/*
* Copyright 2013 Google Inc. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.google.errorprone.refaster;
import static com.google.errorprone.refaster.Unifier.unifications;
import com.google.auto.value.AutoValue;
import com.sun.source.tree.SynchronizedTree;
import com.sun.source.tree.TreeVisitor;
import com.sun.tools.javac.tree.JCTree.JCSynchronized;
/**
* {@link UTree} representation of a {@link SynchronizedTree}.
*
* @author lowasser@google.com (Louis Wasserman)
*/
@AutoValue
abstract class USynchronized extends USimpleStatement implements SynchronizedTree {
public static USynchronized create(UExpression expression, UBlock block) {
return new AutoValue_USynchronized(expression, block);
}
@Override
public abstract UExpression getExpression();
@Override
public abstract UBlock getBlock();
@Override
public <R, D> R accept(TreeVisitor<R, D> visitor, D data) {
return visitor.visitSynchronized(this, data);
}
@Override
public Kind getKind() {
return Kind.SYNCHRONIZED;
}
@Override
public JCSynchronized inline(Inliner inliner) throws CouldNotResolveImportException {
return inliner.maker().Synchronized(
getExpression().inline(inliner), getBlock().inline(inliner));
}
@Override
public Choice<Unifier> visitSynchronized(SynchronizedTree synced, Unifier unifier) {
return getExpression().unify(synced.getExpression(), unifier)
.thenChoose(unifications(getBlock(), synced.getBlock()));
}
}