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/*
 * Copyright 2016 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.file;

import org.gradle.api.file.FileCollection;
import org.gradle.api.internal.file.collections.MinimalFileSet;
import org.gradle.api.tasks.TaskDependency;

import java.io.File;
import java.util.Collection;

public interface FileCollectionFactory {
    /**
     * Creates a {@link FileCollection} with the given contents.
     *
     * The collection is live, so that the contents are queried as required on query of the collection.
     */
    FileCollection create(MinimalFileSet contents);

    /**
     * Creates a {@link FileCollection} with the given contents, and built by the given tasks.
     *
     * The collection is live, so that the contents are queried as required on query of the collection.
     */
    FileCollection create(TaskDependency builtBy, MinimalFileSet contents);

    /**
     * Creates an empty {@link FileCollection}
     */
    FileCollection empty(String displayName);

    /**
     * Creates a {@link FileCollection} with the given files as content.
     */
    FileCollection fixed(String displayName, File... files);

    /**
     * Creates a {@link FileCollection} with the given files as content.
     *
     * The collection is not live. The provided {@link Iterable} is queried on construction and discarded.
     */
    FileCollection fixed(String displayName, Collection files);
}