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A packaging of the IntelliJ Community Edition python-community library. This is release number 1 of trunk branch 142.

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/*
 * Copyright 2000-2014 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.jetbrains.python.hierarchy;

import com.intellij.ide.hierarchy.HierarchyBrowserManager;
import com.intellij.ide.util.treeView.AlphaComparator;
import com.intellij.ide.util.treeView.NodeDescriptor;
import com.intellij.openapi.project.Project;
import org.jetbrains.annotations.NotNull;

import java.util.Comparator;

/**
 * Created by IntelliJ IDEA.
 * User: Alexey.Ivanov
 * Date: Aug 12, 2009
 * Time: 8:30:36 PM
 */
public class PyHierarchyUtils {
  private static final Comparator NODE_DESCRIPTOR_COMPARATOR = new Comparator() {
    public int compare(final NodeDescriptor first, final NodeDescriptor second) {
      return first.getIndex() - second.getIndex();
    }
  };

  private PyHierarchyUtils() {
  }

  @NotNull
  public static Comparator getComparator(final Project project) {
    if (HierarchyBrowserManager.getInstance(project).getState().SORT_ALPHABETICALLY) {
      return AlphaComparator.INSTANCE;
    }
    else {
      return NODE_DESCRIPTOR_COMPARATOR;
    }
  }
}




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