Get all cm handles by DMI plugin Identifier

- api added to get cm handles by dmi plugin identifier
- response object refactored from RestOutputCmHandle to collection of
  Strings (cm handle ids)
- added public and private methods in CmHandleQueries to get cm handle ID by dmi plugin
- added unit tests including test to show that there are no duplicates
  on response

Issue-ID: CPS-1136
Signed-off-by: emaclee <lee.anjella.macabuhay@est.tech>
Change-Id: Ia3bdc16172a90ad3a3f9ae11cddcad1352188726

1 files changed, 14 insertions, 3 deletions

diff --git a/cps-ncmp-rest/src/main/java/org/onap/cps/ncmp/rest/controller/NetworkCmProxyInventoryController.java b/cps-ncmp-rest/src/main/java/org/onap/cps/ncmp/rest/controller/NetworkCmProxyInventoryController.java
index 105a6a559c..0c428e4423 100755
--- a/cps-ncmp-rest/src/main/java/org/onap/cps/ncmp/rest/controller/NetworkCmProxyInventoryController.java
+++ b/cps-ncmp-rest/src/main/java/org/onap/cps/ncmp/rest/controller/NetworkCmProxyInventoryController.java
@@ -22,6 +22,7 @@
 package org.onap.cps.ncmp.rest.controller;
 
 import java.util.List;
+import java.util.Set;
 import java.util.stream.Collectors;
 import javax.validation.Valid;
 import lombok.RequiredArgsConstructor;
@@ -47,6 +48,19 @@ public class NetworkCmProxyInventoryController implements NetworkCmProxyInventor
     private final NcmpRestInputMapper ncmpRestInputMapper;
 
     /**
+     * Get all cm-handle IDs under a registered DMI plugin.
+     *
+     * @param dmiPluginIdentifier DMI plugin identifier
+     * @return list of cm handle IDs
+     */
+    @Override
+    public ResponseEntity<List<String>> getAllCmHandleIdsForRegisteredDmi(final String dmiPluginIdentifier) {
+        final Set<String> cmHandleIds =
+                networkCmProxyDataService.getAllCmHandleIdsByDmiPluginIdentifier(dmiPluginIdentifier);
+        return ResponseEntity.ok(List.copyOf(cmHandleIds));
+    }
+
+    /**
      * Update DMI Plugin Registration (used for first registration also).
      *
      * @param restDmiPluginRegistration the registration data
@@ -69,7 +83,6 @@ public class NetworkCmProxyInventoryController implements NetworkCmProxyInventor
         return dmiPluginRegistrationErrorResponse.getFailedCreatedCmHandles().isEmpty()
             && dmiPluginRegistrationErrorResponse.getFailedUpdatedCmHandles().isEmpty()
             && dmiPluginRegistrationErrorResponse.getFailedRemovedCmHandles().isEmpty();
-
     }
 
     private DmiPluginRegistrationErrorResponse getFailureRegistrationResponse(
@@ -103,5 +116,3 @@ public class NetworkCmProxyInventoryController implements NetworkCmProxyInventor
     }
 
 }
-
-