001/* 002 * SonarQube 003 * Copyright (C) 2009-2017 SonarSource SA 004 * mailto:info AT sonarsource DOT com 005 * 006 * This program is free software; you can redistribute it and/or 007 * modify it under the terms of the GNU Lesser General Public 008 * License as published by the Free Software Foundation; either 009 * version 3 of the License, or (at your option) any later version. 010 * 011 * This program is distributed in the hope that it will be useful, 012 * but WITHOUT ANY WARRANTY; without even the implied warranty of 013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 014 * Lesser General Public License for more details. 015 * 016 * You should have received a copy of the GNU Lesser General Public License 017 * along with this program; if not, write to the Free Software Foundation, 018 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. 019 */ 020package org.sonar.api.config; 021 022import com.google.common.collect.ImmutableMap; 023import java.util.HashMap; 024import java.util.Map; 025import java.util.Optional; 026 027/** 028 * In-memory map-based implementation of {@link Settings}. It must be used 029 * <b>only for unit tests</b>. This is not the implementation 030 * deployed at runtime, so non-test code must never cast 031 * {@link Settings} to {@link MapSettings}. 032 * 033 * @since 6.1 034 */ 035public class MapSettings extends Settings { 036 037 private final Map<String, String> props = new HashMap<>(); 038 039 public MapSettings() { 040 super(new PropertyDefinitions(), new Encryption(null)); 041 } 042 043 public MapSettings(PropertyDefinitions definitions) { 044 super(definitions, new Encryption(null)); 045 } 046 047 @Override 048 protected Optional<String> get(String key) { 049 return Optional.ofNullable(props.get(key)); 050 } 051 052 @Override 053 protected void set(String key, String value) { 054 props.put(key, value); 055 } 056 057 @Override 058 protected void remove(String key) { 059 props.remove(key); 060 } 061 062 @Override 063 public Map<String, String> getProperties() { 064 return ImmutableMap.copyOf(props); 065 } 066 067 /** 068 * Delete all properties 069 */ 070 public MapSettings clear() { 071 props.clear(); 072 return this; 073 } 074}