[java] Update rule NonCaseLabelInSwitchStatement

.ci/files/all-java.xml

@@ -237,7 +237,7 @@
     <rule ref="category/java/errorprone.xml/MissingSerialVersionUID"/>
     <!-- <rule ref="category/java/errorprone.xml/MissingStaticMethodInNonInstantiatableClass"/> -->
     <!-- <rule ref="category/java/errorprone.xml/MoreThanOneLogger"/> -->
-    <!-- <rule ref="category/java/errorprone.xml/NonCaseLabelInSwitchStatement"/> -->
+    <rule ref="category/java/errorprone.xml/NonCaseLabelInSwitchStatement"/>
     <rule ref="category/java/errorprone.xml/NonStaticInitializer"/>
     <!-- <rule ref="category/java/errorprone.xml/NullAssignment"/> -->
     <!-- <rule ref="category/java/errorprone.xml/OverrideBothEqualsAndHashcode"/> -->

pmd-java/src/main/resources/category/java/errorprone.xml

@@ -2428,12 +2428,12 @@ public class Foo {
           externalInfoUrl="${pmd.website.baseurl}/pmd_rules_java_errorprone.html#noncaselabelinswitchstatement">
         <description>
 A non-case label (e.g. a named break/continue label) was present in a switch statement.
-This legal, but confusing. It is easy to mix up the case labels and the non-case labels.
+This is legal, but confusing. It is easy to mix up the case labels and the non-case labels.
         </description>
         <priority>3</priority>
         <properties>
             <property name="xpath">
-                <value>//SwitchStatement//BlockStatement/Statement/LabeledStatement</value>
+                <value>//SwitchStatement//LabeledStatement</value>
             </property>
         </properties>
         <example>

pmd-java/src/test/java/net/sourceforge/pmd/lang/java/rule/errorprone/NonCaseLabelInSwitchStatementTest.java

@@ -6,7 +6,6 @@ package net.sourceforge.pmd.lang.java.rule.errorprone;
 
 import net.sourceforge.pmd.testframework.PmdRuleTst;
 
-@org.junit.Ignore("Rule has not been updated yet")
 public class NonCaseLabelInSwitchStatementTest extends PmdRuleTst {
     // no additional unit tests
 }

pmd-java/src/test/resources/net/sourceforge/pmd/lang/java/rule/errorprone/xml/NonCaseLabelInSwitchStatement.xml

@@ -7,6 +7,7 @@
     <test-code>
         <description>label inside switch</description>
         <expected-problems>1</expected-problems>
+        <expected-linenumbers>6</expected-linenumbers>
         <code><![CDATA[
 public class Foo {
     void bar(int x) {