org.apache.james.mime4j.io
Class LineNumberInputStream

java.lang.Object
  extended by java.io.InputStream
      extended by java.io.FilterInputStream
          extended by org.apache.james.mime4j.io.LineNumberInputStream
All Implemented Interfaces:
java.io.Closeable, LineNumberSource

public class LineNumberInputStream
extends java.io.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
LineNumberInputStream(java.io.InputStream is)
          Creates a new LineNumberInputStream.
 
Method Summary
 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.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

LineNumberInputStream

public LineNumberInputStream(java.io.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 java.io.IOException
Overrides:
read in class java.io.FilterInputStream
Throws:
java.io.IOException

read

public int read(byte[] b,
                int off,
                int len)
         throws java.io.IOException
Overrides:
read in class java.io.FilterInputStream
Throws:
java.io.IOException


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