Switch to Objects.requireNonNull

[mdsal.git] / binding2 / mdsal-binding2-dom-codec / src / main / java / org / opendaylight / mdsal / binding / javav2 / dom / codec / generator / spi / generator / AbstractStreamWriterGenerator.java

diff --git a/binding2/mdsal-binding2-dom-codec/src/main/java/org/opendaylight/mdsal/binding/javav2/dom/codec/generator/spi/generator/AbstractStreamWriterGenerator.java b/binding2/mdsal-binding2-dom-codec/src/main/java/org/opendaylight/mdsal/binding/javav2/dom/codec/generator/spi/generator/AbstractStreamWriterGenerator.java
index 49debf64eff18c2efb268335c109fd5cc5338ace..4715f6d640dc7cad0b3d86097ec5f4ad72987c98 100644 (file)
--- a/binding2/mdsal-binding2-dom-codec/src/main/java/org/opendaylight/mdsal/binding/javav2/dom/codec/generator/spi/generator/AbstractStreamWriterGenerator.java
+++ b/binding2/mdsal-binding2-dom-codec/src/main/java/org/opendaylight/mdsal/binding/javav2/dom/codec/generator/spi/generator/AbstractStreamWriterGenerator.java
@@ -7,6 +7,8 @@
  */
 package org.opendaylight.mdsal.binding.javav2.dom.codec.generator.spi.generator;
 
+import static java.util.Objects.requireNonNull;
+
 import com.google.common.annotations.Beta;
 import com.google.common.base.Preconditions;
 import com.google.common.cache.CacheBuilder;
@@ -83,7 +85,7 @@ public abstract class AbstractStreamWriterGenerator extends AbstractGenerator im
     }
 
     protected AbstractStreamWriterGenerator(final JavassistUtils utils) {
-        this.javassist = Preconditions.checkNotNull(utils, "JavassistUtils instance is required.");
+        this.javassist = requireNonNull(utils, "JavassistUtils instance is required.");
         this.serializeArguments = new CtClass[] { javassist.asCtClass(TreeNodeSerializerRegistry.class),
                 javassist.asCtClass(TreeNode.class), javassist.asCtClass(BindingStreamEventWriter.class), };
         javassist.appendClassLoaderIfMissing(TreeNodeSerializerPrototype.class.getClassLoader());