Hacktoberfest 2026: the issues maintainers tagged for October, open and beginner-friendly. Browse Hacktoberfest issues

`ArrayIndexOutOfBoundsException`: Index 570 out of bounds for length 570

Open
#2,491 4 comments 0 reactions 0 assignees View on GitHub

Nobody has claimed this yet.

Assessment

Difficulty
4/5
Estimated time
3-5 days
Newbie friendliness
55/100
Issue type
Bug
Clarity
Mostly clear
Activity status
Active
Tech stack
java
Domain
tooling

Research direction

Start with extensions/resteasy-reactive/rest-client/deployment/src/main/java/io/quarkus/rest/client/reactive/deployment/ClientRedirectHandler.java and reproduce the Spotless Java formatting failure described in the issue. Trace the Eclipse JDT formatter stack around CommentsPreparator.addSubstituteWraps; done means formatting this file completes without the ArrayIndexOutOfBoundsException.

Written by the indexing model from the issue text.

Description

[INFO] --- spotless:2.44.4:apply (format-java) @ quarkus-rest-client-deployment ---
[INFO] Index file does not exist. Fallback to an empty index
[INFO] clean file: /Users/vincent.potucek/IdeaProjects/quarkus/extensions/resteasy-reactive/rest-client/deployment/src/test/java/io/quarkus/rest/client/reactive/InterfacePathInheritanceTest.java
[ERROR] Step 'eclipse jdt formatter' found problem in 'ClientRedirectHandler.java':
null
java.lang.reflect.InvocationTargetException
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:118)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at com.diffplug.spotless.extra.java.EclipseJdtFormatterStep.lambda$apply$0 (EclipseJdtFormatterStep.java:52)
    at com.diffplug.spotless.FormatterFunc$NeedsFile.apply (FormatterFunc.java:174)
    at com.diffplug.spotless.FormatterStepEqualityOnStateSerialization.format (FormatterStepEqualityOnStateSerialization.java:49)
    at com.diffplug.spotless.Formatter.computeWithLint (Formatter.java:170)
    at com.diffplug.spotless.DirtyState.of (DirtyState.java:97)
    at com.diffplug.spotless.DirtyState.of (DirtyState.java:82)
    at com.diffplug.spotless.DirtyState.of (DirtyState.java:77)
    at com.diffplug.spotless.DirtyState.of (DirtyState.java:73)
    at com.diffplug.spotless.maven.SpotlessApplyMojo.process (SpotlessApplyMojo.java:63)
    at com.diffplug.spotless.maven.AbstractSpotlessMojo.execute (AbstractSpotlessMojo.java:255)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at com.gradle.maven.cache.extension.c.n.a (SourceFile:53)
    at com.gradle.maven.cache.extension.c.d.a (SourceFile:27)
    at com.gradle.maven.cache.extension.c.q.a (SourceFile:23)
    at com.gradle.maven.cache.extension.c.j.a (SourceFile:28)
    at com.gradle.maven.cache.extension.c.p.a (SourceFile:27)
    at com.gradle.maven.cache.extension.c.b.c (SourceFile:118)
    at com.gradle.maven.cache.extension.c.b.a (SourceFile:62)
    at com.gradle.maven.cache.extension.c.g.a (SourceFile:27)
    at com.gradle.maven.cache.extension.c.a.a (SourceFile:46)
    at com.gradle.maven.cache.extension.c.o.a (SourceFile:18)
    at com.gradle.maven.cache.extension.c.a.a (SourceFile:46)
    at com.gradle.maven.cache.extension.c.c.a (SourceFile:26)
    at com.gradle.maven.cache.extension.c.h$1.run (SourceFile:35)
    at org.gradle.internal.operations.DefaultBuildOperationRunner$1.execute (SourceFile:30)
    at org.gradle.internal.operations.DefaultBuildOperationRunner$1.execute (SourceFile:27)
    at org.gradle.internal.operations.DefaultBuildOperationRunner$2.execute (SourceFile:67)
    at org.gradle.internal.operations.DefaultBuildOperationRunner$2.execute (SourceFile:60)
    at org.gradle.internal.operations.DefaultBuildOperationRunner.execute (SourceFile:167)
    at org.gradle.internal.operations.DefaultBuildOperationRunner.execute (SourceFile:60)
    at org.gradle.internal.operations.DefaultBuildOperationRunner.run (SourceFile:48)
    at com.gradle.maven.cache.extension.c.h.a (SourceFile:31)
    at com.gradle.maven.cache.extension.c.m.a (SourceFile:80)
    at com.gradle.maven.cache.extension.g.b.lambda$createProxy$0 (SourceFile:76)
    at jdk.proxy35.$Proxy135.execute (Unknown Source)
    at com.gradle.maven.scan.extension.internal.d.b.executeMojo (SourceFile:116)
    at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute2 (MojoExecutor.java:328)
    at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute (MojoExecutor.java:316)
    at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:212)
    at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:174)
    at org.apache.maven.lifecycle.internal.MojoExecutor.access$000 (MojoExecutor.java:75)
    at org.apache.maven.lifecycle.internal.MojoExecutor$1.run (MojoExecutor.java:162)
    at org.apache.maven.plugin.DefaultMojosExecutionStrategy.execute (DefaultMojosExecutionStrategy.java:39)
    at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:159)
    at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:105)
    at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:73)
    at org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build (SingleThreadedBuilder.java:53)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:118)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:261)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:255)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:201)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:361)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:314)
Caused by: java.lang.ArrayIndexOutOfBoundsException: Index 570 out of bounds for length 570
    at org.eclipse.jdt.internal.formatter.CommentsPreparator.addSubstituteWraps (CommentsPreparator.java:1331)
    at org.eclipse.jdt.internal.formatter.CommentsPreparator.endVisit (CommentsPreparator.java:624)
    at org.eclipse.jdt.core.dom.Javadoc.accept0 (Javadoc.java:234)
    at org.eclipse.jdt.core.dom.ASTNode.accept (ASTNode.java:3312)
    at org.eclipse.jdt.internal.formatter.DefaultCodeFormatter.prepareComments (DefaultCodeFormatter.java:426)
    at org.eclipse.jdt.internal.formatter.DefaultCodeFormatter.prepareFormattedCode (DefaultCodeFormatter.java:228)
    at org.eclipse.jdt.internal.formatter.DefaultCodeFormatter.format (DefaultCodeFormatter.java:183)
    at org.eclipse.jdt.internal.formatter.DefaultCodeFormatter.format (DefaultCodeFormatter.java:167)
    at com.diffplug.spotless.extra.glue.jdt.EclipseJdtFormatterStepImpl.format (EclipseJdtFormatterStepImpl.java:54)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at com.diffplug.spotless.extra.java.EclipseJdtFormatterStep.lambda$apply$0 (EclipseJdtFormatterStep.java:52)
    at com.diffplug.spotless.FormatterFunc$NeedsFile.apply (FormatterFunc.java:174)
    at com.diffplug.spotless.FormatterStepEqualityOnStateSerialization.format (FormatterStepEqualityOnStateSerialization.java:49)
    at com.diffplug.spotless.Formatter.computeWithLint (Formatter.java:170)
    at com.diffplug.spotless.DirtyState.of (DirtyState.java:97)
    at com.diffplug.spotless.DirtyState.of (DirtyState.java:82)
    at com.diffplug.spotless.DirtyState.of (DirtyState.java:77)
    at com.diffplug.spotless.DirtyState.of (DirtyState.java:73)
    at com.diffplug.spotless.maven.SpotlessApplyMojo.process (SpotlessApplyMojo.java:63)
    at com.diffplug.spotless.maven.AbstractSpotlessMojo.execute (AbstractSpotlessMojo.java:255)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at com.gradle.maven.cache.extension.c.n.a (SourceFile:53)
    at com.gradle.maven.cache.extension.c.d.a (SourceFile:27)
    at com.gradle.maven.cache.extension.c.q.a (SourceFile:23)
    at com.gradle.maven.cache.extension.c.j.a (SourceFile:28)
    at com.gradle.maven.cache.extension.c.p.a (SourceFile:27)
    at com.gradle.maven.cache.extension.c.b.c (SourceFile:118)
    at com.gradle.maven.cache.extension.c.b.a (SourceFile:62)
    at com.gradle.maven.cache.extension.c.g.a (SourceFile:27)
    at com.gradle.maven.cache.extension.c.a.a (SourceFile:46)
    at com.gradle.maven.cache.extension.c.o.a (SourceFile:18)
    at com.gradle.maven.cache.extension.c.a.a (SourceFile:46)
    at com.gradle.maven.cache.extension.c.c.a (SourceFile:26)
    at com.gradle.maven.cache.extension.c.h$1.run (SourceFile:35)
    at org.gradle.internal.operations.DefaultBuildOperationRunner$1.execute (SourceFile:30)
    at org.gradle.internal.operations.DefaultBuildOperationRunner$1.execute (SourceFile:27)
    at org.gradle.internal.operations.DefaultBuildOperationRunner$2.execute (SourceFile:67)
    at org.gradle.internal.operations.DefaultBuildOperationRunner$2.execute (SourceFile:60)
    at org.gradle.internal.operations.DefaultBuildOperationRunner.execute (SourceFile:167)
    at org.gradle.internal.operations.DefaultBuildOperationRunner.execute (SourceFile:60)
    at org.gradle.internal.operations.DefaultBuildOperationRunner.run (SourceFile:48)
    at com.gradle.maven.cache.extension.c.h.a (SourceFile:31)
    at com.gradle.maven.cache.extension.c.m.a (SourceFile:80)
    at com.gradle.maven.cache.extension.g.b.lambda$createProxy$0 (SourceFile:76)
    at jdk.proxy35.$Proxy135.execute (Unknown Source)
    at com.gradle.maven.scan.extension.internal.d.b.executeMojo (SourceFile:116)
    at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute2 (MojoExecutor.java:328)
    at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute (MojoExecutor.java:316)
    at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:212)
    at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:174)
    at org.apache.maven.lifecycle.internal.MojoExecutor.access$000 (MojoExecutor.java:75)
    at org.apache.maven.lifecycle.internal.MojoExecutor$1.run (MojoExecutor.java:162)
    at org.apache.maven.plugin.DefaultMojosExecutionStrategy.execute (DefaultMojosExecutionStrategy.java:39)
    at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:159)
    at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:105)
    at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:73)
    at org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build (SingleThreadedBuilder.java:53)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:118)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:261)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:255)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:201)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:361)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:314)
[INFO] ------------------------------------------------------------------------

Dominant language
Java
Stars
5.7k
Forks
560
Avg merge
1d 13h
Merged PRs (30d)
43

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

More from diffplug/spotless

All issues in diffplug/spotless

Similar issues

More Java issues

Get new issues in your inbox

A short digest of beginner-friendly GitHub issues.