/*
 * Copyright 2017 the original author or authors.
 *
 * 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 org.gradle.language.nativeplatform.internal.incremental;

import com.google.common.collect.ImmutableSortedSet;
import org.gradle.api.NonNullApi;

import java.io.File;
import java.util.List;

@NonNullApi
public interface HeaderDependenciesCollector {
    HeaderDependenciesCollector NOOP = new HeaderDependenciesCollector() {
        @Override
        public ImmutableSortedSet<File> collectHeaderDependencies(String taskPath, List<File> includeRoots, IncrementalCompilation incrementalCompilation) {
            return ImmutableSortedSet.of();
        }

        @Override
        public ImmutableSortedSet<File> collectExistingHeaderDependencies(String taskPath, List<File> includeRoots, IncrementalCompilation incrementalCompilation) {
            return ImmutableSortedSet.of();
        }
    };

    ImmutableSortedSet<File> collectHeaderDependencies(String taskPath, List<File> includeRoots, IncrementalCompilation incrementalCompilation);

    ImmutableSortedSet<File> collectExistingHeaderDependencies(String taskPath, List<File> includeRoots, IncrementalCompilation incrementalCompilation);
}
