org.apache.commons.io.output

Class CloseShieldWriter

java.lang.Object

java.io.Writer

java.io.FilterWriter

org.apache.commons.io.output.ProxyWriter

org.apache.commons.io.output.CloseShieldWriter

All Implemented Interfaces:

Closeable, Flushable, Appendable, AutoCloseable

public class CloseShieldWriter
extends ProxyWriter

Proxy writer that prevents the underlying writer from being closed.

This class is typically used in cases where a writer needs to be passed to a component that wants to explicitly close the writer even if other components would still use the writer for output.

Field Summary

Fields inherited from class java.io.FilterWriter

out

Fields inherited from class java.io.Writer

lock

Method Summary

Modifier and Type	Method and Description
void	close() Replaces the underlying writer with a ClosedWriter sentinel.
static CloseShieldWriter	wrap(Writer writer) Constructs a proxy that shields the given writer from being closed.

Methods inherited from class org.apache.commons.io.output.ProxyWriter

afterWrite, append, append, append, beforeWrite, flush, handleIOException, write, write, write, write, write

Methods inherited from class java.lang.Object

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

Method Detail

close

public void close()

Replaces the underlying writer with a ClosedWriter sentinel. The original writer will remain open, but this proxy will appear closed.

Specified by:

close in interface Closeable

Specified by:

close in interface AutoCloseable

Overrides:

close in class ProxyWriter

wrap

public static CloseShieldWriter wrap(Writer writer)

Constructs a proxy that shields the given writer from being closed.

Parameters:

writer - the writer to wrap

Returns:

the created proxy