com.google.errorprone.refaster.UMemberReference.java Source code

Introduction

Here is the source code for com.google.errorprone.refaster.UMemberReference.java

Source

/*
 * Copyright 2014 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.google.common.collect.ImmutableList;
import com.sun.source.tree.MemberReferenceTree;
import com.sun.source.tree.TreeVisitor;
import com.sun.tools.javac.tree.JCTree.JCMemberReference;
import javax.annotation.Nullable;

/**
 * {@code UTree} representation of a {@code MemberReferenceTree}
 * 
 * @author lowasser@google.com (Louis Wasserman)
 */
@AutoValue
abstract class UMemberReference extends UExpression implements MemberReferenceTree {
    public static UMemberReference create(ReferenceMode mode, UExpression qualifierExpression, CharSequence name,
            @Nullable Iterable<? extends UExpression> typeArguments) {
        return new AutoValue_UMemberReference(mode, qualifierExpression, StringName.of(name),
                (typeArguments == null) ? null : ImmutableList.copyOf(typeArguments));
    }

    @Override
    public Kind getKind() {
        return Kind.MEMBER_REFERENCE;
    }

    @Override
    public <R, D> R accept(TreeVisitor<R, D> visitor, D data) {
        return visitor.visitMemberReference(this, data);
    }

    @Override
    public Choice<Unifier> visitMemberReference(MemberReferenceTree node, Unifier unifier) {
        return Choice.condition(getMode() == node.getMode(), unifier)
                .thenChoose(unifications(getQualifierExpression(), node.getQualifierExpression()))
                .thenChoose(unifications(getName(), node.getName()))
                .thenChoose(unifications(getTypeArguments(), node.getTypeArguments()));
    }

    @Override
    public JCMemberReference inline(Inliner inliner) throws CouldNotResolveImportException {
        return inliner.maker().Reference(getMode(), getName().inline(inliner),
                getQualifierExpression().inline(inliner),
                (getTypeArguments() == null) ? null : inliner.inlineList(getTypeArguments()));
    }

    @Override
    public abstract ReferenceMode getMode();

    @Override
    public abstract UExpression getQualifierExpression();

    @Override
    public abstract StringName getName();

    @Override
    @Nullable
    public abstract ImmutableList<UExpression> getTypeArguments();
}