init

src/org/cloudbus/cloudsim/power/PowerVmSelectionPolicy.java

@@ -0,0 +1,56 @@
+/*
+ * Title:        CloudSim Toolkit
+ * Description:  CloudSim (Cloud Simulation) Toolkit for Modeling and Simulation of Clouds
+ * Licence:      GPL - http://www.gnu.org/copyleft/gpl.html
+ *
+ * Copyright (c) 2009-2012, The University of Melbourne, Australia
+ */
+
+package org.cloudbus.cloudsim.power;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import org.cloudbus.cloudsim.Vm;
+
+/**
+ * The class of an abstract VM selection policy.
+ * 
+ * If you are using any algorithms, policies or workload included in the power package, please cite
+ * the following paper:
+ * 
+ * Anton Beloglazov, and Rajkumar Buyya, "Optimal Online Deterministic Algorithms and Adaptive
+ * Heuristics for Energy and Performance Efficient Dynamic Consolidation of Virtual Machines in
+ * Cloud Data Centers", Concurrency and Computation: Practice and Experience (CCPE), Volume 24,
+ * Issue 13, Pages: 1397-1420, John Wiley & Sons, Ltd, New York, USA, 2012
+ * 
+ * @author Anton Beloglazov
+ * @since CloudSim Toolkit 3.0
+ */
+public abstract class PowerVmSelectionPolicy {
+
+	/**
+	 * Gets the vms to migrate.
+	 * 
+	 * @param host the host
+	 * @return the vms to migrate
+	 */
+	public abstract Vm getVmToMigrate(PowerHost host);
+
+	/**
+	 * Gets the migratable vms.
+	 * 
+	 * @param host the host
+	 * @return the migratable vms
+	 */
+	protected List<PowerVm> getMigratableVms(PowerHost host) {
+		List<PowerVm> migratableVms = new ArrayList<PowerVm>();
+		for (PowerVm vm : host.<PowerVm> getVmList()) {
+			if (!vm.isInMigration()) {
+				migratableVms.add(vm);
+			}
+		}
+		return migratableVms;
+	}
+
+}