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‎A2.iml‎

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<?xml version="1.0" encoding="UTF-8"?>
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<module type="JAVA_MODULE" version="4">
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<component name="NewModuleRootManager" inherit-compiler-output="true">
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<exclude-output />
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<content url="file://$MODULE_DIR$">
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<sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
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</content>
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<orderEntry type="inheritedJdk" />
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<orderEntry type="sourceFolder" forTests="false" />
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</component>
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</module>

‎readme.txt‎

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run with argument
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-Djava.rmi.server.codebase=file:"D:\Assignments\COMP90015\A2\out\production\A2\"
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for both client and server
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run rmiregistry in same directory

‎src/WhiteBoardClient/Client.java‎

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// Benjamin Yi - 1152795
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package WhiteBoardClient;
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import remote.IClientCallback;
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import remote.IRemoteWhiteBoard;
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import java.rmi.RemoteException;
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import java.rmi.registry.LocateRegistry;
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import java.rmi.registry.Registry;
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import java.rmi.server.UnicastRemoteObject;
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/**
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* The main class for the WhiteBoardClient package.
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* Takes server ip, port number, and username as inputs.
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* Starts up the GUI if connection is successful.
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*/
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public class Client extends UnicastRemoteObject {
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protected Client() throws RemoteException {}
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public static void main(String[] args) {
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if (args.length != 3) {
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System.err.println("Please enter two arguments (Server IP, Server port number, username)");
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System.exit(0);
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}
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int port = Integer.parseInt(args[1]);
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// Sanity check port number on start-up
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if (port < 1024 || port > 65535) {
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System.err.println("Please enter a port number between 1024 and 65535.");
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System.exit(0);
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}
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try {
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// Connect to RMI registry
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Registry registry = LocateRegistry.getRegistry(args[0], port);
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IRemoteWhiteBoard remoteWhiteBoard = (IRemoteWhiteBoard) registry.lookup("WhiteBoardServer");
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ClientGUI client = new ClientGUI(remoteWhiteBoard);
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IClientCallback clientCallbackServant = new ClientCallbackServant(args[2], client);
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System.out.println("Connecting to server ...");
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client.setServant(clientCallbackServant);
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client.pack();
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client.setVisible(true);
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} catch (Exception e) {
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System.err.println("Could not connect to server.");
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}
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}
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}

‎src/WhiteBoardClient/ClientCallbackServant.java‎

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// Benjamin Yi - 1152795
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package WhiteBoardClient;
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import remote.IClientCallback;
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import remote.IShape;
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import java.rmi.RemoteException;
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import java.rmi.server.UnicastRemoteObject;
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import java.util.ArrayList;
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import java.util.Objects;
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/**
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* Client interface with RMI server.
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* Passes messages through to the GUI.
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*/
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public class ClientCallbackServant extends UnicastRemoteObject implements IClientCallback {
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private ClientGUI clientGUI;
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private Integer id = null;
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private String username;
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protected ClientCallbackServant(String username, ClientGUI clientGUI) throws RemoteException {
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this.clientGUI = clientGUI;
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this.username = username;
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}
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public String getUsername() {
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return username;
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}
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public String getFullUsername() {
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return username + "#" + id;
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}
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public void setId(Integer id) {
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this.id = id;
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}
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public Integer getId() {
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return id;
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}
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public void updateWhiteBoard(ArrayList<IShape> shapeList) throws RemoteException {
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clientGUI.updateWhiteBoard(shapeList);
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}
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public void updateMessageBoard(ArrayList<String> messageList) throws RemoteException {
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clientGUI.updateMessageBoard(messageList);
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}
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public void updatePeerList(ArrayList<String> peerList) throws RemoteException {
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clientGUI.updatePeerList(peerList);
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}
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public boolean notifyNewPeer(IClientCallback c) throws RemoteException {
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return clientGUI.notifyNewPeer(c);
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}
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public void notifyFailure() throws RemoteException {
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clientGUI.notifyFailure();
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}
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public void notifyKick() throws RemoteException {
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clientGUI.notifyKick();
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}
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public void notifyKill() throws RemoteException {
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clientGUI.notifyKill();
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}
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@Override
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public boolean equals(Object o) {
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if (this == o) return true;
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if (o == null || getClass() != o.getClass()) return false;
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if (!super.equals(o)) return false;
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ClientCallbackServant that = (ClientCallbackServant) o;
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return id.equals(that.id) &&
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clientGUI.equals(that.clientGUI) &&
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username.equals(that.username);
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}
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@Override
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public int hashCode() {
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return Objects.hash(super.hashCode(), clientGUI, id, username);
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}
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}

‎src/WhiteBoardClient/ClientGUI.form‎

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<?xml version="1.0" encoding="UTF-8"?>
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<form xmlns="http://www.intellij.com/uidesigner/form/" version="1" bind-to-class="WhiteBoardClient.ClientGUI">
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<grid id="27dc6" binding="contentPane" layout-manager="GridLayoutManager" row-count="2" column-count="3" same-size-horizontally="false" same-size-vertically="false" hgap="-1" vgap="-1">
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<margin top="0" left="0" bottom="0" right="0"/>
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<constraints>
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<xy x="20" y="20" width="1448" height="400"/>
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</constraints>
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<properties/>
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<border type="none"/>
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<children>
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<grid id="10e6c" binding="WhiteBoard" custom-create="true" layout-manager="GridLayoutManager" row-count="1" column-count="2" same-size-horizontally="false" same-size-vertically="false" hgap="-1" vgap="-1">
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<margin top="0" left="0" bottom="0" right="0"/>
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<constraints>
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<grid row="1" column="0" row-span="1" col-span="1" vsize-policy="3" hsize-policy="3" anchor="0" fill="3" indent="0" use-parent-layout="false">
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<preferred-size width="1000" height="800"/>
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</grid>
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</constraints>
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<properties>
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<background color="-1"/>
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</properties>
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<border type="none"/>
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<children>
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<component id="1c8a9" class="javax.swing.JTextField" binding="textField" custom-create="true">
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<constraints>
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<grid row="0" column="0" row-span="1" col-span="1" vsize-policy="0" hsize-policy="6" anchor="8" fill="0" indent="0" use-parent-layout="false">
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<preferred-size width="1000" height="-1"/>
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</grid>
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</constraints>
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<properties>
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<background color="-1"/>
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<editable value="false"/>
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<enabled value="false"/>
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</properties>
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</component>
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</children>
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</grid>
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<toolbar id="33d38">
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<constraints>
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<grid row="0" column="0" row-span="1" col-span="3" vsize-policy="0" hsize-policy="6" anchor="0" fill="1" indent="0" use-parent-layout="false">
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<preferred-size width="-1" height="20"/>
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</grid>
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</constraints>
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<properties>
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<floatable value="false"/>
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</properties>
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<border type="none"/>
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<children>
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<component id="6b754" class="javax.swing.JRadioButton" binding="lineRadioButton" default-binding="true">
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<constraints/>
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<properties>
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<selected value="true"/>
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<text value="Line"/>
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</properties>
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</component>
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<component id="fdb5a" class="javax.swing.JRadioButton" binding="circleRadioButton" default-binding="true">
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<constraints/>
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<properties>
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<text value="Circle"/>
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</properties>
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</component>
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<component id="e5242" class="javax.swing.JRadioButton" binding="ovalRadioButton" default-binding="true">
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<constraints/>
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<properties>
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<hideActionText value="false"/>
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<text value="Oval"/>
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</properties>
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</component>
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<component id="8a9bd" class="javax.swing.JRadioButton" binding="rectangleRadioButton" default-binding="true">
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<constraints/>
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<properties>
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<text value="Rectangle"/>
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</properties>
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</component>
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<component id="ab259" class="javax.swing.JRadioButton" binding="textRadioButton" default-binding="true">
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<constraints/>
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<properties>
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<text value="Text"/>
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</properties>
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</component>
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<component id="c5008" class="javax.swing.JToolBar$Separator">
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<constraints/>
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<properties/>
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</component>
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<component id="2aa3e" class="javax.swing.JLabel">
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<constraints/>
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<properties>
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<text value="Colour "/>
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</properties>
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</component>
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<component id="53457" class="javax.swing.JButton" binding="colourButton" default-binding="true">
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<constraints/>
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<properties>
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<background color="-16777216"/>
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<text value=""/>
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</properties>
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</component>
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</children>
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</toolbar>
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<grid id="3c147" binding="chatPanel" layout-manager="GridLayoutManager" row-count="2" column-count="1" same-size-horizontally="false" same-size-vertically="false" hgap="-1" vgap="-1">
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<margin top="0" left="0" bottom="0" right="0"/>
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<constraints>
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<grid row="1" column="1" row-span="1" col-span="1" vsize-policy="3" hsize-policy="3" anchor="0" fill="3" indent="0" use-parent-layout="false">
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<minimum-size width="250" height="-1"/>
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<preferred-size width="250" height="-1"/>
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</grid>
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</constraints>
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<properties/>
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<border type="none"/>
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<children>
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<component id="fed69" class="javax.swing.JTextField" binding="messageBox">
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<constraints>
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<grid row="1" column="0" row-span="1" col-span="1" vsize-policy="0" hsize-policy="6" anchor="2" fill="1" indent="0" use-parent-layout="false">
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<minimum-size width="150" height="25"/>
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<preferred-size width="150" height="25"/>
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</grid>
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</constraints>
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<properties>
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<background color="-13355980"/>
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<foreground color="-2894893"/>
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</properties>
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</component>
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<scrollpane id="47bf4">
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<constraints>
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<grid row="0" column="0" row-span="1" col-span="1" vsize-policy="7" hsize-policy="7" anchor="0" fill="3" indent="0" use-parent-layout="false"/>
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</constraints>
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<properties>
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<horizontalScrollBarPolicy value="31"/>
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</properties>
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<border type="none"/>
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<children>
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<component id="3f833" class="javax.swing.JTextPane" binding="chatBox">
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<constraints/>
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<properties>
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<background color="-13355980"/>
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<editable value="false"/>
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<foreground color="-2894893"/>
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</properties>
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</component>
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</children>
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</scrollpane>
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</children>
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</grid>
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<component id="2fc1f" class="javax.swing.JTextPane" binding="peerListPane">
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<constraints>
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<grid row="1" column="2" row-span="1" col-span="1" vsize-policy="6" hsize-policy="0" anchor="0" fill="3" indent="0" use-parent-layout="false">
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<preferred-size width="150" height="50"/>
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</grid>
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</constraints>
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<properties>
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<editable value="false"/>
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</properties>
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</component>
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</children>
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</grid>
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<buttonGroups>
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<group name="shape">
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<member id="8a9bd"/>
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<member id="e5242"/>
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<member id="fdb5a"/>
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<member id="6b754"/>
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<member id="ab259"/>
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</group>
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</buttonGroups>
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</form>

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