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Find duplicate classes on the classpath

Recipe IDorg.openrewrite.java.dependencies.search.FindDuplicateClasses
Artifactorg.openrewrite.recipe:rewrite-java-dependencies

Detects classes that appear in multiple dependencies on the classpath. This is similar to what the Maven duplicate-finder-maven-plugin does. Duplicate classes can cause runtime issues when different versions of the same class are loaded.

Single recipeApache 2.0

Usage

This recipe has no required configuration options. You’ll need the Moderne CLI configured before running the command below.

mod run . --recipe org.openrewrite.java.dependencies.search.FindDuplicateClasses

If the recipe isn’t available locally, install it with:

mod config recipes jar install org.openrewrite.recipe:rewrite-java-dependencies:1.60.0

Data tables

Structured output this recipe can produce.

  • Duplicate classes reportLists classes that appear in multiple dependencies on the classpathorg.openrewrite.java.dependencies.table.DuplicateClassesReport
  • Source files that had resultsSource files that were modified by the recipe run.org.openrewrite.table.SourcesFileResults
  • Source files that had search resultsSearch results that were found during the recipe run.org.openrewrite.table.SearchResults
  • Source files that errored on a recipeThe details of all errors produced by a recipe run.org.openrewrite.table.SourcesFileErrors
  • Recipe performanceStatistics used in analyzing the performance of recipes.org.openrewrite.table.RecipeRunStats