LineNumbers displaying on Issue #15

pom.xml

@@ -36,6 +36,11 @@
 			<!-- mandatory scope -->
 			<scope>provided</scope>
 		</dependency>
+		<dependency>
+			<groupId>org.sonarsource.analyzer-commons</groupId>
+			 <artifactId>sonar-xml-parsing</artifactId>
+			 <version>1.12.0.632</version>
+		</dependency>
 		<dependency>
 			<groupId>org.jdom</groupId>
 			<artifactId>jdom2</artifactId>

src/main/java/com/mulesoft/services/tools/sonarqube/rule/MuleRulesDefinition.java

@@ -36,6 +36,7 @@ public interface PARAMS {
 		String CATEGORY = "category";
 		String SCOPE = "scope";
 		String XPATH = "xpath-expression";
+		String XPATH_LOCATION_HINT = "xpath-location-hint";
 	}
 
 	@Override
@@ -97,8 +98,13 @@ private void addRuleTemplate(NewRepository repository, String language) {
 				.setType(RuleParamType.STRING);
 		x1Rule.createParam(PARAMS.XPATH).setDescription(prop.getProperty("rule.template.parameter.xpath"))
 				.setType(RuleParamType.STRING);
+		x1Rule.createParam(PARAMS.XPATH_LOCATION_HINT).setDescription(prop.getProperty("rule.template.parameter.xpathlocationhint"))
+		.setType(RuleParamType.STRING);
 		x1Rule.createParam(PARAMS.SCOPE).setDescription(prop.getProperty("rule.template.parameter.scope"))
 				.setType(RuleParamType.STRING);
+
+		logger.info("addRuleTemplate x1Rule="+x1Rule);
+
 	}
 
 	private void addRule(NewRepository repository, Ruleset ruleset,
@@ -113,6 +119,8 @@ private void addRule(NewRepository repository, Ruleset ruleset,
 		x1Rule.addTags(language);
 		x1Rule.createParam(PARAMS.CATEGORY).setDefaultValue(ruleset.getCategory()).setType(RuleParamType.STRING);
 		x1Rule.createParam(PARAMS.XPATH).setDefaultValue(rule.getValue()).setType(RuleParamType.STRING);
+		logger.info("LocationHint="+rule.getLocationHint()+" for "+rule.getName());
+		x1Rule.createParam(PARAMS.XPATH_LOCATION_HINT).setDefaultValue(rule.getLocationHint()).setType(RuleParamType.STRING);
 		if (rule.getApplies() != null) {
 			x1Rule.createParam(PARAMS.SCOPE).setDefaultValue(rule.getApplies()).setType(RuleParamType.STRING);
 		}

src/main/java/com/mulesoft/services/tools/sonarqube/rule/scope/ApplicationStrategyScope.java

@@ -37,7 +37,7 @@ public void validate(XPathProcessor xpathValidator, Map<RuleKey, List<NewIssue>>
 			String ruleId = rule.ruleKey().toString();
 			boolean valid = xpathValidator.processXPath(rule.param(MuleRulesDefinition.PARAMS.XPATH).trim(),
 					rootElement, Boolean.class).booleanValue();
-			logger.info("Validation Result: " + valid + " : File: " + t.filename() + " :Rule:" + rule.ruleKey());
+			logger.info("Validation Result: " + valid + " : File: " + t.filename() + " :Rule:" + rule.ruleKey()+" internalKey="+rule.internalKey());
 			if (!valid && !valids.contains(ruleId) && !issues.containsKey(rule.ruleKey())) {
 				NewIssue newIssue = context.newIssue().forRule(rule.ruleKey());
 				NewIssueLocation primaryLocation = newIssue.newLocation().on(t);

src/main/java/com/mulesoft/services/tools/sonarqube/rule/scope/FileStrategyScope.java

@@ -9,6 +9,11 @@
 import org.jdom2.Element;
 import org.jdom2.JDOMException;
 import org.jdom2.input.SAXBuilder;
+
+import javax.xml.xpath.XPathConstants;
+import javax.xml.xpath.XPathExpressionException;
+import javax.xml.xpath.XPathFactory;
+
 import org.sonar.api.batch.fs.InputFile;
 import org.sonar.api.batch.rule.ActiveRule;
 import org.sonar.api.batch.sensor.SensorContext;
@@ -18,6 +23,10 @@
 import org.sonar.api.utils.log.Logger;
 import org.sonar.api.utils.log.Loggers;
 
+import org.sonarsource.analyzer.commons.xml.XmlFile;
+import org.sonarsource.analyzer.commons.xml.XmlTextRange;
+import org.w3c.dom.Node;
+
 import com.mulesoft.services.tools.sonarqube.rule.MuleRulesDefinition;
 import com.mulesoft.services.xpath.XPathProcessor;
 
@@ -35,8 +44,44 @@ public void validate(XPathProcessor xpathValidator, Map<RuleKey, List<NewIssue>>
 					rootElement, Boolean.class).booleanValue();
 			logger.info("Validation Result: " + valid + " : File: " + t.filename() + " :Rule:" + rule.ruleKey());
 			if (!valid) {
+
+				XmlTextRange textRange;
+				try {
+					// see org.sonarsource.analyzer.commons.xml.checks.SonarXmlCheck.reportIssue(Node, String)
+					SonarXmlCheckHelper tempSonarXmlCheckHelper = new SonarXmlCheckHelper();
+					XmlFile xmlFile = XmlFile.create(t);
+					tempSonarXmlCheckHelper.scanFile(context, rule.ruleKey(), xmlFile); // just to fill the properties
+					String locationFindingXPath = rule.param(MuleRulesDefinition.PARAMS.XPATH_LOCATION_HINT).trim();
+					if (locationFindingXPath == null || locationFindingXPath.length()==0) {
+						logger.info("No locationFindingXPath:params="+rule.params());
+						textRange = null;
+					} else {
+						Node locationElement = (Node)XPathFactory.newInstance().newXPath().compile(locationFindingXPath).evaluate(xmlFile.getDocument().getFirstChild(),  XPathConstants.NODE);
+						if (locationElement == null) {
+							textRange= null;
+							logger.warn("Did not find node for "+locationFindingXPath);
+						} else {
+						    textRange = XmlFile.nodeLocation(locationElement);
+							logger.info("Found textRange="+textRange);
+						}
+					}
+				} catch (RuntimeException | XPathExpressionException e) {
+					logger.error("Ignore",e);
+					textRange= null;
+				}
+
 				NewIssue newIssue = context.newIssue().forRule(rule.ruleKey());
-				NewIssueLocation primaryLocation = newIssue.newLocation().on(t);
+				NewIssueLocation primaryLocation;
+				if (textRange == null) {
+					primaryLocation = newIssue.newLocation().on(t);
+				} else {
+					primaryLocation = newIssue.newLocation().on(t) .at(t.newRange(
+							textRange.getStartLine(),
+							textRange.getStartColumn(),
+							textRange.getEndLine(),
+							textRange.getEndColumn()));
+				}
+
 				newIssue.at(primaryLocation);
 				addIssue(issues, rule, newIssue);
 			}

src/main/java/com/mulesoft/services/tools/sonarqube/rule/scope/SonarXmlCheckHelper.java

@@ -0,0 +1,19 @@
+package com.mulesoft.services.tools.sonarqube.rule.scope;
+
+import org.sonarsource.analyzer.commons.xml.XmlFile;
+import org.sonarsource.analyzer.commons.xml.checks.SonarXmlCheck;
+
+/**
+ * 
+ */
+public class SonarXmlCheckHelper extends SonarXmlCheck {
+
+	/**
+	 * 
+	 */
+	@Override
+	public void scanFile(XmlFile aFile) {
+		// nothing to do
+	}
+
+}

src/main/java/com/mulesoft/services/tools/validation/rules/Rule.java

@@ -99,6 +99,8 @@ public class Rule {
     protected String applies;
     @XmlAttribute(name = "type")
     protected String type;
+    @XmlAttribute(name = "locationHint")
+	private String locationHint;
 
     /**
      * Gets the value of the value property.
@@ -269,4 +271,18 @@ public void setType(String value) {
         this.type = value;
     }
 
+	/**
+	 * 
+	 */
+	public String getLocationHint() {
+		return locationHint;
+	}
+
+	/**
+	 * @see #locationHint
+	 */
+	public void setLocationHint(String aLocationHint) {
+		locationHint = aLocationHint;
+	}
+
 }

src/main/resources/mule3.properties

@@ -19,6 +19,7 @@ rule.template.name=Track issues on Mule 3
 rule.template.description=Rule Template for mule 3
 rule.template.parameter.scope=The scope of the rules. It should either file or application
 rule.template.parameter.xpath=XPath expression to be evaluated
+rule.template.parameter.xpathlocationhint=XPath expression to find the node
 rule.template.parameter.category=Category of the rule
 
 

src/main/resources/mule4.properties

@@ -19,6 +19,7 @@ rule.template.name=Track issues on Mule 4
 rule.template.description=Rule Template for mule 4
 rule.template.parameter.scope=The scope of the rules. It should either file or application
 rule.template.parameter.xpath=XPath expression to be evaluated
+rule.template.parameter.xpathlocationhint=XPath expression to find the node
 rule.template.parameter.category=Category of the rule
 
 

src/test/resources/rules-3.xml

@@ -140,15 +140,17 @@
 		</rule>
 		<rule id="10" name="HTTP Listener should use HTTPS protocol"
 			description="HTTP Listener should use HTTPS protocol"
-			severity="MAJOR" type="vulnerability">
+			severity="MAJOR" type="vulnerability"
+			locationHint="//*[local-name()='listener-config']">
 			count(//mule:mule/http:listener-config)=0
 			or
 			//mule:mule/http:listener-config/@protocol='HTTPS'
 		</rule>
 		<rule id="11"
 			name="HTTP Listener should use a specific port property"
 			description="HTTP Listener should use a specific port property"
-			severity="MAJOR" type="code_smell">
+			severity="MAJOR" type="code_smell"
+			locationHint="//*[local-name()='listener-config']">
 			count(//mule:mule/http:listener-config)=0
 			or
 			//mule:mule/http:listener-config/@port='${https.port}' or

src/test/resources/rules-4.xml

@@ -97,15 +97,17 @@
 		</rule>
 		<rule id="7" name="HTTP Listener should use HTTPS protocol"
 			description="HTTP Listener should use HTTPS protocol"
-			severity="MAJOR" type="vulnerability">
+			severity="MAJOR" type="vulnerability"
+			locationHint="//*[local-name()='listener-config']">
 			count(//mule:mule/http:listener-config)=0
 			or
 			//mule:mule/http:listener-config/http:listener-connection/@protocol='HTTPS'
 		</rule>
 		<rule id="8"
 			name="HTTP Listener should use a specific port property"
 			description="HTTP Listener should use a specific port property"
-			severity="MAJOR" type="code_smell">
+			severity="MAJOR" type="code_smell"
+			locationHint="//*[local-name()='listener-config']">
 			count(//mule:mule/http:listener-config)=0
 			or
 			//mule:mule/http:listener-config/http:listener-connection/@port='${https.port}'