org.apache.commons.io.input

Class UnsynchronizedReader

java.lang.Object

java.io.Reader

org.apache.commons.io.input.UnsynchronizedReader

All Implemented Interfaces:

Closeable, AutoCloseable, Readable

Direct Known Subclasses:

UnsynchronizedBufferedReader

public abstract class UnsynchronizedReader
extends Reader

A Reader without any of the superclass' synchronization.

Field Summary

Fields inherited from class java.io.Reader

lock

Constructor Summary

Constructors

Constructor and Description
UnsynchronizedReader() Constructs a new instance.

Method Summary

Modifier and Type	Method and Description
(package private) void	checkOpen() Checks if this instance is closed and throws an IOException if so.
void	close()
boolean	isClosed() Tests whether this instance is closed; if close() completed successfully.
void	setClosed(boolean closed) Sets whether this instance is closed.
long	skip(long n) Skips characters by reading from this instance.

Methods inherited from class java.io.Reader

mark, markSupported, read, read, read, read, ready, reset

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

UnsynchronizedReader

public UnsynchronizedReader()

Constructs a new instance.

Method Detail

checkOpen

void checkOpen()
        throws IOException

Checks if this instance is closed and throws an IOException if so.

Throws:

IOException - if this instance is closed.

close

public void close()
           throws IOException

Specified by:

close in interface Closeable

Specified by:

close in interface AutoCloseable

Specified by:

close in class Reader

Throws:

IOException

isClosed

public boolean isClosed()

Tests whether this instance is closed; if close() completed successfully.

Returns:

whether this instance is closed.

setClosed

public void setClosed(boolean closed)

Sets whether this instance is closed.

Parameters:

closed - whether this instance is closed.

skip

public long skip(long n)
          throws IOException

Skips characters by reading from this instance. This method will block until:

• some characters are available,
• an I/O error occurs, or
• the end of the stream is reached.

Overrides:

skip in class Reader

Parameters:

n - The number of characters to skip.

Returns:

The number of characters actually skipped.

Throws:

IllegalArgumentException - If n is negative.

IOException - If an I/O error occurs.