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This reference is for Processing 3.0+. If you have a previous version, use the reference included with your software in the Help menu. If you see any errors or have suggestions, please let us know. If you prefer a more technical reference, visit the Processing Core Javadoc and Libraries Javadoc.

Name | ### Client
Examples |
    import processing.net.*;

    Client myClient;
    int dataIn;

    void setup() {
      size(200, 200);
      // Connect to the local machine at port 5204.
      // This example will not run if you haven't
      // previously started a server on this port.
      myClient = new Client(this, "127.0.0.1", 5204);
    }

    void draw() {
      if (myClient.available() > 0) {
        dataIn = myClient.read();
      }
      background(dataIn);
    }
Description | A client connects to a server and sends data back and forth. If anything goes wrong with the connection, for example the host is not there or is listening on a different port, an exception is thrown.
Methods |
stop() | Disconnects from the server
active() | Returns true if this client is still active
ip() | Returns the IP address of the machine as a String
available() | Returns the number of bytes in the buffer waiting to be read
clear() | Clears the buffer
read() | Returns a value from the buffer
readChar() | Returns the next byte in the buffer as a char
readBytes() | Reads everything in the buffer
readBytesUntil() | Reads from the buffer of bytes up to and including a particular character
readString() | Returns the buffer as a String
readStringUntil() | Returns the buffer as a String up to and including a particular character
write() | Writes bytes, chars, ints, bytes[], Strings
Constructor |
    Client(parent, host, port)
    Client(parent, socket)
Parameters |
parent | PApplet: typically use "this"
host | String: address of the server
port | int: port to read/write from on the server
socket | Socket: any object of type Socket
Related | clientEvent()

Updated on November 10, 2017 05:36:32pm EST