src/main/java/com/google/devtools/build/lib/exec/local/LocalEnvProvider.java


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// Copyright 2017 The Bazel Authors. All rights reserved.
//
// 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.google.devtools.build.lib.exec.local;

import com.google.devtools.build.lib.vfs.Path;
import java.io.IOException;
import java.util.Map;

/**
 * Allows just-in-time rewriting of the environment used for local actions. Do not use! This class
 * probably should not exist, but is currently necessary for our local MacOS support.
 */
public interface LocalEnvProvider {
  public static final LocalEnvProvider UNMODIFIED = new LocalEnvProvider() {
    @Override
    public Map<String, String> rewriteLocalEnv(
        Map<String, String> env, Path execRoot, String productName) throws IOException {
      return env;
    }
  };

  /** Rewrites the environment if necessary. */
  Map<String, String> rewriteLocalEnv(Map<String, String> env, Path execRoot, String productName)
      throws IOException;
}