com.caucho.vfs
Class Jar.ZipStreamImpl

java.lang.Object
  com.caucho.vfs.StreamImpl
      com.caucho.vfs.Jar.ZipStreamImpl

Enclosing class:

Jar

public class Jar.ZipStreamImpl
extends StreamImpl

StreamImpl to read from a ZIP file.

Field Summary

Fields inherited from class com.caucho.vfs.StreamImpl

_nullPath, _path

Method Summary

boolean	canRead() Returns true since this is a read stream.
void	close() Closes the stream.
int	getAvailable() Returns the number of bytes available without blocking.
java.util.zip.ZipEntry	getZipEntry()
int	read(byte[] buf, int off, int len) Reads the next chunk from the stream.

Methods inherited from class com.caucho.vfs.StreamImpl

canWrite, clearWrite, closeWrite, flush, flushBuffer, flushToDisk, getAttribute, getAttributeNames, getFlushOnNewline, getNewline, getPath, getReadBuffer, getReadPosition, hasSkip, isClosed, isEof, readNonBlock, readTimeout, removeAttribute, seekEnd, seekStart, setAttribute, setPath, setWriteEncoding, skip, write, write

Methods inherited from class java.lang.Object

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

Method Detail

getZipEntry

public java.util.zip.ZipEntry getZipEntry()

canRead

public boolean canRead()

Returns true since this is a read stream.

Overrides:

canRead in class StreamImpl

getAvailable

public int getAvailable()
                 throws java.io.IOException

Description copied from class: StreamImpl

Returns the number of bytes available without blocking. Depending on the stream, this may return less than the actual bytes, but will always return a number > 0 if there is any data available.

Overrides:

getAvailable in class StreamImpl

Throws:

java.io.IOException

read

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

Description copied from class: StreamImpl

Reads the next chunk from the stream.

Overrides:

read in class StreamImpl

Parameters:

buf - byte array receiving the data.

off - starting offset into the array.

len - number of bytes to read.

Returns:

the number of bytes read or -1 on end of file.

Throws:

java.io.IOException

close

public void close()
           throws java.io.IOException

Description copied from class: StreamImpl

Closes the stream.

Overrides:

close in class StreamImpl

Throws:

java.io.IOException