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GAPIC generator Java

There is a newer version: 2.50.0

// Copyright 2020 Google LLC
//
// 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.api.generator.engine.ast;

import com.google.auto.value.AutoValue;

@AutoValue
public abstract class ValueExpr implements Expr {
  public abstract Value value();

  @Override
  public TypeNode type() {
    return value().type();
  }

  @Override
  public void accept(AstNodeVisitor visitor) {
    visitor.visit(this);
  }

  public static ValueExpr withValue(Value value) {
    return builder().setValue(value).build();
  }

  public static ValueExpr createNullExpr() {
    return withValue(NullObjectValue.create());
  }

  public static Builder builder() {
    return new AutoValue_ValueExpr.Builder();
  }

  @AutoValue.Builder
  public abstract static class Builder {
    public abstract Builder setValue(Value value);

    public abstract ValueExpr build();
  }
}