3 * Copyright (C) 2009-2019 SonarSource SA
4 * mailto:info AT sonarsource DOT com
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 3 of the License, or (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public License
17 * along with this program; if not, write to the Free Software Foundation,
18 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
20 package org.sonar.server.platform.db.migration.engine;
22 import org.picocontainer.ComponentAdapter;
23 import org.picocontainer.ComponentMonitor;
24 import org.picocontainer.DefaultPicoContainer;
25 import org.picocontainer.MutablePicoContainer;
26 import org.picocontainer.behaviors.OptInCaching;
27 import org.picocontainer.lifecycle.ReflectionLifecycleStrategy;
28 import org.picocontainer.monitors.NullComponentMonitor;
29 import org.sonar.api.config.PropertyDefinitions;
30 import org.sonar.core.platform.ComponentContainer;
31 import org.sonar.core.platform.StopSafeReflectionLifecycleStrategy;
33 import static java.util.Objects.requireNonNull;
35 public class MigrationContainerImpl extends ComponentContainer implements MigrationContainer {
37 public MigrationContainerImpl(ComponentContainer parent, MigrationContainerPopulator populator) {
38 super(createContainer(requireNonNull(parent)), parent.getComponentByType(PropertyDefinitions.class));
40 populateContainer(requireNonNull(populator));
44 private void populateContainer(MigrationContainerPopulator populator) {
45 populator.populateContainer(this);
49 * Creates a PicContainer which extends the specified ComponentContainer <strong>but is not referenced in return</strong>.
51 private static MutablePicoContainer createContainer(ComponentContainer parent) {
52 ComponentMonitor componentMonitor = new NullComponentMonitor();
53 ReflectionLifecycleStrategy lifecycleStrategy = new StopSafeReflectionLifecycleStrategy(componentMonitor) {
55 public boolean isLazy(ComponentAdapter<?> adapter) {
59 return new DefaultPicoContainer(new OptInCaching(), lifecycleStrategy, parent.getPicoContainer(), componentMonitor);
63 public void cleanup() {
68 public String toString() {
69 return "MigrationContainerImpl";