Metadata Integration

.gitignore

@@ -1,2 +1,6 @@
 */bin/
 */target/
+.idea/
+*.iml
+*.prefs
+.checkstyle

net.sf.eclipsecs.checkstyle/.classpath

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <classpath>
-	<classpathentry exported="true" kind="lib" path="checkstyle-8.34-all.jar" sourcepath="checkstyle-checkstyle-8.34.zip"/>
+	<classpathentry exported="true" kind="lib" path="checkstyle-8.35-all.jar" sourcepath="checkstyle-checkstyle-8.34.zip"/>
 	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8">
 		<attributes>
 			<attribute name="maven.pomderived" value="true"/>

net.sf.eclipsecs.checkstyle/META-INF/MANIFEST.MF

@@ -46,5 +46,5 @@ Export-Package: .,
  com.puppycrawl.tools.checkstyle.utils,
  org.apache.commons.beanutils;version="8.34.0"
 Bundle-ClassPath: .,
- checkstyle-8.34-all.jar
+ checkstyle-8.35-all.jar
 Automatic-Module-Name: net.sf.eclipsecs.checkstyle

net.sf.eclipsecs.checkstyle/build.properties

@@ -1,6 +1,6 @@
 bin.includes = META-INF/,\
                .,\
                license/,\
-               checkstyle-8.34-all.jar
+               checkstyle-8.35-all.jar
 jars.compile.order = .
 source.. = metadata/

net.sf.eclipsecs.checkstyle/metadata/com/puppycrawl/tools/checkstyle/checks/naming/checkstyle-metadata.xml

@@ -166,7 +166,8 @@
             </property-metadata>
             <property-metadata name="accessModifiers" datatype="SingleSelect" default-value="PUBLIC,PROTECTED,PACKAGE,PRIVATE">
                 <description>%ParameterName.accessModifiers</description>
-                <enumeration option-provider="com.puppycrawl.tools.checkstyle.checks.naming.AccessModifier"/>
+                <enumeration
+                        option-provider="com.puppycrawl.tools.checkstyle.checks.naming.AccessModifierOption"/>
             </property-metadata>
             <message-key key="name.invalidPattern"/>
         </rule-metadata>

net.sf.eclipsecs.checkstyle/pom.xml

@@ -11,7 +11,7 @@
     <name>Checkstyle Core Library Plugin</name>
 
     <properties>
-        <checkstyle.version>8.34</checkstyle.version>
+        <checkstyle.version>8.35</checkstyle.version>
     </properties>
     <build>
         <plugins>
@@ -87,4 +87,4 @@
             </plugin>
         </plugins>
     </build>
-</project>
+</project>

net.sf.eclipsecs.core/.classpath

@@ -4,5 +4,7 @@
 	<classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins"/>
 	<classpathentry kind="src" path="src"/>
 	<classpathentry exported="true" kind="lib" path="lib/dom4j-2.1.3.jar"/>
+	<classpathentry exported="true" kind="lib" path="lib/metadata-gen-1.0-SNAPSHOT.jar"/>
+	<classpathentry exported="true" kind="lib" path="lib/reflections-0.9.10.jar"/>
 	<classpathentry kind="output" path="target/classes"/>
 </classpath>

net.sf.eclipsecs.core/META-INF/MANIFEST.MF

@@ -5,7 +5,9 @@ Bundle-SymbolicName: net.sf.eclipsecs.core;singleton:=true
 Bundle-Version: 8.34.0.qualifier
 Bundle-RequiredExecutionEnvironment: JavaSE-1.8
 Bundle-ClassPath: .,
- lib/dom4j-2.1.3.jar
+ lib/dom4j-2.1.3.jar,
+ lib/metadata-gen-1.0-SNAPSHOT.jar,
+ lib/reflections-0.9.10.jar
 Bundle-Activator: net.sf.eclipsecs.core.CheckstylePlugin
 Bundle-ActivationPolicy: lazy
 Bundle-Vendor: Eclipse Checkstyle Project

net.sf.eclipsecs.core/build.properties

@@ -7,6 +7,8 @@ bin.includes = .,\
                plugin.xml,\
                schema/,\
                core.properties,\
-               lib/dom4j-2.1.3.jar
+               lib/dom4j-2.1.3.jar, \
+               lib/metadata-gen-1.0-SNAPSHOT.jar, \
+               lib/reflections-0.9.10.jar
 source.. = src/
 

net.sf.eclipsecs.core/src/net/sf/eclipsecs/core/config/meta/CheckUtil.java

@@ -0,0 +1,84 @@
+package net.sf.eclipsecs.core.config.meta;
+
+import java.util.Set;
+
+import com.puppycrawl.tools.checkstyle.PackageNamesLoader;
+import com.puppycrawl.tools.checkstyle.PackageObjectFactory;
+import com.puppycrawl.tools.checkstyle.api.AbstractCheck;
+import com.puppycrawl.tools.checkstyle.api.CheckstyleException;
+import com.puppycrawl.tools.checkstyle.checks.javadoc.AbstractJavadocCheck;
+import com.puppycrawl.tools.checkstyle.utils.JavadocUtil;
+import com.puppycrawl.tools.checkstyle.utils.TokenUtil;
+
+import net.sf.eclipsecs.core.CheckstylePlugin;
+
+public final class CheckUtil {
+    private CheckUtil() {
+    }
+
+    public static Object getCheck(String checkName) {
+        final ClassLoader classLoader = CheckstylePlugin.getDefault()
+                .getAddonExtensionClassLoader();
+        try {
+            final Set<String> packageNames = PackageNamesLoader.getPackageNames(classLoader);
+            return new PackageObjectFactory(packageNames, classLoader)
+                    .createModule(checkName);
+        }
+        catch (CheckstyleException ex) {
+            throw new IllegalStateException("exception occured during load of " + checkName, ex);
+        }
+    }
+
+    public static String getAcceptableTokens(String checkName) {
+        final Object checkResult = getCheck(checkName);
+        String result = null;
+        if (AbstractJavadocCheck.class.isAssignableFrom(checkResult.getClass())) {
+            final AbstractJavadocCheck javadocCheck = (AbstractJavadocCheck) checkResult;
+            result = getTokenText(true, javadocCheck.getAcceptableJavadocTokens(),
+                    javadocCheck.getRequiredJavadocTokens());
+        }
+        else if (AbstractCheck.class.isAssignableFrom(checkResult.getClass())) {
+            final AbstractCheck check = (AbstractCheck) checkResult;
+            result = getTokenText(false, check.getAcceptableTokens(),
+                    check.getRequiredTokens());
+        }
+        return result;
+    }
+
+    public static String getTokenText(boolean isJavadocCheck, int[] tokens, int... requiredTokens) {
+        final StringBuilder result = new StringBuilder();
+        boolean first = true;
+
+        for (int token : tokens) {
+            boolean found = false;
+
+            for (int subtraction : requiredTokens) {
+                if (subtraction == token) {
+                    found = true;
+                    break;
+                }
+            }
+
+            if (found) {
+                continue;
+            }
+
+            if (first) {
+                first = false;
+            }
+            else {
+                result.append(',');
+            }
+
+            if (isJavadocCheck) {
+                result.append(JavadocUtil.getTokenName(token));
+            }
+            else {
+                result.append(TokenUtil.getTokenName(token));
+            }
+        }
+
+        return result.toString();
+    }
+}
+