Java控制台输入，输出！

/* * Created on 2005-4-5
* * TODO To change the template for this generated file go to
* Window - Preferences - Java - Code Style - Code Templates
*/

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

/**
* @author Zhangql
*
* TODO To change the template for this generated type comment go to
* Window - Preferences - Java - Code Style - Code Templates
*/
public class EnterConsole
{
public static void main(String[] args) throws IOException
{
EnterConsole enterConsole = new EnterConsole();
enterConsole.printConsoleChar();
}
/**
* 从控制对接收一行字符串，然后输出到控制台
* @throws IOException
*/
public void printConsoleLine() throws IOException
{
BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
String str = null;
System.out.println("Enter your value:");
str = br.readLine();
System.out.println("your value is :"+str);
}
/**
* 从控制台接收一个字符
* 然后打印到控制台上
* @throws IOException
*/
public void printConsoleChar() throws IOException
{
System.out.print("Enter a Char:");
char i = (char) System.in.read();
System.out.println("your char is :"+i);
}
}

原文转自：http://www.ltesting.net