public String read(int n) throws IOException {
if (n < 0) {
n = (int) (file.length() - filePosition);
if (n < 0) n = 0;
}
byte[] buf = new byte[n];
n = readBytes(buf, 0, n);
if (n < 0) n = 0;
return PyString.from_bytes(buf, 0, n);
}
public String read(int n) throws IOException {
if (n == 0)
// nothing to do
return "";
if (n < 0) {
// read until we hit EOF
byte buf[] = new byte[1024];
StringBuffer sbuf = new StringBuffer();
for (int read = 0; read >= 0; read = istream.read(buf))
sbuf.append(PyString.from_bytes(buf, 0, read));
return sbuf.toString();
}
// read the next chunk available, but make sure it's at least
// one byte so as not to trip the `empty string' return value
// test done by the caller
// int avail = istream.available();
// n = (n > avail) ? n : avail;
byte buf[] = new byte[n];
int read = istream.read(buf);
if (read < 0)
// EOF encountered
return "";
return PyString.from_bytes(buf, 0, read);
}