[maven-checkstyle-plugin] branch master updated: [MCHECKSTYLE-399] Upgrade Checkstyle to 8.41.1

[slachiewicz]

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slachiewicz pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/maven-checkstyle-plugin.git


The following commit(s) were added to refs/heads/master by this push:
     new 6d229a7  [MCHECKSTYLE-399] Upgrade Checkstyle to 8.41.1
6d229a7 is described below

commit 6d229a74b4a7eb2efc5fce287d932f6b5c250647
Author: Sylwester Lachiewicz <[hidden email]>
AuthorDate: Sun Dec 20 22:33:10 2020 +0100

    [MCHECKSTYLE-399] Upgrade Checkstyle to 8.41.1
---
 pom.xml                                            | 11 +--
 .../checkstyle/exec/DefaultCheckstyleExecutor.java | 80 ----------------------
 2 files changed, 2 insertions(+), 89 deletions(-)

diff --git a/pom.xml b/pom.xml
index 2231c4e..90dc78d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -66,7 +66,7 @@ under the License.
     <!-- Because Checkstyle 7+ requires Java 8 -->
     <javaVersion>8</javaVersion>
     <mavenVersion>3.0</mavenVersion>
-    <checkstyleVersion>8.29</checkstyleVersion>
+    <checkstyleVersion>8.41.1</checkstyleVersion>
     <doxiaVersion>1.4</doxiaVersion>
     <sitePluginVersion>3.9.1</sitePluginVersion>
     <surefire.version>2.22.2</surefire.version>
@@ -208,13 +208,6 @@ under the License.
       <groupId>com.puppycrawl.tools</groupId>
       <artifactId>checkstyle</artifactId>
       <version>${checkstyleVersion}</version>
-      <exclusions>
-        <!-- MCHECKSTYLE-156 -->
-        <exclusion>
-          <groupId>com.sun</groupId>
-          <artifactId>tools</artifactId>
-        </exclusion>
-      </exclusions>
     </dependency>
 
     <!-- misc -->
@@ -285,7 +278,7 @@ under the License.
             <dependency>
               <groupId>com.puppycrawl.tools</groupId>
               <artifactId>checkstyle</artifactId>
-              <version>8.39</version>
+              <version>8.41.1</version>
             </dependency>
             <dependency>
               <groupId>org.apache.maven.shared</groupId>
diff --git a/src/main/java/org/apache/maven/plugins/checkstyle/exec/DefaultCheckstyleExecutor.java b/src/main/java/org/apache/maven/plugins/checkstyle/exec/DefaultCheckstyleExecutor.java
index 94a01e0..7449b3f 100644
--- a/src/main/java/org/apache/maven/plugins/checkstyle/exec/DefaultCheckstyleExecutor.java
+++ b/src/main/java/org/apache/maven/plugins/checkstyle/exec/DefaultCheckstyleExecutor.java
@@ -25,10 +25,6 @@ import java.io.FileInputStream;
 import java.io.IOException;
 import java.io.InputStream;
 import java.net.MalformedURLException;
-import java.net.URL;
-import java.net.URLClassLoader;
-import java.security.AccessController;
-import java.security.PrivilegedAction;
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.HashMap;
@@ -155,8 +151,6 @@ public class DefaultCheckstyleExecutor
                                     testSourceDirectories );
         }
 
-        setUpCheckstyleClassloader( checker, classPathStrings, outputDirectories );
-
         checker.setModuleClassLoader( Thread.currentThread().getContextClassLoader() );
 
         if ( filterSet != null )
@@ -257,80 +251,6 @@ public class DefaultCheckstyleExecutor
         return checkerListener.getResults();
     }
 
-    private void setUpCheckstyleClassloader( Checker checker,
-                                             List<String> classPathStrings,
-                                             List<String> outputDirectories )
-        throws CheckstyleExecutorException
-    {
-        final List<URL> urls = new ArrayList<>( classPathStrings.size() );
-
-        for ( String path : classPathStrings )
-        {
-            try
-            {
-                urls.add( new File( path ).toURI().toURL() );
-            }
-            catch ( MalformedURLException e )
-            {
-                throw new CheckstyleExecutorException( e.getMessage(), e );
-            }
-        }
-
-        for ( String outputDirectoryString : outputDirectories )
-        {
-            try
-            {
-                if ( outputDirectoryString != null )
-                {
-                    File outputDirectoryFile = new File( outputDirectoryString );
-                    if ( outputDirectoryFile.exists() )
-                    {
-                        URL outputDirectoryUrl = outputDirectoryFile.toURI().toURL();
-                        getLogger().debug( "Adding the outputDirectory " + outputDirectoryUrl.toString()
-                                               + " to the Checkstyle class path" );
-                        urls.add( outputDirectoryUrl );
-                    }
-                }
-            }
-            catch ( MalformedURLException e )
-            {
-                throw new CheckstyleExecutorException( e.getMessage(), e );
-            }
-        }
-
-        URLClassLoader projectClassLoader = AccessController.doPrivileged( new PrivilegedAction<URLClassLoader>()
-        {
-            public URLClassLoader run()
-            {
-                return new URLClassLoader( urls.toArray( new URL[0] ), null );
-            }
-        } );
-
-        /*
-         * MCHECKSTYLE-381: More recent Checkstyle versions will drop the setClassLoader() method.
-         * However, it was used before Checkstyle 8.25.
-         */
-        try
-        {
-            checker.setClassLoader( projectClassLoader );
-            /*
-             * MCHECKSTYLE-387: If the previous method call was successful, emit a warning that the user is using
-             * an old version of checkstyle.
-             */
-            getLogger().warn( "Old version of checkstyle detected. Consider updating to >= v8.30" );
-            getLogger().warn( "For more information see: "
-                + "https://maven.apache.org/plugins/maven-checkstyle-plugin/examples/upgrading-checkstyle.html" );
-        }
-        catch ( NoSuchMethodError ignored )
-        {
-            /*
-             * The current checkstyle version does not support the method setClassLoader anymore.
-             * This is expected. The method call is being retained for less recent versions of checkstyle.
-             */
-        }
-
-    }
-
     protected void addSourceDirectory( CheckstyleCheckerListener sinkListener, Collection<File> sourceDirectories,
                                        Collection<File> testSourceDirectories, List<Resource> resources,
                                        CheckstyleExecutorRequest request )