org.apache.james.mime4j.codec

Class QuotedPrintableInputStream

java.lang.Object

java.io.InputStream

org.apache.james.mime4j.codec.QuotedPrintableInputStream

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable

public class QuotedPrintableInputStream
extends java.io.InputStream

Performs Quoted-Printable decoding on an underlying stream.

Field Summary

Fields

Modifier and Type	Field and Description
private ByteArrayBuffer	blanks
private boolean	closed
private static byte	CR
private ByteArrayBuffer	decodedBuf
private static int	DEFAULT_BUFFER_SIZE
private byte[]	encoded
private static byte	EQ
private java.io.InputStream	in
private boolean	lastWasCR
private static byte	LF
private int	limit
private DecodeMonitor	monitor
private int	pos
private byte[]	singleByte

Constructor Summary

Constructors

Modifier	Constructor and Description
	QuotedPrintableInputStream(java.io.InputStream in)
	QuotedPrintableInputStream(java.io.InputStream in, boolean strict)
	QuotedPrintableInputStream(java.io.InputStream in, DecodeMonitor monitor)
protected	QuotedPrintableInputStream(int bufsize, java.io.InputStream in, boolean strict)
protected	QuotedPrintableInputStream(int bufsize, java.io.InputStream in, DecodeMonitor monitor)

Method Summary

Modifier and Type	Method and Description
void	close() Terminates Quoted-Printable coded content.
private int	convert(int c) Converts '0' => 0, 'A' => 10, etc.
private int	fillBuffer()
private int	getnext()
private int	peek(int i)
int	read()
int	read(byte[] b, int off, int len)
private int	read0(byte[] buffer, int off, int len)
private int	transfer(int b, byte[] buffer, int from, int to, boolean keepblanks)

Methods inherited from class java.io.InputStream

available, mark, markSupported, read, reset, skip

Methods inherited from class java.lang.Object

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

Field Detail

DEFAULT_BUFFER_SIZE

private static final int DEFAULT_BUFFER_SIZE

See Also:

Constant Field Values

EQ

private static final byte EQ

See Also:

Constant Field Values

CR

private static final byte CR

See Also:

Constant Field Values

LF

private static final byte LF

See Also:

Constant Field Values

singleByte

private final byte[] singleByte

in

private final java.io.InputStream in

decodedBuf

private final ByteArrayBuffer decodedBuf

blanks

private final ByteArrayBuffer blanks

encoded

private final byte[] encoded

pos

private int pos

limit

private int limit

lastWasCR

private boolean lastWasCR

closed

private boolean closed

monitor

private final DecodeMonitor monitor

Constructor Detail

QuotedPrintableInputStream

public QuotedPrintableInputStream(java.io.InputStream in,
                                  DecodeMonitor monitor)

QuotedPrintableInputStream

protected QuotedPrintableInputStream(int bufsize,
                                     java.io.InputStream in,
                                     DecodeMonitor monitor)

QuotedPrintableInputStream

protected QuotedPrintableInputStream(int bufsize,
                                     java.io.InputStream in,
                                     boolean strict)

QuotedPrintableInputStream

public QuotedPrintableInputStream(java.io.InputStream in,
                                  boolean strict)

QuotedPrintableInputStream

public QuotedPrintableInputStream(java.io.InputStream in)

Method Detail

close

public void close()
           throws java.io.IOException

Terminates Quoted-Printable coded content. This method does NOT close the underlying input stream.

Specified by:

close in interface java.io.Closeable

Specified by:

close in interface java.lang.AutoCloseable

Overrides:

close in class java.io.InputStream

Throws:

java.io.IOException - on I/O errors.

fillBuffer

private int fillBuffer()
                throws java.io.IOException

Throws:

java.io.IOException

getnext

private int getnext()

peek

private int peek(int i)

transfer

private int transfer(int b,
                     byte[] buffer,
                     int from,
                     int to,
                     boolean keepblanks)
              throws java.io.IOException

Throws:

java.io.IOException

read0

private int read0(byte[] buffer,
                  int off,
                  int len)
           throws java.io.IOException

Throws:

java.io.IOException

convert

private int convert(int c)

Converts '0' => 0, 'A' => 10, etc.

Parameters:

c - ASCII character value.

Returns:

Numeric value of hexadecimal character.

read

public int read()
         throws java.io.IOException

Specified by:

read in class java.io.InputStream

Throws:

java.io.IOException

read

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

Overrides:

read in class java.io.InputStream

Throws:

java.io.IOException