Poging tot het flexibel laten werken van devices met features. Zou moeten werken via een enum, maar lukt nog niet.

java/src/pm/Main.java

@@ -0,0 +1,30 @@
+package pm;
+
+import java.util.ArrayList;
+
+import pm.device.Device;
+import pm.device.Features;
+import pm.device.exampledevice.ExampleDevice;
+
+public class Main {
+    ArrayList<Device> deviceList;
+
+    public Main() {
+        deviceList = new ArrayList<Device>();
+    }
+
+    public void addDevice(Device device) {
+        deviceList.add(device);
+        if (device.hasFeature(Features.RESTART)) {
+            device.start();
+        }
+    }
+
+    public void start() {
+       addDevice(new ExampleDevice());
+    }
+
+    public static void main(String[] args) {
+        new Main().start();
+    }
+}

java/src/pm/device/Device.java

@@ -0,0 +1,31 @@
+package pm.device;
+
+import java.util.ArrayList;
+
+import pm.device.feature.Feature;
+
+
+public abstract class Device {
+    protected ArrayList<Feature> featureList;
+
+    protected Device() {
+        featureList = new ArrayList<Feature>();
+    }
+
+    public void addFeature(Feature feature) {
+        if (!hasFeature(feature)) {
+            if (this instanceof feature.getClass()) {
+                
+            }
+            featureList.add(feature);
+        }
+    }
+
+    public void removeFeature(Feature feature) {
+        featureList.remove(feature);
+    }
+
+    public boolean hasFeature(Feature feature) {
+        return featureList.contains(feature);
+    }
+}

java/src/pm/device/Features.java

@@ -0,0 +1,11 @@
+package pm.device;
+
+import pm.device.feature.Feature;
+import pm.device.feature.Restart;
+
+public enum Features {
+    Restart ((Class<Restart>)Restart.class);
+
+    Features(Class<Feature> feature) {
+    }
+}

java/src/pm/device/exampledevice/ExampleDevice.java

@@ -0,0 +1,22 @@
+package pm.device.exampledevice;
+
+import pm.device.Device;
+import pm.device.Features;
+
+public class ExampleDevice extends Device {
+    public ExampleDevice() {
+        addFeature(Features.Restart);
+    }
+
+    public void start() {
+                
+    }
+
+    public void stop() {
+                
+    }
+
+    public void restart() {
+                
+    }
+}

java/src/pm/device/feature/Feature.java

@@ -0,0 +1,5 @@
+package pm.device.feature;
+
+public interface Feature {
+
+}

java/src/pm/device/feature/Restart.java

@@ -0,0 +1,8 @@
+package pm.device.feature;
+
+public interface Restart extends Feature {
+    public static final String feature = "RESTART";
+
+    public void stop();
+    public void restart();
+}