Add refresh op policy json api

Add the new api to refresh the operational policy json representation
values.


Issue-ID: CLAMP-585
Change-Id: I8c494f8d5f7ee8672f054444c368fdb396fb208f
Signed-off-by: xuegao <xg353y@intl.att.com>

3 files changed, 29 insertions, 0 deletions

diff --git a/src/main/java/org/onap/clamp/loop/LoopController.java b/src/main/java/org/onap/clamp/loop/LoopController.java
index 72726fa3..64874a32 100644
--- a/src/main/java/org/onap/clamp/loop/LoopController.java
+++ b/src/main/java/org/onap/clamp/loop/LoopController.java
@@ -117,4 +117,14 @@ public class LoopController {
         Loop loop = loopService.getLoop(loopName);
         return loop != null ? loop.getSvgRepresentation() : null;
     }
+
+    /**
+     * Refresh the Operational Policy Json representation of the loop.
+     *
+     * @param loopName The loop name
+     * @return The refreshed Loop
+     */
+    public Loop refreshOpPolicyJsonRepresentation(String loopName) {
+        return loopService.refreshOpPolicyJsonRepresentation(loopName);
+    }
 }
diff --git a/src/main/java/org/onap/clamp/loop/LoopService.java b/src/main/java/org/onap/clamp/loop/LoopService.java
index d1ab0e39..303ae683 100644
--- a/src/main/java/org/onap/clamp/loop/LoopService.java
+++ b/src/main/java/org/onap/clamp/loop/LoopService.java
@@ -111,4 +111,14 @@ public class LoopService {
         return loopsRepository.findById(loopName)
             .orElseThrow(() -> new EntityNotFoundException("Couldn't find closed loop named: " + loopName));
     }
+
+    public Loop refreshOpPolicyJsonRepresentation(String loopName) {
+        Loop loop = findClosedLoopByName(loopName);
+        Set<OperationalPolicy> policyList = loop.getOperationalPolicies();
+        for (OperationalPolicy policy : policyList) {
+            policy.updateJsonRepresentation();
+        }
+        loop.setOperationalPolicies(policyList);
+        return loopsRepository.save(loop);
+    }
 }
diff --git a/src/main/java/org/onap/clamp/policy/operational/OperationalPolicy.java b/src/main/java/org/onap/clamp/policy/operational/OperationalPolicy.java
index 14112694..486210ea 100644
--- a/src/main/java/org/onap/clamp/policy/operational/OperationalPolicy.java
+++ b/src/main/java/org/onap/clamp/policy/operational/OperationalPolicy.java
@@ -247,4 +247,13 @@ public class OperationalPolicy implements Serializable, Policy {
         return result;
     }
 
+    public void updateJsonRepresentation () {
+        try {
+            this.jsonRepresentation = OperationalPolicyRepresentationBuilder
+                    .generateOperationalPolicySchema(loop.getModelService());
+        } catch (JsonSyntaxException | IOException | NullPointerException e) {
+            logger.error("Unable to generate the operational policy Schema ... ", e);
+            this.jsonRepresentation = new JsonObject();
+        }
+    }
 }