Java PipedOutputStream close（）方法与示例

PipedOutputStream类close()方法 (PipedOutputStream Class close() method)

close() method is available in java.io package.
close()方法在java.io包中可用。
close() method is used to close this PipedOutputStream and free all system resources linked with this stream.
close()方法用于关闭此PipedOutputStream并释放与此流链接的所有系统资源。
close() method is a non-static method, it is accessible with the class object only and if we try to access the method with the class name then we will get an error.
close()方法是一个非静态方法，只能通过类对象访问，如果尝试使用类名称访问该方法，则会收到错误消息。
close() method may throw an exception at the time of closing the stream.
close()方法在关闭流时可能会引发异常。

IOException: This exception may throw when getting any input/output error while performing.
IOException ：在执行过程中遇到任何输入/输出错误时，可能引发此异常。

Syntax:

句法：

    public void close();

Parameter(s):

参数：

It does not accept any parameter.
它不接受任何参数。

Return value:

返回值：

The return type of the method is void, it returns nothing.

该方法的返回类型为void ，不返回任何内容。

Example:

例：

// Java program to demonstrate the example 
// of void close() method of PipedOutputStream
import java.io.*;
public class CloseOfPOS {
public static void main(String[] args) throws Exception {
int val = 65;
try {
// Instantiates PipedInputStream and 
// PipedOutputStream
PipedInputStream pipe_in = new PipedInputStream();
PipedOutputStream pipe_out = new PipedOutputStream();
// By using close() method is to close
// the stream
pipe_in.close();
pipe_out.close();
// when we call write() method after closing the
// stream will result an exception
for (int i = 0; i < 3; ++i) {
// By using write() method is to
// write the val to the stream pipe_out
pipe_out.write(val);
val++;
}
} catch (Exception ex) {
System.out.println("Stream Closed Before!!!!");
}
}
}

Output

输出量