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Anmol202005Anmol202005
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Updated CheckstyleAutoFix to load report
1 parent 706b598 commit da19a94

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8 files changed

+184
-40
lines changed

8 files changed

+184
-40
lines changed

‎config/import-control.xml‎

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@@ -11,4 +11,5 @@
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<allow pkg="javax.xml.stream"/>
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<allow pkg="org.checkstyle"/>
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<allow pkg="java.util"/>
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<allow pkg="org.reflections"/>
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</import-control>

‎config/suppressions.xml‎

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@@ -9,4 +9,5 @@
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<suppress checks="JavadocVariable" files=".*"/>
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<suppress checks="MissingJavadocMethod" files=".*"/>
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<suppress checks="DesignForExtension" files="[\\/]src[\\/]test[\\/]java[\\/]org[\\/]checkstyle[\\/]autofix[\\/]recipe[\\/]AbstractRecipeTest\.java"/>
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<suppress checks="DesignForExtension" files="[\\/]src[\\/]main[\\/]java[\\/]org[\\/]checkstyle[\\/]autofix[\\/]CheckstyleAutoFix\.java"/>
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</suppressions>

‎pom.xml‎

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@@ -111,32 +111,6 @@
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</configuration>
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</plugin>
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<plugin>
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<groupId>org.openrewrite.maven</groupId>
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<artifactId>rewrite-maven-plugin</artifactId>
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<version>${rewrite.maven.plugin}</version>
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<configuration>
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<activeRecipes>
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<recipe>org.checkstyle.autofix.CheckstyleAutoFix</recipe>
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</activeRecipes>
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<exclusions>
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<exclusion>src/test/resources/**</exclusion>
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</exclusions>
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<recipeArtifactCoordinates>
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<coordinate>org.checkstyle.autofix:checkstyle-openrewrite-recipes:1.0.0</coordinate>
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</recipeArtifactCoordinates>
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</configuration>
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<executions>
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<execution>
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<id>checkstyle-autofix</id>
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<phase>process-sources</phase>
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<goals>
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<goal>run</goal>
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</goals>
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</execution>
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</executions>
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</plugin>
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<!-- Checkstyle plugin for code style regulation -->
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<plugin>
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</execution>
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</executions>
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</plugin>
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<plugin>
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<groupId>org.openrewrite.maven</groupId>
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<artifactId>rewrite-maven-plugin</artifactId>
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<version>${rewrite.maven.plugin}</version>
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<configuration>
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<activeRecipes>
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<recipe>CheckstyleAutoFixConfigured</recipe>
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</activeRecipes>
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<exclusions>
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<exclusion>src/test/resources/**</exclusion>
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</exclusions>
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<recipeArtifactCoordinates>
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<coordinate>org.checkstyle.autofix:checkstyle-openrewrite-recipes:1.0.0</coordinate>
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</recipeArtifactCoordinates>
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</configuration>
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<executions>
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<execution>
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<id>checkstyle-autofix</id>
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<phase>verify</phase>
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<goals>
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<goal>run</goal>
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</goals>
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</execution>
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</executions>
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</plugin>
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</plugins>
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</build>
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‎src/main/java/org/checkstyle/autofix/CheckstyleAutoFix.java‎

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@@ -17,17 +17,24 @@
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package org.checkstyle.autofix;
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20-
import java.util.Collections;
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import java.nio.file.Path;
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import java.util.List;
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import org.checkstyle.autofix.recipe.UpperEll;
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import org.checkstyle.autofix.parser.CheckstyleReportsParser;
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import org.checkstyle.autofix.parser.CheckstyleViolation;
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import org.openrewrite.Option;
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import org.openrewrite.Recipe;
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/**
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* Main recipe that automatically fixes all supported Checkstyle violations.
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*/
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public class CheckstyleAutoFix extends Recipe {
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@Option(displayName = "Violation report path",
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description = "Path to the checkstyle violation report XML file.",
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example = "target/checkstyle/checkstyle-report.xml")
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private String violationReportPath;
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@Override
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public String getDisplayName() {
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return "Checkstyle autoFix";
@@ -38,11 +45,16 @@ public String getDescription() {
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return "Automatically fixes Checkstyle violations.";
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}
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public String getViolationReportPath() {
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return violationReportPath;
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}
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@Override
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public List<Recipe> getRecipeList() {
43-
return Collections.singletonList(
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45-
new UpperEll()
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);
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final List<CheckstyleViolation> violations = CheckstyleReportsParser
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.parse(Path.of(getViolationReportPath()));
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return CheckstyleRecipeRegistry.getRecipes(violations);
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}
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}

‎src/main/java/org/checkstyle/autofix/CheckstyleRecipeRegistry.java‎

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///////////////////////////////////////////////////////////////////////////////////////////////
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// checkstyle-openrewrite-recipes: Automatically fix Checkstyle violations with OpenRewrite.
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// Copyright (C) 2025 The Checkstyle OpenRewrite Recipes Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
12+
// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14+
// See the License for the specific language governing permissions and
15+
// limitations under the License.
16+
///////////////////////////////////////////////////////////////////////////////////////////////
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18+
package org.checkstyle.autofix;
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20+
import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import java.util.function.Function;
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import java.util.stream.Collectors;
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27+
import org.checkstyle.autofix.parser.CheckstyleViolation;
28+
import org.checkstyle.autofix.recipe.UpperEll;
29+
import org.openrewrite.Recipe;
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public final class CheckstyleRecipeRegistry {
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33+
private static final Map<String, Function<List<CheckstyleViolation>, Recipe>> RECIPE_MAP =
34+
new HashMap<>();
35+
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static {
37+
RECIPE_MAP.put("UpperEllCheck", UpperEll::new);
38+
}
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private CheckstyleRecipeRegistry() {
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// utility class
42+
}
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/**
45+
* Returns a list of Recipe objects based on the given list of Checkstyle violations.
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* The method groups violations by their check name, finds the matching recipe factory
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* using the simple name of the check, and applies the factory to generate Recipe instances.
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*
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* @param violations the list of Checkstyle violations
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* @return a list of generated Recipe objects
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*/
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public static List<Recipe> getRecipes(List<CheckstyleViolation> violations) {
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54+
final Map<String, List<CheckstyleViolation>> violationsByCheck = violations.stream()
55+
.collect(Collectors.groupingBy(CheckstyleViolation::getSource));
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57+
final List<Recipe> recipes = new ArrayList<>();
58+
59+
for (Map.Entry<String, List<CheckstyleViolation>> entry : violationsByCheck.entrySet()) {
60+
final String checkName = entry.getKey();
61+
final String simpleCheckName = checkName
62+
.substring(checkName.lastIndexOf('.') + 1);
63+
final List<CheckstyleViolation> records = entry.getValue();
64+
65+
final Function<List<CheckstyleViolation>, Recipe> recipeFactory =
66+
RECIPE_MAP.get(simpleCheckName);
67+
if (recipeFactory != null) {
68+
recipes.add(recipeFactory.apply(records));
69+
}
70+
}
71+
72+
return recipes;
73+
}
74+
}

‎src/main/java/org/checkstyle/autofix/recipe/UpperEll.java‎

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@@ -18,7 +18,6 @@
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package org.checkstyle.autofix.recipe;
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2020
import java.nio.file.Path;
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import java.util.ArrayList;
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import java.util.List;
2322
import java.util.concurrent.CancellationException;
2423
import java.util.function.Function;
@@ -42,10 +41,6 @@ public class UpperEll extends Recipe {
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4342
private final List<CheckstyleViolation> violations;
4443

45-
public UpperEll() {
46-
this(new ArrayList<>());
47-
}
48-
4944
public UpperEll(List<CheckstyleViolation> violations) {
5045
this.violations = violations;
5146
}

‎src/main/resources/META-INF/rewrite/recipes.yml‎

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11
---
22
type: specs.openrewrite.org/v1beta/recipe
3-
name: org.checkstyle.autofix.CheckstyleAutoFix
4-
displayName: Checkstyle autoFix
5-
description: Automatically fixes Checkstyle violations.
3+
name: CheckstyleAutoFixConfigured
4+
displayName: Checkstyle Auto Fix Configured
5+
description: |
6+
Automatically applies OpenRewrite recipes to fix Checkstyle violations
7+
based on the provided Checkstyle XML violation report. This recipe serves
8+
as an entry point to apply all auto-fixable rules configured in the report.
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tags:
710
- checkstyle
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- autofix
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- static-analysis
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- java
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- code-quality
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recipeList:
10-
- org.checkstyle.autofix.recipe.UpperEll
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- org.checkstyle.autofix.CheckstyleAutoFix:
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violationReportPath: "target/checkstyle/checkstyle-report.xml"

‎src/test/java/org/checkstyle/autofix/CheckstyleRecipeRegistryTest.java‎

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///////////////////////////////////////////////////////////////////////////////////////////////
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// checkstyle-openrewrite-recipes: Automatically fix Checkstyle violations with OpenRewrite.
3+
// Copyright (C) 2025 The Checkstyle OpenRewrite Recipes Authors
4+
//
5+
// Licensed under the Apache License, Version 2.0 (the "License");
6+
// you may not use this file except in compliance with the License.
7+
// You may obtain a copy of the License at
8+
//
9+
// http://www.apache.org/licenses/LICENSE-2.0
10+
//
11+
// Unless required by applicable law or agreed to in writing, software
12+
// distributed under the License is distributed on an "AS IS" BASIS,
13+
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14+
// See the License for the specific language governing permissions and
15+
// limitations under the License.
16+
///////////////////////////////////////////////////////////////////////////////////////////////
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18+
package org.checkstyle.autofix;
19+
20+
import static org.junit.jupiter.api.Assertions.assertEquals;
21+
22+
import java.util.List;
23+
24+
import org.checkstyle.autofix.parser.CheckstyleViolation;
25+
import org.junit.jupiter.api.Test;
26+
import org.openrewrite.Recipe;
27+
28+
public class CheckstyleRecipeRegistryTest {
29+
30+
@Test
31+
void testGetRecipesReturnsCorrectRecipe() {
32+
33+
final List<CheckstyleViolation> violations = List.of(
34+
new CheckstyleViolation(5, 10, "error",
35+
"com.puppycrawl.tools.checkstyle.checks.UpperEllCheck",
36+
"Use uppercase 'L' for long literals.", "Example1.java"),
37+
38+
new CheckstyleViolation(15, 20, "error",
39+
"com.puppycrawl.tools.checkstyle.checks.UpperEllCheck",
40+
"Use uppercase 'L' for long literals.", "Example2.java"),
41+
42+
new CheckstyleViolation(8, 12, "error",
43+
"com.puppycrawl.tools.checkstyle.checks.coding.FinalLocalVariableCheck",
44+
"Variable should be declared final.", "Example3.java")
45+
);
46+
47+
final List<Recipe> recipes = CheckstyleRecipeRegistry.getRecipes(violations);
48+
49+
assertEquals(1, recipes.size(), "Should return one recipe");
50+
assertEquals("UpperEll recipe", recipes.get(0).getDisplayName());
51+
}
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53+
}

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