X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?a=blobdiff_plain;f=opendaylight%2Fconfig%2Fconfig-manager%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fcontroller%2Fconfig%2Fmanager%2Fimpl%2Fdependencyresolver%2FModuleInternalTransactionalInfo.java;h=fc9b645ea2b0220a301858edfef47d0474994c10;hb=0b02d94edd5487d702a7bb790219a5c519d7f6b5;hp=13424a60eb016cd1bfc1fb892d3c72da36cf8f35;hpb=31b7a44c89d1057489338492fcf62a64147bea24;p=controller.git

diff --git a/opendaylight/config/config-manager/src/main/java/org/opendaylight/controller/config/manager/impl/dependencyresolver/ModuleInternalTransactionalInfo.java b/opendaylight/config/config-manager/src/main/java/org/opendaylight/controller/config/manager/impl/dependencyresolver/ModuleInternalTransactionalInfo.java
index 13424a60eb..fc9b645ea2 100644
--- a/opendaylight/config/config-manager/src/main/java/org/opendaylight/controller/config/manager/impl/dependencyresolver/ModuleInternalTransactionalInfo.java
+++ b/opendaylight/config/config-manager/src/main/java/org/opendaylight/controller/config/manager/impl/dependencyresolver/ModuleInternalTransactionalInfo.java
@@ -7,6 +7,9 @@
  */
 package org.opendaylight.controller.config.manager.impl.dependencyresolver;
 
+import com.google.common.base.Preconditions;
+import javax.annotation.Nonnull;
+import javax.annotation.Nullable;
 import org.opendaylight.controller.config.api.ModuleIdentifier;
 import org.opendaylight.controller.config.manager.impl.ModuleInternalInfo;
 import org.opendaylight.controller.config.manager.impl.dynamicmbean.DynamicReadableWrapper;
@@ -14,19 +17,17 @@ import org.opendaylight.controller.config.manager.impl.jmx.TransactionModuleJMXR
 import org.opendaylight.controller.config.spi.Module;
 import org.opendaylight.controller.config.spi.ModuleFactory;
 import org.opendaylight.yangtools.concepts.Identifiable;
-
-import javax.annotation.Nullable;
 import org.osgi.framework.BundleContext;
 
 public class ModuleInternalTransactionalInfo implements Identifiable<ModuleIdentifier> {
     private final ModuleIdentifier name;
     private final Module proxiedModule, realModule;
     private final ModuleFactory moduleFactory;
-    @Nullable
-    private final ModuleInternalInfo maybeOldInternalInfo;
+
     private final TransactionModuleJMXRegistration transactionModuleJMXRegistration;
     private final boolean isDefaultBean;
     private final BundleContext bundleContext;
+    @Nullable private ModuleInternalInfo maybeOldInternalInfo;
 
     public ModuleInternalTransactionalInfo(ModuleIdentifier name, Module proxiedModule,
                                            ModuleFactory moduleFactory,
@@ -69,12 +70,13 @@ public class ModuleInternalTransactionalInfo implements Identifiable<ModuleIdent
         return moduleFactory;
     }
 
-    @Nullable
-    public ModuleInternalInfo getOldInternalInfo() {
-        if (maybeOldInternalInfo == null) {
-            throw new NullPointerException();
-        }
-        return maybeOldInternalInfo;
+    @Nonnull public ModuleInternalInfo getOldInternalInfo() {
+        return Preconditions.checkNotNull(maybeOldInternalInfo);
+    }
+
+    public void clearOldInternalInfo() {
+        Preconditions.checkState(maybeOldInternalInfo != null, "No old internal info present");
+        maybeOldInternalInfo = null;
     }
 
     public TransactionModuleJMXRegistration getTransactionModuleJMXRegistration() {