student.testingsupport

Class PrintWriterWithHistory.NullWriter

java.lang.Object

java.io.Writer

student.testingsupport.PrintWriterWithHistory.NullWriter

All Implemented Interfaces:

Closeable, Flushable, Appendable, AutoCloseable

Enclosing class:

PrintWriterWithHistory

protected static class PrintWriterWithHistory.NullWriter
extends Writer

This is an inner class that is used for "null" destinations, such as in the default constructor for PrintWriterWithHistory.

Field Summary

Fields inherited from class java.io.Writer

lock

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	NullWriter()

Method Summary

Modifier and Type	Method and Description
void	close()
void	flush()
void	write(char[] cbuf, int off, int len)

Methods inherited from class java.io.Writer

append, append, append, write, write, write, write

Methods inherited from class java.lang.Object

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

Constructor Detail

NullWriter

protected NullWriter()

Method Detail

close

public void close()
           throws IOException

Specified by:

close in interface Closeable

Specified by:

close in interface AutoCloseable

Specified by:

close in class Writer

Throws:

IOException

flush

public void flush()
           throws IOException

Specified by:

flush in interface Flushable

Specified by:

flush in class Writer

Throws:

IOException

write

public void write(char[] cbuf,
                  int off,
                  int len)
           throws IOException

Specified by:

write in class Writer

Throws:

IOException