HC2VPP-192 - Removing of locator pair mapping

 When negative mapping(no locators present),
 do not invoke read as it would fail on non existing
 parent data

Change-Id: Ia20d707efd4d7fdab62d9dc0cd0b4003bc7de3cb
Signed-off-by: Jan Srnicek <jsrnicek@cisco.com>

1 files changed, 5 insertions, 1 deletions

diff --git a/lisp/lisp2vpp/src/main/java/io/fd/hc2vpp/lisp/gpe/translate/ctx/GpeLocatorPairMappingContextImpl.java b/lisp/lisp2vpp/src/main/java/io/fd/hc2vpp/lisp/gpe/translate/ctx/GpeLocatorPairMappingContextImpl.java
index a7d84d2b6..766478fd5 100644
--- a/lisp/lisp2vpp/src/main/java/io/fd/hc2vpp/lisp/gpe/translate/ctx/GpeLocatorPairMappingContextImpl.java
+++ b/lisp/lisp2vpp/src/main/java/io/fd/hc2vpp/lisp/gpe/translate/ctx/GpeLocatorPairMappingContextImpl.java
@@ -69,7 +69,11 @@ public class GpeLocatorPairMappingContextImpl implements GpeLocatorPairMappingCo
     public void removeMapping(@Nonnull final String entryId,
                               @Nonnull final MappingContext mappingContext) {
         LOG.debug("Removing all mappings for Gpe entry[id={}]", entryId);
-        mappingContext.delete(getMappingId(entryId));
+        KeyedInstanceIdentifier<Mapping, MappingKey> mappingId = getMappingId(entryId);
+        // if no mapping present, no need to invoke delete(it would throw error because of non existing parent data)
+        if (mappingContext.read(mappingId).isPresent()) {
+            mappingContext.delete(mappingId);
+        }
         LOG.debug("All mappings for Gpe entry[id={}] removed", entryId);
     }