Package org.apache.james.mime4j.io

Class LineNumberInputStream

java.lang.Object

java.io.InputStream

java.io.FilterInputStream

org.apache.james.mime4j.io.LineNumberInputStream

All Implemented Interfaces:

Closeable, AutoCloseable, LineNumberSource

public class LineNumberInputStream
extends FilterInputStream
implements LineNumberSource

InputStream used by the parser to wrap the original user supplied stream. This stream keeps track of the current line number.

Field Summary

Fields inherited from class java.io.FilterInputStream

in

Constructor Summary

Constructors

Constructor	Description
LineNumberInputStream(InputStream is)	Creates a new LineNumberInputStream.

Method Summary

Modifier and Type	Method	Description
int	getLineNumber()	Gets the current line number starting at 1 (the number of \r\n read so far plus 1).
int	read()
int	read(byte[] b, int off, int len)

Methods inherited from class java.io.FilterInputStream

available, close, mark, markSupported, read, reset, skip

Methods inherited from class java.io.InputStream

nullInputStream, readAllBytes, readNBytes, readNBytes, transferTo

Methods inherited from class java.lang.Object

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

Constructor Detail

LineNumberInputStream

public LineNumberInputStream(InputStream is)

Creates a new LineNumberInputStream.

Parameters:

is - the stream to read from.

Method Detail

getLineNumber

public int getLineNumber()

Description copied from interface: LineNumberSource

Gets the current line number starting at 1 (the number of \r\n read so far plus 1).

Specified by:

getLineNumber in interface LineNumberSource

Returns:

the current line number.

read

public int read()
         throws IOException

Overrides:

read in class FilterInputStream

Throws:

IOException

read

public int read(byte[] b,
                int off,
                int len)
         throws IOException

Overrides:

read in class FilterInputStream

Throws:

IOException