Third part of onap rename

[appc.git] / appc-sequence-generator / appc-sequence-generator-bundle / src / main / java / org / onap / appc / seqgen / impl / SequenceGeneratorFactory.java

diff --git a/appc-sequence-generator/appc-sequence-generator-bundle/src/main/java/org/onap/appc/seqgen/impl/SequenceGeneratorFactory.java b/appc-sequence-generator/appc-sequence-generator-bundle/src/main/java/org/onap/appc/seqgen/impl/SequenceGeneratorFactory.java
new file mode 100644 (file)
index 0000000..3c6a119
--- /dev/null
+++ b/appc-sequence-generator/appc-sequence-generator-bundle/src/main/java/org/onap/appc/seqgen/impl/SequenceGeneratorFactory.java
@@ -0,0 +1,54 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP : APP-C
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property.  All rights reserved.
+ * ================================================================================
+ * 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.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.appc.seqgen.impl;
+
+import org.onap.appc.domainmodel.lcm.VNFOperation;
+import org.onap.appc.exceptions.APPCException;
+import org.onap.appc.seqgen.SequenceGenerator;
+
+public class SequenceGeneratorFactory {
+
+    private static class ReferenceHolder {
+        private static SequenceGeneratorFactory instance = new SequenceGeneratorFactory();
+        private ReferenceHolder(){
+
+        }
+    }
+
+    private SequenceGeneratorFactory(){
+
+    }
+
+    public static SequenceGeneratorFactory getInstance(){
+        return ReferenceHolder.instance;
+    }
+
+    public SequenceGenerator createSequenceGenerator(VNFOperation operation) throws APPCException {
+        switch (operation){
+            case Start:
+                return new StartSequenceGenerator();
+            case Stop:
+                return  new StopSequenceGenerator();
+                default:
+                    throw new APPCException("Sequence Generator does not support operation "  + operation.name());
+        }
+    }
+}