public static class Base64.InputStream
extends java.io.FilterInputStream
InputStream
, given in the constructor,
and encode/decode to/from Base64 notation on the fly.Base64
,
FilterInputStream
Constructor and Description |
---|
InputStream(java.io.InputStream in)
Constructs a InputStream in DECODE mode.
|
InputStream(java.io.InputStream in,
int options)
Constructs a InputStream in
either ENCODE or DECODE mode.
|
Modifier and Type | Method and Description |
---|---|
int |
read()
Reads enough of the input stream to convert
to/from Base64 and returns the next byte.
|
int |
read(byte[] dest,
int off,
int len)
Calls
read() repeatedly until the end of stream
is reached or len bytes are read. |
public InputStream(java.io.InputStream in)
in
- the InputStream
from which to read data.public InputStream(java.io.InputStream in, int options)
ENCODE or DECODE: Encode or Decode as data is read. DONT_BREAK_LINES: don't break lines at 76 characters (only meaningful when encoding) Note: Technically, this makes your encoding non-compliant.Example:
new Base64.InputStream( in, Base64.DECODE )
in
- the InputStream
from which to read data.options
- Specified optionsBase64.ENCODE
,
Base64.DECODE
,
Base64.DONT_BREAK_LINES
public int read() throws java.io.IOException
read
in class java.io.FilterInputStream
java.io.IOException
public int read(byte[] dest, int off, int len) throws java.io.IOException
read()
repeatedly until the end of stream
is reached or len bytes are read.
Returns number of bytes read into array or -1 if
end of stream is encountered.read
in class java.io.FilterInputStream
dest
- array to hold valuesoff
- offset for arraylen
- max number of bytes to read into arrayjava.io.IOException