Java PipedReader connect()方法

java.io.PipedReader.connect(PipedWriter src) 方法导致此管道读卡器连接到传送writer src中。如果此对象已经连接到其他某个传送writer，则抛出IOException。

1 语法

public void connect(PipedWriter src)

2 参数

src：要连接的管道编写器。

3 返回值

无

4 示例 

package com.yiidian;

/**
 * 一点教程网： http://www.yiidian.com
 */
/**
 * java.io.PipedReader.connect(PipedWriter src)方法的例子
 */
import java.io.*;

public class Demo {
    public static void main(String[] args) {

        // create a new Piped writer and reader
        PipedWriter writer = new PipedWriter();
        PipedReader reader = new PipedReader();

        try {
            // connect the reader and the writer
            reader.connect(writer);

            // write something
            writer.write(70);
            writer.write(71);

            // read what we wrote
            for (int i = 0; i < 2; i++) {
                System.out.println("" + (char) reader.read());
            }
        } catch (IOException ex) {
            ex.printStackTrace();
        }
    }
}

输出结果为：

F
G