1 files changed, 121 insertions, 0 deletions
diff --git a/ecomp-sdk-app/src/main/java/org/openecomp/policy/utils/PolicyContainer.java b/ecomp-sdk-app/src/main/java/org/openecomp/policy/utils/PolicyContainer.java
new file mode 100644
index 000000000..fdca336ea
--- /dev/null
+++ b/ecomp-sdk-app/src/main/java/org/openecomp/policy/utils/PolicyContainer.java
@@ -0,0 +1,121 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ECOMP Policy Engine
+ * ================================================================================
+ * 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.openecomp.policy.utils;
+
+import java.io.Serializable;
+import java.util.Collection;
+import java.util.List;
+
+
+public interface PolicyContainer extends Serializable{
+	
+    public Collection<?> getContainerPropertyIds();
+    
+    public Collection<?> getItemIds();
+
+    public Class<?> getType(Object propertyId);
+
+    public int size();
+  
+    public boolean containsId(Object itemId);
+
+    public Object addItem() throws UnsupportedOperationException;
+    
+    public boolean removeItem(Object itemId)
+            throws UnsupportedOperationException;
+
+    public boolean addContainerProperty(Object propertyId, Class<?> type,
+            Object defaultValue) throws UnsupportedOperationException;
+   
+    public boolean removeContainerProperty(Object propertyId)
+            throws UnsupportedOperationException;
+
+    public boolean removeAllItems() throws UnsupportedOperationException;
+
+    public interface Ordered extends PolicyContainer {
+
+        public Object nextItemId(Object itemId);
+
+        public Object prevItemId(Object itemId);
+
+        public Object firstItemId();
+
+        public Object lastItemId();
+
+        public boolean isFirstId(Object itemId);
+
+        public boolean isLastId(Object itemId);
+
+        public Object addItemAfter(Object previousItemId)
+                throws UnsupportedOperationException;
+        
+    }
+
+    
+    public interface Indexed extends Ordered {
+
+        public int indexOfId(Object itemId);
+
+        public Object getIdByIndex(int index);
+
+        public List<?> getItemIds(int startIndex, int numberOfItems);
+        
+        public Object addItemAt(int index) throws UnsupportedOperationException;
+
+        public interface ItemAddEvent extends ItemSetChangeEvent {
+
+            public Object getFirstItemId();
+
+            public int getFirstIndex();
+
+            public int getAddedItemsCount();
+        }
+
+     
+        public interface ItemRemoveEvent extends ItemSetChangeEvent {
+          
+            public Object getFirstItemId();
+
+            public int getFirstIndex();
+
+            public int getRemovedItemsCount();
+        }
+    }
+  
+    public interface ItemSetChangeEvent extends Serializable {
+
+        public PolicyContainer getContainer();
+    }
+
+    public interface ItemSetChangeListener extends Serializable {
+
+        public void containerItemSetChange(PolicyContainer.ItemSetChangeEvent event);
+    }
+
+    public interface ItemSetChangeNotifier extends Serializable {
+
+        public void addItemSetChangeListener(
+                PolicyContainer.ItemSetChangeListener listener);
+
+        public void removeItemSetChangeListener(
+                PolicyContainer.ItemSetChangeListener listener);
+    }
+}