abstractcmd.java

java实现的数据通信的八种编码方式（AMIcode码

/**
 * Pxb cmd Tool 
 * Copyright (C) 2008 Panxiaobo.
 * $Id: AbstractCmd.java 2 2008-10-15 12:07:18Z Panxiaobo $
 */
package pxb.cmd;

import java.io.PrintStream;

/**
 * @author Panxiaobo [[e-mail]]
 */
public abstract class AbstractCmd implements Cmd
{
	public String getName()
	{
		return "UnKnown";
	}

	public String getVersion()
	{
		return "UnKnown";
	}

	public String[] getUsages()
	{
		return new String[] { "UnKnown" };
	}

	public String[] getExamples()
	{
		return new String[] { "UnKnown" };
	}

	public void help(PrintStream out)
	{
		out.println("Copyright (C) 2008 Panxiaobo.");
		out.print("Name   : ");
		out.println(this.getName());
		out.print("Version: ");
		out.println(this.getVersion());

		for (String usage : this.getUsages())
		{
			out.print("Usage  : ");
			out.println(usage);
		}
		for (String example : this.getExamples())
		{
			out.print("Example: ");
			out.println(example);
		}
	}

	public void execute(String[] args, PrintStream out)
	{
		if (!checkArgs(args, out))
		{
			this.help(out);
			return;
		}
		this.doExecute(args, out);
	}

	protected boolean checkArgs(String[] args, PrintStream out)
	{
		return this.checkArgs(args, 0, out);
	}

	protected void doExecute(String args[], PrintStream out)
	{

	}

	protected boolean checkArgs(String[] args, int nowIndex, PrintStream out)
	{
		return true;
	}
}