Java PipedWriter close()方法

java.io.PipedWriter.close() 方法关闭此管道输出流并释放与此流相关的所有系统资源。此流可能不再用于编写字符。

1 语法

public void close()

2 参数

无

3 返回值

无

4 示例 

package com.yiidian;

/**
 * 一点教程网： http://www.yiidian.com
 */
/**
 * java.io.PipedWriter.close()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
            writer.connect(reader);

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

            // close the writer
            System.out.println("Closing writer...");
            writer.close();
            System.out.println("Writer closed.");

            // print 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：

Closing writer...
Writer closed.
F
G