PipedReader 

Introduction

The Java.io.PipedReader class is piped character-input streams.

Class declaration

Following is the declaration for Java.io.PipedReader class −

public class PipedReader
   extends Reader

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Field

Following are the fields for Java.io.PipedReader class −

• protected Object lock − This is the object used to synchronize operations on this stream.

Class constructors

Sr.No.	Constructor & Description
1	PipedReader()This creates a PipedReader so that it is not yet connected.
2	PipedReader(int pipeSize)This creates a PipedReader so that it is not yet connected and uses the specified pipe size for the pipe’s buffer.
3	PipedReader(PipedWriter src)This creates a PipedReader so that it is connected to the piped writer src.
4	PipedReader(PipedWriter src, int pipeSize)This creates a PipedReader so that it is connected to the piped writer src and uses the specified pipe size for the pipe’s buffer.

Class methods

Sr.No.	Method & Description
1	void close()This method closes this piped stream and releases any system resources associated with the stream.
2	void connect(PipedWriter src)This method causes this piped reader to be connected to the piped writer src.
3	int read()This method reads the next character of data from this piped stream.
4	int read(char[] cbuf, int off, int len)This method reads up to len characters of data from this piped stream into an array of characters.
5	boolean ready()This method tell whether this stream is ready to be read.

Methods inherited

This class inherits methods from the following classes −

• Java.io.Reader
• Java.io.Object