Fixed issue where a shard for a defined module is not found

[controller.git] / opendaylight / md-sal / sal-distributed-datastore / src / main / java / org / opendaylight / controller / cluster / datastore / shardstrategy / ModuleShardStrategy.java

diff --git a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/shardstrategy/ModuleShardStrategy.java b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/shardstrategy/ModuleShardStrategy.java
index 6f4b65a6f3c2db45baf5e1a9928d36928e252733..fc7ebd94dd481c909ba6e4d65d205e41cbfdebbf 100644 (file)
--- a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/shardstrategy/ModuleShardStrategy.java
+++ b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/shardstrategy/ModuleShardStrategy.java
@@ -11,6 +11,8 @@ package org.opendaylight.controller.cluster.datastore.shardstrategy;
 import org.opendaylight.controller.cluster.datastore.Configuration;
 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
 
+import java.util.List;
+
 public class ModuleShardStrategy implements ShardStrategy {
 
     public static final String NAME = "module";
@@ -25,6 +27,11 @@ public class ModuleShardStrategy implements ShardStrategy {
     }
 
     @Override public String findShard(YangInstanceIdentifier path) {
-        return configuration.getShardNamesFromModuleName(moduleName).get(0);
+        List<String> shardNames =
+            configuration.getShardNamesFromModuleName(moduleName);
+        if(shardNames.size() == 0){
+            return DefaultShardStrategy.DEFAULT_SHARD;
+        }
+        return shardNames.get(0);
     }
 }