1 package org.eclipse.aether.impl; 2 3 /* 4 * Licensed to the Apache Software Foundation (ASF) under one 5 * or more contributor license agreements. See the NOTICE file 6 * distributed with this work for additional information 7 * regarding copyright ownership. The ASF licenses this file 8 * to you under the Apache License, Version 2.0 (the 9 * "License"); you may not use this file except in compliance 10 * with the License. You may obtain a copy of the License at 11 * 12 * http://www.apache.org/licenses/LICENSE-2.0 13 * 14 * Unless required by applicable law or agreed to in writing, 15 * software distributed under the License is distributed on an 16 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 17 * KIND, either express or implied. See the License for the 18 * specific language governing permissions and limitations 19 * under the License. 20 */ 21 22 import org.eclipse.aether.RepositorySystemSession; 23 import org.eclipse.aether.deployment.DeployRequest; 24 import org.eclipse.aether.installation.InstallRequest; 25 26 /** 27 * A factory to create metadata generators. Metadata generators can contribute additional metadata during the 28 * installation/deployment of artifacts. 29 * 30 * @provisional This type is provisional and can be changed, moved or removed without prior notice. 31 */ 32 public interface MetadataGeneratorFactory 33 { 34 35 /** 36 * Creates a new metadata generator for the specified install request. 37 * 38 * @param session The repository system session from which to configure the generator, must not be {@code null}. 39 * @param request The install request the metadata generator is used for, must not be {@code null}. 40 * @return The metadata generator for the request or {@code null} if none. 41 */ 42 MetadataGenerator newInstance( RepositorySystemSession session, InstallRequest request ); 43 44 /** 45 * Creates a new metadata generator for the specified deploy request. 46 * 47 * @param session The repository system session from which to configure the generator, must not be {@code null}. 48 * @param request The deploy request the metadata generator is used for, must not be {@code null}. 49 * @return The metadata generator for the request or {@code null} if none. 50 */ 51 MetadataGenerator newInstance( RepositorySystemSession session, DeployRequest request ); 52 53 /** 54 * The priority of this factory. Factories with higher priority are invoked before those with lower priority. 55 * 56 * @return The priority of this factory. 57 */ 58 float getPriority(); 59 60 }