Package com.helger.base.io.stream

Class CountingWriter

java.lang.Object

java.io.Writer

java.io.FilterWriter

com.helger.base.io.stream.WrappedWriter

com.helger.base.io.stream.CountingWriter

All Implemented Interfaces:

Closeable, Flushable, Appendable, AutoCloseable

public class CountingWriter
extends WrappedWriter

A wrapper around an Writer that counts the number of read chars.

Since:

9.3.8

Author:

Philip Helger

Field Summary

Fields inherited from class java.io.FilterWriter

out

Fields inherited from class java.io.Writer

lock

Constructor Summary

Constructors

Constructor	Description
CountingWriter(@NonNull Writer aSourceOS)	Constructor wrapping the given writer.

Method Summary

Modifier and Type	Method	Description
final long	getCharsWritten()
String	toString()
void	write(char @NonNull [] aBuf, int nOfs, int nLen)
void	write(int b)

Methods inherited from class com.helger.base.io.stream.WrappedWriter

getWrappedWriter

Methods inherited from class java.io.FilterWriter

close, flush, write

Methods inherited from class java.io.Writer

append, append, append, nullWriter, write, write

Methods inherited from class java.lang.Object

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

Constructor Details

CountingWriter

public CountingWriter(@NonNull Writer aSourceOS)

Constructor wrapping the given writer.

Parameters:

aSourceOS - The writer to be wrapped. May not be null.

Method Details

write

public void write(int b)
           throws IOException

Overrides:

write in class FilterWriter

Throws:

IOException

write

public void write(char @NonNull [] aBuf,
 int nOfs,
 int nLen)
           throws IOException

Overrides:

write in class FilterWriter

Throws:

IOException

getCharsWritten

@Nonnegative
public final long getCharsWritten()

Returns:

The number of written chars.

toString

public String toString()

Overrides:

toString in class WrappedWriter