001 /* 002 * Sonar, open source software quality management tool. 003 * Copyright (C) 2008-2011 SonarSource 004 * mailto:contact AT sonarsource DOT com 005 * 006 * Sonar 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 * Sonar 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 017 * License along with Sonar; if not, write to the Free Software 018 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02 019 */ 020 package org.sonar.server.configuration; 021 022 import com.google.common.collect.Lists; 023 import com.thoughtworks.xstream.XStream; 024 import com.thoughtworks.xstream.converters.Converter; 025 import com.thoughtworks.xstream.converters.MarshallingContext; 026 import com.thoughtworks.xstream.converters.UnmarshallingContext; 027 import com.thoughtworks.xstream.io.HierarchicalStreamReader; 028 import com.thoughtworks.xstream.io.HierarchicalStreamWriter; 029 import org.apache.commons.collections.CollectionUtils; 030 import org.slf4j.LoggerFactory; 031 import org.sonar.api.database.DatabaseSession; 032 import org.sonar.api.rules.Rule; 033 import org.sonar.api.rules.RuleParam; 034 import org.sonar.api.rules.RulePriority; 035 import org.sonar.jpa.dao.RulesDao; 036 037 import java.util.*; 038 039 public class RulesBackup implements Backupable { 040 private Collection<Rule> rules; 041 private RulesDao rulesDao; 042 private DatabaseSession session; 043 044 public RulesBackup(DatabaseSession session) { 045 this.rulesDao = new RulesDao(session); 046 this.session = session; 047 } 048 049 /** 050 * For tests. 051 */ 052 RulesBackup(Collection<Rule> rules) { 053 this.rules = rules; 054 } 055 056 public void exportXml(SonarConfig sonarConfig) { 057 if (rules == null) { 058 rules = getUserRules(); 059 } 060 sonarConfig.setRules(rules); 061 } 062 063 public void importXml(SonarConfig sonarConfig) { 064 disableUserRules(); 065 if (CollectionUtils.isNotEmpty(sonarConfig.getRules())) { 066 registerUserRules(sonarConfig.getRules()); 067 } 068 } 069 070 private List<Rule> getUserRules() { 071 List<Rule> userRules = Lists.newArrayList(); 072 for (Rule rule : rulesDao.getRules()) { 073 if (rule.getParent() != null) { 074 userRules.add(rule); 075 } 076 } 077 return userRules; 078 } 079 080 private void disableUserRules() { 081 for (Rule rule : getUserRules()) { 082 rule.setEnabled(false); 083 session.save(rule); 084 } 085 } 086 087 private void registerUserRules(Collection<Rule> rules) { 088 for (Rule rule : rules) { 089 Rule parent = rule.getParent(); 090 Rule matchingParentRuleInDb = rulesDao.getRuleByKey(parent.getRepositoryKey(), parent.getKey()); 091 if (matchingParentRuleInDb == null) { 092 LoggerFactory.getLogger(getClass()).error("Unable to find parent rule " + parent.getRepositoryKey() + ":" + parent.getKey()); 093 continue; 094 } 095 096 for (Iterator<RuleParam> irp = rule.getParams().iterator(); irp.hasNext();) { 097 RuleParam param = irp.next(); 098 RuleParam matchingRPInDb = rulesDao.getRuleParam(matchingParentRuleInDb, param.getKey()); 099 if (matchingRPInDb == null) { 100 LoggerFactory.getLogger(getClass()).error("Unable to find rule parameter in parent " + param.getKey()); 101 irp.remove(); 102 } 103 } 104 105 rule.setParent(matchingParentRuleInDb); 106 Rule matchingRuleInDb = session.getSingleResult(Rule.class, 107 "pluginName", rule.getRepositoryKey(), 108 "key", rule.getKey()); 109 if (matchingRuleInDb != null) { 110 // merge 111 matchingRuleInDb.setParent(matchingParentRuleInDb); 112 matchingRuleInDb.setConfigKey(rule.getConfigKey()); 113 matchingRuleInDb.setName(rule.getName()); 114 matchingRuleInDb.setDescription(rule.getDescription()); 115 matchingRuleInDb.setSeverity(rule.getSeverity()); 116 matchingRuleInDb.setParams(rule.getParams()); 117 matchingRuleInDb.setEnabled(true); 118 session.save(matchingRuleInDb); 119 } else { 120 rule.setEnabled(true); 121 session.save(rule); 122 } 123 } 124 } 125 126 public void configure(XStream xStream) { 127 xStream.alias("rule", Rule.class); 128 xStream.registerConverter(new Converter() { 129 public void marshal(Object source, HierarchicalStreamWriter writer, MarshallingContext context) { 130 Rule rule = (Rule) source; 131 writeNode(writer, "parentRepositoryKey", rule.getParent().getRepositoryKey()); 132 writeNode(writer, "parentKey", rule.getParent().getKey()); 133 writeNode(writer, "repositoryKey", rule.getRepositoryKey()); 134 writeNode(writer, "key", rule.getKey()); 135 writeNode(writer, "configKey", rule.getConfigKey()); 136 writeNode(writer, "level", rule.getSeverity().name()); 137 writeNode(writer, "name", rule.getName()); 138 writeNode(writer, "description", rule.getDescription()); 139 140 if (!rule.getParams().isEmpty()) { 141 writer.startNode("params"); 142 for (RuleParam ruleParam : rule.getParams()) { 143 writer.startNode("param"); 144 writeNode(writer, "key", ruleParam.getKey()); 145 writeNode(writer, "value", ruleParam.getDefaultValue()); 146 writer.endNode(); 147 } 148 writer.endNode(); 149 } 150 } 151 152 public Object unmarshal(HierarchicalStreamReader reader, UnmarshallingContext context) { 153 Rule rule = Rule.create(); 154 155 Map<String, String> valuesRule = new HashMap<String, String>(); 156 while (reader.hasMoreChildren()) { 157 reader.moveDown(); 158 valuesRule.put(reader.getNodeName(), reader.getValue()); 159 if ("params".equals(reader.getNodeName())) { 160 while (reader.hasMoreChildren()) { 161 reader.moveDown(); 162 Map<String, String> valuesParam = readNode(reader); 163 rule.createParameter() 164 .setKey(valuesParam.get("key")) 165 .setDefaultValue(valuesParam.get("value")); 166 reader.moveUp(); 167 } 168 } 169 reader.moveUp(); 170 } 171 172 Rule parent = Rule.create() 173 .setRepositoryKey(valuesRule.get("parentRepositoryKey")) 174 .setKey(valuesRule.get("parentKey")); 175 rule.setParent(parent) 176 .setRepositoryKey(valuesRule.get("repositoryKey")) 177 .setKey(valuesRule.get("key")) 178 .setConfigKey(valuesRule.get("configKey")) 179 .setName(valuesRule.get("name")) 180 .setDescription(valuesRule.get("description")) 181 .setSeverity(RulePriority.valueOf(valuesRule.get("level"))); 182 return rule; 183 } 184 185 public boolean canConvert(Class type) { 186 return Rule.class.equals(type); 187 } 188 }); 189 } 190 191 private void writeNode(HierarchicalStreamWriter writer, String name, String value) { 192 writer.startNode(name); 193 writer.setValue(value); 194 writer.endNode(); 195 } 196 197 private Map<String, String> readNode(HierarchicalStreamReader reader) { 198 Map<String, String> values = new HashMap<String, String>(); 199 while (reader.hasMoreChildren()) { 200 reader.moveDown(); 201 values.put(reader.getNodeName(), reader.getValue()); 202 reader.moveUp(); 203 } 204 return values; 205 } 206 }