infer_clone/infer/tests/codetoanalyze/java/checkers/ImmutableCast.java

/*
* Copyright (c) 2013 - present Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*/

package codetoanalyze.java.checkers;

import com.google.common.collect.ImmutableList;

import java.util.ArrayList;
import java.util.List;

public class ImmutableCast {

  ImmutableList<String> immutableList = ImmutableList.of("a", "b", "c");

  List<String> badCastFromField() {
    return immutableList;
  }

  List<String> badCast(ImmutableList<String> list) {
    return list;
  }

  List<String> goodCast(ImmutableList<String> list) {
    return new ArrayList<String>(list);
  }

}