InputStream err = p1.getErrorStream();
InputStream in = p1.getInputStream();
while (err.available() > 0) {
int r;
byte[] buffer = new byte[err.available()];
r = err.read(buffer);
System.out.print("err" + new String(buffer));
}
while (in.available() > 0) {
int r;
byte[] buffer = new byte[in.available()];
r = in.read(buffer);
System.out.print("err" + new String(buffer));
}