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/*
* SonarQube
* Copyright (C) 2009-2018 SonarSource SA
* mailto:info AT sonarsource DOT com
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package org.sonar.api.rules;
import com.google.common.base.Strings;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.Reader;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import javax.xml.stream.XMLInputFactory;
import javax.xml.stream.XMLStreamException;
import org.apache.commons.io.FileUtils;
import org.apache.commons.lang.StringUtils;
import org.codehaus.staxmate.SMInputFactory;
import org.codehaus.staxmate.in.SMHierarchicCursor;
import org.codehaus.staxmate.in.SMInputCursor;
import org.sonar.api.PropertyType;
import org.sonar.api.ce.ComputeEngineSide;
import org.sonar.api.server.ServerSide;
import org.sonar.api.utils.SonarException;
import org.sonar.check.Cardinality;
import static java.nio.charset.StandardCharsets.UTF_8;
/**
* @since 2.3
* @deprecated in 4.2. Replaced by org.sonar.api.server.rule.RulesDefinition and org.sonar.api.server.rule.RulesDefinitionXmlLoader
*/
@Deprecated
@ServerSide
@ComputeEngineSide
public final class XMLRuleParser {
private static final Map TYPE_MAP = typeMapWithDeprecatedValues();
public List parse(File file) {
try (Reader reader = new InputStreamReader(FileUtils.openInputStream(file), UTF_8)) {
return parse(reader);
} catch (IOException e) {
throw new SonarException("Fail to load the file: " + file, e);
}
}
/**
* Warning : the input stream is closed in this method
*/
public List parse(InputStream input) {
try (Reader reader = new InputStreamReader(input, UTF_8)) {
return parse(reader);
} catch (IOException e) {
throw new SonarException("Fail to load the xml stream", e);
}
}
public List parse(Reader reader) {
XMLInputFactory xmlFactory = XMLInputFactory.newInstance();
xmlFactory.setProperty(XMLInputFactory.IS_COALESCING, Boolean.TRUE);
xmlFactory.setProperty(XMLInputFactory.IS_NAMESPACE_AWARE, Boolean.FALSE);
// just so it won't try to load DTD in if there's DOCTYPE
xmlFactory.setProperty(XMLInputFactory.SUPPORT_DTD, Boolean.FALSE);
xmlFactory.setProperty(XMLInputFactory.IS_VALIDATING, Boolean.FALSE);
SMInputFactory inputFactory = new SMInputFactory(xmlFactory);
try {
SMHierarchicCursor rootC = inputFactory.rootElementCursor(reader);
rootC.advance(); //
List rules = new ArrayList<>();
SMInputCursor rulesC = rootC.childElementCursor("rule");
while (rulesC.getNext() != null) {
//
Rule rule = Rule.create();
rules.add(rule);
processRule(rule, rulesC);
}
return rules;
} catch (XMLStreamException e) {
throw new SonarException("XML is not valid", e);
}
}
private static void processRule(Rule rule, SMInputCursor ruleC) throws XMLStreamException {
/* BACKWARD COMPATIBILITY WITH DEPRECATED FORMAT */
String keyAttribute = ruleC.getAttrValue("key");
if (StringUtils.isNotBlank(keyAttribute)) {
rule.setKey(StringUtils.trim(keyAttribute));
}
/* BACKWARD COMPATIBILITY WITH DEPRECATED FORMAT */
String priorityAttribute = ruleC.getAttrValue("priority");
if (StringUtils.isNotBlank(priorityAttribute)) {
rule.setSeverity(RulePriority.valueOf(StringUtils.trim(priorityAttribute)));
}
List tags = new ArrayList<>();
SMInputCursor cursor = ruleC.childElementCursor();
while (cursor.getNext() != null) {
String nodeName = cursor.getLocalName();
if (StringUtils.equalsIgnoreCase("name", nodeName)) {
rule.setName(StringUtils.trim(cursor.collectDescendantText(false)));
} else if (StringUtils.equalsIgnoreCase("description", nodeName)) {
rule.setDescription(StringUtils.trim(cursor.collectDescendantText(false)));
} else if (StringUtils.equalsIgnoreCase("key", nodeName)) {
rule.setKey(StringUtils.trim(cursor.collectDescendantText(false)));
} else if (StringUtils.equalsIgnoreCase("configKey", nodeName)) {
rule.setConfigKey(StringUtils.trim(cursor.collectDescendantText(false)));
} else if (StringUtils.equalsIgnoreCase("priority", nodeName)) {
rule.setSeverity(RulePriority.valueOf(StringUtils.trim(cursor.collectDescendantText(false))));
} else if (StringUtils.equalsIgnoreCase("cardinality", nodeName)) {
rule.setCardinality(Cardinality.valueOf(StringUtils.trim(cursor.collectDescendantText(false))));
} else if (StringUtils.equalsIgnoreCase("status", nodeName)) {
rule.setStatus(StringUtils.trim(cursor.collectDescendantText(false)));
} else if (StringUtils.equalsIgnoreCase("param", nodeName)) {
processParameter(rule, cursor);
} else if (StringUtils.equalsIgnoreCase("tag", nodeName)) {
tags.add(StringUtils.trim(cursor.collectDescendantText(false)));
}
}
if (Strings.isNullOrEmpty(rule.getKey())) {
throw new SonarException("Node is missing in ");
}
rule.setTags(tags.toArray(new String[tags.size()]));
}
private static void processParameter(Rule rule, SMInputCursor ruleC) throws XMLStreamException {
RuleParam param = rule.createParameter();
String keyAttribute = ruleC.getAttrValue("key");
if (StringUtils.isNotBlank(keyAttribute)) {
/* BACKWARD COMPATIBILITY WITH DEPRECATED FORMAT */
param.setKey(StringUtils.trim(keyAttribute));
}
String typeAttribute = ruleC.getAttrValue("type");
if (StringUtils.isNotBlank(typeAttribute)) {
/* BACKWARD COMPATIBILITY WITH DEPRECATED FORMAT */
param.setType(type(StringUtils.trim(typeAttribute)));
}
SMInputCursor paramC = ruleC.childElementCursor();
while (paramC.getNext() != null) {
String propNodeName = paramC.getLocalName();
String propText = StringUtils.trim(paramC.collectDescendantText(false));
if (StringUtils.equalsIgnoreCase("key", propNodeName)) {
param.setKey(propText);
} else if (StringUtils.equalsIgnoreCase("description", propNodeName)) {
param.setDescription(propText);
} else if (StringUtils.equalsIgnoreCase("type", propNodeName)) {
param.setType(type(propText));
} else if (StringUtils.equalsIgnoreCase("defaultValue", propNodeName)) {
param.setDefaultValue(propText);
}
}
if (StringUtils.isEmpty(param.getKey())) {
throw new SonarException("Node is missing in ");
}
}
private static Map typeMapWithDeprecatedValues() {
Map map = new HashMap<>();
map.put("i", PropertyType.INTEGER.name());
map.put("s", PropertyType.STRING.name());
map.put("b", PropertyType.BOOLEAN.name());
map.put("r", PropertyType.REGULAR_EXPRESSION.name());
map.put("s{}", "s{}");
map.put("i{}", "i{}");
for (PropertyType propertyType : PropertyType.values()) {
map.put(propertyType.name(), propertyType.name());
}
return map;
}
static String type(String type) {
String validType = TYPE_MAP.get(type);
if (null != validType) {
return validType;
}
if (type.matches(".\\[.+\\]")) {
return type;
}
throw new SonarException("Invalid property type [" + type + "]");
}
}
