Switch to Objects.requireNonNull

[mdsal.git] / binding2 / mdsal-binding2-runtime / src / main / java / org / opendaylight / mdsal / binding / javav2 / runtime / javassist / JavassistUtils.java

diff --git a/binding2/mdsal-binding2-runtime/src/main/java/org/opendaylight/mdsal/binding/javav2/runtime/javassist/JavassistUtils.java b/binding2/mdsal-binding2-runtime/src/main/java/org/opendaylight/mdsal/binding/javav2/runtime/javassist/JavassistUtils.java
index f2b0483f47d6e05ce013dfebea15caf9ca43d0ac..41bfd6a05f9d0283901522807ae0cbff07b640f4 100644 (file)
--- a/binding2/mdsal-binding2-runtime/src/main/java/org/opendaylight/mdsal/binding/javav2/runtime/javassist/JavassistUtils.java
+++ b/binding2/mdsal-binding2-runtime/src/main/java/org/opendaylight/mdsal/binding/javav2/runtime/javassist/JavassistUtils.java
@@ -7,6 +7,8 @@
  */
 package org.opendaylight.mdsal.binding.javav2.runtime.javassist;
 
+import static java.util.Objects.requireNonNull;
+
 import com.google.common.annotations.Beta;
 import com.google.common.base.Preconditions;
 import java.util.Collection;
@@ -39,7 +41,7 @@ public final class JavassistUtils {
     private final ClassPool classPool;
 
     private JavassistUtils(final ClassPool pool) {
-        classPool = Preconditions.checkNotNull(pool);
+        classPool = requireNonNull(pool);
     }
 
     /**
@@ -52,7 +54,7 @@ public final class JavassistUtils {
      * @return shared utility instance for specified pool
      */
     public static synchronized JavassistUtils forClassPool(final ClassPool pool) {
-        JavassistUtils ret = INSTANCES.get(Preconditions.checkNotNull(pool));
+        JavassistUtils ret = INSTANCES.get(requireNonNull(pool));
         if (ret == null) {
             ret = new JavassistUtils(pool);
             INSTANCES.put(pool, ret);