|
|||||||||
PREV CLASS NEXT CLASS | FRAMES NO FRAMES | ||||||||
SUMMARY: INNER | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD |
java.lang.Object | +--java.io.InputStream | +--com.sun.xfile.XFileInputStream
An XFile input stream is an input stream for reading data from an
XFile
.
Constructor Summary | |
XFileInputStream(java.lang.String name)
Creates an input file stream to read from a file with the specified name. |
|
XFileInputStream(XFile xfile)
Creates an input file stream to read from the specified XFile object. |
Method Summary | |
int |
available()
Returns the number of bytes yet to be read from this file. |
void |
close()
Closes this file input stream and releases any system resources associated with the stream. |
int |
read()
Reads a byte of data from this XFile. |
int |
read(byte[] b)
Reads up to b.length bytes of data from this file
into an array of bytes. |
int |
read(byte[] b,
int off,
int len)
Reads up to len bytes of data from this file
into an array of bytes. |
long |
skip(long n)
Skips over and discards n bytes of data from the
file. |
Methods inherited from class java.io.InputStream |
mark,
markSupported,
reset |
Methods inherited from class java.lang.Object |
equals,
getClass,
hashCode,
notify,
notifyAll,
toString,
wait,
wait,
wait |
Constructor Detail |
public XFileInputStream(XFile xfile) throws java.io.IOException
XFile
object.xfile
- the file to be opened for reading.public XFileInputStream(java.lang.String name) throws java.io.IOException
name
- the system-dependent file name.Method Detail |
public int read() throws java.io.IOException
-1
if the end of the file is reached.public int read(byte[] b) throws java.io.IOException
b.length
bytes of data from this file
into an array of bytes.b
- the buffer into which the data is read.-1
if there is no more data because
the end of the file has been reached.public int read(byte[] b, int off, int len) throws java.io.IOException
len
bytes of data from this file
into an array of bytes.b
- the buffer into which the data is read.off
- the start offset of the data.len
- the maximum number of bytes read.-1
if there is no more data because
the end of the file has been reached.public int available() throws java.io.IOException
public long skip(long n) throws java.io.IOException
n
bytes of data from the
file.
The skip
method may, for a variety of
reasons, end up skipping over some smaller number of bytes,
possibly 0
.
The actual number of bytes skipped is returned.n
- the number of bytes to be skipped.public void close() throws java.io.IOException
|
|||||||||
PREV CLASS NEXT CLASS | FRAMES NO FRAMES | ||||||||
SUMMARY: INNER | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD |