| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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.apache.maven.artifact.handler.manager; |
| |
| import javax.inject.Inject; |
| import javax.inject.Named; |
| import javax.inject.Singleton; |
| |
| import java.util.Map; |
| import java.util.concurrent.ConcurrentHashMap; |
| |
| import org.apache.maven.artifact.handler.ArtifactHandler; |
| import org.apache.maven.artifact.handler.DefaultArtifactHandler; |
| import org.apache.maven.eventspy.AbstractEventSpy; |
| import org.apache.maven.execution.ExecutionEvent; |
| |
| import static java.util.Objects.requireNonNull; |
| |
| /** |
| */ |
| @Named |
| @Singleton |
| public class LegacyArtifactHandlerManager extends AbstractEventSpy { |
| private final Map<String, ArtifactHandler> artifactHandlers; |
| |
| private final Map<String, ArtifactHandler> allHandlers = new ConcurrentHashMap<>(); |
| |
| @Inject |
| public LegacyArtifactHandlerManager(Map<String, ArtifactHandler> artifactHandlers) { |
| this.artifactHandlers = requireNonNull(artifactHandlers); |
| } |
| |
| @Override |
| public void onEvent(Object event) { |
| if (event instanceof ExecutionEvent) { |
| ExecutionEvent executionEvent = (ExecutionEvent) event; |
| if (executionEvent.getType() == ExecutionEvent.Type.SessionEnded) { |
| allHandlers.clear(); |
| } |
| } |
| } |
| |
| public ArtifactHandler getArtifactHandler(String type) { |
| requireNonNull(type, "null type"); |
| ArtifactHandler handler = allHandlers.get(type); |
| if (handler == null) { |
| handler = artifactHandlers.get(type); |
| if (handler == null) { |
| handler = new DefaultArtifactHandler(type); |
| } else { |
| allHandlers.put(type, handler); |
| } |
| } |
| return handler; |
| } |
| } |