Version 1.2.3

Bumped PMD to version 7.9.0
Bumped JUnit to version 5.11.4

.github/workflows/bld.yml

@@ -1,14 +1,16 @@
 name: bld-ci
 
-on: [push, pull_request, workflow_dispatch]
+on: [ push, pull_request, workflow_dispatch ]
 
 jobs:
   build-bld-project:
-    runs-on: ubuntu-latest
-
     strategy:
       matrix:
-        java-version: [17, 21, 22]
+        java-version: [ 17, 21, 24 ]
+        kotlin-version: [ 1.9.25, 2.0.21, 2.1.20 ]
+        os: [ ubuntu-latest, windows-latest, macos-latest ]
+
+    runs-on: ${{ matrix.os }}
 
     steps:
       - name: Checkout source repository
@@ -26,4 +28,4 @@ jobs:
         run: ./bld download
 
       - name: Run tests
-        run: ./bld compile test
+        run: ./bld compile test

.github/workflows/pages.yml

@@ -47,11 +47,11 @@ jobs:
         uses: actions/configure-pages@v3
 
       - name: Upload artifact
-        uses: actions/upload-pages-artifact@v1
+        uses: actions/upload-pages-artifact@v3
         with:
           # Upload generated Javadocs repository
           path: "build/javadoc/"
 
       - name: Deploy to GitHub Pages
         id: deployment
-        uses: actions/deploy-pages@v1
+        uses: actions/deploy-pages@v4

.idea/icon.svg

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
+<svg width="100%" height="100%" viewBox="0 0 179 108" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" xml:space="preserve" xmlns:serif="http://www.serif.com/" style="fill-rule:evenodd;clip-rule:evenodd;stroke-linejoin:round;stroke-miterlimit:2;">
+    <g transform="matrix(1,0,0,1,-210.511,-96.3382)">
+        <g transform="matrix(1,0,0,1,-23.3386,-649.816)">
+            <g transform="matrix(0.221288,0,0,0.24,73.9536,390.254)">
+                <path d="M722.568,1482.92L722.568,1921.1L808.968,1921.1L808.968,1888.7C822.168,1907.9 846.168,1930.1 893.568,1930.1C933.168,1930.1 961.968,1917.5 985.368,1893.5C1012.97,1865.9 1027.37,1827.5 1027.37,1786.1C1027.37,1741.7 1011.17,1705.1 985.368,1680.5C961.968,1658.3 928.968,1644.5 892.368,1644.5C862.968,1644.5 830.568,1654.1 808.968,1683.5L808.968,1482.92L722.568,1482.92ZM871.368,1718.9C888.768,1718.9 903.768,1723.7 917.568,1736.9C930.168,1748.9 938.568,1766.3 938.568,1787.9C938.568,1807.7 930.168,1825.1 917.568,1837.1C904.368,1849.7 887.568,1855.7 872.568,1855.7C856.368,1855.7 837.168,1849.1 823.368,1835.9C813.168,1826.3 803.568,1810.1 803.568,1787.9C803.568,1765.1 812.568,1749.5 822.768,1738.7C836.568,1724.3 852.768,1718.9 871.368,1718.9Z" style="fill:rgb(35,146,255);fill-rule:nonzero;"/>
+                <rect x="1083.77" y="1482.92" width="86.4" height="438.182" style="fill:rgb(250,144,82);fill-rule:nonzero;"/>
+                <path d="M1531.37,1482.92L1444.97,1482.92L1444.97,1683.5C1423.37,1654.1 1390.97,1644.5 1361.57,1644.5C1324.97,1644.5 1291.97,1658.3 1268.57,1680.5C1242.77,1705.1 1226.57,1741.7 1226.57,1786.1C1226.57,1827.5 1240.97,1865.9 1268.57,1893.5C1291.97,1917.5 1320.77,1930.1 1360.37,1930.1C1407.77,1930.1 1431.77,1907.9 1444.97,1888.7L1444.97,1921.1L1531.37,1921.1L1531.37,1482.92ZM1382.57,1718.9C1401.17,1718.9 1417.37,1724.3 1431.17,1738.7C1441.37,1749.5 1450.37,1765.1 1450.37,1787.9C1450.37,1810.1 1440.77,1826.3 1430.57,1835.9C1416.77,1849.1 1397.57,1855.7 1381.37,1855.7C1366.37,1855.7 1349.57,1849.7 1336.37,1837.1C1323.77,1825.1 1315.37,1807.7 1315.37,1787.9C1315.37,1766.3 1323.77,1748.9 1336.37,1736.9C1350.17,1723.7 1365.17,1718.9 1382.57,1718.9Z" style="fill:rgb(35,146,255);fill-rule:nonzero;"/>
+            </g>
+        </g>
+    </g>
+</svg>

.idea/libraries/bld.xml

@@ -2,12 +2,12 @@
   <library name="bld">
     <CLASSES>
       <root url="file://$PROJECT_DIR$/lib/bld" />
-      <root url="jar://$USER_HOME$/.bld/dist/bld-2.0.1.jar!/" />
+      <root url="jar://$USER_HOME$/.bld/dist/bld-2.2.1.jar!/" />
     </CLASSES>
     <JAVADOC />
     <SOURCES>
       <root url="file://$PROJECT_DIR$/lib/bld" />
-      <root url="jar://$USER_HOME$/.bld/dist/bld-2.0.1-sources.jar!/" />
+      <root url="jar://$USER_HOME$/.bld/dist/bld-2.2.1-sources.jar!/" />
     </SOURCES>
     <excluded>
       <root url="jar://$PROJECT_DIR$/lib/bld/bld-wrapper.jar!/" />

.idea/libraries/compile.xml

@@ -7,7 +7,7 @@
     <SOURCES>
       <root url="file://$PROJECT_DIR$/lib/compile" />
     </SOURCES>
-    <jarDirectory url="file://$PROJECT_DIR$/lib/compile" recursive="false" />
-    <jarDirectory url="file://$PROJECT_DIR$/lib/compile" recursive="false" type="SOURCES" />
+    <jarDirectory url="file://$PROJECT_DIR$/lib/compile" recursive="true" />
+    <jarDirectory url="file://$PROJECT_DIR$/lib/compile" recursive="true" type="SOURCES" />
   </library>
 </component>

.idea/libraries/runtime.xml

@@ -7,7 +7,7 @@
     <SOURCES>
       <root url="file://$PROJECT_DIR$/lib/runtime" />
     </SOURCES>
-    <jarDirectory url="file://$PROJECT_DIR$/lib/runtime" recursive="false" />
-    <jarDirectory url="file://$PROJECT_DIR$/lib/runtime" recursive="false" type="SOURCES" />
+    <jarDirectory url="file://$PROJECT_DIR$/lib/runtime" recursive="true" />
+    <jarDirectory url="file://$PROJECT_DIR$/lib/runtime" recursive="true" type="SOURCES" />
   </library>
 </component>

.idea/libraries/test.xml

@@ -7,7 +7,7 @@
     <SOURCES>
       <root url="file://$PROJECT_DIR$/lib/test" />
     </SOURCES>
-    <jarDirectory url="file://$PROJECT_DIR$/lib/test" recursive="false" />
-    <jarDirectory url="file://$PROJECT_DIR$/lib/test" recursive="false" type="SOURCES" />
+    <jarDirectory url="file://$PROJECT_DIR$/lib/test" recursive="true" />
+    <jarDirectory url="file://$PROJECT_DIR$/lib/test" recursive="true" type="SOURCES" />
   </library>
 </component>

.vscode/settings.json

@@ -9,7 +9,7 @@
     ],
     "java.configuration.updateBuildConfiguration": "automatic",
     "java.project.referencedLibraries": [
-        "${HOME}/.bld/dist/bld-2.0.1.jar",
+        "${HOME}/.bld/dist/bld-2.2.1.jar",
         "lib/**/*.jar"
     ]
 }

README.md

@@ -2,14 +2,22 @@
 
 [![License](https://img.shields.io/badge/license-Apache%20License%202.0-blue.svg)](https://opensource.org/licenses/Apache-2.0)
 [![Java](https://img.shields.io/badge/java-17%2B-blue)](https://www.oracle.com/java/technologies/javase/jdk17-archive-downloads.html)
-[![bld](https://img.shields.io/badge/2.0.1-FA9052?label=bld&labelColor=2392FF)](https://rife2.com/bld)
+[![bld](https://img.shields.io/badge/2.2.1-FA9052?label=bld&labelColor=2392FF)](https://rife2.com/bld)
 [![Release](https://flat.badgen.net/maven/v/metadata-url/repo.rife2.com/releases/com/uwyn/rife2/bld-pmd/maven-metadata.xml?color=blue)](https://repo.rife2.com/#/releases/com/uwyn/rife2/bld-pmd)
 [![Snapshot](https://flat.badgen.net/maven/v/metadata-url/repo.rife2.com/snapshots/com/uwyn/rife2/bld-pmd/maven-metadata.xml?label=snapshot)](https://repo.rife2.com/#/snapshots/com/uwyn/rife2/bld-pmd)
 [![GitHub CI](https://github.com/rife2/bld-pmd/actions/workflows/bld.yml/badge.svg)](https://github.com/rife2/bld-pmd/actions/workflows/bld.yml)
 
-To install, please refer to the [extensions documentation](https://github.com/rife2/bld/wiki/Extensions).
+To install the latest version, add the following to the `lib/bld/bld-wrapper.properties` file:
 
-To check all source code using the [Java Quickstart](https://docs.pmd-code.org/latest/pmd_rules_java.html) configuration, add the following to your build file:
+```properties
+bld.extension-pmd=com.uwyn.rife2:bld-pmd
+```
+
+For more information, please refer to the [extensions](https://github.com/rife2/bld/wiki/Extensions) documentation.
+
+## Check Source with PMD
+
+To check all source  Codecode using the [Java Quickstart](https://docs.pmd-code.org/latest/pmd_rules_java.html) configuration, add the following to your build file:
 
 ```java
 @BuildCommand(summary = "Checks source code with PMD")

config/pmd.xml

@@ -7,9 +7,9 @@
     <!-- BEST PRACTICES -->
     <rule ref="category/java/bestpractices.xml">
         <exclude name="AvoidPrintStackTrace"/>
-        <exclude name="JUnit4TestShouldUseTestAnnotation"/>
-        <exclude name="JUnitTestContainsTooManyAsserts"/>
         <exclude name="GuardLogStatement"/>
+        <exclude name="UnitTestContainsTooManyAsserts"/>
+        <exclude name="UnitTestShouldUseTestAnnotation"/>
     </rule>
 
     <rule ref="category/java/bestpractices.xml/MissingOverride">

lib/bld/bld-wrapper.properties

@@ -2,4 +2,4 @@ bld.downloadExtensionJavadoc=false
 bld.downloadExtensionSources=true
 bld.downloadLocation=
 bld.repositories=MAVEN_LOCAL,MAVEN_CENTRAL,RIFE2_SNAPSHOTS,RIFE2_RELEASES
-bld.version=2.0.1
+bld.version=2.2.1

src/bld/java/rife/bld/extension/PmdOperationBuild.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2023-2024 the original author or authors.
+ * Copyright 2023-2025 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -31,25 +31,25 @@ public class PmdOperationBuild extends Project {
     public PmdOperationBuild() {
         pkg = "rife.bld.extension";
         name = "bld-pmd";
-        version = version(1, 1, 4);
+        version = version(1, 2, 3);
 
         javaRelease = 17;
 
         downloadSources = true;
         autoDownloadPurge = true;
+        
         repositories = List.of(MAVEN_LOCAL, MAVEN_CENTRAL, RIFE2_RELEASES, RIFE2_SNAPSHOTS);
 
-        var pmd = version(7, 4, 0);
+        var pmd = version(7, 13, 0);
         scope(compile)
-                .include(dependency("com.uwyn.rife2", "bld", version(2, 0, 1)))
+                .include(dependency("com.uwyn.rife2", "bld", version(2, 2, 1)))
                 .include(dependency("net.sourceforge.pmd", "pmd-java", pmd));
         scope(runtime)
-                .include(dependency("net.sourceforge.pmd", "pmd-java", pmd))
-                .include(dependency("org.slf4j", "slf4j-simple", version(2, 0, 13)));
+                .include(dependency("org.slf4j", "slf4j-simple", version(2, 0, 17)));
         scope(test)
-                .include(dependency("org.junit.jupiter", "junit-jupiter", version(5, 10, 3)))
-                .include(dependency("org.junit.platform", "junit-platform-console-standalone", version(1, 10, 3)))
-                .include(dependency("org.assertj", "assertj-core", version(3, 26, 3)));
+                .include(dependency("org.junit.jupiter", "junit-jupiter", version(5, 12, 2)))
+                .include(dependency("org.junit.platform", "junit-platform-console-standalone", version(1, 12, 2)))
+                .include(dependency("org.assertj", "assertj-core", version(3, 27, 3)));
 
         javadocOperation()
                 .javadocOptions()
@@ -60,29 +60,26 @@ public class PmdOperationBuild extends Project {
                 .link("https://javadoc.io/doc/net.sourceforge.pmd/pmd-core/latest/");
 
         publishOperation()
-                // .repository(MAVEN_LOCAL)
                 .repository(version.isSnapshot() ? repository("rife2-snapshot") : repository("rife2"))
+                .repository(repository("github"))
                 .info()
                 .groupId("com.uwyn.rife2")
                 .artifactId("bld-pmd")
                 .description("bld Extension to Perform Static Code Analysis with PMD")
                 .url("https://github.com/rife2/bld-pmd")
-                .developer(
-                        new PublishDeveloper()
-                                .id("ethauvin").name("Erik C. Thauvin")
-                                .email("erik@thauvin.net")
-                                .url("https://erik.thauvin.net/")
+                .developer(new PublishDeveloper()
+                        .id("ethauvin").name("Erik C. Thauvin")
+                        .email("erik@thauvin.net")
+                        .url("https://erik.thauvin.net/")
                 )
-                .license(
-                        new PublishLicense()
-                                .name("The Apache License, Version 2.0")
-                                .url("https://www.apache.org/licenses/LICENSE-2.0.txt")
+                .license(new PublishLicense()
+                        .name("The Apache License, Version 2.0")
+                        .url("https://www.apache.org/licenses/LICENSE-2.0.txt")
                 )
-                .scm(
-                        new PublishScm()
-                                .connection("scm:git:https://github.com/rife2/bld-pmd.git")
-                                .developerConnection("scm:git:git@github.com:rife2/bld-pmd.git")
-                                .url("https://github.com/rife2/bld-pmd")
+                .scm(new PublishScm()
+                        .connection("scm:git:https://github.com/rife2/bld-pmd.git")
+                        .developerConnection("scm:git:git@github.com:rife2/bld-pmd.git")
+                        .url("https://github.com/rife2/bld-pmd")
                 )
                 .signKey(property("sign.key"))
                 .signPassphrase(property("sign.passphrase"));

src/main/java/rife/bld/extension/PmdOperation.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2023-2024 the original author or authors.
+ * Copyright 2023-2025 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -49,6 +49,10 @@ public class PmdOperation extends AbstractOperation<PmdOperation> {
     public static final String RULE_SET_DEFAULT = "rulesets/java/quickstart.xml";
     private static final Logger LOGGER = Logger.getLogger(PmdOperation.class.getName());
     private static final String PMD_DIR = "pmd";
+    /**
+     * The list of paths to exclude.
+     */
+    private final Collection<Path> excludes_ = new ArrayList<>();
     /**
      * The input paths (source) list.
      */
@@ -101,6 +105,10 @@ public class PmdOperation extends AbstractOperation<PmdOperation> {
      * The default language version(s).
      */
     private Collection<LanguageVersion> languageVersions_ = new ArrayList<>();
+    /**
+     * The classpath to prepend.
+     */
+    private String prependClasspath_;
     /**
      * The project reference.
      */
@@ -134,6 +142,79 @@ public class PmdOperation extends AbstractOperation<PmdOperation> {
      */
     private int threads_ = 1;
 
+    /**
+     * Adds paths to exclude from the analysis.
+     *
+     * @param excludes one or more paths to exclude
+     * @return this operation
+     * @see #excludes(Path...)
+     * @since 1.2.0
+     */
+    public PmdOperation addExcludes(Path... excludes) {
+        return addExcludes(List.of(excludes));
+    }
+
+    /**
+     * Adds paths to exclude from the analysis.
+     *
+     * @param excludes paths to exclude
+     * @return this operation
+     * @see #excludes(Collection)
+     * @since 1.2.0
+     */
+    public PmdOperation addExcludes(Collection<Path> excludes) {
+        excludes_.addAll(excludes);
+        return this;
+    }
+
+    /**
+     * Adds paths to exclude from the analysis.
+     *
+     * @param excludes one or more paths to exclude
+     * @return this operation
+     * @see #excludesFiles(Collection)
+     * @since 1.2.0
+     */
+    public PmdOperation addExcludesFiles(Collection<File> excludes) {
+        return addExcludes(excludes.stream().map(File::toPath).toList());
+    }
+
+    /**
+     * Adds paths to exclude from the analysis.
+     *
+     * @param excludes one or more paths to exclude
+     * @return this operation
+     * @see #excludesFiles(File...)
+     * @since 1.2.0
+     */
+    public PmdOperation addExcludesFiles(File... excludes) {
+        return addExcludesFiles(List.of(excludes));
+    }
+
+    /**
+     * Adds paths to exclude from the analysis.
+     *
+     * @param excludes one or more paths to exclude
+     * @return this operation
+     * @see #excludesStrings(Collection)
+     * @since 1.2.0
+     */
+    public PmdOperation addExcludesStrings(Collection<String> excludes) {
+        return addExcludes(excludes.stream().map(Paths::get).toList());
+    }
+
+    /**
+     * Adds paths to exclude from the analysis.
+     *
+     * @param excludes one or more paths to exclude
+     * @return this operation
+     * @see #excludesStrings(String...)
+     * @since 1.2.0
+     */
+    public PmdOperation addExcludesStrings(String... excludes) {
+        return addExcludesStrings(List.of(excludes));
+    }
+
     /**
      * Adds paths to source files, or directories containing source files to analyze.\
      *
@@ -142,8 +223,7 @@ public class PmdOperation extends AbstractOperation<PmdOperation> {
      * @see #inputPaths(Path...)
      */
     public PmdOperation addInputPaths(Path... inputPath) {
-        inputPaths_.addAll(List.of(inputPath));
-        return this;
+        return inputPaths(List.of(inputPath));
     }
 
     /**
@@ -154,8 +234,7 @@ public class PmdOperation extends AbstractOperation<PmdOperation> {
      * @see #inputPaths(File...)
      */
     public PmdOperation addInputPaths(File... inputPath) {
-        inputPaths_.addAll(Arrays.stream(inputPath).map(File::toPath).toList());
-        return this;
+        return addInputPathsFiles(List.of(inputPath));
     }
 
     /**
@@ -163,11 +242,10 @@ public class PmdOperation extends AbstractOperation<PmdOperation> {
      *
      * @param inputPath one or more paths
      * @return this operation
-     * @see #addInputPaths(String...)
+     * @see #inputPaths(String...)
      */
     public PmdOperation addInputPaths(String... inputPath) {
-        inputPaths_.addAll(Arrays.stream(inputPath).map(Paths::get).toList());
-        return this;
+        return addInputPathsStrings(List.of(inputPath));
     }
 
     /**
@@ -182,6 +260,28 @@ public class PmdOperation extends AbstractOperation<PmdOperation> {
         return this;
     }
 
+    /**
+     * Adds paths to source files, or directories containing source files to analyze.
+     *
+     * @param inputPath a collection of input paths
+     * @return this operation
+     * @see #inputPathsFiles(Collection)
+     */
+    public PmdOperation addInputPathsFiles(Collection<File> inputPath) {
+        return addInputPaths(inputPath.stream().map(File::toPath).toList());
+    }
+
+    /**
+     * Adds paths to source files, or directories containing source files to analyze.
+     *
+     * @param inputPath a collection of input paths
+     * @return this operation
+     * @see #inputPathsStrings(Collection)
+     */
+    public PmdOperation addInputPathsStrings(Collection<String> inputPath) {
+        return addInputPaths(inputPath.stream().map(Paths::get).toList());
+    }
+
     /**
      * Adds new rule set paths.
      * <p>
@@ -203,8 +303,7 @@ public class PmdOperation extends AbstractOperation<PmdOperation> {
      * @see #ruleSets(String...)
      */
     public PmdOperation addRuleSet(String... ruleSet) {
-        ruleSets_.addAll(List.of(ruleSet));
-        return this;
+        return addRuleSet(List.of(ruleSet));
     }
 
     /**
@@ -225,7 +324,7 @@ public class PmdOperation extends AbstractOperation<PmdOperation> {
      *
      * @param ruleSet a collection of rule set paths
      * @return this operation
-     * @see #ruleSets(Collection
+     * @see #ruleSets(Collection)
      */
     public PmdOperation addRuleSet(Collection<String> ruleSet) {
         ruleSets_.addAll(ruleSet);
@@ -240,6 +339,20 @@ public class PmdOperation extends AbstractOperation<PmdOperation> {
         return this;
     }
 
+    /**
+     * Sets the location of the cache file for incremental analysis.
+     */
+    public PmdOperation cache(File cache) {
+        return cache(cache.toPath());
+    }
+
+    /**
+     * Sets the location of the cache file for incremental analysis.
+     */
+    public PmdOperation cache(String cache) {
+        return cache(Path.of(cache));
+    }
+
     /**
      * Sets the default language version to be used for all input files.
      *
@@ -247,8 +360,7 @@ public class PmdOperation extends AbstractOperation<PmdOperation> {
      * @return this operation
      */
     public PmdOperation defaultLanguageVersions(LanguageVersion... languageVersion) {
-        languageVersions_.addAll(List.of(languageVersion));
-        return this;
+        return languageVersions(List.of(languageVersion));
     }
 
     /**
@@ -268,8 +380,7 @@ public class PmdOperation extends AbstractOperation<PmdOperation> {
      * <p>The valid values are the standard character sets of {@link java.nio.charset.Charset Charset}.</p>
      */
     public PmdOperation encoding(String encoding) {
-        encoding_ = Charset.forName(encoding);
-        return this;
+        return encoding(Charset.forName(encoding));
     }
 
     /**
@@ -283,6 +394,90 @@ public class PmdOperation extends AbstractOperation<PmdOperation> {
         return this;
     }
 
+    /**
+     * Sets paths to exclude from the analysis.
+     *
+     * @param excludes one or more paths to exclude
+     * @return this operation
+     * @see #addExcludes(Path...)
+     */
+    public PmdOperation excludes(Path... excludes) {
+        excludes(List.of(excludes));
+        return this;
+    }
+
+    /**
+     * Sets paths to exclude from the analysis.
+     *
+     * @param excludes paths to exclude
+     * @return this operation
+     * @see #addExcludes(Collection)
+     */
+    public PmdOperation excludes(Collection<Path> excludes) {
+        excludes_.clear();
+        excludes_.addAll(excludes);
+        return this;
+    }
+
+    /**
+     * Returns the paths to exclude from the analysis.
+     *
+     * @return the exclude paths
+     */
+    public Collection<Path> excludes() {
+        return excludes_;
+    }
+
+    /**
+     * Sets paths to exclude from the analysis.
+     *
+     * @param excludes one or more paths to exclude
+     * @return this operation
+     * @see #excludesFiles(Collection)
+     * @since 1.2.0
+     */
+    public PmdOperation excludesFiles(Collection<File> excludes) {
+        excludes(excludes.stream().map(File::toPath).toList());
+        return this;
+    }
+
+    /**
+     * Sets paths to exclude from the analysis.
+     *
+     * @param excludes one or more paths to exclude
+     * @return this operation
+     * @see #excludesFiles(File...)
+     * @since 1.2.0
+     */
+    public PmdOperation excludesFiles(File... excludes) {
+        return excludesFiles(List.of(excludes));
+    }
+
+    /**
+     * Sets paths to exclude from the analysis.
+     *
+     * @param excludes one or more paths to exclude
+     * @return this operation
+     * @see #excludesStrings(Collection)
+     * @since 1.2.0
+     */
+    public PmdOperation excludesStrings(Collection<String> excludes) {
+        excludes(excludes.stream().map(Paths::get).toList());
+        return this;
+    }
+
+    /**
+     * Sets paths to exclude from the analysis.
+     *
+     * @param excludes one or more paths to exclude
+     * @return this operation
+     * @see #excludesStrings(String...)
+     * @since 1.2.0
+     */
+    public PmdOperation excludesStrings(String... excludes) {
+        return excludesStrings(List.of(excludes));
+    }
+
     /**
      * Performs the PMD code analysis operation.
      */
@@ -385,8 +580,7 @@ public class PmdOperation extends AbstractOperation<PmdOperation> {
      * @return this operation
      */
     public PmdOperation ignoreFile(File ignoreFile) {
-        ignoreFile_ = ignoreFile.toPath();
-        return this;
+        return ignoreFile(ignoreFile.toPath());
     }
 
     /**
@@ -396,8 +590,7 @@ public class PmdOperation extends AbstractOperation<PmdOperation> {
      * @return this operation
      */
     public PmdOperation ignoreFile(String ignoreFile) {
-        ignoreFile_ = Paths.get(ignoreFile);
-        return this;
+        return ignoreFile(Path.of(ignoreFile));
     }
 
     /**
@@ -427,8 +620,17 @@ public class PmdOperation extends AbstractOperation<PmdOperation> {
      * @return this operation
      */
     public PMDConfiguration initConfiguration(String commandName) {
-        PMDConfiguration config = new PMDConfiguration();
+        var config = new PMDConfiguration();
 
+        // addRelativizeRoots
+        config.addRelativizeRoots(relativizeRoots_.stream().toList());
+
+        // prependAuxClasspath
+        if (prependClasspath_ != null) {
+            config.prependAuxClasspath(prependClasspath_);
+        }
+
+        // setAnalysisCacheLocation
         if (cache_ == null && project_ != null && incrementalAnalysis_) {
             config.setAnalysisCacheLocation(
                     Paths.get(project_.buildDirectory().getPath(), PMD_DIR, PMD_DIR + "-cache").toFile().getAbsolutePath());
@@ -436,38 +638,50 @@ public class PmdOperation extends AbstractOperation<PmdOperation> {
             config.setAnalysisCacheLocation(cache_.toFile().getAbsolutePath());
         }
 
-        config.setFailOnError(failOnError_);
-        config.setFailOnViolation(failOnViolation_);
-
+        // setDefaultLanguageVersions
         if (languageVersions_ != null) {
             config.setDefaultLanguageVersions(languageVersions_.stream().toList());
         }
 
+        // setExcludes
+        if (!excludes_.isEmpty()) {
+            config.setExcludes(excludes_.stream().toList());
+        }
+
+        // setFailOnError
+        config.setFailOnError(failOnError_);
+        // setFailOnViolation
+        config.setFailOnViolation(failOnViolation_);
+
+        // setForceLanguageVersion
         if (forcedLanguageVersion_ != null) {
             config.setForceLanguageVersion(forcedLanguageVersion_);
         }
 
+        // setIgnoreFilePath
         if (ignoreFile_ != null) {
             config.setIgnoreFilePath(ignoreFile_);
         }
 
+        // setIgnoreIncrementalAnalysis
         config.setIgnoreIncrementalAnalysis(!incrementalAnalysis_);
 
+        // setInputPathList
         if (inputPaths_.isEmpty()) {
             throw new IllegalArgumentException(commandName + ": InputPaths required.");
         } else {
             config.setInputPathList(inputPaths_.stream().toList());
         }
-        if (reportProperties_ != null) {
-            config.setReportProperties(reportProperties_);
-        }
 
+        // setInputUri
         if (inputUri_ != null) {
             config.setInputUri(inputUri_);
         }
 
+        // setMinimumPriority
         config.setMinimumPriority(rulePriority_);
 
+        // setReportFile
         if (project_ != null) {
             config.setReportFile(Objects.requireNonNullElseGet(reportFile_,
                     () -> Paths.get(project_.buildDirectory().getPath(),
@@ -476,12 +690,25 @@ public class PmdOperation extends AbstractOperation<PmdOperation> {
             config.setReportFile(reportFile_);
         }
 
-        config.addRelativizeRoots(relativizeRoots_.stream().toList());
+        // setReportFormat
         config.setReportFormat(reportFormat_);
+
+        // setReportProperties
+        if (reportProperties_ != null) {
+            config.setReportProperties(reportProperties_);
+        }
+
+        // setRuleSets
         config.setRuleSets(ruleSets_.stream().toList());
+
+        // setShowSuppressedViolations
         config.setShowSuppressedViolations(showSuppressed_);
+        // setSourceEncoding
         config.setSourceEncoding(encoding_);
+        // setSuppressMarker
         config.setSuppressMarker(suppressedMarker_);
+
+        // setThreads
         config.setThreads(threads_);
 
         return config;
@@ -495,9 +722,7 @@ public class PmdOperation extends AbstractOperation<PmdOperation> {
      * @see #addInputPaths(Path...)
      */
     public PmdOperation inputPaths(Path... inputPath) {
-        inputPaths_.clear();
-        inputPaths_.addAll(List.of(inputPath));
-        return this;
+        return inputPaths(List.of(inputPath));
     }
 
     /**
@@ -510,9 +735,7 @@ public class PmdOperation extends AbstractOperation<PmdOperation> {
      * @see #addInputPaths(File...)
      */
     public PmdOperation inputPaths(File... inputPath) {
-        inputPaths_.clear();
-        inputPaths_.addAll(Arrays.stream(inputPath).map(File::toPath).toList());
-        return this;
+        return inputPathsFiles(List.of(inputPath));
     }
 
     /**
@@ -525,9 +748,7 @@ public class PmdOperation extends AbstractOperation<PmdOperation> {
      * @see #addInputPaths(String...)
      */
     public PmdOperation inputPaths(String... inputPath) {
-        inputPaths_.clear();
-        inputPaths_.addAll(Arrays.stream(inputPath).map(Paths::get).toList());
-        return this;
+        return inputPathsStrings(List.of(inputPath));
     }
 
     /**
@@ -554,6 +775,32 @@ public class PmdOperation extends AbstractOperation<PmdOperation> {
         return inputPaths_;
     }
 
+    /**
+     * Sets  paths to source files, or directories containing source files to analyze.
+     * <p>
+     * Previous entries are disregarded.
+     *
+     * @param inputPath a collection of input paths
+     * @return this operation
+     * @see #addInputPathsFiles(Collection)
+     */
+    public PmdOperation inputPathsFiles(Collection<File> inputPath) {
+        return inputPaths(inputPath.stream().map(File::toPath).toList());
+    }
+
+    /**
+     * Sets  paths to source files, or directories containing source files to analyze.
+     * <p>
+     * Previous entries are disregarded.
+     *
+     * @param inputPath a collection of input paths
+     * @return this operation
+     * @see #addInputPathsStrings(Collection)
+     */
+    public PmdOperation inputPathsStrings(Collection<String> inputPath) {
+        return inputPaths(inputPath.stream().map(Paths::get).toList());
+    }
+
     /**
      * Sets the default language versions.
      *
@@ -561,8 +808,7 @@ public class PmdOperation extends AbstractOperation<PmdOperation> {
      * @return this operation
      */
     public PmdOperation languageVersions(LanguageVersion... languageVersion) {
-        languageVersions_.addAll(List.of(languageVersion));
-        return this;
+        return languageVersions(List.of(languageVersion));
     }
 
     /**
@@ -662,44 +908,70 @@ public class PmdOperation extends AbstractOperation<PmdOperation> {
         return numViolations;
     }
 
+    /**
+     * Prepend the specified classpath like string to the current ClassLoader of the configuration. If no ClassLoader
+     * is currently configured, the ClassLoader used to load the PMDConfiguration class will be used as the parent
+     * ClassLoader of the created ClassLoader.
+     * <p>
+     * If the classpath String looks like a URL to a file (i.e. starts with {@code file://}) the file will be read with
+     * each line representing an entry on the classpath.
+     *
+     * @param classpath one or more classpath
+     * @return this operation
+     */
+    public PmdOperation prependAuxClasspath(String... classpath) {
+        prependClasspath_ = String.join(File.pathSeparator, classpath);
+        return this;
+    }
+
+    /**
+     * Returns the prepended classpath.
+     *
+     * @return the classpath
+     */
+    public String prependAuxClasspath() {
+        return prependClasspath_;
+    }
+
     /**
      * Adds several paths to shorten paths that are output in the report.
      *
      * @param relativeRoot one or more relative root paths
-     * @return this operations
+     * @return this operation
+     * @see #relativizeRoots(Collection)
      */
     public PmdOperation relativizeRoots(Path... relativeRoot) {
-        relativizeRoots_.addAll(List.of(relativeRoot));
-        return this;
+        return relativizeRoots(List.of(relativeRoot));
     }
 
     /**
      * Adds several paths to shorten paths that are output in the report.
      *
      * @param relativeRoot one or more relative root paths
-     * @return this operations
+     * @return this operation
+     * @see #relativizeRootsFiles(Collection)
      */
     public PmdOperation relativizeRoots(File... relativeRoot) {
-        relativizeRoots_.addAll(Arrays.stream(relativeRoot).map(File::toPath).toList());
-        return this;
+        return relativizeRootsFiles(List.of(relativeRoot));
     }
 
     /**
      * Adds several paths to shorten paths that are output in the report.
      *
      * @param relativeRoot one or more relative root paths
-     * @return this operations
+     * @return this operation
+     * @see #relativizeRootsStrings(Collection)
      */
     public PmdOperation relativizeRoots(String... relativeRoot) {
-        relativizeRoots_.addAll(Arrays.stream(relativeRoot).map(Paths::get).toList());
-        return this;
+        return relativizeRootsStrings(List.of(relativeRoot));
     }
 
     /**
      * Adds several paths to shorten paths that are output in the report.
      *
      * @param relativeRoot a collection of relative root paths
-     * @return this operations
+     * @return this operation
+     * @see #relativizeRoots(Path...)
      */
     public PmdOperation relativizeRoots(Collection<Path> relativeRoot) {
         relativizeRoots_.addAll(relativeRoot);
@@ -715,6 +987,28 @@ public class PmdOperation extends AbstractOperation<PmdOperation> {
         return relativizeRoots_;
     }
 
+    /**
+     * Adds several paths to shorten paths that are output in the report.
+     *
+     * @param relativeRoot a collection of relative root paths
+     * @return this operation
+     * @see #relativizeRoots(File...)
+     */
+    public PmdOperation relativizeRootsFiles(Collection<File> relativeRoot) {
+        return relativizeRoots(relativeRoot.stream().map(File::toPath).toList());
+    }
+
+    /**
+     * Adds several paths to shorten paths that are output in the report.
+     *
+     * @param relativeRoot a collection of relative root paths
+     * @return this operation
+     * @see #relativizeRoots(String...)
+     */
+    public PmdOperation relativizeRootsStrings(Collection<String> relativeRoot) {
+        return relativizeRoots(relativeRoot.stream().map(Paths::get).toList());
+    }
+
     /**
      * Sets the path to the report page.
      *
@@ -733,8 +1027,7 @@ public class PmdOperation extends AbstractOperation<PmdOperation> {
      * @return this operation
      */
     public PmdOperation reportFile(File reportFile) {
-        reportFile_ = reportFile.toPath();
-        return this;
+        return reportFile(reportFile.toPath());
     }
 
     /**
@@ -744,8 +1037,7 @@ public class PmdOperation extends AbstractOperation<PmdOperation> {
      * @return this operation
      */
     public PmdOperation reportFile(String reportFile) {
-        reportFile_ = Paths.get(reportFile);
-        return this;
+        return reportFile(Paths.get(reportFile));
     }
 
     /**
@@ -800,9 +1092,7 @@ public class PmdOperation extends AbstractOperation<PmdOperation> {
      * @see #addRuleSet(String...)
      */
     public PmdOperation ruleSets(String... ruleSet) {
-        ruleSets_.clear();
-        ruleSets_.addAll(List.of(ruleSet));
-        return this;
+        return ruleSets(List.of(ruleSet));
     }
 
     /**

src/test/java/rife/bld/extension/PmdOperationTest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2023-2024 the original author or authors.
+ * Copyright 2023-2025 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,6 +19,7 @@ package rife.bld.extension;
 import net.sourceforge.pmd.PMDConfiguration;
 import net.sourceforge.pmd.lang.LanguageRegistry;
 import net.sourceforge.pmd.lang.rule.RulePriority;
+import org.assertj.core.api.AutoCloseableSoftAssertions;
 import org.junit.jupiter.api.Test;
 import rife.bld.BaseProject;
 import rife.bld.operations.exceptions.ExitStatusException;
@@ -46,6 +47,7 @@ import static org.assertj.core.api.Assertions.assertThatCode;
  * @since 1.0
  */
 class PmdOperationTest {
+    static final String BAR = "bar";
     static final String CATEGORY_FOO = "category/foo.xml";
     static final Path CODE_STYLE_SAMPLE = Path.of("src/test/resources/java/CodeStyle.java");
     static final String CODE_STYLE_XML = "category/java/codestyle.xml";
@@ -54,6 +56,11 @@ class PmdOperationTest {
     static final String DOCUMENTATION_XML = "category/java/documentation.xml";
     static final Path ERROR_PRONE_SAMPLE = Path.of("src/test/resources/java/ErrorProne.java");
     static final String ERROR_PRONE_XML = "category/java/errorprone.xml";
+    static final File FILE_BAR = new File(BAR);
+    static final String FOO = "foo";
+    static final File FILE_FOO = new File(FOO);
+    static final Path PATH_BAR = Path.of(BAR);
+    static final Path PATH_FOO = Path.of(FOO);
     static final String PERFORMANCE_XML = "category/java/performance.xml";
     static final String SECURITY_XML = "category/java/security.xml";
     static final String TEST = "test";
@@ -61,13 +68,46 @@ class PmdOperationTest {
     PmdOperation newPmdOperation() {
         return new PmdOperation()
                 .inputPaths(Path.of("src/main"), Path.of("src/test"))
-                .cache(Paths.get("build", COMMAND_NAME, "pmd-cache"))
+                .cache("build/" + COMMAND_NAME + "/pmd-cache")
                 .failOnViolation(false)
                 .reportFile(Paths.get("build", COMMAND_NAME, "pmd-test-report.txt"));
     }
 
     @Test
-    void testAddInputPath() throws ExitStatusException {
+    void testAddExcludes() {
+        var pmd = newPmdOperation().ruleSets(CATEGORY_FOO).addExcludes(PATH_FOO);
+        var config = pmd.initConfiguration(COMMAND_NAME);
+        assertThat(config.getExcludes()).containsExactly(PATH_FOO);
+
+        pmd = pmd.addExcludes(PATH_BAR);
+        config = pmd.initConfiguration(COMMAND_NAME);
+        assertThat(config.getExcludes()).containsExactly(PATH_FOO, PATH_BAR);
+    }
+
+    @Test
+    void testAddExcludesFiles() {
+        var pmd = newPmdOperation().ruleSets(CATEGORY_FOO).addExcludesFiles(FILE_FOO);
+        var config = pmd.initConfiguration(COMMAND_NAME);
+        assertThat(config.getExcludes()).containsExactly(FILE_FOO.toPath());
+
+        pmd = pmd.addExcludesFiles(FILE_BAR);
+        config = pmd.initConfiguration(COMMAND_NAME);
+        assertThat(config.getExcludes()).containsExactly(FILE_FOO.toPath(), FILE_BAR.toPath());
+    }
+
+    @Test
+    void testAddExcludesStrings() {
+        var pmd = newPmdOperation().ruleSets(CATEGORY_FOO).addExcludesStrings(FOO);
+        var config = pmd.initConfiguration(COMMAND_NAME);
+        assertThat(config.getExcludes()).containsExactly(PATH_FOO);
+
+        pmd = pmd.addExcludesStrings(BAR);
+        config = pmd.initConfiguration(COMMAND_NAME);
+        assertThat(config.getExcludes()).containsExactly(PATH_FOO, PATH_BAR);
+    }
+
+    @Test
+    void testAddInputPaths() throws ExitStatusException {
         var project = new BaseProject();
         var pmd = new PmdOperation().fromProject(project);
 
@@ -77,22 +117,42 @@ class PmdOperationTest {
         var err = pmd.performPmdAnalysis(TEST, pmd.initConfiguration(COMMAND_NAME));
 
         pmd.inputPaths().clear();
-        pmd.addInputPaths(project.srcMainDirectory());
+        pmd = pmd.addInputPaths(project.srcMainDirectory(), project.srcTestDirectory());
 
-        assertThat(pmd.inputPaths()).as("main").containsExactly(project.srcMainDirectory().toPath());
-
-        pmd.inputPaths().clear();
-        pmd.addInputPaths(project.srcMainDirectory().toPath(), project.srcTestDirectory().toPath());
-
-        assertThat(pmd.inputPaths()).as("toPath(main, test)").containsExactly(project.srcMainDirectory().toPath(),
+        assertThat(pmd.inputPaths()).as("File...").containsExactly(project.srcMainDirectory().toPath(),
                 project.srcTestDirectory().toPath());
 
         pmd.inputPaths().clear();
-        pmd.addInputPaths(List.of(project.srcMainDirectory().toPath(), project.srcTestDirectory().toPath()));
+        pmd = pmd.addInputPathsFiles(List.of(project.srcMainDirectory(), project.srcTestDirectory()));
 
-        assertThat(pmd.inputPaths()).as("List(main, test)").containsExactly(
-                project.srcMainDirectory().toPath(),
-                project.srcTestDirectory().toPath());
+        assertThat(pmd.inputPaths()).as("List(File...)")
+                .containsExactly(project.srcMainDirectory().toPath(), project.srcTestDirectory().toPath());
+
+        pmd.inputPaths().clear();
+        pmd = pmd.addInputPaths(project.srcMainDirectory().getAbsolutePath(),
+                project.srcTestDirectory().getAbsolutePath());
+
+        assertThat(pmd.inputPaths()).as("String...")
+                .containsExactly(project.srcMainDirectory().toPath(), project.srcTestDirectory().toPath());
+
+        pmd.inputPaths().clear();
+        pmd = pmd.addInputPathsStrings(
+                List.of(project.srcMainDirectory().getAbsolutePath(), project.srcTestDirectory().getAbsolutePath()));
+
+        assertThat(pmd.inputPaths()).as("List(String...)")
+                .containsExactly(project.srcMainDirectory().toPath(), project.srcTestDirectory().toPath());
+
+        pmd.inputPaths().clear();
+        pmd = pmd.addInputPaths(project.srcMainDirectory().toPath(), project.srcTestDirectory().toPath());
+
+        assertThat(pmd.inputPaths()).as("Path...")
+                .containsExactly(project.srcMainDirectory().toPath(), project.srcTestDirectory().toPath());
+
+        pmd.inputPaths().clear();
+        pmd = pmd.addInputPaths(List.of(project.srcMainDirectory().toPath(), project.srcTestDirectory().toPath()));
+
+        assertThat(pmd.inputPaths()).as("List(Path)")
+                .containsExactly(project.srcMainDirectory().toPath(), project.srcTestDirectory().toPath());
 
         assertThat(pmd.performPmdAnalysis(TEST, pmd.initConfiguration(COMMAND_NAME)))
                 .isGreaterThan(0).isEqualTo(err);
@@ -124,7 +184,10 @@ class PmdOperationTest {
     @Test
     void testCache() throws ExitStatusException {
         var cache = Path.of("build/pmd/temp-cache");
-        var pmd = newPmdOperation().ruleSets(CODE_STYLE_XML).inputPaths(List.of(CODE_STYLE_SAMPLE)).cache(cache);
+        var pmd = newPmdOperation()
+                .ruleSets(CODE_STYLE_XML)
+                .inputPaths(List.of(CODE_STYLE_SAMPLE))
+                .cache(cache);
         assertThat(pmd.performPmdAnalysis(TEST, pmd.initConfiguration(COMMAND_NAME))).isGreaterThan(0);
         var f = cache.toFile();
         assertThat(f.exists()).as("file exits").isTrue();
@@ -142,6 +205,59 @@ class PmdOperationTest {
         assertThat(config.getSourceEncoding()).as("ISO_8859").isEqualTo(StandardCharsets.ISO_8859_1);
     }
 
+    @Test
+    void testExcludes() {
+        var foz = Path.of("foz/baz");
+        var baz = Path.of("baz/foz");
+
+        var pmd = newPmdOperation().ruleSets(CATEGORY_FOO).excludes(PATH_FOO, PATH_BAR);
+        var config = pmd.initConfiguration(COMMAND_NAME);
+        assertThat(pmd.excludes()).containsExactly(List.of(PATH_FOO, PATH_BAR).toArray(new Path[0]));
+        assertThat(config.getExcludes()).containsExactly(List.of(PATH_FOO, PATH_BAR).toArray(new Path[0]));
+
+        var excludes = List.of(List.of(PATH_FOO, PATH_BAR), List.of(foz, baz));
+        for (var exclude : excludes) {
+            pmd = newPmdOperation().ruleSets(CATEGORY_FOO).excludes(exclude);
+            config = pmd.initConfiguration(COMMAND_NAME);
+            assertThat(config.getExcludes()).containsExactly(exclude.toArray(new Path[0]));
+        }
+    }
+
+    @Test
+    void testExcludesFiles() {
+        var foz = new File("foz");
+        var baz = new File("baz");
+
+        var pmd = newPmdOperation().ruleSets(CATEGORY_FOO).excludesFiles(FILE_FOO, FILE_BAR);
+        var config = pmd.initConfiguration(COMMAND_NAME);
+        assertThat(config.getExcludes()).containsExactly(FILE_FOO.toPath(), FILE_BAR.toPath());
+
+        var excludes = List.of(List.of(FILE_FOO, FILE_BAR), List.of(foz, baz));
+        for (var exclude : excludes) {
+            pmd = newPmdOperation().ruleSets(CATEGORY_FOO).excludesFiles(exclude);
+            config = pmd.initConfiguration(COMMAND_NAME);
+            assertThat(config.getExcludes()).containsExactly(exclude.stream().map(File::toPath).toArray(Path[]::new));
+        }
+    }
+
+    @Test
+    void testExcludesStrings() {
+        var foz = "foz";
+        var baz = "baz";
+
+        var pmd = newPmdOperation().ruleSets(CATEGORY_FOO).excludesStrings(FOO, BAR);
+        var config = pmd.initConfiguration(COMMAND_NAME);
+        assertThat(pmd.excludes()).containsExactly(PATH_FOO, PATH_BAR);
+        assertThat(config.getExcludes()).containsExactly(PATH_FOO, PATH_BAR);
+
+        var excludes = List.of(List.of(FOO, BAR), List.of(foz, baz));
+        for (var exclude : excludes) {
+            pmd = newPmdOperation().ruleSets(CATEGORY_FOO).excludesStrings(exclude);
+            config = pmd.initConfiguration(COMMAND_NAME);
+            assertThat(config.getExcludes()).containsExactly(exclude.stream().map(Paths::get).toArray(Path[]::new));
+        }
+    }
+
     @Test
     void testExecute() throws ExitStatusException {
         var pmd = new PmdOperation().fromProject(new BaseProject());
@@ -213,7 +329,31 @@ class PmdOperationTest {
         var pmd = newPmdOperation()
                 .ruleSets(PmdOperation.RULE_SET_DEFAULT, CODE_STYLE_XML)
                 .inputPaths(ERROR_PRONE_SAMPLE, CODE_STYLE_SAMPLE);
-        assertThat(pmd.inputPaths()).contains(ERROR_PRONE_SAMPLE, CODE_STYLE_SAMPLE);
+        assertThat(pmd.inputPaths()).as("Path....").containsExactly(ERROR_PRONE_SAMPLE, CODE_STYLE_SAMPLE);
+        assertThat(pmd.performPmdAnalysis(TEST, pmd.initConfiguration(COMMAND_NAME))).isGreaterThan(0);
+
+        pmd = newPmdOperation()
+                .ruleSets(PmdOperation.RULE_SET_DEFAULT, CODE_STYLE_XML)
+                .inputPaths(ERROR_PRONE_SAMPLE.toFile(), CODE_STYLE_SAMPLE.toFile());
+        assertThat(pmd.inputPaths()).as("File...").containsExactly(ERROR_PRONE_SAMPLE, CODE_STYLE_SAMPLE);
+        assertThat(pmd.performPmdAnalysis(TEST, pmd.initConfiguration(COMMAND_NAME))).isGreaterThan(0);
+
+        pmd = newPmdOperation()
+                .ruleSets(PmdOperation.RULE_SET_DEFAULT, CODE_STYLE_XML)
+                .inputPaths(ERROR_PRONE_SAMPLE.toString(), CODE_STYLE_SAMPLE.toString());
+        assertThat(pmd.inputPaths()).as("String...").containsExactly(ERROR_PRONE_SAMPLE, CODE_STYLE_SAMPLE);
+        assertThat(pmd.performPmdAnalysis(TEST, pmd.initConfiguration(COMMAND_NAME))).isGreaterThan(0);
+
+        pmd = newPmdOperation()
+                .ruleSets(PmdOperation.RULE_SET_DEFAULT, CODE_STYLE_XML)
+                .inputPathsFiles(List.of(ERROR_PRONE_SAMPLE.toFile(), CODE_STYLE_SAMPLE.toFile()));
+        assertThat(pmd.inputPaths()).as("List(Path...)").containsExactly(ERROR_PRONE_SAMPLE, CODE_STYLE_SAMPLE);
+        assertThat(pmd.performPmdAnalysis(TEST, pmd.initConfiguration(COMMAND_NAME))).isGreaterThan(0);
+
+        pmd = newPmdOperation()
+                .ruleSets(PmdOperation.RULE_SET_DEFAULT, CODE_STYLE_XML)
+                .inputPathsStrings(List.of(ERROR_PRONE_SAMPLE.toString(), CODE_STYLE_SAMPLE.toString()));
+        assertThat(pmd.inputPaths()).as("List(String...)").containsExactly(ERROR_PRONE_SAMPLE, CODE_STYLE_SAMPLE);
         assertThat(pmd.performPmdAnalysis(TEST, pmd.initConfiguration(COMMAND_NAME))).isGreaterThan(0);
     }
 
@@ -235,6 +375,7 @@ class PmdOperationTest {
         var pmd = newPmdOperation().ruleSets(CODE_STYLE_XML).inputPaths(CODE_STYLE_SAMPLE);
         assertThat(pmd.performPmdAnalysis(TEST, pmd.initConfiguration(COMMAND_NAME)))
                 .as("code style").isGreaterThan(0);
+
         pmd = pmd.ruleSets(ERROR_PRONE_XML).inputPaths(ERROR_PRONE_SAMPLE);
         assertThat(pmd.performPmdAnalysis(TEST, pmd.initConfiguration(COMMAND_NAME)))
                 .as("code style + error prone").isGreaterThan(0);
@@ -245,7 +386,7 @@ class PmdOperationTest {
         var pmd = newPmdOperation()
                 .ruleSets(DESIGN_XML)
                 .inputPaths("src/test/resources/java/Design.java")
-                .cache(Path.of("build/pmd/design-cache"));
+                .cache(new File("build/pmd/design-cache"));
         assertThat(pmd.performPmdAnalysis(TEST, pmd.initConfiguration(COMMAND_NAME))).isGreaterThan(0);
     }
 
@@ -301,7 +442,7 @@ class PmdOperationTest {
         var pmd = newPmdOperation()
                 .forceLanguageVersion(language.getLatestVersion())
                 .defaultLanguageVersions(language.getVersions())
-                .languageVersions(language.getVersion("22"))
+                .languageVersions(language.getDefaultVersion())
                 .ruleSets(PmdOperation.RULE_SET_DEFAULT);
         assertThat(pmd.languageVersions()).contains(language.getDefaultVersion());
         assertThat(pmd.performPmdAnalysis(TEST, pmd.initConfiguration(COMMAND_NAME))).isGreaterThan(0);
@@ -319,6 +460,12 @@ class PmdOperationTest {
         assertThat(pmd).isEqualTo(0);
     }
 
+    @Test
+    void testPrependAuxClasspath() {
+        var pmd = newPmdOperation().ruleSets(CATEGORY_FOO).prependAuxClasspath(FOO, BAR);
+        assertThat(pmd.prependAuxClasspath()).isEqualTo(FOO + File.pathSeparator + BAR);
+    }
+
     @Test
     void testPriority() throws ExitStatusException {
         var pmd = newPmdOperation().inputPaths(CODE_STYLE_SAMPLE).minimumPriority(RulePriority.HIGH);
@@ -327,15 +474,26 @@ class PmdOperationTest {
 
     @Test
     void testRelativizeRoots() {
-        var foo = Path.of("foo/bar");
-        var bar = Path.of("bar/foo");
         var baz = Path.of("baz/foz");
 
-        var pmd = newPmdOperation().ruleSets(List.of(CATEGORY_FOO)).relativizeRoots(foo).relativizeRoots(bar.toFile())
-                .relativizeRoots(baz.toString()).relativizeRoots(List.of(foo, bar, baz));
+        var pmd = newPmdOperation().ruleSets(List.of(CATEGORY_FOO)).relativizeRoots(PATH_FOO).
+                relativizeRoots(PATH_BAR.toFile()).relativizeRoots(baz.toString())
+                .relativizeRoots(List.of(PATH_FOO, PATH_BAR, baz));
         var config = pmd.initConfiguration(COMMAND_NAME);
-        assertThat(config.getRelativizeRoots()).isEqualTo(pmd.relativizeRoots());
-        assertThat(config.getRelativizeRoots()).containsExactly(foo, bar, baz, foo, bar, baz);
+        assertThat(config.getRelativizeRoots()).isEqualTo(pmd.relativizeRoots())
+                .containsExactly(PATH_FOO, PATH_BAR, baz, PATH_FOO, PATH_BAR, baz);
+
+        pmd = newPmdOperation().ruleSets(List.of(CATEGORY_FOO))
+                .relativizeRootsFiles(List.of(PATH_FOO.toFile(), PATH_BAR.toFile(), baz.toFile()));
+        config = pmd.initConfiguration(COMMAND_NAME);
+        assertThat(config.getRelativizeRoots()).as("List(File...)").isEqualTo(pmd.relativizeRoots())
+                .containsExactly(PATH_FOO, PATH_BAR, baz);
+
+        pmd = newPmdOperation().ruleSets(List.of(CATEGORY_FOO))
+                .relativizeRootsStrings(List.of(PATH_FOO.toString(), PATH_BAR.toString(), baz.toString()));
+        config = pmd.initConfiguration(COMMAND_NAME);
+        assertThat(config.getRelativizeRoots()).as("List(String....)").isEqualTo(pmd.relativizeRoots())
+                .containsExactly(PATH_FOO, PATH_BAR, baz);
     }
 
     @Test
@@ -359,8 +517,11 @@ class PmdOperationTest {
     void testReportFormat() throws IOException, ExitStatusException {
         var pmd = newPmdOperation().ruleSets(ERROR_PRONE_XML).reportFormat("xml").inputPaths(ERROR_PRONE_SAMPLE);
         assertThat(pmd.performPmdAnalysis(TEST, pmd.initConfiguration(COMMAND_NAME))).isGreaterThan(0);
-        try (var br = Files.newBufferedReader(pmd.reportFile())) {
-            assertThat(br.readLine()).as("xml report").startsWith("<?xml version=\"1.0\" encoding=\"UTF-8\"?>");
+        try (var softly = new AutoCloseableSoftAssertions()) {
+            try (var br = Files.newBufferedReader(pmd.reportFile())) {
+                softly.assertThat(br.readLine()).as("xml report")
+                        .startsWith("<?xml version=\"1.0\" encoding=\"UTF-8\"?>");
+            }
         }
     }