Cleanup use of Guava library

[yangtools.git] / yang / yang-model-api / src / main / java / org / opendaylight / yangtools / yang / model / repo / api / YangTextFileSchemaSource.java

diff --git a/yang/yang-model-api/src/main/java/org/opendaylight/yangtools/yang/model/repo/api/YangTextFileSchemaSource.java b/yang/yang-model-api/src/main/java/org/opendaylight/yangtools/yang/model/repo/api/YangTextFileSchemaSource.java
index 29d10580f221ff7e15567ac5365ca952ad205ca6..09cb9d838b8e6fbed935426d0182b54d5c3901c5 100644 (file)
--- a/yang/yang-model-api/src/main/java/org/opendaylight/yangtools/yang/model/repo/api/YangTextFileSchemaSource.java
+++ b/yang/yang-model-api/src/main/java/org/opendaylight/yangtools/yang/model/repo/api/YangTextFileSchemaSource.java
@@ -7,8 +7,9 @@
  */
 package org.opendaylight.yangtools.yang.model.repo.api;
 
+import static java.util.Objects.requireNonNull;
+
 import com.google.common.base.MoreObjects.ToStringHelper;
-import com.google.common.base.Preconditions;
 import java.io.File;
 import java.io.IOException;
 import java.io.InputStream;
@@ -26,7 +27,7 @@ final class YangTextFileSchemaSource extends YangTextSchemaSource implements Del
 
     YangTextFileSchemaSource(final SourceIdentifier identifier, final File file) {
         super(identifier);
-        this.file = Preconditions.checkNotNull(file);
+        this.file = requireNonNull(file);
     }
 
     @Override