Merge branch 'master' of https://github.com/OPENNETWORKINGLAB/ONOS
diff --git a/src/main/java/net/onrc/onos/ofcontroller/routing/TopoRouteService.java b/src/main/java/net/onrc/onos/ofcontroller/routing/TopoRouteService.java
index 432e578..5328eae 100644
--- a/src/main/java/net/onrc/onos/ofcontroller/routing/TopoRouteService.java
+++ b/src/main/java/net/onrc/onos/ofcontroller/routing/TopoRouteService.java
@@ -40,6 +40,10 @@
  * of shortest paths.
  */
 class Node {
+    /**
+     * A class for storing Link information for fast computation of shortest
+     * paths.
+     */
     class Link {
 	public Node me;			// The node this link originates from
 	public Node neighbor;		// The neighbor node on the other side
@@ -90,7 +94,9 @@
     }
 };
 
-
+/**
+ * A class for implementing Topology Route Service.
+ */
 public class TopoRouteService implements IFloodlightModule, ITopoRouteService {
 
     /** The logger. */
@@ -99,6 +105,11 @@
     
     protected GraphDBOperation op;
 
+    /**
+     * Get the collection of module services.
+     *
+     * @return the collection of services provided by this module.
+     */
     @Override
     public Collection<Class<? extends IFloodlightService>> getModuleServices() {
         Collection<Class<? extends IFloodlightService>> l = 
@@ -107,6 +118,11 @@
         return l;
     }
 
+    /**
+     * Get a map with the services provided by this module.
+     *
+     * @return a map with the services provided by this module.
+     */
     @Override
     public Map<Class<? extends IFloodlightService>, IFloodlightService> 
 			       getServiceImpls() {
@@ -118,6 +134,11 @@
         return m;
     }
 
+    /**
+     * Get the collection with the services this module depends on.
+     *
+     * @return the collection with the services this module depends on.
+     */
     @Override
     public Collection<Class<? extends IFloodlightService>> 
                                                     getModuleDependencies() {
@@ -128,6 +149,12 @@
         return l;
     }
 
+    /**
+     * Init the module.
+     *
+     * @param context the module context to use for the initialization.
+     * @see FloodlightModuleContext.
+     */
     @Override
     public void init(FloodlightModuleContext context)
 	throws FloodlightModuleException {
@@ -135,25 +162,22 @@
     	op = new GraphDBOperation("");
     }
 
+    /**
+     * Startup initialization.
+     */
     @Override
     public void startUp(FloodlightModuleContext context) {
 	// TODO: Add the approprate setup
     }
 
-
-    static class ShortestPathLoopFunction implements PipeFunction<LoopBundle<Vertex>, Boolean> {
-	String dpid;
-	public ShortestPathLoopFunction(String dpid) {
-	    super();
-	    this.dpid = dpid;
-	}
-	public Boolean compute(LoopBundle<Vertex> bundle) {
-	    Boolean output = false;
-	    if (! bundle.getObject().getProperty("dpid").equals(dpid)) {
-		output = true;
-	    }
-	    return output;
-	}
+    /**
+     * Set the database operation handler.
+     *
+     * @param init_op the database operation handler to use for the
+     * initialization.
+     */
+    public void setDbOperationHandler(GraphDBOperation init_op) {
+    	op = init_op;
     }
 
     /**
diff --git a/src/main/java/net/onrc/onos/registry/controller/StandaloneRegistry.java b/src/main/java/net/onrc/onos/registry/controller/StandaloneRegistry.java
index 7e82bf0..640a49d 100644
--- a/src/main/java/net/onrc/onos/registry/controller/StandaloneRegistry.java
+++ b/src/main/java/net/onrc/onos/registry/controller/StandaloneRegistry.java
@@ -118,12 +118,17 @@
 	
 	private long blockTop = 0L;
 	private static final long BLOCK_SIZE = 0x1000000L;
+	
+	/**
+	 * Returns a block of IDs which are unique and unused.
+	 * Range of IDs is fixed size and is assigned incrementally as this method called.
+	 */
 	@Override
-	public IdBlock allocateUniqueIdBlock(){
+	public synchronized IdBlock allocateUniqueIdBlock(){
 		long blockHead = blockTop;
 		long blockTail = blockTop + BLOCK_SIZE;
 		
-		IdBlock block = new IdBlock(blockHead, blockTail, BLOCK_SIZE);
+		IdBlock block = new IdBlock(blockHead, blockTail - 1, BLOCK_SIZE);
 		blockTop = blockTail;
 		
 		return block;
diff --git a/src/main/java/net/onrc/onos/registry/controller/ZookeeperRegistry.java b/src/main/java/net/onrc/onos/registry/controller/ZookeeperRegistry.java
index f9fb62e..2d2083f 100644
--- a/src/main/java/net/onrc/onos/registry/controller/ZookeeperRegistry.java
+++ b/src/main/java/net/onrc/onos/registry/controller/ZookeeperRegistry.java
@@ -379,6 +379,12 @@
 		return data;
 	}
 	
+	/**
+	 * Returns a block of IDs which are unique and unused.
+	 * Range of IDs is fixed size and is assigned incrementally as this method called.
+	 * Since the range of IDs is managed by Zookeeper in distributed way, this method may block when
+	 * requests come up simultaneously.
+	 */
 	public IdBlock allocateUniqueIdBlock(){
 		try {
 			AtomicValue<Long> result = null;
diff --git a/src/test/java/net/onrc/onos/ofcontroller/core/internal/LinkStorageImplTest.java b/src/test/java/net/onrc/onos/ofcontroller/core/internal/LinkStorageImplTest.java
index 5c42452..9b1c4d6 100644
--- a/src/test/java/net/onrc/onos/ofcontroller/core/internal/LinkStorageImplTest.java
+++ b/src/test/java/net/onrc/onos/ofcontroller/core/internal/LinkStorageImplTest.java
@@ -6,7 +6,6 @@
 
 import java.util.ArrayList;
 import java.util.HashMap;
-import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
 
@@ -33,6 +32,11 @@
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+/**
+ * Unit test for {@link LinkStorageImpl}.
+ * @author Naoki Shiota
+ *
+ */
 @RunWith(PowerMockRunner.class)
 @PrepareForTest({LinkStorageImpl.class, GraphDBConnection.class, GraphDBOperation.class})
 public class LinkStorageImplTest {
@@ -100,12 +104,14 @@
 	 */
 	@Before
 	public void setUp() throws Exception{
+		// Create mock GraphDBConnection (replace Singleton object to mock one)
 		PowerMock.mockStatic(GraphDBConnection.class);
 		PowerMock.suppress(PowerMock.constructor(GraphDBConnection.class));
-		conn = PowerMock.createNiceMock(GraphDBConnection.class);
+		conn = PowerMock.createMock(GraphDBConnection.class);
 		EasyMock.expect(GraphDBConnection.getInstance((String)EasyMock.anyObject())).andReturn(conn).anyTimes();
 		PowerMock.replay(GraphDBConnection.class);
 		
+		// Create mock GraphDBOperation
 		ope = createMockGraphDBOperation();
 		PowerMock.expectNew(GraphDBOperation.class, new Class<?>[] {GraphDBConnection.class}, EasyMock.anyObject(GraphDBConnection.class)).andReturn(ope).anyTimes();
 		PowerMock.replay(GraphDBOperation.class);
@@ -121,18 +127,16 @@
 	
 	/**
 	 * Closing code called after each tests.
-	 * Discard test graph data.
 	 * @throws Exception
 	 */
 	@After
 	public void tearDown() throws Exception {
-		// finish code
 		linkStorage.close();
 	}
 	
 	// TODO: remove @Ignore after UPDATE method is implemented
 	/**
-	 * Test if update() can correctly updates LinkInfo for a Link.
+	 * Test if {@link LinkStorageImpl#update(Link, LinkInfo, DM_OPERATION)} can correctly updates LinkInfo for a Link.
 	 */
 	@Ignore @Test
 	public void testUpdate_UpdateSingleLink() {
@@ -147,7 +151,7 @@
 	}
 	
 	/**
-	 * Test if update() can correctly creates a Link.
+	 * Test if {@link LinkStorageImpl#update(Link, DM_OPERATION)} can correctly creates a Link.
 	 */
 	@Test
 	public void testUpdate_CreateSingleLink() {
@@ -157,18 +161,10 @@
 		//Use the link storage API to add the link
 		linkStorage.update(linkToCreate, ILinkStorage.DM_OPERATION.CREATE);
 		doTestLinkExist(linkToVerify);
-
-		// Avoiding duplication is out of scope. DBOperation is responsible for this.
-//		// Add same link
-//		Link linkToCreateTwice = createFeasibleLink();
-//		linkStorage.update(linkToCreateTwice, ILinkStorage.DM_OPERATION.CREATE);
-//		
-//		// this occurs assertion failure if there are two links in titanGraph
-//		doTestLinkIsInGraph(linkToVerify);
 	}
 
 	/**
-	 * Test if update() can correctly inserts a Link.
+	 * Test if {@link LinkStorageImpl#update(Link, DM_OPERATION)}can correctly inserts a Link.
 	 */
 	@Test
 	public void testUpdate_InsertSingleLink(){
@@ -181,7 +177,7 @@
 	}
 	
 	/**
-	 * Test if update() can correctly deletes a Link.
+	 * Test if {@link LinkStorageImpl#update(Link, DM_OPERATION)} can correctly deletes a Link.
 	 */
 	@Test
 	public void testUpdate_DeleteSingleLink(){
@@ -194,7 +190,7 @@
 	}
 
 	/**
-	 * Test if update() can correctly creates multiple Links.
+	 * Test if {@link LinkStorageImpl#update(List, DM_OPERATION)} can correctly creates multiple Links.
 	 */
 	@Test
 	public void testUpdate_CreateLinks(){
@@ -206,34 +202,10 @@
 		for(Link l : linksToVerify) {
 			doTestLinkExist(l);
 		}
-	
-		// Out of scope: DBOperation is responsible for avoiding duplication.
-//		// Test creation of existing links
-//		linksToCreate = createFeasibleLinks();
-//		linkStorage.update(linksToCreate, ILinkStorage.DM_OPERATION.CREATE);
-//		for(Link l : linksToVerify) {
-//			doTestLinkIsInGraph(l);
-//		}
-	}
-	
-	/**
-	 * Test if update() can handle mixture of normal/abnormal input for creation of Links.
-	 * Deprecated: DBOperation is responsible.
-	 */
-	@Ignore @Test
-	public void testUpdate_CreateLinks_Mixuture(){
-		List<Link> linksToCreate = new ArrayList<Link>();
-		linksToCreate.add(createFeasibleLink());
-		linksToCreate.add(createExistingLink());
-		
-		// Test creation of mixture of new/existing links
-		linkStorage.update(linksToCreate, ILinkStorage.DM_OPERATION.CREATE);
-		doTestLinkExist(createFeasibleLink());
-		doTestLinkExist(createExistingLink());
 	}
 
 	/**
-	 * Test if update() can correctly inserts multiple Links.
+	 * Test if {@link LinkStorageImpl#update(List, DM_OPERATION)} can correctly inserts multiple Links.
 	 */
 	@Test
 	public void testUpdate_InsertLinks(){
@@ -248,22 +220,7 @@
 	}
 	
 	/**
-	 * Test if update() can handle mixture of normal/abnormal input for creation of Links.
-	 */
-	@Ignore @Test
-	public void testUpdate_InsertLinks_Mixuture(){
-		List<Link> linksToInsert = new ArrayList<Link>();
-		linksToInsert.add(createFeasibleLink());
-		linksToInsert.add(createExistingLink());
-		
-		// Test insertion of mixture of new/existing links
-		linkStorage.update(linksToInsert, ILinkStorage.DM_OPERATION.INSERT);
-		doTestLinkExist(createFeasibleLink());
-		doTestLinkExist(createExistingLink());
-	}
-
-	/**
-	 * Test if update() can correctly deletes multiple Links.
+	 * Test if  {@link LinkStorageImpl#update(List, DM_OPERATION)} can correctly deletes multiple Links.
 	 */
 	@Test
 	public void testUpdate_DeleteLinks(){
@@ -277,24 +234,9 @@
 		}
 	}
 	
-	/**
-	 * Test if update() can handle mixture of normal/abnormal input for deletion of Links.
-	 */
-	@Ignore @Test
-	public void testUpdate_DeleteLinks_Mixuture(){
-		List<Link> linksToDelete = new ArrayList<Link>();
-		linksToDelete.add(createFeasibleLink());
-		linksToDelete.add(createExistingLink());
-		
-		// Test deletion of mixture of new/existing links
-		linkStorage.update(linksToDelete, ILinkStorage.DM_OPERATION.DELETE);
-		doTestLinkNotExist(createFeasibleLink());
-		doTestLinkNotExist(createExistingLink());
-	}
-	
 	// TODO: remove @Ignore after UPDATE method is implemented
 	/**
-	 * Test if updateLink() can correctly updates LinkInfo for a Link.
+	 * Test if {@link LinkStorageImpl#updateLink(Link, LinkInfo, DM_OPERATION)} can correctly updates LinkInfo for a Link.
 	 */
 	@Ignore @Test
 	public void testUpdateLink_Update() {
@@ -309,7 +251,7 @@
 	}
 	
 	/**
-	 * Test if updateLink() can correctly creates a Link.
+	 * Test if {@link LinkStorageImpl#updateLink(Link, LinkInfo, DM_OPERATION)} can correctly creates a Link.
 	 */
 	@Test
 	public void testUpdateLink_Create() {
@@ -322,7 +264,7 @@
 	}
 	
 	/**
-	 * Test if updateLink() can correctly inserts a Link.
+	 * Test if {@link LinkStorageImpl#updateLink(Link, LinkInfo, DM_OPERATION)} can correctly inserts a Link.
 	 */
 	@Test
 	public void testUpdateLink_Insert() {
@@ -337,7 +279,7 @@
 	
 	// TODO: Check if addOrUpdateLink() should accept DELETE operation. If not, remove this test.
 	/**
-	 * Test if updateLink() can correctly deletes a Link.
+	 * Test if {@link LinkStorageImpl#updateLink(Link, LinkInfo, DM_OPERATION)} can correctly deletes a Link.
 	 */
 	@Ignore @Test
 	public void testUpdateLink_Delete() {
@@ -357,7 +299,7 @@
 	}
 	
 	/**
-	 * Test if getLinks() can correctly return Links connected to specific DPID and port.
+	 * Test if {@link LinkStorageImpl#getLinks(Long, short)} can correctly return Links connected to specific DPID and port.
 	 */
 	@Test
 	public void testGetLinks_ByDpidPort(){
@@ -383,7 +325,7 @@
 	}
 	
 	/**
-	 * Test if getLinks() can correctly return Links connected to specific MAC address.
+	 * Test if {@link LinkStorageImpl#getLinks(String)} can correctly return Links connected to specific MAC address.
 	 */
 	@Test
 	public void testGetLinks_ByString() {
@@ -398,7 +340,7 @@
 	}
 	
 	/**
-	 * Test if deleteLink() can correctly delete a Link.
+	 * Test if {@link LinkStorageImpl#deleteLink(Link)} can correctly delete a Link.
 	 */
 	@Test
 	public void testDeleteLink() {
@@ -411,7 +353,7 @@
 	}
 	
 	/**
-	 * Test if deleteLinks() can correctly delete Links.
+	 * Test if {@link LinkStorageImpl#deleteLinks(List)} can correctly delete Links.
 	 */
 	@Test
 	public void testDeleteLinks(){
@@ -423,24 +365,9 @@
 			doTestLinkNotExist(l);
 		}
 	}
-	
-	/**
-	 * Test if deleteLinks() can handle mixture of normal/abnormal input.
-	 */
-	@Ignore @Test
-	public void testDeleteLinks_Mixture(){
-		List<Link> linksToDelete = new ArrayList<Link>();
-		linksToDelete.add(createFeasibleLink());
-		linksToDelete.add(createExistingLink());
-		
-		// Test deletion of mixture of new/existing links
-		linkStorage.deleteLinks(linksToDelete);
-		doTestLinkNotExist(createFeasibleLink());
-		doTestLinkNotExist(createExistingLink());
-	}
 
 	/**
-	 * Test if getActiveLinks() can correctly return active Links.
+	 * Test if {@link LinkStorageImpl#getActiveLinks()} can correctly return active Links.
 	 */
 	@Test
 	public void testGetActiveLinks() {
@@ -454,7 +381,7 @@
 	}
 	
 	/**
-	 * Test if deleteLinksOnPort() can delete Links.
+	 * Test if {@link LinkStorageImpl#deleteLinksOnPort(Long, short)} can delete Links.
 	 */
 	@Test
 	public void testDeleteLinksOnPort() {
@@ -493,11 +420,12 @@
 	 * Test if titanGraph has specific Link with specific LinkInfo
 	 * @param link 
 	 */
+	// TODO: Fix me
 	private void doTestLinkHasStateOf(Link link, LinkInfo info) {
 	}
 	
 	/**
-	 * Class defines a function called back when IPortObject#removeLink is called.
+	 * Class defines a function called back when {@link IPortObject#removeLink(IPortObject)} is called.
 	 * @author Naoki Shiota
 	 *
 	 */
@@ -521,9 +449,8 @@
 	}
 	
 	/**
-	 * Class defines a function called back when IPortObject#setLinkPort is called.
+	 * Class defines a function called back when {@link IPortObject#setLinkPort(IPortObject)} is called.
 	 * @author Naoki Shiota
-	 *
 	 */
 	private class SetLinkPortCallback implements IAnswer<Object> {
 		private long dpid;
@@ -546,7 +473,7 @@
 	}
 	
 	/**
-	 * Class defines a function called back when IPortObject#getSwitch is called.
+	 * Class defines a function called back when {@link IPortObject#getSwitch()} is called.
 	 * @author Naoki Shiota
 	 *
 	 */
@@ -565,7 +492,7 @@
 	}
 	
 	/**
-	 * Class defines a function called back when IPortObject#getLinkedPorts is called.
+	 * Class defines a function called back when {@link IPortObject#getLinkedPorts()} is called.
 	 * @author Naoki Shiota
 	 *
 	 */
@@ -594,7 +521,7 @@
 	}
 
 	/**
-	 * Class defines a function called back when ISwitchObject#getPorts is called.
+	 * Class defines a function called back when {@link LinkStorageImplTest} is called.
 	 * @author Naoki Shiota
 	 *
 	 */
@@ -619,7 +546,7 @@
 
 	// ------------------------Creation of Mock-----------------------------
 	/**
-	 * Create a mock GraphDBOperation which hooks port-related methods.
+	 * Create a mock {@link GraphDBOperation} which hooks port-related methods.
 	 * @return EasyMock-wrapped GraphDBOperation object.
 	 */
 	@SuppressWarnings("serial")
@@ -692,8 +619,8 @@
 	}
 	
 	/**
-	 * Create a mock IPortObject using given DPID and port number.
-	 * IPortObject can't store DPID, so DPID is stored to mockToPortInfoMap for later use.
+	 * Create a mock {@link IPortObject} using given DPID and port number.
+	 * {@link IPortObject} can't store DPID, so DPID is stored to mockToPortInfoMap for later use.
 	 * Duplication is not checked.
 	 * @param dpid DPID of a port
 	 * @param number Port Number
@@ -725,7 +652,7 @@
 	}
 	
 	/**
-	 * Create a mock ISwitchObject using given DPID number.
+	 * Create a mock {@link ISwitchObject} using given DPID number.
 	 * Duplication is not checked.
 	 * @param dpid DPID of a switch
 	 * @return EasyMock-wrapped ISwitchObject
@@ -811,7 +738,7 @@
 	}
 	
 	/**
-	 * Returns new Link object of an existing link
+	 * Returns new {@link Link} object of an existing link
 	 * @return new Link object
 	 */
 	private Link createExistingLink() {
@@ -819,7 +746,7 @@
 	}
 	
 	/**
-	 * Returns new Link object of a not-existing but feasible link
+	 * Returns new {@link Link} object of a not-existing but feasible link
 	 * @return new Link object
 	 */
 	private Link createFeasibleLink() {
@@ -833,7 +760,7 @@
 	}
 
 	/**
-	 * Returns list of Link objects which all has information of existing link in titanGraph
+	 * Returns list of existing {@link Link} objects
 	 * @return ArrayList of new Link objects
 	 */
 	private List<Link> createExistingLinks() {
@@ -844,7 +771,7 @@
 	}
 	
 	/**
-	 * Returns list of Link objects which all has information of not-existing but feasible link
+	 * Returns list of {@link Link} objects that are all not-existing but feasible
 	 * @return ArrayList of new Link objects
 	 */
 	private List<Link> createFeasibleLinks() {
@@ -855,7 +782,7 @@
 	}
 	
 	/**
-	 * Returns new LinkInfo object with convenient values.
+	 * Returns new {@link LinkInfo} object with convenient values.
 	 * @return LinkInfo object
 	 */
 	private LinkInfo createFeasibleLinkInfo(long time) {
diff --git a/src/test/java/net/onrc/onos/ofcontroller/core/internal/TestDatabaseManager.java b/src/test/java/net/onrc/onos/ofcontroller/core/internal/TestDatabaseManager.java
index b4cfc31..b8091fc 100644
--- a/src/test/java/net/onrc/onos/ofcontroller/core/internal/TestDatabaseManager.java
+++ b/src/test/java/net/onrc/onos/ofcontroller/core/internal/TestDatabaseManager.java
@@ -56,10 +56,19 @@
         
         //Change the type of all port numbers to short in the database
         Iterator<Vertex> it = titanGraph.getVertices("type", "port").iterator();
-        while (it.hasNext()){
-        	Vertex port = it.next();
-        	Integer portNum = (Integer) port.getProperty("number");
-        	port.setProperty("number", portNum.shortValue());
+	while (it.hasNext()){
+		Vertex port = it.next();
+
+		if(port.getProperty("number") instanceof Short)
+		{
+			Short portNum = (Short) port.getProperty("number");
+			port.setProperty("number", portNum.shortValue());
+		}
+		else{
+			Integer portNum = (Integer) port.getProperty("number");	
+			port.setProperty("number", portNum.shortValue());
+		}
+
         }
         titanGraph.stopTransaction(Conclusion.SUCCESS);
 	}
@@ -73,4 +82,4 @@
 		}
 	}
 	
-}
\ No newline at end of file
+}
diff --git a/src/test/java/net/onrc/onos/ofcontroller/flowmanager/FlowManagerTest.java b/src/test/java/net/onrc/onos/ofcontroller/flowmanager/FlowManagerTest.java
index 5add3cd..06e828d 100644
--- a/src/test/java/net/onrc/onos/ofcontroller/flowmanager/FlowManagerTest.java
+++ b/src/test/java/net/onrc/onos/ofcontroller/flowmanager/FlowManagerTest.java
@@ -11,6 +11,7 @@
 import java.util.concurrent.TimeUnit;
 
 import net.floodlightcontroller.core.IFloodlightProviderService;
+import net.floodlightcontroller.core.IOFSwitch;
 import net.floodlightcontroller.core.module.FloodlightModuleContext;
 import net.floodlightcontroller.core.module.IFloodlightService;
 import net.floodlightcontroller.restserver.IRestApiService;
@@ -25,8 +26,12 @@
 import org.easymock.IAnswer;
 import org.junit.After;
 import org.junit.Before;
+import org.junit.Ignore;
 import org.junit.Test;
 import org.junit.runner.RunWith;
+import org.openflow.protocol.OFFlowMod;
+import org.openflow.protocol.OFType;
+import org.openflow.protocol.factory.BasicFactory;
 import org.powermock.core.classloader.annotations.PrepareForTest;
 import org.powermock.modules.junit4.PowerMockRunner;
 
@@ -83,13 +88,10 @@
 		expect(iFlowPath.getSrcPort()).andReturn(new Short((short)srcPort)).anyTimes();
 		expect(iFlowPath.getDstSwitch()).andReturn(new Dpid(dstDpid).toString()).anyTimes();
 		expect(iFlowPath.getDstPort()).andReturn(new Short((short)dstPort)).anyTimes();
-		expect(iFlowPath.getFlowEntries()).andReturn(new ArrayList<IFlowEntry>()).anyTimes();
 		return iFlowPath;
 	}
 	
-	private FlowPath createTestFlowPath(
-			long flowId,
-			String installerId,
+	private FlowPath createTestFlowPath(long flowId, String installerId,
 			final long srcDpid, final int srcPort,
 			final long dstDpid, final int dstPort			
 			) {
@@ -131,6 +133,7 @@
 		FlowId flowId = new FlowId(123);
 		FlowPath flowPath = new FlowPath();
 		flowPath.setFlowId(flowId);
+		FlowManager fm = new FlowManager();
 		
 		// setup expectations
 		expectInitWithContext();
@@ -140,9 +143,7 @@
 
 		// start the test
 		replayAll();
-//		replay(GraphDBOperation.class);
 
-		FlowManager fm = new FlowManager();
 		fm.init(context);
 		Boolean result = fm.addFlow(flowPath, flowId, "");
 
@@ -230,6 +231,7 @@
 		ArrayList<IFlowPath> flowPaths = new ArrayList<IFlowPath>();
 		flowPaths.add(flowPath1);
 		flowPaths.add(flowPath2);
+		FlowManager fm = new FlowManager();
 		
 		// setup expectations
 		expectInitWithContext();
@@ -251,7 +253,6 @@
 		// start the test
 		replayAll();
 		
-		FlowManager fm = new FlowManager();
 		fm.init(context);
 		Boolean result = fm.deleteAllFlows();
 
@@ -266,6 +267,9 @@
 	 */
 	@Test
 	public final void testDeleteFlowSuccessEmptyFlowPath() throws Exception {
+		// instantiate required objects
+		FlowManager fm = new FlowManager();
+		
 		// create mock objects
 		IFlowPath flowObj = createNiceMock(IFlowPath.class);
 
@@ -280,7 +284,6 @@
 		// start the test
 		replayAll();
 		
-		FlowManager fm = new FlowManager();
 		fm.init(context);
 		Boolean result = fm.deleteFlow(new FlowId(1));
 		
@@ -336,11 +339,12 @@
 	public final void testGetFlowSuccessNormally() throws Exception {
 		// instantiate required objects
 		FlowManager fm = new FlowManager();
+		IFlowPath iFlowPath = createIFlowPathMock(1, "caller id", 1, 1, 2, 2); 
 
 		// setup expectations
 		expectInitWithContext();
-		expect(op.searchFlowPath(cmpEq(new FlowId(1)))).andReturn(
-				createIFlowPathMock(1, "caller id", 1, 1, 2, 2));
+		expect(op.searchFlowPath(cmpEq(new FlowId(1)))).andReturn(iFlowPath);
+		expect(iFlowPath.getFlowEntries()).andReturn(new ArrayList<IFlowEntry>()).anyTimes();
 		op.commit();
 		
 		// start the test
@@ -467,15 +471,21 @@
 	 */
 	@Test
 	public final void testGetAllFlowsSuccessNormally() throws Exception {
+		// create mock objects
+		IFlowPath iFlowPath1 = createIFlowPathMock(1, "caller id", 1, 1, 2, 2); 
+		IFlowPath iFlowPath2 = createIFlowPathMock(2, "caller id", 2, 5, 3, 5);
+		
 		// instantiate required objects
 		ArrayList<IFlowPath> flowPaths = new ArrayList<IFlowPath>();
-		flowPaths.add(createIFlowPathMock(1, "caller id", 1, 1, 2, 2));
-		flowPaths.add(createIFlowPathMock(1, "caller id", 2, 5, 3, 5));
+		flowPaths.add(iFlowPath1);
+		flowPaths.add(iFlowPath2);
 		FlowManager fm = new FlowManager();
 
 		// setup expectations
 		expectInitWithContext();
 		expect(op.getAllFlowPaths()).andReturn(flowPaths);
+		expect(iFlowPath1.getFlowEntries()).andReturn(new ArrayList<IFlowEntry>()).anyTimes();
+		expect(iFlowPath2.getFlowEntries()).andReturn(new ArrayList<IFlowEntry>()).anyTimes();
 		op.commit();
 		
 		// start the test
@@ -749,6 +759,7 @@
 		// instantiate required objects
 		FlowPath paramFlow = createTestFlowPath(100, "installer id", 1, 3, 2, 4);
 		Map<Long, Object> shortestPathMap = new HashMap<Long, Object>();
+		FlowManager fm = new FlowManager();
 
 		// setup expectations
 		expectInitWithContext();
@@ -763,7 +774,6 @@
 		// start the test
 		replayAll();
 		
-		FlowManager fm = new FlowManager();
 		fm.init(context);
 		fm.measurementStorePathFlow(paramFlow);
 		Boolean result = fm.measurementClearAllPaths();
@@ -785,6 +795,9 @@
 	 */
 	@Test
 	public final void testInitSuccessNormally() throws Exception {
+		// instantiate required objects
+		FlowManager fm = new FlowManager();
+
 		// create mock objects
 		op = createMock(GraphDBOperation.class);
 
@@ -794,7 +807,6 @@
 		// start the test
 		replayAll();
 		
-		FlowManager fm = new FlowManager();
 		fm.init("/dummy/path");
 		
 		// verify the test
@@ -934,7 +946,6 @@
 		mockStaticPartial(Executors.class, "newScheduledThreadPool");
 		ScheduledExecutorService scheduler = createMock(ScheduledExecutorService.class);
 
-
 		// instantiate required objects
 		FlowManager fm = new FlowManager();
 		
@@ -958,4 +969,233 @@
 		// verify the test
 		verifyAll();
 	}
+	
+	
+	// other methods
+	
+	
+	/**
+	 * Test method for {@link FlowManager#clearFlow(FlowId)}.
+	 * @throws Exception
+	 */
+	@Test
+	public final void testClearFlowSuccessNormally() throws Exception {
+		// create mock objects
+		IFlowPath flowPath = createIFlowPathMock(123, "id", 1, 2, 3, 4);
+		IFlowEntry flowEntry1 = createMock(IFlowEntry.class);
+		IFlowEntry flowEntry2 = createMock(IFlowEntry.class);
+		IFlowEntry flowEntry3 = createMock(IFlowEntry.class);
+		
+		// instantiate required objects
+		FlowManager fm = new FlowManager();
+		FlowId flowId = new FlowId(123);
+		ArrayList<IFlowEntry> flowEntries = new ArrayList<IFlowEntry>();
+		flowEntries.add(flowEntry1);
+		flowEntries.add(flowEntry2);
+		flowEntries.add(flowEntry3);
+
+		// setup expectations
+		expectInitWithContext();
+		expect(op.searchFlowPath(cmpEq(flowId))).andReturn(flowPath);
+		expect(flowPath.getFlowEntries()).andReturn(flowEntries);
+		flowPath.removeFlowEntry(flowEntry1);
+		flowPath.removeFlowEntry(flowEntry2);
+		flowPath.removeFlowEntry(flowEntry3);
+		op.removeFlowEntry(flowEntry1);
+		op.removeFlowEntry(flowEntry2);
+		op.removeFlowEntry(flowEntry3);
+		op.removeFlowPath(flowPath);
+		op.commit();
+
+		// start the test
+		replayAll();
+		
+		fm.init(context);
+		fm.clearFlow(flowId);
+
+		// verify the test
+		verifyAll();
+	}
+	
+	/**
+	 * Test method for {@link FlowManager#getAllFlowsWithoutFlowEntries()}.
+	 * @throws Exception 
+	 */
+	@Test
+	public final void testGetAllFlowsWithoutFlowEntriesSuccessNormally() throws Exception {
+		// create mock objects
+		IFlowPath iFlowPath1 = createIFlowPathMock(1, "caller id", 1, 1, 2, 2); 
+		IFlowPath iFlowPath2 = createIFlowPathMock(2, "caller id", 2, 5, 3, 5);
+		
+		// instantiate required objects
+		ArrayList<IFlowPath> flowPaths = new ArrayList<IFlowPath>();
+		flowPaths.add(iFlowPath1);
+		flowPaths.add(iFlowPath2);
+		FlowManager fm = new FlowManager();
+		
+		// setup expectations
+		expectInitWithContext();
+		op.commit();
+		expect(op.getAllFlowPaths()).andReturn(flowPaths);
+		
+		// start the test
+		replayAll();
+		
+		fm.init(context);
+		ArrayList<IFlowPath> result = fm.getAllFlowsWithoutFlowEntries();
+		
+		// verify the test
+		verifyAll();
+		assertEquals(iFlowPath1, result.get(0));
+		assertEquals(iFlowPath2, result.get(1));
+		
+		// TODO: does this method just return the replica of the flow paths?
+	}
+	
+	/**
+	 * Test method for {@link FlowManager#reconcileFlow(IFlowPath, DataPath)}.
+	 * @throws Exception
+	 */
+	@Test
+	public final void testReconcileFlowWithFlowPathAndDataPathSuccessNormally() throws Exception {
+		final String addFlowEntry = "addFlowEntry";
+		
+		// create mock objects
+		IFlowPath iFlowPath1 = createIFlowPathMock(1, "caller id", 1, 1, 2, 2);
+		IFlowEntry iFlowEntry1 = createMock(IFlowEntry.class);
+		IFlowEntry iFlowEntry2 = createMock(IFlowEntry.class);
+		FlowManager fm = createPartialMockAndInvokeDefaultConstructor(FlowManager.class, addFlowEntry);
+		
+		// instantiate required objects
+		FlowEntry flowEntry1 = new FlowEntry();
+		flowEntry1.setDpid(new Dpid(1));
+		flowEntry1.setFlowId(new FlowId(1));
+		flowEntry1.setInPort(new Port((short) 1));
+		flowEntry1.setOutPort(new Port((short) 11));
+		flowEntry1.setFlowEntryId(new FlowEntryId(1));
+		flowEntry1.setFlowEntryMatch(new FlowEntryMatch());
+		flowEntry1.setFlowEntryActions(new ArrayList<FlowEntryAction>());
+		flowEntry1.setFlowEntryErrorState(new FlowEntryErrorState());
+		
+		FlowEntry flowEntry2 = new FlowEntry();
+		flowEntry2.setDpid(new Dpid(2));
+		flowEntry2.setFlowId(new FlowId(2));
+		flowEntry2.setInPort(new Port((short) 22)); 
+		flowEntry2.setOutPort(new Port((short) 2));
+		flowEntry2.setFlowEntryId(new FlowEntryId(2));
+		flowEntry2.setFlowEntryMatch(new FlowEntryMatch());
+		flowEntry2.setFlowEntryActions(new ArrayList<FlowEntryAction>());
+		flowEntry2.setFlowEntryErrorState(new FlowEntryErrorState());
+		
+		DataPath dataPath = new DataPath();
+		ArrayList<FlowEntry> flowEntries = new ArrayList<FlowEntry>();
+		flowEntries.add(flowEntry1);
+		flowEntries.add(flowEntry2);
+		dataPath.setFlowEntries(flowEntries);
+		
+		ArrayList<IFlowEntry> oldFlowEntries = new ArrayList<IFlowEntry>();
+		oldFlowEntries.add(iFlowEntry1);
+		oldFlowEntries.add(iFlowEntry2);
+
+		// setup expectations
+		expectInitWithContext();
+		expect(floodlightProvider.getSwitches()).andReturn(null); // TODO: why is this needed?
+		expect(iFlowPath1.getFlowEntries()).andReturn(oldFlowEntries);
+		iFlowEntry1.setUserState("FE_USER_DELETE");
+		iFlowEntry1.setSwitchState("FE_SWITCH_NOT_UPDATED");
+		iFlowEntry2.setUserState("FE_USER_DELETE");
+		iFlowEntry2.setSwitchState("FE_SWITCH_NOT_UPDATED");
+		expectPrivate(fm, addFlowEntry, iFlowPath1, flowEntry1).andReturn(null);
+		expectPrivate(fm, addFlowEntry, iFlowPath1, flowEntry2).andReturn(null);
+
+		// start the test
+		replayAll();
+		
+		fm.init(context);
+		Boolean result = fm.reconcileFlow(iFlowPath1, dataPath);
+		
+		// verify the test
+		verifyAll();
+		assertTrue(result);
+		// TODO: write more asserts
+	}
+	
+	/**
+	 * Test method for {@link FlowManager#installFlowEntry(net.floodlightcontroller.core.IOFSwitch, IFlowPath, IFlowEntry)}.
+	 * @throws Exception 
+	 */
+	@Test
+	public final void testInstallFlowEntryWithIFlowPathSuccessNormally() throws Exception {
+		// create mock object
+		IOFSwitch iofSwitch = createNiceMock(IOFSwitch.class);
+		IFlowPath iFlowPath = createIFlowPathMock(1, "id", 1, 2, 3, 4); 
+		IFlowEntry iFlowEntry = createMock(IFlowEntry.class);
+		BasicFactory basicFactory = createMock(BasicFactory.class);
+		
+		// instantiate required objects
+		FlowManager fm = new FlowManager();
+		
+		// setup expectations
+		expectInitWithContext();
+		expect(iFlowEntry.getFlowEntryId()).andReturn(new FlowEntryId(123).toString());
+		expect(iFlowEntry.getUserState()).andReturn("FE_USER_ADD");
+		iFlowEntry.setSwitchState("FE_SWITCH_UPDATED");
+		expect(iFlowEntry.getMatchInPort()).andReturn(new Short((short) 1));
+		expect(iFlowEntry.getMatchEthernetFrameType()).andReturn(new Short((short)0x0800));
+		expect(iFlowEntry.getMatchSrcIPv4Net()).andReturn("192.168.0.1");
+		expect(iFlowEntry.getMatchDstIPv4Net()).andReturn("192.168.0.2");
+		expect(iFlowEntry.getMatchSrcMac()).andReturn("01:23:45:67:89:01");
+		expect(iFlowEntry.getMatchDstMac()).andReturn("01:23:45:67:89:02");
+		expect(iFlowEntry.getActionOutput()).andReturn(new Short((short) 2));
+		expect(floodlightProvider.getOFMessageFactory()).andReturn(basicFactory);
+		expect(basicFactory.getMessage(OFType.FLOW_MOD)).andReturn(new OFFlowMod());
+		expect(iofSwitch.getStringId()).andReturn(new Dpid(100).toString());
+
+		// start the test
+		replayAll();
+		
+		fm.init(context);
+		Boolean result = fm.installFlowEntry(iofSwitch, iFlowPath, iFlowEntry);
+		
+		// verify the test
+		verifyAll();
+		assertTrue(result);
+		// TODO: write more asserts
+	}
+
+	/**
+	 * Test method for {@link FlowManager#installFlowEntry(net.floodlightcontroller.core.IOFSwitch, FlowPath, FlowEntry)}.
+	 * The method seems to be not used for now.
+	 */
+	@Ignore @Test
+	public final void testInstallFlowEntryWithFlowPathSuccessNormally() {
+		fail("not yet implemented");
+	}
+
+	/**
+	 * Test method for {@link FlowManager#removeFlowEntry(net.floodlightcontroller.core.IOFSwitch, FlowPath, FlowEntry)}.
+	 * The method seems to be not implemented and not used for now.
+	 */
+	@Ignore @Test
+	public final void testRemoveFlowEntrySuccessNormally() {
+		fail("not yet implemented");
+	}
+
+	/**
+	 * Test method for {@link FlowManager#installRemoteFlowEntry(FlowPath, FlowEntry)}.
+	 * The method seems to be not implemented and not used for now.
+	 */
+	@Ignore @Test
+	public final void testInstallRemoteFlowEntrySuccessNormally() {
+		fail("not yet implemented");
+	}
+
+	/**
+	 * Test method for {@link FlowManager#removeRemoteFlowEntry(FlowPath, FlowEntry)}.
+	 * The method seems to be not implemented and not used for now.
+	 */
+	@Ignore @Test
+	public final void testRemoveRemoteFlowEntrySuccessNormally() {
+		fail("not yet implemented");
+	}
 }
\ No newline at end of file
diff --git a/src/test/java/net/onrc/onos/ofcontroller/routing/TopoRouteServiceTest.java b/src/test/java/net/onrc/onos/ofcontroller/routing/TopoRouteServiceTest.java
new file mode 100644
index 0000000..e6d7d16
--- /dev/null
+++ b/src/test/java/net/onrc/onos/ofcontroller/routing/TopoRouteServiceTest.java
@@ -0,0 +1,234 @@
+package net.onrc.onos.ofcontroller.routing;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
+
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
+
+import org.easymock.EasyMock;
+
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Ignore;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import org.powermock.api.easymock.PowerMock;
+import org.powermock.core.classloader.annotations.PrepareForTest;
+import org.powermock.modules.junit4.PowerMockRunner;
+
+import com.thinkaurelius.titan.core.TitanGraph;
+import com.thinkaurelius.titan.core.TitanFactory;
+import com.tinkerpop.blueprints.Vertex;
+import com.tinkerpop.gremlin.groovy.jsr223.GremlinGroovyScriptEngine;
+import com.tinkerpop.gremlin.java.GremlinPipeline;
+import com.tinkerpop.pipes.PipeFunction;
+import com.tinkerpop.pipes.branch.LoopPipe.LoopBundle;
+
+import javax.script.ScriptContext;
+import javax.script.ScriptEngine;
+import javax.script.ScriptException;
+
+import net.onrc.onos.graph.GraphDBConnection;
+import net.onrc.onos.graph.GraphDBOperation;
+import net.onrc.onos.ofcontroller.core.internal.TestDatabaseManager;
+import net.onrc.onos.ofcontroller.routing.TopoRouteService;
+import net.onrc.onos.ofcontroller.util.DataPath;
+import net.onrc.onos.ofcontroller.util.Dpid;
+import net.onrc.onos.ofcontroller.util.Port;
+import net.onrc.onos.ofcontroller.util.SwitchPort;
+
+/**
+ * A class for testing the TopoRouteService class.
+ * @see net.onrc.onos.ofcontroller.routing.TopoRouteService
+ * @author Pavlin Radoslavov (pavlin@onlab.us)
+ */
+@RunWith(PowerMockRunner.class)
+@PrepareForTest({TitanFactory.class, GraphDBConnection.class, GraphDBOperation.class, TopoRouteService.class})
+public class TopoRouteServiceTest {
+    String conf;
+    private GraphDBConnection conn = null;
+    private GraphDBOperation oper = null;
+    private TitanGraph titanGraph = null;
+    private TopoRouteService topoRouteService = null;
+
+    /**
+     * Setup the tests.
+     */
+    @Before
+    public void setUp() throws Exception {
+	conf = "/dummy/path/to/db";
+
+	//
+	// Make mock database.
+	// Replace TitanFactory.open() to return the mock database.
+	//
+	titanGraph = TestDatabaseManager.getTestDatabase();
+	PowerMock.mockStatic(TitanFactory.class);
+	EasyMock.expect(TitanFactory.open((String)EasyMock.anyObject())).andReturn(titanGraph);
+	PowerMock.replay(TitanFactory.class);
+
+	// Create the connection to the database
+	conn = GraphDBConnection.getInstance(conf);
+	oper = new GraphDBOperation(conn);
+
+	// Populate the database
+	TestDatabaseManager.populateTestData(titanGraph);
+
+	// Prepare the TopoRouteService instance
+	topoRouteService = new TopoRouteService();
+	topoRouteService.setDbOperationHandler(oper);
+    }
+
+    /**
+     * Cleanup after the tests.
+     */
+    @After
+    public void tearDown() throws Exception {
+	titanGraph.shutdown();
+	TestDatabaseManager.deleteTestDatabase();
+    }
+
+    /**
+     * Test method TopoRouteService.getTopoShortestPath()
+     *
+     * @see net.onrc.onos.ofcontroller.routing.TopoRouteService#getTopoShortestPath
+     */
+    @Test
+    public void test_getTopoShortestPath() {
+	DataPath dataPath = null;
+	String srcDpidStr = "00:00:00:00:00:00:0a:01";
+	String dstDpidStr = "00:00:00:00:00:00:0a:06";
+	short srcPortShort = 1;
+	short dstPortShort = 1;
+
+	//
+	// Initialize the source and destination points
+	//
+	Dpid srcDpid = new Dpid(srcDpidStr);
+	Port srcPort = new Port(srcPortShort);
+	Dpid dstDpid = new Dpid(dstDpidStr);
+	Port dstPort = new Port(dstPortShort);
+	SwitchPort srcSwitchPort = new SwitchPort(srcDpid, srcPort);
+	SwitchPort dstSwitchPort = new SwitchPort(dstDpid, dstPort);
+
+	//
+	// Test a valid Shortest-Path computation
+	//
+	Map<Long, ?> shortestPathTopo =
+	    topoRouteService.prepareShortestPathTopo();
+	dataPath = topoRouteService.getTopoShortestPath(shortestPathTopo,
+							srcSwitchPort,
+							dstSwitchPort);
+	assertTrue(dataPath != null);
+	String dataPathSummaryStr = dataPath.dataPathSummary();
+	// System.out.println(dataPathSummaryStr);
+	String expectedResult = "1/00:00:00:00:00:00:0a:01/2;1/00:00:00:00:00:00:0a:03/2;2/00:00:00:00:00:00:0a:04/3;1/00:00:00:00:00:00:0a:06/1;";
+	assertEquals(dataPathSummaryStr, expectedResult);
+
+	//
+	// Test Shortest-Path computation to non-existing destination
+	//
+	String noSuchDpidStr = "ff:ff:00:00:00:00:0a:06";
+	Dpid noSuchDstDpid = new Dpid(noSuchDpidStr);
+	SwitchPort noSuchDstSwitchPort = new SwitchPort(noSuchDstDpid, dstPort);
+	dataPath = topoRouteService.getTopoShortestPath(shortestPathTopo,
+							srcSwitchPort,
+							noSuchDstSwitchPort);
+	assertTrue(dataPath == null);
+
+	topoRouteService.dropShortestPathTopo(shortestPathTopo);
+    }
+
+    /**
+     * Test method TopoRouteService.getShortestPath()
+     *
+     * @see net.onrc.onos.ofcontroller.routing.TopoRouteService#getShortestPath
+     */
+    @Test
+    public void test_getShortestPath() {
+	DataPath dataPath = null;
+	String srcDpidStr = "00:00:00:00:00:00:0a:01";
+	String dstDpidStr = "00:00:00:00:00:00:0a:06";
+	short srcPortShort = 1;
+	short dstPortShort = 1;
+
+	//
+	// Initialize the source and destination points
+	//
+	Dpid srcDpid = new Dpid(srcDpidStr);
+	Port srcPort = new Port(srcPortShort);
+	Dpid dstDpid = new Dpid(dstDpidStr);
+	Port dstPort = new Port(dstPortShort);
+	SwitchPort srcSwitchPort = new SwitchPort(srcDpid, srcPort);
+	SwitchPort dstSwitchPort = new SwitchPort(dstDpid, dstPort);
+
+	//
+	// Test a valid Shortest-Path computation
+	//
+	dataPath = topoRouteService.getShortestPath(srcSwitchPort,
+						dstSwitchPort);
+	assertTrue(dataPath != null);
+	String dataPathSummaryStr = dataPath.dataPathSummary();
+	// System.out.println(dataPathSummaryStr);
+	String expectedResult = "1/00:00:00:00:00:00:0a:01/2;1/00:00:00:00:00:00:0a:03/2;2/00:00:00:00:00:00:0a:04/3;1/00:00:00:00:00:00:0a:06/1;";
+	assertEquals(dataPathSummaryStr, expectedResult);
+
+	//
+	// Test Shortest-Path computation to non-existing destination
+	//
+	String noSuchDpidStr = "ff:ff:00:00:00:00:0a:06";
+	Dpid noSuchDstDpid = new Dpid(noSuchDpidStr);
+	SwitchPort noSuchDstSwitchPort = new SwitchPort(noSuchDstDpid, dstPort);
+
+	dataPath = topoRouteService.getShortestPath(srcSwitchPort,
+						    noSuchDstSwitchPort);
+	assertTrue(dataPath == null);
+    }
+
+    /**
+     * Test method TopoRouteService.routeExists()
+     *
+     * @see net.onrc.onos.ofcontroller.routing.TopoRouteService#routeExists
+     */
+    @Test
+    public void test_routeExists() {
+	Boolean result;
+	String srcDpidStr = "00:00:00:00:00:00:0a:01";
+	String dstDpidStr = "00:00:00:00:00:00:0a:06";
+	short srcPortShort = 1;
+	short dstPortShort = 1;
+
+	//
+	// Initialize the source and destination points
+	//
+	Dpid srcDpid = new Dpid(srcDpidStr);
+	Port srcPort = new Port(srcPortShort);
+	Dpid dstDpid = new Dpid(dstDpidStr);
+	Port dstPort = new Port(dstPortShort);
+	SwitchPort srcSwitchPort = new SwitchPort(srcDpid, srcPort);
+	SwitchPort dstSwitchPort = new SwitchPort(dstDpid, dstPort);
+
+	//
+	// Test a valid route
+	//
+	result = topoRouteService.routeExists(srcSwitchPort, dstSwitchPort);
+	assertTrue(result == true);
+
+	//
+	// Test a non-existing route
+	//
+	String noSuchDpidStr = "ff:ff:00:00:00:00:0a:06";
+	Dpid noSuchDstDpid = new Dpid(noSuchDpidStr);
+	SwitchPort noSuchDstSwitchPort = new SwitchPort(noSuchDstDpid, dstPort);
+	result = topoRouteService.routeExists(srcSwitchPort,
+					      noSuchDstSwitchPort);
+	assertTrue(result != true);
+    }
+}
diff --git a/src/test/java/net/onrc/onos/registry/controller/StandaloneRegistryTest.java b/src/test/java/net/onrc/onos/registry/controller/StandaloneRegistryTest.java
index 802c137..7c4a1a0 100644
--- a/src/test/java/net/onrc/onos/registry/controller/StandaloneRegistryTest.java
+++ b/src/test/java/net/onrc/onos/registry/controller/StandaloneRegistryTest.java
@@ -20,7 +20,7 @@
 import org.openflow.util.HexString;
 
 /**
- * Unit test for StandaloneRegistry.
+ * Unit test for {@link StandaloneRegistry}.
  * @author Naoki Shiota
  *
  */
@@ -30,14 +30,13 @@
 	protected StandaloneRegistry registry;
 	
 	/**
-	 * Implementation of ControlChangeCallback which defines callback interfaces called by Registry.
+	 * Implementation of {@link ControlChangeCallback} which defines callback interfaces called by Registry.
 	 * This class remembers past callback parameters and provides methods to access them.
 	 * This class also provides CountDownLatch so one can wait until the callback be called
-	 * specific times (specified by constructor param). Particularly, the first time callback
+	 * specific times (specified by constructor parameter). Particularly, the first time callback
 	 * called is supposed for registration, this class has an independent latch to wait for
 	 * the first callback.
 	 * @author Naoki Shiota
-	 *
 	 */
 	public static class LoggingCallback implements ControlChangeCallback {
 		private LinkedList<Long> dpidsCalledback = new LinkedList<Long>();
@@ -135,7 +134,7 @@
 	}
 	
 	/**
-	 * Test if registerController() can run without error.
+	 * Test if {@link StandaloneRegistry#registerController(String)} can run without error.
 	 */
 	@Test
 	public void testRegisterController() {
@@ -157,7 +156,7 @@
 	}
 	
 	/**
-	 * Test if getControllerId() can return correct ID.
+	 * Test if {@link StandaloneRegistry#getControllerId()} can return correct ID.
 	 * @throws RegistryException
 	 */
 	@Test
@@ -178,7 +177,7 @@
 	}
 
 	/**
-	 * Test if getAllControllers() can return correct list of controllers.
+	 * Test if {@link StandaloneRegistry#getAllControllers()} can return correct list of controllers.
 	 * @throws RegistryException
 	 */
 	@Test
@@ -208,7 +207,7 @@
 	}
 
 	/**
-	 * Test if requestControl() can correctly take control for switch so that callback is called.
+	 * Test if {@link StandaloneRegistry#requestControl(long, ControlChangeCallback)} can correctly take control for switch so that callback is called.
 	 * @throws RegistryException
 	 * @throws InterruptedException
 	 */
@@ -237,7 +236,7 @@
 	}
 
 	/**
-	 * Test if releaseControl() can correctly release the control so that callback is called.
+	 * Test if {@link StandaloneRegistry#releaseControl(long)} can correctly release the control so that callback is called.
 	 * @throws InterruptedException
 	 * @throws RegistryException
 	 */
@@ -262,7 +261,7 @@
 	}
 
 	/**
-	 * Test if hasControl() returns correct status.
+	 * Test if {@link StandaloneRegistry#hasControl(long)} returns correct status.
 	 * @throws InterruptedException
 	 * @throws RegistryException
 	 */
@@ -292,7 +291,7 @@
 	}
 
 	/**
-	 * Test if getControllerForSwitch() returns correct controller ID.
+	 * Test if {@link StandaloneRegistry#getControllerForSwitch(long)} returns correct controller ID.
 	 * @throws InterruptedException
 	 * @throws RegistryException
 	 */
@@ -339,7 +338,7 @@
 	}
 
 	/**
-	 * Test if getAllSwitches() returns correct list of switches.
+	 * Test if {@link StandaloneRegistry#getAllSwitches()} returns correct list of switches.
 	 * @throws InterruptedException
 	 * @throws RegistryException
 	 */
@@ -382,7 +381,7 @@
 	}
 
 	/**
-	 * Test if getSwitchesControlledByController() returns correct list of switches.
+	 * Test if {@link StandaloneRegistry#getSwitchesControlledByController(String)} returns correct list of switches.
 	 * @throws InterruptedException
 	 * @throws RegistryException
 	 */
@@ -426,7 +425,8 @@
 	}
 
 	/**
-	 * Test if allocateUniqueIdBlock() returns appropriate object.
+	 * Test if {@link StandaloneRegistry#allocateUniqueIdBlock()} returns appropriate object.
+	 * Get bulk of IdBlocks and check if they do have unique range of IDs.
 	 */
 	@Test
 	public void testAllocateUniqueIdBlock() {
@@ -454,7 +454,7 @@
 				
 				assertTrue(lower.getSize() > 0L);
 				assertTrue(higher.getSize() > 0L);
-				assertTrue(lower.getEnd() <= higher.getStart());
+				assertTrue(lower.getEnd() < higher.getStart());
 			}
 		}
 	}
diff --git a/src/test/java/net/onrc/onos/registry/controller/ZookeeperRegistryTest.java b/src/test/java/net/onrc/onos/registry/controller/ZookeeperRegistryTest.java
index f557663..3314ad2 100644
--- a/src/test/java/net/onrc/onos/registry/controller/ZookeeperRegistryTest.java
+++ b/src/test/java/net/onrc/onos/registry/controller/ZookeeperRegistryTest.java
@@ -41,8 +41,8 @@
 import com.netflix.curator.x.discovery.ServiceInstance;
 
 /**
- * Unit test for ZookeeperRegistry.
- * NOTE: FloodlightTestCase conflicts with PowerMock. If FloodLight-related methods need to be tested,
+ * Unit test for {@link ZookeeperRegistry}.
+ * NOTE: {@link FloodlightTestCase} conflicts with PowerMock. If FloodLight-related methods need to be tested,
  *       implement another test class to test them.
  * @author Naoki Shiota
  *
@@ -61,8 +61,8 @@
 	protected final String CONTROLLER_ID = "controller2013";
 
 	/**
-	 * Initialize ZookeeperRegistry Object and inject initial value with init() method.
-	 * This setup code also tests init() method itself.
+	 * Initialize {@link ZookeeperRegistry} Object and inject initial value with {@link ZookeeperRegistry#init(FloodlightModuleContext)} method.
+	 * This setup code also tests {@link ZookeeperRegistry#init(FloodlightModuleContext)} method itself.
 	 */
 	@Before
 	public void setUp() throws Exception {
@@ -97,8 +97,8 @@
 	}
 
 	/**
-	 * Test if registerController() method can go through without exception.
-	 * (Exceptions are usually out of test target, but registerController() throws an exception in case of invalid registration.)
+	 * Test if {@link ZookeeperRegistry#registerController(String)} method can go through without exception.
+	 * (Exceptions are usually out of test target, but {@link ZookeeperRegistry#registerController(String)} throws an exception in case of invalid registration.)
 	 */
 	@Test
 	public void testRegisterController() {
@@ -113,7 +113,7 @@
 	}
 
 	/**
-	 * Test if getControllerId() correctly returns registered ID.
+	 * Test if {@link ZookeeperRegistry#getControllerId()} correctly returns registered ID.
 	 * @throws Exception
 	 */
 	@Test
@@ -134,9 +134,9 @@
 	}
 
 	/**
-	 * Test if getAllControllers() returns all controllers.
-	 * Controllers are injected while setup. See createCuratorFrameworkMock() to what controllers
-	 * are injected using ServiceCache Mock.
+	 * Test if {@link ZookeeperRegistry#getAllControllers()} returns all controllers.
+	 * Controllers to be returned are injected while setup. See {@link ZookeeperRegistryTest#createCuratorFrameworkMock()}
+	 * to what controllers are injected using mock {@link ServiceCache}.
 	 * @throws Exception
 	 */
 	@Test
@@ -144,7 +144,6 @@
 		String controllerIdRegistered = "controller1";
 		String controllerIdNotRegistered = "controller2013";
 
-		// Test registered controller
 		try {
 			Collection<String> ctrls = registry.getAllControllers();
 			assertTrue(ctrls.contains(controllerIdRegistered));
@@ -156,13 +155,14 @@
 	}
 
 	/**
-	 * Test if requestControl() correctly take control of specific switch.
-	 * Because requestControl() doesn't return values, inject mock LeaderLatch object and verify latch is correctly set up.
+	 * Test if {@link ZookeeperRegistry#requestControl(long, net.onrc.onos.registry.controller.IControllerRegistryService.ControlChangeCallback)}
+	 * correctly take control of specific switch. Because {@link ZookeeperRegistry#requestControl(long, net.onrc.onos.registry.controller.IControllerRegistryService.ControlChangeCallback)}
+	 * doesn't return values, inject mock {@link LeaderLatch} object and verify latch is correctly set up.
 	 * @throws Exception
 	 */
 	@Test
 	public void testRequestControl() throws Exception {
-		// Mock of LeaderLatch
+		// Mock LeaderLatch
 		LeaderLatch latch = EasyMock.createMock(LeaderLatch.class);
 		latch.addListener(EasyMock.anyObject(SwitchLeaderListener.class));
 		EasyMock.expectLastCall().once();
@@ -172,7 +172,7 @@
 		
 		PowerMock.expectNew(LeaderLatch.class,
 				EasyMock.anyObject(CuratorFramework.class), EasyMock.anyObject(String.class), EasyMock.anyObject(String.class))
-				.andReturn(latch);
+				.andReturn(latch).once();
 		PowerMock.replay(LeaderLatch.class);
 		
 		String controllerId = "controller2013";
@@ -192,8 +192,9 @@
 	}
 
 	/**
-	 * Test if releaseControl() correctly release control of specific switch.
-	 * Because releaseControl() doesn't return values, inject mock LeaderLatch object and verify latch is correctly set up.
+	 * Test if {@link ZookeeperRegistry#releaseControl(long)} correctly release control of specific switch.
+	 * Because {@link ZookeeperRegistry#releaseControl(long)} doesn't return values, inject mock
+	 * {@link LeaderLatch} object and verify latch is correctly set up.
 	 * @throws Exception
 	 */
 	@Test
@@ -212,25 +213,23 @@
 		
 		PowerMock.expectNew(LeaderLatch.class,
 				EasyMock.anyObject(CuratorFramework.class), EasyMock.anyObject(String.class), EasyMock.anyObject(String.class))
-				.andReturn(latch);
+				.andReturn(latch).once();
 		PowerMock.replay(LeaderLatch.class);
 		
 		String controllerId = "controller2013";
 		registry.registerController(controllerId);
 		
-		long dpidToRequest = 1000L;
+		long dpidToRequest = 2000L;
 		LoggingCallback callback = new LoggingCallback(1);
 		
-		// to request and wait to take control
 		registry.requestControl(dpidToRequest, callback);
 		registry.releaseControl(dpidToRequest);
 		
-		// verify
 		EasyMock.verify(latch);
 	}
 
 	/**
-	 * Test if hasControl() returns correct status whether controller has control of specific switch.
+	 * Test if {@link ZookeeperRegistry#hasControl(long)} returns correct status whether controller has control of specific switch.
 	 * @throws Exception
 	 */
 	@Test
@@ -276,8 +275,8 @@
 	}
 
 	/**
-	 * Test if getControllerForSwitch() correctly returns controller ID of specific switch.
-	 * Relation between controllers and switches are defined by setPathChildrenCache() function.
+	 * Test if {@link ZookeeperRegistry#getControllerForSwitch(long)} correctly returns controller ID of specific switch.
+	 * Relation between controllers and switches are defined by {@link ZookeeperRegistryTest#setPathChildrenCache()} function.
 	 * @throws Throwable
 	 */
 	@Test
@@ -295,11 +294,11 @@
 	}
 
 	/**
-	 * Test if getSwitchesControlledByController() returns correct list of switches controlled by
-	 * a controller.
+	 * Test if {@link ZookeeperRegistry#getSwitchesControlledByController(String)} returns correct list of
+	 * switches controlled by a controller.
 	 * @throws Exception
 	 */
-	// TODO: Test after implementation of getSwitch() is done.
+	// TODO: Test after getSwitchesControlledByController() is implemented.
 	@Ignore @Test
 	public void testGetSwitchesControlledByController() throws Exception {
 		String controllerIdRegistered = "controller1";
@@ -316,8 +315,8 @@
 	}
 
 	/**
-	 * Test if getAllSwitches() returns correct list of all switches.
-	 * Switches are injected in setPathChildrenCache() function.
+	 * Test if {@link ZookeeperRegistry#getAllSwitches()} returns correct list of all switches.
+	 * Switches are injected in {@link ZookeeperRegistryTest#setPathChildrenCache()} function.
 	 * @throws Exception
 	 */
 	@Test
@@ -339,7 +338,7 @@
 	}
 
 	/**
-	 * Test if allocateUniqueIdBlock() can assign IdBlock without duplication.
+	 * Test if {@link ZookeeperRegistry#allocateUniqueIdBlock()} can assign IdBlock without duplication.
 	 */
 	@Test
 	public void testAllocateUniqueIdBlock() {
@@ -374,20 +373,21 @@
 		}
 	}
 	
+	
+	//-------------------------- Creation of mock objects --------------------------
 	/**
-	 * Create mock CuratorFramework object with initial value below.
-	 *   [Ctrl ID]    : [DPID]
-	 * controller1    :  1000
-	 * controller2    :  1001
-	 * controller2    :  1002
+	 * Create mock {@link CuratorFramework} object with initial value below.<br>
+	 *   [Ctrl ID]    : [DPID]<br>
+	 * controller1    :  1000<br>
+	 * controller2    :  1001<br>
+	 * controller2    :  1002<br>
 	 * controller2013 : nothing
 	 * @return Created mock object
 	 * @throws Exception
 	 */
-	@SuppressWarnings("serial")
+	@SuppressWarnings({ "serial", "unchecked" })
 	private CuratorFramework createCuratorFrameworkMock() throws Exception {
 		// Mock of AtomicValue
-		@SuppressWarnings("unchecked")
 		AtomicValue<Long> atomicValue = EasyMock.createMock(AtomicValue.class);
 		EasyMock.expect(atomicValue.succeeded()).andReturn(true).anyTimes();
 		EasyMock.expect(atomicValue.preValue()).andAnswer(new IAnswer<Long>() {
@@ -408,7 +408,7 @@
 		}).anyTimes();
 		EasyMock.replay(atomicValue);
 		
-		// Mock of DistributedAtomicLong
+		// Mock DistributedAtomicLong
 		DistributedAtomicLong daLong = EasyMock.createMock(DistributedAtomicLong.class);
 		EasyMock.expect(daLong.add(EasyMock.anyLong())).andReturn(atomicValue).anyTimes();
 		EasyMock.replay(daLong);
@@ -418,8 +418,7 @@
 				andReturn(daLong).anyTimes();
 		PowerMock.replay(DistributedAtomicLong.class);
 		
-		// Mock of ListenerContainer
-		@SuppressWarnings("unchecked")
+		// Mock ListenerContainer
 		ListenerContainer<PathChildrenCacheListener> listenerContainer = EasyMock.createMock(ListenerContainer.class);
 		listenerContainer.addListener(EasyMock.anyObject(PathChildrenCacheListener.class));
 		EasyMock.expectLastCall().andAnswer(new IAnswer<Object>() {
@@ -431,13 +430,13 @@
 		}).once();
 		EasyMock.replay(listenerContainer);
 
-		// Mock of PathChildrenCache
+		// Mock PathChildrenCache
 		PathChildrenCache pathChildrenCacheMain = createPathChildrenCacheMock(CONTROLLER_ID, new String[] {"/switches"}, listenerContainer);
 		PathChildrenCache pathChildrenCache1 = createPathChildrenCacheMock("controller1", new String[] {HexString.toHexString(1000L)}, listenerContainer);
 		PathChildrenCache pathChildrenCache2 = createPathChildrenCacheMock("controller2", new String[] { 
 			HexString.toHexString(1001L), HexString.toHexString(1002L) },listenerContainer);
 		
-		// Mock of PathChildrenCache constructor
+		// Mock PathChildrenCache constructor
 		PowerMock.expectNew(PathChildrenCache.class,
 				EasyMock.anyObject(CuratorFramework.class), EasyMock.anyObject(String.class), EasyMock.anyBoolean()).
 				andReturn(pathChildrenCacheMain).once();
@@ -449,8 +448,7 @@
 				andReturn(pathChildrenCache2).anyTimes();
 		PowerMock.replay(PathChildrenCache.class);
 		
-		// Mock of ServiceCache
-		@SuppressWarnings("unchecked")
+		// Mock ServiceCache
 		ServiceCache<ControllerService> serviceCache = EasyMock.createMock(ServiceCache.class);
 		serviceCache.start();
 		EasyMock.expectLastCall().once();
@@ -460,15 +458,13 @@
 		}}).anyTimes();
 		EasyMock.replay(serviceCache);
 		
-		// Mock of ServiceCacheBuilder
-		@SuppressWarnings("unchecked")
+		// Mock ServiceCacheBuilder
 		ServiceCacheBuilder<ControllerService> serviceCacheBuilder = EasyMock.createMock(ServiceCacheBuilder.class);
 		EasyMock.expect(serviceCacheBuilder.name(EasyMock.anyObject(String.class))).andReturn(serviceCacheBuilder).once();
 		EasyMock.expect(serviceCacheBuilder.build()).andReturn(serviceCache).once();
 		EasyMock.replay(serviceCacheBuilder);
 
-		// Mock of ServiceDiscovery
-		@SuppressWarnings("unchecked")
+		// Mock ServiceDiscovery
 		ServiceDiscovery<ControllerService> serviceDiscovery = EasyMock.createMock(ServiceDiscovery.class);
 		serviceDiscovery.start();
 		EasyMock.expectLastCall().once();
@@ -477,15 +473,14 @@
 		EasyMock.expectLastCall().once();
 		EasyMock.replay(serviceDiscovery);
 		
-		// Mock of CuratorFramework
+		// Mock CuratorFramework
 		CuratorFramework client = EasyMock.createMock(CuratorFramework.class);
 		client.start();
 		EasyMock.expectLastCall().once();
 		EasyMock.expect(client.usingNamespace(EasyMock.anyObject(String.class))).andReturn(client);
 		EasyMock.replay(client);
 
-		// Mock of ServiceDiscoveryBuilder
-		@SuppressWarnings("unchecked")
+		// Mock ServiceDiscoveryBuilder
 		ServiceDiscoveryBuilder<ControllerService> builder = EasyMock.createMock(ServiceDiscoveryBuilder.class);
 		EasyMock.expect(builder.client(client)).andReturn(builder).once();
 		EasyMock.expect(builder.basePath(EasyMock.anyObject(String.class))).andReturn(builder);
@@ -500,9 +495,9 @@
 	}
 	
 	/**
-	 * Create mock ServiceInstance object using given controller ID.
-	 * @param controllerId Controller ID to represent instance's payload (ControllerSeervice).
-	 * @return
+	 * Create mock {@link ServiceInstance} object using given controller ID.
+	 * @param controllerId Controller ID to represent instance's payload (ControllerService).
+	 * @return Mock ServiceInstance object
 	 */
 	private ServiceInstance<ControllerService> createServiceInstanceMock(String controllerId) {
 		ControllerService controllerService = EasyMock.createMock(ControllerService.class);
@@ -518,11 +513,11 @@
 	}
 	
 	/**
-	 * Create mock PathChildrenCache using given controller ID and DPIDs.
+	 * Create mock {@link PathChildrenCache} using given controller ID and DPIDs.
 	 * @param controllerId Controller ID to represent current data.
 	 * @param paths List of HexString indicating switch's DPID.
 	 * @param listener Callback object to be set as Listenable.
-	 * @return
+	 * @return Mock PathChildrenCache object
 	 * @throws Exception
 	 */
 	private PathChildrenCache createPathChildrenCacheMock(final String controllerId, final String [] paths,
@@ -549,11 +544,11 @@
 	}
 	
 	/**
-	 * Create mock ChildData for {@link PathChildrenCache#getCurrentData()} return value.
+	 * Create mock {@link ChildData} for {@link PathChildrenCache#getCurrentData()} return value.
 	 * This object need to include 'sequence number' in tail of path string. ("-0" means 0th sequence)
 	 * @param controllerId Controller ID
 	 * @param path HexString indicating switch's DPID
-	 * @return
+	 * @return Mock ChildData object
 	 */
 	private ChildData createChildDataMockForCurrentData(String controllerId, String path) {
 		ChildData data = EasyMock.createMock(ChildData.class);
@@ -570,21 +565,21 @@
 	 */
 	private void setPathChildrenCache() throws Exception {
 		pathChildrenCacheListener.childEvent(client,
-				createChildDataEventMock("controller1", HexString.toHexString(1000L), PathChildrenCacheEvent.Type.CHILD_ADDED));
+				createChildrenCacheEventMock("controller1", HexString.toHexString(1000L), PathChildrenCacheEvent.Type.CHILD_ADDED));
 		pathChildrenCacheListener.childEvent(client,
-				createChildDataEventMock("controller2", HexString.toHexString(1001L), PathChildrenCacheEvent.Type.CHILD_ADDED));
+				createChildrenCacheEventMock("controller2", HexString.toHexString(1001L), PathChildrenCacheEvent.Type.CHILD_ADDED));
 		pathChildrenCacheListener.childEvent(client,
-				createChildDataEventMock("controller2", HexString.toHexString(1002L), PathChildrenCacheEvent.Type.CHILD_ADDED));
+				createChildrenCacheEventMock("controller2", HexString.toHexString(1002L), PathChildrenCacheEvent.Type.CHILD_ADDED));
 	}
 
 	/**
-	 * Create mock ChildDataEvent object using given controller ID and DPID.
+	 * Create mock {@link PathChildrenCacheEvent} object using given controller ID and DPID.
 	 * @param controllerId Controller ID.
 	 * @param path HexString of DPID.
 	 * @param type Event type to be set to mock object.
-	 * @return
+	 * @return Mock PathChildrenCacheEvent object
 	 */
-	private PathChildrenCacheEvent createChildDataEventMock(String controllerId, String path,
+	private PathChildrenCacheEvent createChildrenCacheEventMock(String controllerId, String path,
 			PathChildrenCacheEvent.Type type) {
 		PathChildrenCacheEvent event = EasyMock.createMock(PathChildrenCacheEvent.class);
 		ChildData data = EasyMock.createMock(ChildData.class);
diff --git a/start-onos-embedded.sh b/start-onos-embedded.sh
index 5da4d9b..dac0331 100755
--- a/start-onos-embedded.sh
+++ b/start-onos-embedded.sh
@@ -14,9 +14,14 @@
 JVM_OPTS=""
 JVM_OPTS="$JVM_OPTS -server -d64"
 JVM_OPTS="$JVM_OPTS -Xmx2g -Xms2g -Xmn800m"
-JVM_OPTS="$JVM_OPTS -XX:+UseParallelGC -XX:+AggressiveOpts -XX:+UseFastAccessorMethods"
+#JVM_OPTS="$JVM_OPTS -XX:+UseParallelGC -XX:+AggressiveOpts -XX:+UseFastAccessorMethods"
+JVM_OPTS="$JVM_OPTS -XX:+UseConcMarkSweepGC -XX:+UseAdaptiveSizePolicy -XX:+AggressiveOpts -XX:+UseFastAccessorMethods"
 JVM_OPTS="$JVM_OPTS -XX:MaxInlineSize=8192 -XX:FreqInlineSize=8192"
 JVM_OPTS="$JVM_OPTS -XX:CompileThreshold=1500 -XX:PreBlockSpin=8 \
+		-XX:+UseThreadPriorities \
+		-XX:ThreadPriorityPolicy=42 \
+                 -XX:+UseCompressedOops \
+		-Dcassandra.compaction.priority=1 \
             -Dcom.sun.management.jmxremote.port=7199 \
               -Dcom.sun.management.jmxremote.ssl=false \
               -Dcom.sun.management.jmxremote.authenticate=false"
diff --git a/start-onos.sh b/start-onos.sh
index 46833db..c356c87 100755
--- a/start-onos.sh
+++ b/start-onos.sh
@@ -17,11 +17,18 @@
 #JVM_OPTS="$JVM_OPTS -Xmx2g -Xms2g -Xmn800m"
 JVM_OPTS="$JVM_OPTS -Xmx1g -Xms1g -Xmn800m"
 #JVM_OPTS="$JVM_OPTS -XX:+UseParallelGC -XX:+AggressiveOpts -XX:+UseFastAccessorMethods"
-JVM_OPTS="$JVM_OPTS -XX:+UseConcMarkSweepGC -XX:+AggressiveOpts -XX:+UseFastAccessorMethods"
+JVM_OPTS="$JVM_OPTS -XX:+UseConcMarkSweepGC -XX:+UseAdaptiveSizePolicy -XX:+AggressiveOpts -XX:+UseFastAccessorMethods"
 JVM_OPTS="$JVM_OPTS -XX:MaxInlineSize=8192 -XX:FreqInlineSize=8192"
 JVM_OPTS="$JVM_OPTS -XX:CompileThreshold=1500 -XX:PreBlockSpin=8"
 JVM_OPTS="$JVM_OPTS -XX:OnError=crash-logger" ;# For dumping core
 #JVM_OPTS="$JVM_OPTS -Dpython.security.respectJavaAccessibility=false"
+JVM_OPTS="$JVM_OPTS -XX:CompileThreshold=1500 -XX:PreBlockSpin=8 \
+		-XX:+UseThreadPriorities \
+		-XX:ThreadPriorityPolicy=42 \
+                 -XX:+UseCompressedOops \
+            -Dcom.sun.management.jmxremote.port=7189 \
+              -Dcom.sun.management.jmxremote.ssl=false \
+              -Dcom.sun.management.jmxremote.authenticate=false"
 
 # Set ONOS core main class
 MAIN_CLASS="net.onrc.onos.ofcontroller.core.Main"
@@ -119,7 +126,7 @@
   for p in ${pids}; do
     if [ x$p != "x" ]; then
       kill -KILL $p
-      echo "Killed existing prosess (pid: $p)"
+      echo "Killed existing process (pid: $p)"
     fi
   done
 }
diff --git a/titan/schema/test-network.xml b/titan/schema/test-network.xml
index 5c63d90..630c5da 100644
--- a/titan/schema/test-network.xml
+++ b/titan/schema/test-network.xml
@@ -3,6 +3,7 @@
 
     <key id="id" for="node" attr.name="id" attr.type="string"></key>
     <key id="type" for="node" attr.name="type" attr.type="string"></key>
+    <key id="state" for="node" attr.name="state" attr.type="string"></key>
     <key id="dpid" for="node" attr.name="dpid" attr.type="string"></key>
     <key id="desc" for="node" attr.name="desc" attr.type="string"></key>
     <key id="number" for="node" attr.name="number" attr.type="int"></key>
@@ -17,31 +18,37 @@
         <node id="1">
             <data key="type">switch</data>
             <data key="dpid">00:00:00:00:00:00:0a:01</data>
+            <data key="state">ACTIVE</data>
             <data key="desc">OpenFlow Switch at SEA</data>
         </node>
         <node id="2">
             <data key="type">switch</data>
             <data key="dpid">00:00:00:00:00:00:0a:02</data>
+            <data key="state">ACTIVE</data>
             <data key="desc">OpenFlow Switch at LAX</data>
         </node>
         <node id="3">
             <data key="type">switch</data>
             <data key="dpid">00:00:00:00:00:00:0a:03</data>
+            <data key="state">ACTIVE</data>
             <data key="desc">OpenFlow Switch at CHI</data>
         </node>
         <node id="4">
             <data key="type">switch</data>
             <data key="dpid">00:00:00:00:00:00:0a:04</data>
+            <data key="state">ACTIVE</data>
             <data key="desc">OpenFlow Switch at IAH</data>
         </node>
         <node id="5">
             <data key="type">switch</data>
             <data key="dpid">00:00:00:00:00:00:0a:05</data>
+            <data key="state">ACTIVE</data>
             <data key="desc">OpenFlow Switch at NYC</data>
         </node>
         <node id="6">
             <data key="type">switch</data>
             <data key="dpid">00:00:00:00:00:00:0a:06</data>
+            <data key="state">ACTIVE</data>
             <data key="desc">OpenFlow Switch at ATL</data>
         </node>