Ojmar Nexo NLX1, Instruction Manual

Page: 176 / 188

7_API REFERENCE MANUAL
public void sendBytes(byte[] myByteArray) throws
IOException {
sendBytes(myByteArray, 0, myByteArray.length);
}
public void sendBytes(byte[] myByteArray, int start, int
len) throws IOException {
if (len < 0)
throw new IllegalArgumentException("Negative
length not allowed");
if (start < 0 || start >= myByteArray.length)
throw new IndexOutOfBoundsException("Out of
bounds: " + start);
// Other checks if needed.
// May be better to save the streams in the support
class;
// just like the socket variable.
OutputStream out = socket.getOutputStream();
DataOutputStream dos = new DataOutputStream(out);
dos.writeInt(len);
if (len > 0) {
dos.write(myByteArray, start, len);
}
}
public byte[] readBytes() throws IOException {
// Again, probably better to store these objects
references in the support class
InputStream in = socket.getInputStream();
DataInputStream dis = new DataInputStream(in);
int len = dis.readInt();
byte[] data = new byte[len];
if (len > 0) {
dis.readFully(data);
}
return data;