platform/util/src/com/intellij/util/text/FilePathHashingStrategy.java

/*
 * 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.util.text;

import com.intellij.openapi.util.SystemInfo;
import com.intellij.util.containers.ContainerUtil;
import gnu.trove.TObjectHashingStrategy;
import org.jetbrains.annotations.NotNull;

/**
 * @author max
 */
public class FilePathHashingStrategy {
  private FilePathHashingStrategy() { }

  @NotNull
  public static TObjectHashingStrategy<String> create() {
    return create(SystemInfo.isFileSystemCaseSensitive);
  }

  @NotNull
  public static TObjectHashingStrategy<String> create(boolean caseSensitive) {
    return caseSensitive ? ContainerUtil.<String>canonicalStrategy() : new CaseInsensitiveStringHashingStrategy();
  }
}