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:
- Closeable
- Direct Known Subclasses:
- Base32InputStream, Base64InputStream
public class BaseNCodecInputStream
- extends FilterInputStream
Abstract superclass for Base-N input streams.
- Since:
- 1.5
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.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
BaseNCodecInputStream
protected BaseNCodecInputStream(InputStream in,
BaseNCodec baseNCodec,
boolean doEncode)
read
public int read()
throws IOException
- Reads one
byte
from this input stream.
- Overrides:
read
in class FilterInputStream
- Returns:
- the byte as an integer in the range 0 to 255. Returns -1 if EOF has been reached.
- Throws:
IOException
- if an I/O error occurs.
read
public int read(byte[] b,
int offset,
int len)
throws IOException
- Attempts to read
len
bytes into the specified b
array starting at offset
from this InputStream.
- Overrides:
read
in class FilterInputStream
- Parameters:
b
- destination byte arrayoffset
- where to start writing the byteslen
- maximum number of bytes to read
- Returns:
- number of bytes read
- Throws:
IOException
- if an I/O error occurs.
NullPointerException
- if the byte array parameter is null
IndexOutOfBoundsException
- if offset, len or buffer size are invalid
markSupported
public boolean markSupported()
-
- Overrides:
markSupported
in class FilterInputStream
- Returns:
- false
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