org.apache.james.mime4j.io
Class RootInputStream
java.lang.Object
java.io.InputStream
java.io.FilterInputStream
org.apache.james.mime4j.io.RootInputStream
- All Implemented Interfaces:
- java.io.Closeable
public class RootInputStream
- extends java.io.FilterInputStream
InputStream
used by the parser to wrap the original user
supplied stream. This stream keeps track of the current line number and
can also be truncated. When truncated the stream will appear to have
reached end of file. This is used by the parser's
MimeStreamParser.stop()
method.
Fields inherited from class java.io.FilterInputStream |
in |
Constructor Summary |
RootInputStream(java.io.InputStream is)
Creates a new RootInputStream . |
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)
|
void |
truncate()
Truncates this InputStream . |
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 |
RootInputStream
public RootInputStream(java.io.InputStream is)
- Creates a new
RootInputStream
.
- Parameters:
in
- the stream to read from.
getLineNumber
public int getLineNumber()
- Gets the current line number starting at 1
(the number of
\r\n
read so far plus 1).
- Returns:
- the current line number.
truncate
public void truncate()
- Truncates this
InputStream
. After this call any
call to read()
, FilterInputStream.read(byte[])
or
read(byte[], int, int)
will return
-1 as if end-of-file had been reached.
read
public int read()
throws java.io.IOException
- Overrides:
read
in class java.io.FilterInputStream
- Throws:
java.io.IOException
- See Also:
InputStream.read()
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
- See Also:
InputStream.read(byte[], int, int)
Copyright © 2004-2008 The Apache Software Foundation. All Rights Reserved.