org.apache.commons.codec.binary
Class BaseNCodecInputStream
java.lang.Object
java.io.InputStream
java.io.FilterInputStream
org.apache.commons.codec.binary.BaseNCodecInputStream
- All Implemented Interfaces:
- java.io.Closeable
- Direct Known Subclasses:
- Base32InputStream, Base64InputStream
public class BaseNCodecInputStream
- extends java.io.FilterInputStream
Abstract superclass for Base-N input streams.
- Since:
- 1.5
Fields inherited from class java.io.FilterInputStream |
in |
Method Summary |
boolean |
markSupported()
|
int |
read()
Reads one byte from this input stream. |
int |
read(byte[] b,
int offset,
int len)
Attempts to read len bytes into the specified b array starting at offset
from this InputStream. |
Methods inherited from class java.io.FilterInputStream |
available, close, mark, read, reset, skip |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
doEncode
private final boolean doEncode
baseNCodec
private final BaseNCodec baseNCodec
singleByte
private final byte[] singleByte
BaseNCodecInputStream
protected BaseNCodecInputStream(java.io.InputStream in,
BaseNCodec baseNCodec,
boolean doEncode)
read
public int read()
throws java.io.IOException
- Reads one
byte
from this input stream.
- Overrides:
read
in class java.io.FilterInputStream
- Returns:
- the byte as an integer in the range 0 to 255. Returns -1 if EOF has been reached.
- Throws:
java.io.IOException
- if an I/O error occurs.
read
public int read(byte[] b,
int offset,
int len)
throws java.io.IOException
- Attempts to read
len
bytes into the specified b
array starting at offset
from this InputStream.
- Overrides:
read
in class java.io.FilterInputStream
- Parameters:
b
- destination byte arrayoffset
- where to start writing the byteslen
- maximum number of bytes to read
- Returns:
- number of bytes read
- Throws:
java.io.IOException
- if an I/O error occurs.
java.lang.NullPointerException
- if the byte array parameter is null
java.lang.IndexOutOfBoundsException
- if offset, len or buffer size are invalid
markSupported
public boolean markSupported()
-
- Overrides:
markSupported
in class java.io.FilterInputStream
- Returns:
- false
commons-codec version 1.6-SNAPSHOT - Copyright © 2002-2012 - Apache Software Foundation