1 files changed, 107 insertions, 0 deletions
diff --git a/appc-lifecycle-management/state-machine-lib/src/main/java/org/openecomp/appc/statemachine/impl/readers/AppcOamMetaDataReader.java b/appc-lifecycle-management/state-machine-lib/src/main/java/org/openecomp/appc/statemachine/impl/readers/AppcOamMetaDataReader.java
new file mode 100644
index 000000000..e160e7f0e
--- /dev/null
+++ b/appc-lifecycle-management/state-machine-lib/src/main/java/org/openecomp/appc/statemachine/impl/readers/AppcOamMetaDataReader.java
@@ -0,0 +1,107 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP : APPC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Copyright (C) 2017 Amdocs
+ * =============================================================================
+ * 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.
+ * 
+ * ECOMP is a trademark and service mark of AT&T Intellectual Property.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.appc.statemachine.impl.readers;
+
+import org.openecomp.appc.statemachine.StateMetaDataReader;
+import org.openecomp.appc.statemachine.objects.Event;
+import org.openecomp.appc.statemachine.objects.State;
+import org.openecomp.appc.statemachine.objects.StateMachineMetadata;
+
+public class AppcOamMetaDataReader implements StateMetaDataReader {
+
+    public enum AppcOperation {
+        MaintenanceMode,
+        Restart,
+        Start,
+        Stop
+    }
+
+    @Override
+    public StateMachineMetadata readMetadata() {
+        State NOT_INSTANTIATED = new State(AppcOamStates.NotInstantiated.toString());
+        State INSTANTIATED = new State(AppcOamStates.Instantiated.toString());
+        State RESTARTING = new State(AppcOamStates.Restarting.toString());
+        State STARTING = new State(AppcOamStates.Starting.toString());
+        State STARTED = new State(AppcOamStates.Started.toString());
+        State ENTERING_MAINTENANCE_MODE = new State(AppcOamStates.EnteringMaintenanceMode.toString());
+        State MAINTENANCE_MODE = new State(AppcOamStates.MaintenanceMode.toString());
+        State ERROR = new State(AppcOamStates.Error.toString());
+        State UNKNOWN = new State(AppcOamStates.Unknown.toString());
+        State STOPPING = new State(AppcOamStates.Stopping.toString());
+        State STOPPED = new State(AppcOamStates.Stopped.toString());
+
+        Event START = new Event(AppcOperation.Start.toString());
+        Event STOP = new Event(AppcOperation.Stop.toString());
+        Event MAINTENANCE_MODE_EVENT = new Event(AppcOperation.MaintenanceMode.toString());
+        Event RESTART = new Event(AppcOperation.Restart.toString());
+
+        StateMachineMetadata.StateMachineMetadataBuilder builder = new StateMachineMetadata
+                .StateMachineMetadataBuilder();
+
+        builder = builder.addState(NOT_INSTANTIATED);
+        builder = builder.addState(INSTANTIATED);
+        builder = builder.addState(STARTING);
+        builder = builder.addState(STARTED);
+        builder = builder.addState(ERROR);
+        builder = builder.addState(UNKNOWN);
+        builder = builder.addState(STOPPING);
+        builder = builder.addState(STOPPED);
+        builder = builder.addState(ENTERING_MAINTENANCE_MODE);
+        builder = builder.addState(MAINTENANCE_MODE);
+        builder = builder.addState(RESTARTING);
+
+        builder = builder.addEvent(START);
+        builder = builder.addEvent(STOP);
+        builder = builder.addEvent(RESTART);
+        builder = builder.addEvent(MAINTENANCE_MODE_EVENT);
+
+        /*
+         *  for addTransition:
+         *  param 1: current state; param 2: received command/request; param 3: new transition state
+         */
+        // start
+        builder = builder.addTransition(STOPPED,                   START, STARTING);
+        builder = builder.addTransition(MAINTENANCE_MODE,          START, STARTING);
+        builder = builder.addTransition(ERROR,                     START, STARTING);
+        // stop
+        builder = builder.addTransition(STARTED,                   STOP, STOPPING);
+        builder = builder.addTransition(STARTING,                  STOP, STOPPING);
+        builder = builder.addTransition(ENTERING_MAINTENANCE_MODE, STOP, STOPPING);
+        builder = builder.addTransition(MAINTENANCE_MODE,          STOP, STOPPING);
+        builder = builder.addTransition(ERROR,                     STOP, STOPPING);
+        // maintenance mode
+        builder = builder.addTransition(
+                STARTED, MAINTENANCE_MODE_EVENT, ENTERING_MAINTENANCE_MODE);
+        // restart
+        builder = builder.addTransition(STOPPED,                   RESTART, RESTARTING);
+        builder = builder.addTransition(STARTING,                  RESTART, RESTARTING);
+        builder = builder.addTransition(STARTED,                   RESTART, RESTARTING);
+        builder = builder.addTransition(ENTERING_MAINTENANCE_MODE, RESTART, RESTARTING);
+        builder = builder.addTransition(MAINTENANCE_MODE,          RESTART, RESTARTING);
+        builder = builder.addTransition(ERROR,                     RESTART, RESTARTING);
+
+        return builder.build();
+    }
+}