X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?p=controller.git;a=blobdiff_plain;f=opendaylight%2Fconfig%2Fconfig-api%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fcontroller%2Fconfig%2Fspi%2FModule.java;h=4766ad8a47d3ce2c9ffc1a6f81ea11bf3818905a;hp=b557108d4d00a39b988d7f82e5e4bb3bc41957b3;hb=3314dddc5692bed5eb837b0739ac3bb5ed1962ab;hpb=e8d56c4814a987cc0d52dc7e5c30947d30183446

diff --git a/opendaylight/config/config-api/src/main/java/org/opendaylight/controller/config/spi/Module.java b/opendaylight/config/config-api/src/main/java/org/opendaylight/controller/config/spi/Module.java
index b557108d4d..4766ad8a47 100644
--- a/opendaylight/config/config-api/src/main/java/org/opendaylight/controller/config/spi/Module.java
+++ b/opendaylight/config/config-api/src/main/java/org/opendaylight/controller/config/spi/Module.java
@@ -54,4 +54,17 @@ public interface Module extends Identifiable<ModuleIdentifier>{
      */
     AutoCloseable getInstance();
 
+
+    /**
+     * Compare current module with oldModule and if the instance/live object
+     * produced by the old module can be reused in this module as well return true.
+     * Typically true should be returned if the old module had the same configuration.
+     *
+     *
+     * @param oldModule old instance of Module
+     * @return true if the instance produced by oldModule can be reused with current instance as well.
+     */
+    boolean canReuse(Module oldModule);
+
+
 }