/*
 * 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.api.internal.artifacts.ivyservice.ivyresolve;

import java.util.Collections;
import java.util.Set;

public interface RepositoryBlacklister {

    boolean isBlacklisted(String repositoryId);

    boolean blacklistRepository(String repositoryId, Throwable throwable);

    Set<String> getBlacklistedRepositories();

    enum NoOpBlacklister implements RepositoryBlacklister {
        INSTANCE;

        @Override
        public boolean isBlacklisted(String repositoryId) {
            return false;
        }

        @Override
        public boolean blacklistRepository(String repositoryId, Throwable throwable) {
            return false;
        }

        @Override
        public Set<String> getBlacklistedRepositories() {
            return Collections.emptySet();
        }
    }
}
