001/*
002 * JDrupes Builder
003 * Copyright (C) 2025 Michael N. Lipp
004 * 
005 * This program is free software: you can redistribute it and/or modify
006 * it under the terms of the GNU Affero General Public License as
007 * published by the Free Software Foundation, either version 3 of the
008 * License, or (at your option) any later version.
009 *
010 * This program is distributed in the hope that it will be useful,
011 * but WITHOUT ANY WARRANTY; without even the implied warranty of
012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
013 * GNU Affero General Public License for more details.
014 *
015 * You should have received a copy of the GNU Affero General Public License
016 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
017 */
018
019package org.jdrupes.builder.api;
020
021import java.util.stream.Stream;
022
023/// Defines the methods provided by a launcher.
024///
025public interface Launcher {
026
027    /// Provide the requested resources from the given projects.
028    ///
029    /// @param <T> the requested type
030    /// @param projects the projects
031    /// @param requested the request
032    /// @return the results
033    ///
034    <T extends Resource> Stream<T> resources(Stream<Project> projects,
035            ResourceRequest<T> requested);
036
037    /// Return the root project.
038    ///
039    /// @return the root project
040    ///
041    RootProject rootProject();
042}