/*
 * Copyright 2000-2013 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.compiler.classFilesIndex.chainsSearch.completion;

import com.intellij.codeInsight.completion.CompletionLocation;
import com.intellij.codeInsight.completion.CompletionWeigher;
import com.intellij.compiler.classFilesIndex.chainsSearch.completion.lookup.WeightableChainLookupElement;
import com.intellij.compiler.classFilesIndex.chainsSearch.ChainRelevance;
import com.intellij.codeInsight.lookup.LookupElement;
import org.jetbrains.annotations.NotNull;

/**
 * @author Dmitry Batkovich
 */
public class MethodsChainsWeigher extends CompletionWeigher {
  @Override
  public Comparable weigh(@NotNull final LookupElement element, @NotNull final CompletionLocation location) {
    if (element instanceof WeightableChainLookupElement) {
      return ((WeightableChainLookupElement)element).getChainRelevance();
    }
    return ChainRelevance.LOWEST;
  }
}