Cleanup use of Guava library

[yangtools.git] / yang / yang-data-impl / src / main / java / org / opendaylight / yangtools / yang / data / impl / schema / tree / InMemoryDataTreeModificationCursor.java

diff --git a/yang/yang-data-impl/src/main/java/org/opendaylight/yangtools/yang/data/impl/schema/tree/InMemoryDataTreeModificationCursor.java b/yang/yang-data-impl/src/main/java/org/opendaylight/yangtools/yang/data/impl/schema/tree/InMemoryDataTreeModificationCursor.java
index 26b484cd43a8d10ece6b04ea36f649c66afc3550..35dbceb711a8f05bbce2f729a3535ed489c60fca 100644 (file)
--- a/yang/yang-data-impl/src/main/java/org/opendaylight/yangtools/yang/data/impl/schema/tree/InMemoryDataTreeModificationCursor.java
+++ b/yang/yang-data-impl/src/main/java/org/opendaylight/yangtools/yang/data/impl/schema/tree/InMemoryDataTreeModificationCursor.java
@@ -7,23 +7,27 @@
  */
 package org.opendaylight.yangtools.yang.data.impl.schema.tree;
 
-import com.google.common.base.Optional;
-import com.google.common.base.Preconditions;
+import static com.google.common.base.Preconditions.checkArgument;
+import static com.google.common.base.Preconditions.checkState;
+
 import java.util.ArrayDeque;
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.Deque;
 import java.util.Iterator;
+import java.util.Optional;
 import javax.annotation.Nonnull;
 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.PathArgument;
 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
 import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeModificationCursor;
 
-final class InMemoryDataTreeModificationCursor extends AbstractCursor<InMemoryDataTreeModification> implements DataTreeModificationCursor {
+final class InMemoryDataTreeModificationCursor extends AbstractCursor<InMemoryDataTreeModification>
+        implements DataTreeModificationCursor {
     private final Deque<OperationWithModification> stack = new ArrayDeque<>();
 
-    InMemoryDataTreeModificationCursor(final InMemoryDataTreeModification parent, final YangInstanceIdentifier rootPath, final OperationWithModification rootOp) {
+    InMemoryDataTreeModificationCursor(final InMemoryDataTreeModification parent, final YangInstanceIdentifier rootPath,
+            final OperationWithModification rootOp) {
         super(parent, rootPath);
         stack.push(rootOp);
     }
@@ -62,6 +66,7 @@ final class InMemoryDataTreeModificationCursor extends AbstractCursor<InMemoryDa
     }
 
     @Override
+    @SuppressWarnings("checkstyle:illegalCatch")
     public void enter(@Nonnull final Iterable<PathArgument> path) {
         int depth = 0;
         for (PathArgument child : path) {
@@ -80,8 +85,8 @@ final class InMemoryDataTreeModificationCursor extends AbstractCursor<InMemoryDa
 
     @Override
     public void exit(final int depth) {
-        Preconditions.checkArgument(depth >= 0);
-        Preconditions.checkState(depth < stack.size());
+        checkArgument(depth >= 0);
+        checkState(depth < stack.size());
 
         for (int i = 0; i < depth; i++) {
             stack.pop();