public synchronized void setInput(byte[] b, int off, int len) {
if (b == null) {
throw new NullPointerException();
}
if (off < 0 || len < 0 || off > b.length - len) {
throw new ArrayIndexOutOfBoundsException();
}
this.userBuf = b;
this.userBufOff = off;
this.userBufLen = len;
setInputFromSavedData();
// Reinitialize zlib's output direct buffer
compressedDirectBuf.limit(directBufferSize);
compressedDirectBuf.position(directBufferSize);
}
public synchronized boolean needsInput() {
// Consume remaining compressed data?
if (compressedDirectBuf.remaining() > 0) {
return false;
}
// Check if zlib has consumed all input
if (uncompressedDirectBufLen <= 0) {
// Check if we have consumed all user-input
if (userBufLen <= 0) {
return true;
} else {
setInputFromSavedData();
}
}
return false;
}
