first commit

scoobycoder · scoobycoder · commit 88486f1a41e5 · 2014-05-08T17:44:02.000-04:00
diff --git a/.classpath b/.classpath
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="src" path="src"/>
+	<classpathentry kind="src" path="test"/>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER"/>
+	<classpathentry kind="con" path="org.eclipse.jdt.junit.JUNIT_CONTAINER/4"/>
+	<classpathentry kind="output" path="bin"/>
+</classpath>
diff --git a/.project b/.project
@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>designpatterns</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+	</natures>
+</projectDescription>
diff --git a/src/halterman/command/Client.java b/src/halterman/command/Client.java
@@ -0,0 +1,23 @@
+package halterman.command;
+
+//Client
+public class Client {
+	public static void main(String[] args) {
+		RemoteControl control = new RemoteControl();
+
+		Light light = new Light();
+
+		Command lightsOn = new LightOnCommand(light);
+		Command lightsOff = new LightOffCommand(light);
+
+		// switch on
+		control.setCommand(lightsOn);
+		control.pressButton();
+
+		// switch off
+		control.setCommand(lightsOff);
+		control.pressButton();
+
+	}
+
+}
diff --git a/src/halterman/command/Command.java b/src/halterman/command/Command.java
@@ -0,0 +1,6 @@
+package halterman.command;
+
+//Command
+public interface Command {
+	public void execute();
+}
diff --git a/src/halterman/command/Light.java b/src/halterman/command/Light.java
@@ -0,0 +1,15 @@
+package halterman.command;
+
+//Receiver
+public class Light {
+	private boolean on;
+
+	public void switchOn() {
+		on = true;
+	}
+
+	public void switchOff() {
+		on = false;
+	}
+
+}
diff --git a/src/halterman/command/LightOffCommand.java b/src/halterman/command/LightOffCommand.java
@@ -0,0 +1,19 @@
+package halterman.command;
+
+//Concrete Command
+public class LightOffCommand implements Command
+{
+  //reference to the light
+  Light light;
+  
+  public LightOffCommand(Light light)
+  {
+      this.light = light;
+  }
+  
+  public void execute()
+  {
+      light.switchOff();
+  }
+  
+}
diff --git a/src/halterman/command/LightOnCommand.java b/src/halterman/command/LightOnCommand.java
@@ -0,0 +1,16 @@
+package halterman.command;
+
+//Concrete Command
+public class LightOnCommand implements Command {
+	// reference to the light
+	Light light;
+
+	public LightOnCommand(Light light) {
+		this.light = light;
+	}
+
+	public void execute() {
+		light.switchOn();
+	}
+
+}
diff --git a/src/halterman/command/RemoteControl.java b/src/halterman/command/RemoteControl.java
@@ -0,0 +1,15 @@
+package halterman.command;
+
+//Invoker
+public class RemoteControl {
+	private Command command;
+
+	public void setCommand(Command command) {
+		this.command = command;
+	}
+
+	public void pressButton() {
+		command.execute();
+	}
+
+}
diff --git a/test/halterman/command/CommandPatternTest.java b/test/halterman/command/CommandPatternTest.java
@@ -0,0 +1,5 @@
+package halterman.command;
+
+public class CommandPatternTest {
+
+}

-Original file line number
+Diff line change
@@ @@ -0,0 +1,5 @@ @@
 +package halterman.command;
++
 +public class CommandPatternTest {
++
 +}