AAA CLI commands rewritten.

- Added AaaAuthState enum and AaaSession DTO to api.
- Reset Device command (WIP).
- Show Users command in terms of new classes.

Change-Id: Ia3d90ed48344c1c780dda4e376ac3758c2db71b7
diff --git a/src/main/java/org/opencord/aaa/cli/AaaResetDeviceCommand.java b/src/main/java/org/opencord/aaa/cli/AaaResetDeviceCommand.java
new file mode 100644
index 0000000..337e3dc
--- /dev/null
+++ b/src/main/java/org/opencord/aaa/cli/AaaResetDeviceCommand.java
@@ -0,0 +1,45 @@
+/*
+ * Copyright 2017-present Open Networking Foundation
+ *
+ * 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.opencord.aaa.cli;
+
+import org.apache.karaf.shell.commands.Argument;
+import org.apache.karaf.shell.commands.Command;
+import org.onosproject.cli.AbstractShellCommand;
+import org.opencord.aaa.api.AaaService;
+
+@Command(scope = "onos", name = "aaa-reset-device",
+        description = "Resets authentication sessions for a given device")
+public class AaaResetDeviceCommand extends AbstractShellCommand {
+    @Argument(index = 0, name = "mac",
+            description = "MAC of device to reset authentication sessions",
+            required = true, multiValued = true)
+    private String[] macs = null;
+
+    @Override
+    protected void execute() {
+        AaaService aaaService = get(AaaService.class);
+
+        // FIXME: access needs to be through AaaService - Proposal...
+//        aaaService.resetAuthenticationSessionsByDeviceMac(macs);
+
+        // We shouldn't have visibility to StateMachine.
+        /*
+        for (String mac : macs) {
+            StateMachine.deleteByMac(MacAddress.valueOf(mac));
+        }
+        */
+    }
+}