Adding resource-{available,allocated} CLI commands and lots of toStrings

Change-Id: Ib23eda2d9feb523e23dc33fb437994267b4cc555
diff --git a/cli/src/main/java/org/onlab/onos/cli/net/AddPointToPointIntentCommand.java b/cli/src/main/java/org/onlab/onos/cli/net/AddPointToPointIntentCommand.java
index e1ede9f..ed98c7e 100644
--- a/cli/src/main/java/org/onlab/onos/cli/net/AddPointToPointIntentCommand.java
+++ b/cli/src/main/java/org/onlab/onos/cli/net/AddPointToPointIntentCommand.java
@@ -74,7 +74,7 @@
      * @param deviceString string representing the device/port
      * @return port number as a string, empty string if the port is not found
      */
-    private String getPortNumber(String deviceString) {
+    public static String getPortNumber(String deviceString) {
         int slash = deviceString.indexOf('/');
         if (slash <= 0) {
             return "";
@@ -88,7 +88,7 @@
      * @param deviceString string representing the device/port
      * @return device ID string
      */
-    private String getDeviceId(String deviceString) {
+    public static String getDeviceId(String deviceString) {
         int slash = deviceString.indexOf('/');
         if (slash <= 0) {
             return "";
diff --git a/cli/src/main/java/org/onlab/onos/cli/net/IntentsListCommand.java b/cli/src/main/java/org/onlab/onos/cli/net/IntentsListCommand.java
index 88548a1..f5c65e5 100644
--- a/cli/src/main/java/org/onlab/onos/cli/net/IntentsListCommand.java
+++ b/cli/src/main/java/org/onlab/onos/cli/net/IntentsListCommand.java
@@ -20,6 +20,7 @@
 import com.fasterxml.jackson.databind.node.ArrayNode;
 import com.fasterxml.jackson.databind.node.ObjectNode;
 import org.apache.karaf.shell.commands.Command;
+import org.apache.karaf.shell.commands.Option;
 import org.onlab.onos.cli.AbstractShellCommand;
 import org.onlab.onos.net.ConnectPoint;
 import org.onlab.onos.net.Link;
@@ -44,6 +45,11 @@
          description = "Lists the inventory of intents and their states")
 public class IntentsListCommand extends AbstractShellCommand {
 
+    @Option(name = "-i", aliases = "--installable", description = "Output Installable Intents",
+            required = false, multiValued = false)
+    private boolean showInstallable = false;
+
+
     @Override
     protected void execute() {
         IntentService service = get(IntentService.class);
@@ -93,7 +99,7 @@
         }
 
         List<Intent> installable = service.getInstallableIntents(intent.id());
-        if (installable != null && !installable.isEmpty()) {
+        if (showInstallable && installable != null && !installable.isEmpty()) {
             print("    installable=%s", installable);
         }
     }
diff --git a/cli/src/main/java/org/onlab/onos/cli/net/ResourceAllocationsCommand.java b/cli/src/main/java/org/onlab/onos/cli/net/ResourceAllocationsCommand.java
new file mode 100644
index 0000000..b91ed3e
--- /dev/null
+++ b/cli/src/main/java/org/onlab/onos/cli/net/ResourceAllocationsCommand.java
@@ -0,0 +1,83 @@
+/*
+ * Copyright 2014 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onlab.onos.cli.net;
+
+import org.apache.karaf.shell.commands.Argument;
+import org.apache.karaf.shell.commands.Command;
+import org.onlab.onos.cli.AbstractShellCommand;
+import org.onlab.onos.net.ConnectPoint;
+import org.onlab.onos.net.DeviceId;
+import org.onlab.onos.net.Link;
+import org.onlab.onos.net.PortNumber;
+import org.onlab.onos.net.link.LinkService;
+import org.onlab.onos.net.resource.LinkResourceAllocations;
+import org.onlab.onos.net.resource.LinkResourceService;
+
+import static org.onlab.onos.cli.net.AddPointToPointIntentCommand.getDeviceId;
+import static org.onlab.onos.cli.net.AddPointToPointIntentCommand.getPortNumber;
+import static org.onlab.onos.net.DeviceId.deviceId;
+import static org.onlab.onos.net.PortNumber.portNumber;
+
+/**
+ * Lists allocations by link.
+ */
+@Command(scope = "onos", name = "resource-allocations",
+         description = "Lists allocations by link")
+public class ResourceAllocationsCommand extends AbstractShellCommand {
+
+    private static final String FMT = "src=%s/%s, dst=%s/%s, type=%s%s";
+    private static final String COMPACT = "%s/%s-%s/%s";
+
+    @Argument(index = 0, name = "srcString", description = "Link source",
+              required = false, multiValued = false)
+    String srcString = null;
+    @Argument(index = 1, name = "dstString", description = "Link destination",
+              required = false, multiValued = false)
+    String dstString = null;
+
+    @Override
+    protected void execute() {
+        LinkResourceService resourceService = get(LinkResourceService.class);
+        LinkService linkService = get(LinkService.class);
+
+        Iterable<LinkResourceAllocations> itr = null;
+        try {
+            DeviceId ingressDeviceId = deviceId(getDeviceId(srcString));
+            PortNumber ingressPortNumber = portNumber(getPortNumber(srcString));
+            ConnectPoint src = new ConnectPoint(ingressDeviceId, ingressPortNumber);
+
+            DeviceId egressDeviceId = deviceId(getDeviceId(dstString));
+            PortNumber egressPortNumber = portNumber(getPortNumber(dstString));
+            ConnectPoint dst = new ConnectPoint(egressDeviceId, egressPortNumber);
+
+            Link link = linkService.getLink(src, dst);
+
+            itr = resourceService.getAllocations(link);
+
+            for (LinkResourceAllocations allocation : itr) {
+                print("%s", allocation.getResourceAllocation(link));
+            }
+
+        } catch (Exception e) {
+            print("----- Displaying all resource allocations -----", e.getMessage());
+            itr = resourceService.getAllocations();
+            for (LinkResourceAllocations allocation : itr) {
+                print("%s", allocation);
+            }
+
+        }
+    }
+}
diff --git a/cli/src/main/java/org/onlab/onos/cli/net/ResourceAvailableCommand.java b/cli/src/main/java/org/onlab/onos/cli/net/ResourceAvailableCommand.java
new file mode 100644
index 0000000..e67990d
--- /dev/null
+++ b/cli/src/main/java/org/onlab/onos/cli/net/ResourceAvailableCommand.java
@@ -0,0 +1,91 @@
+/*
+ * Copyright 2014 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onlab.onos.cli.net;
+
+import org.apache.karaf.shell.commands.Argument;
+import org.apache.karaf.shell.commands.Command;
+import org.onlab.onos.cli.AbstractShellCommand;
+import org.onlab.onos.net.ConnectPoint;
+import org.onlab.onos.net.DeviceId;
+import org.onlab.onos.net.Link;
+import org.onlab.onos.net.PortNumber;
+import org.onlab.onos.net.link.LinkService;
+import org.onlab.onos.net.resource.LinkResourceService;
+import org.onlab.onos.net.resource.ResourceRequest;
+
+import static org.onlab.onos.cli.net.AddPointToPointIntentCommand.getDeviceId;
+import static org.onlab.onos.cli.net.AddPointToPointIntentCommand.getPortNumber;
+import static org.onlab.onos.net.DeviceId.deviceId;
+import static org.onlab.onos.net.PortNumber.portNumber;
+
+/**
+ * Lists allocations by link.
+ */
+@Command(scope = "onos", name = "resource-available",
+         description = "Lists available resources by link")
+public class ResourceAvailableCommand extends AbstractShellCommand {
+
+    private static final String FMT = "src=%s/%s, dst=%s/%s, type=%s%s";
+    private static final String COMPACT = "%s/%s-%s/%s";
+
+    @Argument(index = 0, name = "srcString", description = "Link source",
+              required = false, multiValued = false)
+    String srcString = null;
+    @Argument(index = 1, name = "dstString", description = "Link destination",
+              required = false, multiValued = false)
+    String dstString = null;
+
+    @Override
+    protected void execute() {
+        LinkResourceService resourceService = get(LinkResourceService.class);
+        LinkService linkService = get(LinkService.class);
+
+        Iterable<ResourceRequest> itr = null;
+        try {
+            DeviceId ingressDeviceId = deviceId(getDeviceId(srcString));
+            PortNumber ingressPortNumber = portNumber(getPortNumber(srcString));
+            ConnectPoint src = new ConnectPoint(ingressDeviceId, ingressPortNumber);
+
+            DeviceId egressDeviceId = deviceId(getDeviceId(dstString));
+            PortNumber egressPortNumber = portNumber(getPortNumber(dstString));
+            ConnectPoint dst = new ConnectPoint(egressDeviceId, egressPortNumber);
+
+            Link link = linkService.getLink(src, dst);
+
+            itr = resourceService.getAvailableResources(link);
+
+            int lambdaCount = 0;
+            for (ResourceRequest req : itr) {
+                switch (req.type()) {
+                    case LAMBDA:
+                        lambdaCount++;
+                        break;
+                    case BANDWIDTH:
+                        print("%s", req);
+                        break;
+                    default:
+                        break;
+                }
+            }
+            if (lambdaCount > 0) {
+                print("Number of available lambdas: %d", lambdaCount);
+            }
+
+        } catch (Exception e) {
+            print("Invalid link", e.getMessage());
+        }
+    }
+}