public int read() throws IOException {
if (numLeft > 0) {
int b = is.read();
jv.update(b, mev);
numLeft--;
if (numLeft == 0) jv.update(-1, mev);
return b;
} else {
return -1;
}
}
public int read(byte b[], int off, int len) throws IOException {
if ((numLeft > 0) && (numLeft < len)) {
len = (int) numLeft;
}
if (numLeft > 0) {
int n = is.read(b, off, len);
jv.update(n, b, off, len, mev);
numLeft -= n;
if (numLeft == 0) jv.update(-1, b, off, len, mev);
return n;
} else {
return -1;
}
}