Update to PMD 7.0.0-rc4

ReleaseNotes.md

@@ -13,15 +13,27 @@ This is a minor release.
 
 ### New and noteworthy
 
+* Updated to PMD 7.0.0-rc4
 * Support for Eclipse 2023-06 added
 * Support for Eclipse 2022-06 removed
 
 ### Fixed Issues
 
 * [#181](https://github.com/pmd/pmd-eclipse-plugin/pull/181): Support eclipse 2023-06
+* [#182](https://github.com/pmd/pmd-eclipse-plugin/pull/182): Update to PMD 7.0.0-rc4
 
 ### API Changes
 
+* The deprecated field net.sourceforge.pmd.eclipse.runtime.PMDRuntimeConstants.MAX_VIOLATIONS_DESCRIPTOR has been
+  removed.
+* The following deprecated classes have been removed
+  * net.sourceforge.pmd.eclipse.ui.preferences.br.FilterManager
+  * net.sourceforge.pmd.eclipse.ui.preferences.editors.FileEditorFactory
+  * net.sourceforge.pmd.eclipse.ui.preferences.editors.FloatEditorFactory
+* The following packages are not exported anymore, as they don't exist anymore:
+  * net.sourceforge.pmd.cpd.renderer
+  * net.sourceforge.pmd.properties.constraints
+
 ### External Contributions
 
 ## 30-May-2023: 7.0.0.v20230530-1924-rc3

net.sourceforge.pmd.eclipse.plugin/META-INF/MANIFEST.MF

@@ -24,15 +24,13 @@ Bundle-ClassPath: .,
  target/lib/checker-qual.jar,
  target/lib/common_2.13.jar,
  target/lib/commons-lang3.jar,
- target/lib/fastparse-v2_2.13.jar,
  target/lib/geny_2.13.jar,
  target/lib/groovy.jar,
  target/lib/gson.jar,
  target/lib/javax.activation-api.jar,
  target/lib/jaxb-api.jar,
  target/lib/jaxb-core.jar,
  target/lib/jaxb-impl.jar,
- target/lib/jcommander.jar,
  target/lib/jsoup.jar,
  target/lib/jul-to-slf4j.jar,
  target/lib/lenses_2.13.jar,
@@ -96,7 +94,6 @@ Export-Package: ch.qos.logback.classic;x-friends:="net.sourceforge.pmd.eclipse.p
    net.sourceforge.pmd.lang.rule.properties,
    net.sourceforge.pmd.lang.dfa.report",
  net.sourceforge.pmd.cpd,
- net.sourceforge.pmd.cpd.renderer,
  net.sourceforge.pmd.eclipse.core;uses:="net.sourceforge.pmd",
  net.sourceforge.pmd.eclipse.core.impl;x-friends:="net.sourceforge.pmd.eclipse.plugin.test",
  net.sourceforge.pmd.eclipse.plugin;
@@ -138,7 +135,6 @@ Export-Package: ch.qos.logback.classic;x-friends:="net.sourceforge.pmd.eclipse.p
  net.sourceforge.pmd.lang.rule,
  net.sourceforge.pmd.lang.rule.xpath,
  net.sourceforge.pmd.properties,
- net.sourceforge.pmd.properties.constraints,
  net.sourceforge.pmd.renderers,
  net.sourceforge.pmd.reporting,
  net.sourceforge.pmd.util;uses:="net.sourceforge.pmd.lang.java.ast",

net.sourceforge.pmd.eclipse.plugin/src/main/java/net/sourceforge/pmd/eclipse/plugin/PMDPlugin.java

@@ -84,7 +84,6 @@
 import net.sourceforge.pmd.eclipse.ui.priority.PriorityDescriptorCache;
 import net.sourceforge.pmd.eclipse.ui.views.PriorityFilter;
 import net.sourceforge.pmd.eclipse.util.ResourceManager;
-import net.sourceforge.pmd.lang.LanguageRegistry;
 import net.sourceforge.pmd.lang.LanguageVersion;
 import net.sourceforge.pmd.lang.java.JavaLanguageModule;
 import net.sourceforge.pmd.lang.rule.RuleReference;
@@ -172,7 +171,7 @@ public static LanguageVersion javaVersionFor(IProject project) {
 
         if (jProject.exists()) {
             String compilerCompliance = jProject.getOption(JavaCore.COMPILER_COMPLIANCE, true);
-            return LanguageRegistry.getLanguage(JavaLanguageModule.NAME).getVersion(compilerCompliance);
+            return JavaLanguageModule.getInstance().getVersion(compilerCompliance);
         }
         return null;
     }

net.sourceforge.pmd.eclipse.plugin/src/main/java/net/sourceforge/pmd/eclipse/runtime/PMDRuntimeConstants.java

@@ -30,15 +30,6 @@ public final class PMDRuntimeConstants {
     public static final String[] ALL_MARKER_TYPES = new String[] { PMD_MARKER, PMD_DFA_MARKER, PMD_TASKMARKER,
         PMD_MARKER_1, PMD_MARKER_2, PMD_MARKER_3, PMD_MARKER_4, PMD_MARKER_5 };
 
-    /**
-     * @deprecated not useful, as the property cannot occur on rules anyway. The default was used always,
-     *             which was 1000 violations.
-     */
-    @Deprecated
-    public static final net.sourceforge.pmd.properties.IntegerProperty MAX_VIOLATIONS_DESCRIPTOR =
-        new net.sourceforge.pmd.properties.IntegerProperty("maxviolations",
-            "Max allowable violations", 1, Integer.MAX_VALUE - 1, 1000, 0f);
-
     public static final String ID_PERSPECTIVE = "net.sourceforge.pmd.eclipse.ui.views.pmdPerspective";
 
     public static final String KEY_MARKERATT_RULENAME = "rulename";

net.sourceforge.pmd.eclipse.plugin/src/main/java/net/sourceforge/pmd/eclipse/runtime/cmd/BaseVisitor.java

@@ -275,7 +275,7 @@ protected final void reviewResource(IResource resource) {
             LanguageVersion languageVersion = languageDiscoverer.getDefaultLanguageVersionForFile(file.getName());
             // in case it is java, select the correct java version
             if (languageVersion != null
-                    && LanguageRegistry.getLanguage(JavaLanguageModule.NAME).equals(languageVersion.getLanguage())) {
+                    && JavaLanguageModule.getInstance().equals(languageVersion.getLanguage())) {
                 languageVersion = PMDPlugin.javaVersionFor(file.getProject());
             }
             if (languageVersion != null) {

net.sourceforge.pmd.eclipse.plugin/src/main/java/net/sourceforge/pmd/eclipse/runtime/cmd/CPDVisitor.java

@@ -17,7 +17,7 @@
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-import net.sourceforge.pmd.cpd.Language;
+import net.sourceforge.pmd.cpd.CpdCapableLanguage;
 import net.sourceforge.pmd.eclipse.runtime.properties.PropertiesException;
 
 /**
@@ -32,7 +32,7 @@ public class CPDVisitor implements IResourceVisitor {
     private static final Logger LOG = LoggerFactory.getLogger(CPDVisitor.class);
     private boolean includeDerivedFiles;
     private ResourceWorkingSetFilter workingSetFilter;
-    private Language language;
+    private CpdCapableLanguage language;
     private List<File> files;
 
     /**
@@ -56,7 +56,7 @@ public void setWorkingSet(IWorkingSet workingSet) {
      * @param language
      *            Only add files with that language
      */
-    public void setLanguage(Language language) {
+    public void setLanguage(CpdCapableLanguage language) {
         this.language = language;
     }
 
@@ -88,7 +88,8 @@ public boolean visit(IResource resource) throws CoreException {
             File ioFile = file.getLocation().toFile();
             try {
                 if (StringUtils.isNotBlank(file.getFileExtension())
-                        && language.getFileFilter().accept(ioFile, file.getName()) && isFileInWorkingSet(file)
+                        && language.hasExtension(file.getFileExtension())
+                        && isFileInWorkingSet(file)
                         && (includeDerivedFiles || !file.isDerived())) {
                     LOG.debug("Add file " + resource.getName());
                     files.add(ioFile);

net.sourceforge.pmd.eclipse.plugin/src/main/java/net/sourceforge/pmd/eclipse/runtime/cmd/DetectCutAndPasteCmd.java

@@ -11,9 +11,12 @@
 import java.io.InputStream;
 import java.io.OutputStreamWriter;
 import java.io.Writer;
+import java.nio.charset.Charset;
 import java.util.ArrayList;
 import java.util.Iterator;
 import java.util.List;
+import java.util.concurrent.atomic.AtomicReference;
+import java.util.function.Consumer;
 
 import org.apache.commons.lang3.StringUtils;
 import org.eclipse.core.resources.IFile;
@@ -25,16 +28,17 @@
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-import net.sourceforge.pmd.cpd.CPD;
 import net.sourceforge.pmd.cpd.CPDConfiguration;
 import net.sourceforge.pmd.cpd.CPDReport;
-import net.sourceforge.pmd.cpd.Language;
-import net.sourceforge.pmd.cpd.LanguageFactory;
-import net.sourceforge.pmd.cpd.renderer.CPDReportRenderer;
+import net.sourceforge.pmd.cpd.CPDReportRenderer;
+import net.sourceforge.pmd.cpd.CpdAnalysis;
+import net.sourceforge.pmd.cpd.CpdCapableLanguage;
 import net.sourceforge.pmd.eclipse.plugin.PMDPlugin;
 import net.sourceforge.pmd.eclipse.runtime.PMDRuntimeConstants;
+import net.sourceforge.pmd.eclipse.runtime.cmd.internal.CpdResult;
 import net.sourceforge.pmd.eclipse.runtime.properties.IProjectProperties;
 import net.sourceforge.pmd.eclipse.runtime.properties.PropertiesException;
+import net.sourceforge.pmd.lang.LanguageRegistry;
 
 /**
  * This command produces a report of the Cut And Paste detector.
@@ -44,7 +48,7 @@
  */
 public class DetectCutAndPasteCmd extends AbstractProjectCommand {
 
-    private Language language;
+    private CpdCapableLanguage language;
     private int minTileSize;
     private CPDReportRenderer renderer;
     private String reportName;
@@ -65,13 +69,13 @@ public DetectCutAndPasteCmd() {
         listeners = new ArrayList<>();
     }
 
-    private void notifyListeners(final CPDReport cpdResult) {
+    private void notifyListeners(final CpdResult cpdResult) {
         // trigger event propertyChanged for all listeners
         Display.getDefault().asyncExec(new Runnable() {
             @Override
             public void run() {
                 for (IPropertyListener listener : listeners) {
-                    listener.propertyChanged(cpdResult.getMatches(), PMDRuntimeConstants.PROPERTY_CPD);
+                    listener.propertyChanged(cpdResult, PMDRuntimeConstants.PROPERTY_CPD);
                 }
             }
         });
@@ -90,13 +94,15 @@ public void execute() {
             setStepCount(files.size());
             beginTask("Finding suspect Cut And Paste", getStepCount() * 2);
 
+            Consumer<CPDReport> renderer = null;
+            if (createReport) {
+                renderer = this::renderReport;
+            }
+
             if (!isCanceled()) {
-                final CPDReport cpdResult = detectCutAndPaste(files);
+                final CpdResult cpdResult = detectCutAndPaste(files, renderer);
 
                 if (!isCanceled()) {
-                    if (createReport) {
-                        renderReport(cpdResult);
-                    }
                     notifyListeners(cpdResult);
                 }
             }
@@ -130,7 +136,7 @@ public void reset() {
      *            The language to set.
      */
     public void setLanguage(String theLanguage) {
-        language = LanguageFactory.createLanguage(theLanguage);
+        language = (CpdCapableLanguage) LanguageRegistry.CPD.getLanguageById(theLanguage);
     }
 
     /**
@@ -206,39 +212,41 @@ private List<File> findCandidateFiles() throws PropertiesException, CoreExceptio
      * @return the CPD itself for retrieving the matches.
      * @throws CoreException
      */
-    private CPDReport detectCutAndPaste(final List<File> files) {
+    private CpdResult detectCutAndPaste(final List<File> files, final Consumer<CPDReport> renderer) {
         LOG.debug("Searching for project files");
 
-        final CPD cpd = newCPD();
+        final AtomicReference<CpdResult> reportResult = new AtomicReference<>();
 
-        subTask("Collecting files for CPD");
-        final Iterator<File> fileIterator = files.iterator();
-        while (fileIterator.hasNext() && !isCanceled()) {
-            final File file = fileIterator.next();
-            try {
-                cpd.add(file);
+        CPDConfiguration config = new CPDConfiguration();
+        config.setMinimumTileSize(minTileSize);
+        config.setOnlyRecognizeLanguage(language);
+        config.setSourceEncoding(Charset.defaultCharset());
+
+        try (CpdAnalysis cpd = CpdAnalysis.create(config)) {
+            subTask("Collecting files for CPD");
+            final Iterator<File> fileIterator = files.iterator();
+            while (fileIterator.hasNext() && !isCanceled()) {
+                final File file = fileIterator.next();
+                cpd.files().addFile(file.toPath());
                 worked(1);
-            } catch (IOException e) {
-                LOG.warn("IOException when adding file " + file.getName() + " to CPD. Continuing.", e);
             }
-        }
 
-        if (!isCanceled()) {
-            subTask("Performing CPD");
-            LOG.debug("Performing CPD");
-            cpd.go();
-            worked(getStepCount());
+            if (!isCanceled()) {
+                subTask("Performing CPD");
+                LOG.debug("Performing CPD");
+                cpd.performAnalysis(r -> {
+                    if (renderer != null) {
+                        renderer.accept(r);
+                    }
+                    reportResult.set(new CpdResult(r));
+                });
+                worked(getStepCount());
+            }
+        } catch (IOException e) {
+            LOG.error("IOException while executing CPD", e);
         }
 
-        return cpd.toReport();
-    }
-
-    private CPD newCPD() {
-        CPDConfiguration config = new CPDConfiguration();
-        config.setMinimumTileSize(minTileSize);
-        config.setLanguage(language);
-        config.setSourceEncoding(System.getProperty("file.encoding"));
-        return new CPD(config);
+        return reportResult.get();
     }
 
     /**

net.sourceforge.pmd.eclipse.plugin/src/main/java/net/sourceforge/pmd/eclipse/runtime/cmd/internal/CpdMarkWithSourceCode.java

@@ -0,0 +1,26 @@
+/*
+ * BSD-style license; for more info see http://pmd.sourceforge.net/license.html
+ */
+
+
+package net.sourceforge.pmd.eclipse.runtime.cmd.internal;
+
+import net.sourceforge.pmd.cpd.Mark;
+
+public class CpdMarkWithSourceCode {
+    private final Mark mark;
+    private final CharSequence sourceCode;
+
+    public CpdMarkWithSourceCode(CpdResult result, Mark mark) {
+        this.mark = mark;
+        sourceCode = result.getSourceCodeSlices().get(this.mark);
+    }
+
+    public Mark getMark() {
+        return mark;
+    }
+
+    public CharSequence getSourceCode() {
+        return sourceCode;
+    }
+}

net.sourceforge.pmd.eclipse.plugin/src/main/java/net/sourceforge/pmd/eclipse/runtime/cmd/internal/CpdMatchWithSourceCode.java

@@ -0,0 +1,32 @@
+/*
+ * BSD-style license; for more info see http://pmd.sourceforge.net/license.html
+ */
+
+
+package net.sourceforge.pmd.eclipse.runtime.cmd.internal;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import net.sourceforge.pmd.cpd.Mark;
+import net.sourceforge.pmd.cpd.Match;
+
+public class CpdMatchWithSourceCode {
+    private final Match match;
+    private final Map<Mark, CharSequence> sourceCodeSlices = new HashMap<>();
+
+    public CpdMatchWithSourceCode(CpdResult result, Match match) {
+        this.match = match;
+        for (Mark mark : this.match.getMarkSet()) {
+            sourceCodeSlices.put(mark, result.getSourceCodeSlices().get(mark));
+        }
+    }
+
+    public Match getMatch() {
+        return match;
+    }
+
+    public Map<Mark, CharSequence> getSourceCodeSlices() {
+        return sourceCodeSlices;
+    }
+}

net.sourceforge.pmd.eclipse.plugin/src/main/java/net/sourceforge/pmd/eclipse/runtime/cmd/internal/CpdResult.java

@@ -0,0 +1,37 @@
+/*
+ * BSD-style license; for more info see http://pmd.sourceforge.net/license.html
+ */
+
+
+package net.sourceforge.pmd.eclipse.runtime.cmd.internal;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+import net.sourceforge.pmd.cpd.CPDReport;
+import net.sourceforge.pmd.cpd.Mark;
+import net.sourceforge.pmd.cpd.Match;
+
+public class CpdResult {
+    private List<Match> matches = new ArrayList<>();
+    private Map<Mark, CharSequence> sourceCodeSlices = new HashMap<>();
+
+    public CpdResult(CPDReport report) {
+        matches.addAll(report.getMatches());
+        for (Match match : matches) {
+            for (Mark mark : match.getMarkSet()) {
+                sourceCodeSlices.put(mark, report.getSourceCodeSlice(mark));
+            }
+        }
+    }
+
+    public List<Match> getMatches() {
+        return matches;
+    }
+
+    public Map<Mark, CharSequence> getSourceCodeSlices() {
+        return sourceCodeSlices;
+    }
+}