1 files changed, 49 insertions, 0 deletions
diff --git a/src/main/java/org/onap/sdc/dcae/composition/model/deserializer/RequirementDeserializer.java b/src/main/java/org/onap/sdc/dcae/composition/model/deserializer/RequirementDeserializer.java
new file mode 100644
index 0000000..ca2deef
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/model/deserializer/RequirementDeserializer.java
@@ -0,0 +1,49 @@
+package org.onap.sdc.dcae.composition.model.deserializer;
+
+import java.lang.reflect.Type;
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.List;
+
+import org.onap.sdc.dcae.composition.model.Capability;
+import org.onap.sdc.dcae.composition.model.NodeFilter;
+import org.onap.sdc.dcae.composition.model.Relationship;
+import org.onap.sdc.dcae.composition.model.Requirement;
+import com.google.gson.Gson;
+import com.google.gson.JsonArray;
+import com.google.gson.JsonDeserializationContext;
+import com.google.gson.JsonDeserializer;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParseException;
+
+public class RequirementDeserializer implements JsonDeserializer<Requirement>{
+
+	public Requirement deserialize(JsonElement je, Type type, JsonDeserializationContext jdc)throws JsonParseException{
+    	Gson gson = new Gson();
+    	
+        JsonObject jo = je.getAsJsonObject();
+        
+        Requirement requirement = new Requirement();
+
+        requirement.setCapability(jo.get("capability")!=null ? gson.fromJson(jo.get("capability"), Capability.class) : null);
+        requirement.setName(jo.get("name")!=null ? jo.get("name").getAsString() : null);
+        requirement.setRelationship(jo.get("relationship")!=null ? gson.fromJson(jo.get("relationship"), Relationship.class) : null);
+        requirement.setNodeFilter(jo.get("node_filter")!=null ? gson.fromJson(jo.get("node_filter"), NodeFilter.class) : null);
+        requirement.setNode(jo.get("node")!=null ? jo.get("node").getAsString() : null);
+        
+        JsonArray occurrences = jo.getAsJsonArray("occurrences");
+        if(occurrences!=null){
+	        Iterator<JsonElement> it = occurrences.iterator();
+	        List<String> occurrencesList = new ArrayList<String>();
+	        while(it.hasNext()){
+	        	JsonElement curr = it.next();
+	        	String occurance = curr.getAsString();
+	        	occurrencesList.add(occurance);
+	        }
+	        requirement.setOccurrences(occurrencesList);
+        }
+        
+        return requirement;
+    }
+}