SWF workload reader

modules/cloudsim/src/main/java/org/cloudbus/cloudsim/util/WorkloadModel.java

+/*
+ * Title:        GridSim Toolkit
+ * Description:  GridSim (Grid Simulation) Toolkit for Modeling and Simulation
+ *               of Parallel and Distributed Systems such as Clusters and Grids
+ * License:      GPL - http://www.gnu.org/copyleft/gpl.html
+ */
+
+package org.cloudbus.cloudsim.util;
+
+import java.util.List;
+
+import org.cloudbus.cloudsim.Cloudlet;
+
+/**
+ * This interface defines what a workload model should provide. A workload model
+ * generates a list of jobs that can be dispatched to a resource by
+ * {@link Workload}.
+ * 
+ * @author Marcos Dias de Assuncao
+ * @since 5.0
+ * 
+ * @see Workload
+ * @see WorkloadFileReader
+ */
+public interface WorkloadModel {
+
+    /**
+     * Returns a list with the jobs generated by the workload.
+     * 
+     * @return a list with the jobs generated by the workload.
+     */
+    List<Cloudlet> generateWorkload();
+}

modules/cloudsim/src/test/java/org/cloudbus/cloudsim/util/WorkloadFileReaderTest.java

+package org.cloudbus.cloudsim.util;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+
+import java.io.File;
+import java.io.FileNotFoundException;
+import java.util.List;
+
+import org.cloudbus.cloudsim.Cloudlet;
+import org.junit.After;
+import org.junit.AfterClass;
+import org.junit.Before;
+import org.junit.BeforeClass;
+import org.junit.Test;
+
+public class WorkloadFileReaderTest {
+
+    @BeforeClass
+    public static void setUpBeforeClass() throws Exception {
+    }
+
+    @AfterClass
+    public static void tearDownAfterClass() throws Exception {
+    }
+
+    @Before
+    public void setUp() throws Exception {
+    }
+
+    @After
+    public void tearDown() throws Exception {
+    }
+
+    @Test
+    public void read() throws FileNotFoundException {
+
+	WorkloadModel r = new WorkloadFileReader("src"
+		+ File.separator
+		+ "test"
+		+ File.separator
+		+ "LCG.swf.gz", 1);
+	List<Cloudlet> cloudletlist = r.generateWorkload();
+	assertEquals(188041, cloudletlist.size());
+
+	for (Cloudlet cloudlet : cloudletlist) {
+	    assertTrue(cloudlet.getCloudletLength() > 0);
+	}
+    }
+}