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A packaging of the IntelliJ Community Edition java-psi-api library. This is release number 1 of trunk branch 142.

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/*
 * Copyright 2000-2012 JetBrains s.r.o.
 *
 * 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.intellij.psi;

import com.intellij.util.ArrayFactory;
import org.jetbrains.annotations.NotNull;

/**
 * Represents a PSI element which can be used as the value of an annotation element.
 *
 * @author ven
 */
public interface PsiAnnotationMemberValue extends PsiElement {
  /**
   * The empty array of PSI annotation member values which can be reused to avoid unnecessary allocations.
   */
  PsiAnnotationMemberValue[] EMPTY_ARRAY = new PsiAnnotationMemberValue[0];

  ArrayFactory ARRAY_FACTORY = new ArrayFactory() {
    @NotNull
    @Override
    public PsiAnnotationMemberValue[] create(final int count) {
      return count == 0 ? EMPTY_ARRAY : new PsiAnnotationMemberValue[count];
    }
  };
}