REST API to fetch Node Property
[controller.git] / opendaylight / northbound / switchmanager / src / main / java / org / opendaylight / controller / switchmanager / northbound / SwitchNorthbound.java
index 1edd945dfa708f7d68f5f6a081c3795f3bcefff8..e30dad24ab18866b1c455a8facf7bf347a0d22b2 100644 (file)
@@ -63,7 +63,9 @@ public class SwitchNorthbound {
 
     @Context
     public void setSecurityContext(SecurityContext context) {
-        if (context != null && context.getUserPrincipal() != null) username = context.getUserPrincipal().getName();
+        if (context != null && context.getUserPrincipal() != null) {
+            username = context.getUserPrincipal().getName();
+        }
     }
 
     protected String getUserName() {
@@ -71,11 +73,10 @@ public class SwitchNorthbound {
     }
 
     private ISwitchManager getIfSwitchManagerService(String containerName) {
-        IContainerManager containerManager = (IContainerManager) ServiceHelper
-                .getGlobalInstance(IContainerManager.class, this);
+        IContainerManager containerManager = (IContainerManager) ServiceHelper.getGlobalInstance(
+                IContainerManager.class, this);
         if (containerManager == null) {
-            throw new ServiceUnavailableException("Container "
-                    + RestMessages.SERVICEUNAVAILABLE.toString());
+            throw new ServiceUnavailableException("Container " + RestMessages.SERVICEUNAVAILABLE.toString());
         }
 
         boolean found = false;
@@ -88,16 +89,14 @@ public class SwitchNorthbound {
         }
 
         if (found == false) {
-            throw new ResourceNotFoundException(containerName + " "
-                    + RestMessages.NOCONTAINER.toString());
+            throw new ResourceNotFoundException(containerName + " " + RestMessages.NOCONTAINER.toString());
         }
 
-        ISwitchManager switchManager = (ISwitchManager) ServiceHelper
-                .getInstance(ISwitchManager.class, containerName, this);
+        ISwitchManager switchManager = (ISwitchManager) ServiceHelper.getInstance(ISwitchManager.class, containerName,
+                this);
 
         if (switchManager == null) {
-            throw new ServiceUnavailableException("Switch Manager "
-                    + RestMessages.SERVICEUNAVAILABLE.toString());
+            throw new ServiceUnavailableException("Switch Manager " + RestMessages.SERVICEUNAVAILABLE.toString());
         }
 
         return switchManager;
@@ -114,14 +113,14 @@ public class SwitchNorthbound {
      *         {@link org.opendaylight.controller.sal.core.Property} attached to
      *         it.
      *
-     * <pre>
+     *         <pre>
      *
      * Example:
      *
-     * RequestURL:
-     * http://localhost:8080/controller/nb/v2/switch/default/nodes
+     * Request URL:
+     * http://localhost:8080/controller/nb/v2/switchmanager/default/nodes
      *
-     * Response in XML:
+     * Response body in XML:
      * &lt;?xml version="1.0" encoding="UTF-8" standalone="yes"?&gt;
      * &lt;list&gt;
      *     &#x20;&#x20;&#x20;&lt;nodeProperties&gt;
@@ -156,10 +155,41 @@ public class SwitchNorthbound {
      *     &#x20;&#x20;&#x20;&lt;/nodeProperties&gt;
      * &lt;/list&gt;
      *
-     * Response in JSON:
-     * {"nodeProperties":[{"node":{"id":"00:00:00:00:00:00:00:02","type":"OF"},"properties":{"tables":{"value":"-1"},
-     * "description":{"value":"None"},"actions":{"value":"4095"},"macAddress":{"value":"00:00:00:00:00:02"},"capabilities"
-     * :{"value":"199"},"timeStamp":{"value":"1377291227877","name":"connectedSince"},"buffers":{"value":"256"}}}]}
+     * Response body in JSON:
+     * {
+     *    "nodeProperties":[
+     *       {
+     *          "node":{
+     *             "id":"00:00:00:00:00:00:00:02",
+     *             "type":"OF"
+     *          },
+     *          "properties":{
+     *             "tables":{
+     *                "value":"-1"
+     *             },
+     *             "description":{
+     *                "value":"None"
+     *             },
+     *             "actions":{
+     *                "value":"4095"
+     *             },
+     *             "macAddress":{
+     *                "value":"00:00:00:00:00:02"
+     *             },
+     *             "capabilities":{
+     *                "value":"199"
+     *             },
+     *             "timeStamp":{
+     *                "value":"1377291227877",
+     *                "name":"connectedSince"
+     *             },
+     *             "buffers":{
+     *                "value":"256"
+     *             }
+     *          }
+     *       }
+     *    ]
+     * }
      *
      * </pre>
      */
@@ -167,34 +197,30 @@ public class SwitchNorthbound {
     @GET
     @Produces({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML })
     @TypeHint(Nodes.class)
-    @StatusCodes({
-            @ResponseCode(code = 200, condition = "Operation successful"),
-            @ResponseCode(code = 401, condition = "User not authorized to perform this operation"),
-            @ResponseCode(code = 404, condition = "The containerName is not found"),
-            @ResponseCode(code = 503, condition = "One or more of Controller Services are unavailable") })
+    @StatusCodes({ @ResponseCode(code = 200, condition = "Operation successful"),
+        @ResponseCode(code = 401, condition = "User not authorized to perform this operation"),
+        @ResponseCode(code = 404, condition = "The containerName is not found"),
+        @ResponseCode(code = 503, condition = "One or more of Controller Services are unavailable") })
     public Nodes getNodes(@PathParam("containerName") String containerName) {
 
         if (!isValidContainer(containerName)) {
             throw new ResourceNotFoundException("Container " + containerName + " does not exist.");
         }
 
-        if (!NorthboundUtils.isAuthorized(
-                getUserName(), containerName, Privilege.READ, this)) {
-            throw new UnauthorizedException(
-                    "User is not authorized to perform this operation on container "
-                            + containerName);
+        if (!NorthboundUtils.isAuthorized(getUserName(), containerName, Privilege.READ, this)) {
+            throw new UnauthorizedException("User is not authorized to perform this operation on container "
+                    + containerName);
         }
 
         ISwitchManager switchManager = getIfSwitchManagerService(containerName);
         if (switchManager == null) {
-            throw new ServiceUnavailableException("Switch Manager "
-                    + RestMessages.SERVICEUNAVAILABLE.toString());
+            throw new ServiceUnavailableException("Switch Manager " + RestMessages.SERVICEUNAVAILABLE.toString());
         }
 
         List<NodeProperties> res = new ArrayList<NodeProperties>();
         Set<Node> nodes = switchManager.getNodes();
         if (nodes == null) {
-            return null;
+            return new Nodes(res);
         }
 
         for (Node node : nodes) {
@@ -212,7 +238,9 @@ public class SwitchNorthbound {
     }
 
     /**
-     * Add a Description, Tier and Forwarding mode property to a node.
+     * Add a Description, Tier and Forwarding mode property to a node. This
+     * method returns a non-successful response if a node by that name already
+     * exists.
      *
      * @param containerName
      *            Name of the Container (Eg. 'default')
@@ -220,24 +248,24 @@ public class SwitchNorthbound {
      *            Type of the node being programmed (Eg. 'OF')
      * @param nodeId
      *            Node Identifier as specified by
-     *            {@link org.opendaylight.controller.sal.core.Node}
-     *            (Eg. '00:00:00:00:00:00:00:03')
+     *            {@link org.opendaylight.controller.sal.core.Node} (Eg.
+     *            '00:00:00:00:00:00:00:03')
      * @param propertyName
-     *            Name of the Property. Properties that can be
-     *            configured are: description, forwarding(only for default
-     *            container) and tier
+     *            Name of the Property. Properties that can be configured are:
+     *            description, forwarding(only for default container) and tier
      * @param propertyValue
-     *            Value of the Property. Description can be any string (Eg. 'Node1'),
-     *            valid values for tier are 0, 1 and 2, and valid values for forwarding are 0 for
-     *            reactive and 1 for proactive forwarding.
+     *            Value of the Property. Description can be any string (Eg.
+     *            'Node1'), valid values for tier are non negative numbers, and
+     *            valid values for forwarding are 0 for reactive and 1 for
+     *            proactive forwarding.
      * @return Response as dictated by the HTTP Response Status code
      *
-     * <pre>
+     *         <pre>
      *
      * Example:
      *
-     * RequestURL:
-     * http://localhost:8080/controller/nb/v2/switch/default/node/OF/00:00:00:00:00:00:00:03/property/description/Switch3
+     * Request URL:
+     * http://localhost:8080/controller/nb/v2/switchmanager/default/node/OF/00:00:00:00:00:00:00:03/property/description/Switch3
      *
      * </pre>
      */
@@ -247,34 +275,27 @@ public class SwitchNorthbound {
     @Consumes({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML })
     @TypeHint(Response.class)
     @StatusCodes({
-            @ResponseCode(code = 201, condition = "Operation successful"),
-            @ResponseCode(code = 400, condition = "The nodeId or configuration is invalid"),
-            @ResponseCode(code = 401, condition = "User not authorized to perform this operation"),
-            @ResponseCode(code = 404, condition = "The Container Name or node or configuration name is not found"),
-            @ResponseCode(code = 406, condition = "The property cannot be configured in non-default container"),
-            @ResponseCode(code = 409, condition = "Unable to update configuration due to cluster conflict or conflicting description property"),
-            @ResponseCode(code = 503, condition = "One or more of Controller services are unavailable") })
-    public Response addNodeProperty(
-            @Context UriInfo uriInfo,
-            @PathParam("containerName") String containerName,
-            @PathParam("nodeType") String nodeType,
-            @PathParam("nodeId") String nodeId,
-            @PathParam("propertyName") String propertyName,
-            @PathParam("propertyValue") String propertyValue) {
+        @ResponseCode(code = 201, condition = "Operation successful"),
+        @ResponseCode(code = 400, condition = "The nodeId or configuration is invalid"),
+        @ResponseCode(code = 401, condition = "User not authorized to perform this operation"),
+        @ResponseCode(code = 404, condition = "The Container Name or node or configuration name is not found"),
+        @ResponseCode(code = 406, condition = "The property cannot be configured in non-default container"),
+        @ResponseCode(code = 409, condition = "Unable to update configuration due to cluster conflict or conflicting description property"),
+        @ResponseCode(code = 503, condition = "One or more of Controller services are unavailable") })
+    public Response addNodeProperty(@Context UriInfo uriInfo, @PathParam("containerName") String containerName,
+            @PathParam("nodeType") String nodeType, @PathParam("nodeId") String nodeId,
+            @PathParam("propertyName") String propertyName, @PathParam("propertyValue") String propertyValue) {
 
         if (!isValidContainer(containerName)) {
             throw new ResourceNotFoundException("Container " + containerName + " does not exist.");
         }
-        if (!NorthboundUtils.isAuthorized(
-                getUserName(), containerName, Privilege.WRITE, this)) {
-            throw new UnauthorizedException(
-                    "User is not authorized to perform this operation on container "
-                            + containerName);
+        if (!NorthboundUtils.isAuthorized(getUserName(), containerName, Privilege.WRITE, this)) {
+            throw new UnauthorizedException("User is not authorized to perform this operation on container "
+                    + containerName);
         }
         ISwitchManager switchManager = getIfSwitchManagerService(containerName);
         if (switchManager == null) {
-            throw new ServiceUnavailableException("Switch Manager "
-                    + RestMessages.SERVICEUNAVAILABLE.toString());
+            throw new ServiceUnavailableException("Switch Manager " + RestMessages.SERVICEUNAVAILABLE.toString());
         }
 
         handleNodeAvailability(containerName, nodeType, nodeId);
@@ -290,6 +311,9 @@ public class SwitchNorthbound {
         SwitchConfig newSwitchConfig = new SwitchConfig(node.toString(), nodeProperties);
         Status status = switchManager.updateNodeConfig(newSwitchConfig);
         if (status.isSuccess()) {
+            NorthboundUtils.auditlog("Property " + propertyName, username, "updated",
+                    "of Node " + NorthboundUtils.getNodeDesc(node, switchManager), containerName);
+
             return Response.created(uriInfo.getRequestUri()).build();
         }
         return NorthboundUtils.getResponse(status);
@@ -304,19 +328,19 @@ public class SwitchNorthbound {
      *            Type of the node being programmed (Eg. 'OF')
      * @param nodeId
      *            Node Identifier as specified by
-     *            {@link org.opendaylight.controller.sal.core.Node}
-     *            (Eg. '00:00:00:00:00:03:01:02')
+     *            {@link org.opendaylight.controller.sal.core.Node} (Eg.
+     *            '00:00:00:00:00:03:01:02')
      * @param propertyName
      *            Name of the Property. Properties that can be deleted are
      *            description, forwarding(only in default container) and tier.
      * @return Response as dictated by the HTTP Response Status code
      *
-     * <pre>
+     *         <pre>
      *
      * Example:
      *
-     * RequestURL:
-     * http://localhost:8080/controller/nb/v2/switch/default/node/OF/00:00:00:00:00:00:00:03/property/forwarding
+     * Request URL:
+     * http://localhost:8080/controller/nb/v2/switchmanager/default/node/OF/00:00:00:00:00:00:00:03/property/forwarding
      *
      * </pre>
      */
@@ -324,32 +348,26 @@ public class SwitchNorthbound {
     @Path("/{containerName}/node/{nodeType}/{nodeId}/property/{propertyName}")
     @DELETE
     @Consumes({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML })
-    @StatusCodes({
-            @ResponseCode(code = 200, condition = "Operation successful"),
-            @ResponseCode(code = 400, condition = "The nodeId or configuration is invalid"),
-            @ResponseCode(code = 401, condition = "User not authorized to perform this operation"),
-            @ResponseCode(code = 404, condition = "The Container Name or nodeId or configuration name is not found"),
-            @ResponseCode(code = 409, condition = "Unable to delete property due to cluster conflict"),
-            @ResponseCode(code = 503, condition = "One or more of Controller services are unavailable") })
-    public Response deleteNodeProperty(
-            @PathParam("containerName") String containerName,
-            @PathParam("nodeType") String nodeType,
-            @PathParam("nodeId") String nodeId,
+    @StatusCodes({ @ResponseCode(code = 204, condition = "Property removed successfully"),
+        @ResponseCode(code = 400, condition = "The nodeId or configuration is invalid"),
+        @ResponseCode(code = 401, condition = "User not authorized to perform this operation"),
+        @ResponseCode(code = 404, condition = "The Container Name or nodeId or configuration name is not found"),
+        @ResponseCode(code = 409, condition = "Unable to delete property due to cluster conflict"),
+        @ResponseCode(code = 503, condition = "One or more of Controller services are unavailable") })
+    public Response deleteNodeProperty(@PathParam("containerName") String containerName,
+            @PathParam("nodeType") String nodeType, @PathParam("nodeId") String nodeId,
             @PathParam("propertyName") String propertyName) {
 
         if (!isValidContainer(containerName)) {
             throw new ResourceNotFoundException("Container " + containerName + " does not exist.");
         }
-        if (!NorthboundUtils.isAuthorized(
-                getUserName(), containerName, Privilege.WRITE, this)) {
-            throw new UnauthorizedException(
-                    "User is not authorized to perform this operation on container "
-                            + containerName);
+        if (!NorthboundUtils.isAuthorized(getUserName(), containerName, Privilege.WRITE, this)) {
+            throw new UnauthorizedException("User is not authorized to perform this operation on container "
+                    + containerName);
         }
         ISwitchManager switchManager = getIfSwitchManagerService(containerName);
         if (switchManager == null) {
-            throw new ServiceUnavailableException("Switch Manager "
-                    + RestMessages.SERVICEUNAVAILABLE.toString());
+            throw new ServiceUnavailableException("Switch Manager " + RestMessages.SERVICEUNAVAILABLE.toString());
         }
 
         handleNodeAvailability(containerName, nodeType, nodeId);
@@ -368,14 +386,95 @@ public class SwitchNorthbound {
                 nodeProperties.remove(propertyName.toLowerCase());
                 SwitchConfig newSwitchConfig = new SwitchConfig(node.toString(), nodeProperties);
                 status = switchManager.updateNodeConfig(newSwitchConfig);
-                if(status.isSuccess()){
-                    NorthboundUtils.auditlog("Static Route", username, "updated", nodeId, containerName);
+                if (status.isSuccess()) {
+                    NorthboundUtils.auditlog("Property " + propertyName, username, "removed", "of Node "
+                            + NorthboundUtils.getNodeDesc(node, switchManager), containerName);
+                    return Response.noContent().build();
                 }
             }
         }
         return NorthboundUtils.getResponse(status);
     }
 
+    /**
+     * Get a property of a node
+     *
+     * @param containerName
+     *            Name of the Container (Eg. 'SliceRed')
+     * @param nodeType
+     *            Type of the node being programmed (Eg. 'OF')
+     * @param nodeId
+     *            Node Identifier as specified by
+     *            {@link org.opendaylight.controller.sal.core.Node} (Eg.
+     *            '00:00:00:00:00:03:01:02')
+     * @param propertyName
+     *            Name of the Property. Properties that can be deleted are
+     *            description, forwarding(only in default container) and tier.
+     * @return Property value of the property
+     *
+     *         <pre>
+     *
+     * Example:
+     *
+     * Request URL:
+     * http://localhost:8080/controller/nb/v2/switchmanager/default/node/OF/00:00:00:00:00:00:00:01/property/description
+     *
+     * Response body in XML
+     * &lt;description&gt;
+     *     &#x20;&#x20;&lt;value&gt;switch1&lt;/value&gt;
+     * &lt;/description&gt;
+     *
+     * Response body in JSON
+     * {
+     *     &#x20;&#x20;"value": "switch1"
+     * }
+     * </pre>
+     */
+
+    @Path("/{containerName}/node/{nodeType}/{nodeId}/property/{propertyName}")
+    @GET
+    @Produces({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML })
+    @TypeHint(String.class)
+    @StatusCodes({ @ResponseCode(code = 200, condition = "Operation successful"),
+        @ResponseCode(code = 401, condition = "User not authorized to perform this operation"),
+        @ResponseCode(code = 404, condition = "The containerName is not found"),
+        @ResponseCode(code = 503, condition = "One or more of Controller Services are unavailable") })
+    public Property getNodeProperty(@PathParam("containerName") String containerName,
+            @PathParam("nodeType") String nodeType, @PathParam("nodeId") String nodeId,
+            @PathParam("propertyName") String propertyName) {
+
+        if (!isValidContainer(containerName)) {
+            throw new ResourceNotFoundException("Container " + containerName + " does not exist.");
+        }
+        if (!NorthboundUtils.isAuthorized(getUserName(), containerName, Privilege.READ, this)) {
+            throw new UnauthorizedException("User is not authorized to perform this operation on container "
+                    + containerName);
+        }
+        ISwitchManager switchManager = getIfSwitchManagerService(containerName);
+        if (switchManager == null) {
+            throw new ServiceUnavailableException("Switch Manager " + RestMessages.SERVICEUNAVAILABLE.toString());
+        }
+
+        handleNodeAvailability(containerName, nodeType, nodeId);
+        Node node = Node.fromString(nodeType, nodeId);
+        if (node == null) {
+            throw new ResourceNotFoundException(nodeId + " : " + RestMessages.NONODE.toString());
+        }
+        SwitchConfig switchConfig = switchManager.getSwitchConfig(node.toString());
+        if (switchConfig == null) {
+            throw new ResourceNotFoundException(nodeId + " : " + "Config Not Found" );
+        } else {
+            Map<String, Property> nodeProperties = new HashMap<String, Property>(switchConfig.getNodeProperties());
+            if (!nodeProperties.containsKey(propertyName.toLowerCase())) {
+                String msg = "Property " + propertyName + " does not exist or not "
+                        + "configured for switch " + nodeId;
+                throw new ResourceNotFoundException(msg);
+            } else {
+                return nodeProperties.get(propertyName.toLowerCase());
+            }
+        }
+    }
+
     /**
      *
      * Retrieve a list of all the nodeconnectors and their properties in a given
@@ -400,10 +499,10 @@ public class SwitchNorthbound {
      *
      * Example:
      *
-     * RequestURL:
-     * http://localhost:8080/controller/nb/v2/switch/default/node/OF/00:00:00:00:00:00:00:01
+     * Request URL:
+     * http://localhost:8080/controller/nb/v2/switchmanager/default/node/OF/00:00:00:00:00:00:00:01
      *
-     * Response in XML:
+     * Response body in XML:
      * &lt;?xml version="1.0" encoding="UTF-8" standalone="yes"?&gt;
      * &lt;list&gt;
      *     &#x20;&#x20;&#x20;&lt;nodeConnectorProperties&gt;
@@ -429,9 +528,32 @@ public class SwitchNorthbound {
      *     &#x20;&#x20;&#x20;&lt;/nodeConnectorProperties&gt;
      * &lt;/list&gt;
      *
-     * Response in JSON:
-     * {"nodeConnectorProperties":[{"nodeconnector":{"node":{"id":"00:00:00:00:00:00:00:01","type":"OF"},"id":"2","type":"OF"},
-     * "properties":{"state":{"value":"1"},"config":{"value":"1"},"name":{"value":"L1_2-C2_1"}}}]}
+     * Response body in JSON:
+     * {
+     *    "nodeConnectorProperties":[
+     *       {
+     *          "nodeconnector":{
+     *             "node":{
+     *                "id":"00:00:00:00:00:00:00:01",
+     *                "type":"OF"
+     *             },
+     *             "id":"2",
+     *             "type":"OF"
+     *          },
+     *          "properties":{
+     *             "state":{
+     *                "value":"1"
+     *             },
+     *             "config":{
+     *                "value":"1"
+     *             },
+     *             "name":{
+     *                "value":"L1_2-C2_1"
+     *             }
+     *          }
+     *       }
+     *    ]
+     * }
      *
      * </pre>
      */
@@ -439,30 +561,24 @@ public class SwitchNorthbound {
     @GET
     @Produces({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML })
     @TypeHint(NodeConnectors.class)
-    @StatusCodes({
-            @ResponseCode(code = 200, condition = "Operation successful"),
-            @ResponseCode(code = 401, condition = "User not authorized to perform this operation"),
-            @ResponseCode(code = 404, condition = "The containerName is not found"),
-            @ResponseCode(code = 503, condition = "One or more of Controller Services are unavailable") })
-    public NodeConnectors getNodeConnectors(
-            @PathParam("containerName") String containerName,
-            @PathParam("nodeType") String nodeType,
-            @PathParam("nodeId") String nodeId) {
+    @StatusCodes({ @ResponseCode(code = 200, condition = "Operation successful"),
+        @ResponseCode(code = 401, condition = "User not authorized to perform this operation"),
+        @ResponseCode(code = 404, condition = "The containerName is not found"),
+        @ResponseCode(code = 503, condition = "One or more of Controller Services are unavailable") })
+    public NodeConnectors getNodeConnectors(@PathParam("containerName") String containerName,
+            @PathParam("nodeType") String nodeType, @PathParam("nodeId") String nodeId) {
 
         if (!isValidContainer(containerName)) {
             throw new ResourceNotFoundException("Container " + containerName + " does not exist.");
         }
-        if (!NorthboundUtils.isAuthorized(
-                getUserName(), containerName, Privilege.READ, this)) {
-            throw new UnauthorizedException(
-                    "User is not authorized to perform this operation on container "
-                            + containerName);
+        if (!NorthboundUtils.isAuthorized(getUserName(), containerName, Privilege.READ, this)) {
+            throw new UnauthorizedException("User is not authorized to perform this operation on container "
+                    + containerName);
         }
 
         ISwitchManager switchManager = getIfSwitchManagerService(containerName);
         if (switchManager == null) {
-            throw new ServiceUnavailableException("Switch Manager "
-                    + RestMessages.SERVICEUNAVAILABLE.toString());
+            throw new ServiceUnavailableException("Switch Manager " + RestMessages.SERVICEUNAVAILABLE.toString());
         }
 
         handleNodeAvailability(containerName, nodeType, nodeId);
@@ -474,14 +590,12 @@ public class SwitchNorthbound {
         }
 
         for (NodeConnector nc : ncs) {
-            Map<String, Property> propMap = switchManager
-                    .getNodeConnectorProps(nc);
+            Map<String, Property> propMap = switchManager.getNodeConnectorProps(nc);
             if (propMap == null) {
                 continue;
             }
             Set<Property> props = new HashSet<Property>(propMap.values());
-            NodeConnectorProperties ncProps = new NodeConnectorProperties(nc,
-                    props);
+            NodeConnectorProperties ncProps = new NodeConnectorProperties(nc, props);
             res.add(ncProps);
         }
 
@@ -489,7 +603,9 @@ public class SwitchNorthbound {
     }
 
     /**
-     * Add Bandwidth property to a node connector
+     * Add node-connector property to a node connector. This method returns a
+     * non-successful response if a node connector by the given name already
+     * exists.
      *
      * @param containerName
      *            Name of the Container (Eg. 'default')
@@ -497,19 +613,20 @@ public class SwitchNorthbound {
      *            Type of the node being programmed (Eg. 'OF')
      * @param nodeId
      *            Node Identifier as specified by
-     *            {@link org.opendaylight.controller.sal.core.Node}
-     *            (Eg. '00:00:00:00:00:00:00:03')
+     *            {@link org.opendaylight.controller.sal.core.Node} (Eg.
+     *            '00:00:00:00:00:00:00:03')
      * @param nodeConnectorType
      *            Type of the node connector being programmed (Eg. 'OF')
      * @param nodeConnectorId
      *            NodeConnector Identifier as specified by
-     *            {@link org.opendaylight.controller.sal.core.NodeConnector}
-     *            (Eg. '2')
+     *            {@link org.opendaylight.controller.sal.core.NodeConnector}.
+     *            (Eg. '2'). If nodeConnecterId contains forward slash(/),
+     *            replace forward slash with underscore(_) in the URL. (Eg. for
+     *            Ethernet1/2, use Ethernet1_2)
      * @param propertyName
      *            Name of the Property specified by
      *            {@link org.opendaylight.controller.sal.core.Property} and its
-     *            extended classes
-     *            Property that can be configured is bandwidth
+     *            extended classes Property that can be configured is bandwidth
      * @param propertyValue
      *            Value of the Property specified by
      *            {@link org.opendaylight.controller.sal.core.Property} and its
@@ -520,8 +637,8 @@ public class SwitchNorthbound {
      *
      * Example:
      *
-     * RequestURL:
-     * http://localhost:8080/controller/nb/v2/switch/default/nodeconnector/OF/00:00:00:00:00:00:00:01/OF/2/property/bandwidth/1
+     * Request URL:
+     * http://localhost:8080/controller/nb/v2/switchmanager/default/nodeconnector/OF/00:00:00:00:00:00:00:01/OF/2/property/bandwidth/1
      *
      * </pre>
      */
@@ -529,54 +646,49 @@ public class SwitchNorthbound {
     @Path("/{containerName}/nodeconnector/{nodeType}/{nodeId}/{nodeConnectorType}/{nodeConnectorId}/property/{propertyName}/{propertyValue}")
     @PUT
     @Consumes({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML })
-    @StatusCodes({
-            @ResponseCode(code = 201, condition = "Operation successful"),
-            @ResponseCode(code = 401, condition = "User not authorized to perform this operation"),
-            @ResponseCode(code = 404, condition = "The Container Name or nodeId or configuration name is not found"),
-            @ResponseCode(code = 409, condition = "Unable to add property due to cluster conflict"),
-            @ResponseCode(code = 503, condition = "One or more of Controller services are unavailable") })
-    public Response addNodeConnectorProperty(
-            @Context UriInfo uriInfo,
-            @PathParam("containerName") String containerName,
-            @PathParam("nodeType") String nodeType,
-            @PathParam("nodeId") String nodeId,
-            @PathParam("nodeConnectorType") String nodeConnectorType,
-            @PathParam("nodeConnectorId") String nodeConnectorId,
-            @PathParam("propertyName") String propertyName,
+    @StatusCodes({ @ResponseCode(code = 201, condition = "Operation successful"),
+        @ResponseCode(code = 401, condition = "User not authorized to perform this operation"),
+        @ResponseCode(code = 404, condition = "The Container Name or nodeId or configuration name is not found"),
+        @ResponseCode(code = 409, condition = "Unable to add property due to cluster conflict"),
+        @ResponseCode(code = 503, condition = "One or more of Controller services are unavailable") })
+    public Response addNodeConnectorProperty(@Context UriInfo uriInfo,
+            @PathParam("containerName") String containerName, @PathParam("nodeType") String nodeType,
+            @PathParam("nodeId") String nodeId, @PathParam("nodeConnectorType") String nodeConnectorType,
+            @PathParam("nodeConnectorId") String nodeConnectorId, @PathParam("propertyName") String propertyName,
             @PathParam("propertyValue") String propertyValue) {
 
         if (!isValidContainer(containerName)) {
             throw new ResourceNotFoundException("Container " + containerName + " does not exist.");
         }
-        if (!NorthboundUtils.isAuthorized(
-                getUserName(), containerName, Privilege.WRITE, this)) {
-            throw new UnauthorizedException(
-                    "User is not authorized to perform this operation on container "
-                            + containerName);
+        if (!NorthboundUtils.isAuthorized(getUserName(), containerName, Privilege.WRITE, this)) {
+            throw new UnauthorizedException("User is not authorized to perform this operation on container "
+                    + containerName);
         }
 
         ISwitchManager switchManager = getIfSwitchManagerService(containerName);
         if (switchManager == null) {
-            throw new ServiceUnavailableException("Switch Manager "
-                    + RestMessages.SERVICEUNAVAILABLE.toString());
+            throw new ServiceUnavailableException("Switch Manager " + RestMessages.SERVICEUNAVAILABLE.toString());
         }
 
         handleNodeAvailability(containerName, nodeType, nodeId);
         Node node = Node.fromString(nodeType, nodeId);
 
-        handleNodeConnectorAvailability(containerName, node, nodeConnectorType,
-                nodeConnectorId);
-        NodeConnector nc = NodeConnector
-                .fromStringNoNode(nodeConnectorType, nodeConnectorId, node);
+        if (nodeConnectorId.contains("_")) {
+            nodeConnectorId = nodeConnectorId.replace("_", "/");
+        }
+
+        handleNodeConnectorAvailability(containerName, node, nodeConnectorType, nodeConnectorId);
+        NodeConnector nc = NodeConnector.fromStringNoNode(nodeConnectorType, nodeConnectorId, node);
 
         Property prop = switchManager.createProperty(propertyName, propertyValue);
         if (prop == null) {
-            throw new ResourceNotFoundException(
-                    RestMessages.INVALIDDATA.toString());
+            throw new ResourceNotFoundException(RestMessages.INVALIDDATA.toString());
         }
 
         Status ret = switchManager.addNodeConnectorProp(nc, prop);
         if (ret.isSuccess()) {
+            NorthboundUtils.auditlog("Property " + propertyName, username, "updated", "of Node Connector "
+                    + NorthboundUtils.getPortName(nc, switchManager), containerName);
             return Response.created(uriInfo.getRequestUri()).build();
         }
         throw new InternalServerErrorException(ret.getDescription());
@@ -591,14 +703,16 @@ public class SwitchNorthbound {
      *            Type of the node being programmed (Eg. 'OF')
      * @param nodeId
      *            Node Identifier as specified by
-     *            {@link org.opendaylight.controller.sal.core.Node}
-     *            (Eg. '00:00:00:00:00:00:00:01')
+     *            {@link org.opendaylight.controller.sal.core.Node} (Eg.
+     *            '00:00:00:00:00:00:00:01')
      * @param nodeConnectorType
      *            Type of the node connector being programmed (Eg. 'OF')
      * @param nodeConnectorId
      *            NodeConnector Identifier as specified by
      *            {@link org.opendaylight.controller.sal.core.NodeConnector}
-     *            (Eg. '1')
+     *            (Eg. '1'). If nodeConnecterId contains forward slash(/),
+     *            replace forward slash with underscore(_) in the URL. (Eg. for
+     *            Ethernet1/2, use Ethernet1_2)
      * @param propertyName
      *            Name of the Property specified by
      *            {@link org.opendaylight.controller.sal.core.Property} and its
@@ -609,8 +723,8 @@ public class SwitchNorthbound {
      *
      * Example:
      *
-     * RequestURL:
-     * http://localhost:8080/controller/nb/v2/switch/default/nodeconnector/OF/00:00:00:00:00:00:00:01/OF/2/property/bandwidth
+     * Request URL:
+     * http://localhost:8080/controller/nb/v2/switchmanager/default/nodeconnector/OF/00:00:00:00:00:00:00:01/OF/2/property/bandwidth
      *
      * </pre>
      */
@@ -618,46 +732,42 @@ public class SwitchNorthbound {
     @Path("/{containerName}/nodeconnector/{nodeType}/{nodeId}/{nodeConnectorType}/{nodeConnectorId}/property/{propertyName}")
     @DELETE
     @Consumes({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML })
-    @StatusCodes({
-            @ResponseCode(code = 200, condition = "Operation successful"),
-            @ResponseCode(code = 401, condition = "User not authorized to perform this operation"),
-            @ResponseCode(code = 404, condition = "The Container Name or nodeId or configuration name is not found"),
-            @ResponseCode(code = 503, condition = "One or more of Controller services are unavailable") })
-    public Response deleteNodeConnectorProperty(
-            @PathParam("containerName") String containerName,
-            @PathParam("nodeType") String nodeType,
-            @PathParam("nodeId") String nodeId,
+    @StatusCodes({ @ResponseCode(code = 204, condition = "Property removed successfully"),
+        @ResponseCode(code = 401, condition = "User not authorized to perform this operation"),
+        @ResponseCode(code = 404, condition = "The Container Name or nodeId or configuration name is not found"),
+        @ResponseCode(code = 503, condition = "One or more of Controller services are unavailable") })
+    public Response deleteNodeConnectorProperty(@PathParam("containerName") String containerName,
+            @PathParam("nodeType") String nodeType, @PathParam("nodeId") String nodeId,
             @PathParam("nodeConnectorType") String nodeConnectorType,
-            @PathParam("nodeConnectorId") String nodeConnectorId,
-            @PathParam("propertyName") String propertyName) {
+            @PathParam("nodeConnectorId") String nodeConnectorId, @PathParam("propertyName") String propertyName) {
 
         if (!isValidContainer(containerName)) {
             throw new ResourceNotFoundException("Container " + containerName + " does not exist.");
         }
-        if (!NorthboundUtils.isAuthorized(
-                getUserName(), containerName, Privilege.WRITE, this)) {
-            throw new UnauthorizedException(
-                    "User is not authorized to perform this operation on container "
-                            + containerName);
+        if (!NorthboundUtils.isAuthorized(getUserName(), containerName, Privilege.WRITE, this)) {
+            throw new UnauthorizedException("User is not authorized to perform this operation on container "
+                    + containerName);
         }
 
         ISwitchManager switchManager = getIfSwitchManagerService(containerName);
         if (switchManager == null) {
-            throw new ServiceUnavailableException("Switch Manager "
-                    + RestMessages.SERVICEUNAVAILABLE.toString());
+            throw new ServiceUnavailableException("Switch Manager " + RestMessages.SERVICEUNAVAILABLE.toString());
         }
 
         handleNodeAvailability(containerName, nodeType, nodeId);
         Node node = Node.fromString(nodeType, nodeId);
 
-        handleNodeConnectorAvailability(containerName, node, nodeConnectorType,
-                nodeConnectorId);
-        NodeConnector nc = NodeConnector
-                .fromStringNoNode(nodeConnectorType, nodeConnectorId, node);
+        if (nodeConnectorId.contains("_")) {
+            nodeConnectorId = nodeConnectorId.replace("_", "/");
+        }
+
+        handleNodeConnectorAvailability(containerName, node, nodeConnectorType, nodeConnectorId);
+        NodeConnector nc = NodeConnector.fromStringNoNode(nodeConnectorType, nodeConnectorId, node);
         Status ret = switchManager.removeNodeConnectorProp(nc, propertyName);
         if (ret.isSuccess()) {
-            NorthboundUtils.auditlog("Node Connector Property", username, "removed", nc + " from " + nodeConnectorId, containerName);
-            return Response.ok().build();
+            NorthboundUtils.auditlog("Property " + propertyName, username, "removed", "of Node Connector "
+                    + NorthboundUtils.getPortName(nc, switchManager), containerName);
+            return Response.noContent().build();
         }
         throw new ResourceNotFoundException(ret.getDescription());
     }
@@ -669,40 +779,36 @@ public class SwitchNorthbound {
      *            Name of the Container (Eg. 'default')
      * @return Response as dictated by the HTTP Response Status code
      *
-     * <pre>
+     *         <pre>
      *
      * Example:
      *
-     * RequestURL:
-     * http://localhost:8080/controller/nb/v2/switch/default/switch-config
+     * Request URL:
+     * http://localhost:8080/controller/nb/v2/switchmanager/default/save
      *
      * </pre>
      */
-    @Path("/{containerName}/switch-config")
+    @Path("/{containerName}/save")
     @POST
     @Produces({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML })
     @StatusCodes({
-            @ResponseCode(code = 200, condition = "Operation successful"),
-            @ResponseCode(code = 401, condition = "User not authorized to perform this operation"),
-            @ResponseCode(code = 404, condition = "The containerName is not found"),
-            @ResponseCode(code = 500, condition = "Failed to save switch configuration. Failure Reason included in HTTP Error response"),
-            @ResponseCode(code = 503, condition = "One or more of Controller Services are unavailable") })
-    public Response saveSwitchConfig(
-            @PathParam("containerName") String containerName) {
+        @ResponseCode(code = 200, condition = "Operation successful"),
+        @ResponseCode(code = 401, condition = "User not authorized to perform this operation"),
+        @ResponseCode(code = 404, condition = "The containerName is not found"),
+        @ResponseCode(code = 500, condition = "Failed to save switch configuration. Failure Reason included in HTTP Error response"),
+        @ResponseCode(code = 503, condition = "One or more of Controller Services are unavailable") })
+    public Response saveSwitchConfig(@PathParam("containerName") String containerName) {
 
         if (!isValidContainer(containerName)) {
             throw new ResourceNotFoundException("Container " + containerName + " does not exist.");
         }
-        if (!NorthboundUtils.isAuthorized(
-                getUserName(), containerName, Privilege.WRITE, this)) {
-            throw new UnauthorizedException(
-                    "User is not authorized to perform this operation on container "
-                            + containerName);
+        if (!NorthboundUtils.isAuthorized(getUserName(), containerName, Privilege.WRITE, this)) {
+            throw new UnauthorizedException("User is not authorized to perform this operation on container "
+                    + containerName);
         }
         ISwitchManager switchManager = getIfSwitchManagerService(containerName);
         if (switchManager == null) {
-            throw new ServiceUnavailableException("Switch Manager "
-                    + RestMessages.SERVICEUNAVAILABLE.toString());
+            throw new ServiceUnavailableException("Switch Manager " + RestMessages.SERVICEUNAVAILABLE.toString());
         }
 
         Status ret = switchManager.saveSwitchConfig();
@@ -712,51 +818,41 @@ public class SwitchNorthbound {
         throw new InternalServerErrorException(ret.getDescription());
     }
 
-    private Node handleNodeAvailability(String containerName, String nodeType,
-            String nodeId) {
+    private Node handleNodeAvailability(String containerName, String nodeType, String nodeId) {
 
         Node node = Node.fromString(nodeType, nodeId);
         if (node == null) {
-            throw new ResourceNotFoundException(nodeId + " : "
-                    + RestMessages.NONODE.toString());
+            throw new ResourceNotFoundException(nodeId + " : " + RestMessages.NONODE.toString());
         }
 
-        ISwitchManager sm = (ISwitchManager) ServiceHelper.getInstance(
-                ISwitchManager.class, containerName, this);
+        ISwitchManager sm = (ISwitchManager) ServiceHelper.getInstance(ISwitchManager.class, containerName, this);
 
         if (sm == null) {
-            throw new ServiceUnavailableException("Switch Manager "
-                    + RestMessages.SERVICEUNAVAILABLE.toString());
+            throw new ServiceUnavailableException("Switch Manager " + RestMessages.SERVICEUNAVAILABLE.toString());
         }
 
         if (!sm.getNodes().contains(node)) {
-            throw new ResourceNotFoundException(node.toString() + " : "
-                    + RestMessages.NONODE.toString());
+            throw new ResourceNotFoundException(node.toString() + " : " + RestMessages.NONODE.toString());
         }
         return node;
     }
 
-    private void handleNodeConnectorAvailability(String containerName,
-            Node node, String nodeConnectorType, String nodeConnectorId) {
+    private void handleNodeConnectorAvailability(String containerName, Node node, String nodeConnectorType,
+            String nodeConnectorId) {
 
-        NodeConnector nc = NodeConnector.fromStringNoNode(nodeConnectorType,
-                nodeConnectorId, node);
+        NodeConnector nc = NodeConnector.fromStringNoNode(nodeConnectorType, nodeConnectorId, node);
         if (nc == null) {
-            throw new ResourceNotFoundException(nc + " : "
-                    + RestMessages.NORESOURCE.toString());
+            throw new ResourceNotFoundException(nc + " : " + RestMessages.NORESOURCE.toString());
         }
 
-        ISwitchManager sm = (ISwitchManager) ServiceHelper.getInstance(
-                ISwitchManager.class, containerName, this);
+        ISwitchManager sm = (ISwitchManager) ServiceHelper.getInstance(ISwitchManager.class, containerName, this);
 
         if (sm == null) {
-            throw new ServiceUnavailableException("Switch Manager "
-                    + RestMessages.SERVICEUNAVAILABLE.toString());
+            throw new ServiceUnavailableException("Switch Manager " + RestMessages.SERVICEUNAVAILABLE.toString());
         }
 
         if (!sm.getNodeConnectors(node).contains(nc)) {
-            throw new ResourceNotFoundException(nc.toString() + " : "
-                    + RestMessages.NORESOURCE.toString());
+            throw new ResourceNotFoundException(nc.toString() + " : " + RestMessages.NORESOURCE.toString());
         }
     }
 
@@ -764,15 +860,14 @@ public class SwitchNorthbound {
         if (containerName.equals(GlobalConstants.DEFAULT.toString())) {
             return true;
         }
-        IContainerManager containerManager = (IContainerManager) ServiceHelper
-                .getGlobalInstance(IContainerManager.class, this);
+        IContainerManager containerManager = (IContainerManager) ServiceHelper.getGlobalInstance(
+                IContainerManager.class, this);
         if (containerManager == null) {
-            throw new InternalServerErrorException(
-                    RestMessages.INTERNALERROR.toString());
+            throw new InternalServerErrorException(RestMessages.INTERNALERROR.toString());
         }
         if (containerManager.getContainerNames().contains(containerName)) {
             return true;
-       }
+        }
         return false;
     }