X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?a=blobdiff_plain;f=opendaylight%2Fsal%2Fimplementation%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fcontroller%2Fsal%2Fimplementation%2Finternal%2FReadService.java;h=12de35f53677492581412017e9c763de96a05c0b;hb=21b7ff575b3fd9edd30a3367be3e250325754f98;hp=bdd546055c22ce29228d587b0a7cc266a7a700e6;hpb=4a141f03a9329cdcff9318586f4c50f44cefbb18;p=controller.git

diff --git a/opendaylight/sal/implementation/src/main/java/org/opendaylight/controller/sal/implementation/internal/ReadService.java b/opendaylight/sal/implementation/src/main/java/org/opendaylight/controller/sal/implementation/internal/ReadService.java
index bdd546055c..12de35f536 100644
--- a/opendaylight/sal/implementation/src/main/java/org/opendaylight/controller/sal/implementation/internal/ReadService.java
+++ b/opendaylight/sal/implementation/src/main/java/org/opendaylight/controller/sal/implementation/internal/ReadService.java
@@ -12,6 +12,7 @@ package org.opendaylight.controller.sal.implementation.internal;
 import java.net.InetAddress;
 import java.net.UnknownHostException;
 import java.util.ArrayList;
+import java.util.Collections;
 import java.util.List;
 import java.util.Map;
 import java.util.Set;
@@ -201,7 +202,7 @@ public class ReadService implements IReadService, CommandProvider, IPluginOutRea
             }
         }
         logger.warn("Plugin {} unavailable", node.getType());
-        return null;
+        return Collections.emptyList();
     }
 
     @Override
@@ -213,7 +214,7 @@ public class ReadService implements IReadService, CommandProvider, IPluginOutRea
             }
         }
         logger.warn("Plugin {} unavailable", node.getType());
-        return null;
+        return Collections.emptyList();
     }
 
     @Override
@@ -276,7 +277,7 @@ public class ReadService implements IReadService, CommandProvider, IPluginOutRea
             }
         }
         logger.warn("Plugin {} unavailable", node.getType());
-        return null;
+        return Collections.emptyList();
     }
 
     @Override
@@ -288,7 +289,7 @@ public class ReadService implements IReadService, CommandProvider, IPluginOutRea
             }
         }
         logger.warn("Plugin {} unavailable", node.getType());
-        return null;
+        return Collections.emptyList();
     }
 
 
@@ -327,7 +328,7 @@ public class ReadService implements IReadService, CommandProvider, IPluginOutRea
             }
         }
         logger.warn("Plugin {} unavailable", node.getType());
-        return null;
+        return Collections.emptyList();
     }
 
     @Override