWindowsCommand("");
  }


  public String getLinuxCommand(String parameter) {
    throw new RuntimeException(noteImplementedError);
  }

  public String getLinuxCommand() {
    return getLinuxCommand("");
  }

  public String getMacCommand(String parameter) {
    return getLinuxCommand(parameter);
  }

  public String getMacCommand() {
    return getLinuxCommand();
  }


  public static void register() {
    Map apiDescription = new HashMap();
//    apiDescription.put("endpoint", endpoint);
//    apiDescription.put("description", description);
//    apiDescription.put("class", className);

    ApiDocumentation.register(apiDescription);
  }

}

/**
 * Copyright (c) 2013, Groupon, Inc.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the following disclaimer.
 *
 * Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution.
 *
 * Neither the name of GROUPON nor the names of its contributors may be
 * used to endorse or promote products derived from this software without
 * specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
 * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

 * Created with IntelliJ IDEA.
 * User: Dima Kovalenko (@dimacus) && Darko Marinov
 * Date: 5/10/13
 * Time: 4:06 PM
 */

package com.groupon;

import java.util.HashMap;
import java.util.Map;

public abstract class ExecuteOSTask {

  final private
  String
      noteImplementedError =
      "This task was not implemented on " + OSChecker.getOSName();
  public boolean waitToFinishTask = true;

  public String execute() {
    return execute("");
  }

  public String execute(String parameter) {

    System.out.println(
        this.getClass().getSimpleName() + " was called with '" + parameter + "' parameter");

    String

        command =
        OSChecker.isWindows() ? getWindowsCommand()
                              : OSChecker.isMac() ? getMacCommand() : getLinuxCommand();

    return ExecuteCommand.execRuntime(command + parameter, waitToFinishTask);
  }

  public abstract String getEndpoint();

  public abstract String getDescription();


  public String getWindowsCommand(String parameter) {
    throw new RuntimeException(noteImplementedError + " " + this.getClass().getCanonicalName());
  }

  public String getWindowsCommand() {
    return getWindowsCommand("");
  }


  public String getLinuxCommand(String parameter) {
    throw new RuntimeException(noteImplementedError + " " + this.getClass().getCanonicalName());
  }

  public String getLinuxCommand() {
    return getLinuxCommand("");
  }

  public String getMacCommand(String parameter) {
    return getLinuxCommand(parameter);
  }

  public String getMacCommand() {
    return getLinuxCommand();
  }


  public static void register() {
    Map apiDescription = new HashMap();
//    apiDescription.put("endpoint", endpoint);
//    apiDescription.put("description", description);
//    apiDescription.put("class", className);

    ApiDocumentation.register(apiDescription);
  }

}

Format for Java