/*
* Reads up to {@code nbytes} of decompressed data and stores it in
* {@code buffer} starting at {@code off}.
*
* @param buffer
* the buffer to write data to.
* @param off
* offset in buffer to start writing.
* @param nbytes
* number of bytes to read.
* @return Number of uncompressed bytes read
* @throws IOException
* if an IOException occurs.
*/
public override int read(byte[] buffer, int off, int nbytes) {//throws IOException {
/* archive.1E=Stream is closed */
if (closed) {
throw new java.io.IOException("Stream is closed"); //$NON-NLS-1$
}
if (null == buffer) {
throw new java.lang.NullPointerException();
}
if (off < 0 || nbytes < 0 || off + nbytes > buffer.Length) {
throw new java.lang.IndexOutOfBoundsException();
}
if (nbytes == 0) {
return 0;
}
if (eof) {
return -1;
}
// avoid int overflow, check null buffer
if (off > buffer.Length || nbytes < 0 || off < 0
|| buffer.Length - off < nbytes) {
throw new java.lang.ArrayIndexOutOfBoundsException();
}
do {
if (inf.needsInput()) {
fill();
}
// Invariant: if reading returns -1 or throws, eof must be true.
// It may also be true if the next read() should return -1.
try {
int result = inf.inflate(buffer, off, nbytes);
eof = inf.finished();
if (result > 0) {
return result;
} else if (eof) {
return -1;
} else if (inf.needsDictionary()) {
eof = true;
return -1;
} else if (len == -1) {
eof = true;
throw new java.io.EOFException();
// If result == 0, fill() and try again
}
} catch (DataFormatException e) {
eof = true;
if (len == -1) {
throw new java.io.EOFException();
}
throw (java.io.IOException) (new java.io.IOException().initCause(e));
}
} while (true);
}
private void write() //throws IOException, ZipException {
{
int inflated = 0;
try {
while ((inflated = inf.inflate(buf)) > 0)
{
outJ.write(buf, 0, inflated);
}
} catch (DataFormatException e) {
throw new ZipException();
}
}
