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[QB-2418] Changes sorting fails
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| Status: | Resolved |
| Project: | QuickBuild |
| Component/s: | None |
| Affects Version/s: | 5.1.40 |
| Fix Version/s: | 6.0.12 |
| Type: | Bug | Priority: | Blocker |
| Reporter: | AlSt | Assigned To: | Unassigned |
| Resolution: | Fixed | Votes: | 0 |
| Remaining Estimate: | Unknown | Time Spent: | Unknown |
| Original Estimate: | Unknown | ||
| Description |
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Builds requests can not be processed because of this exception:
jvm 1 | java.lang.IllegalArgumentException: Comparison method violates its general contract! jvm 1 | at java.util.ComparableTimSort.mergeLo(ComparableTimSort.java:714) jvm 1 | at java.util.ComparableTimSort.mergeAt(ComparableTimSort.java:451) jvm 1 | at java.util.ComparableTimSort.mergeCollapse(ComparableTimSort.java:376) jvm 1 | at java.util.ComparableTimSort.sort(ComparableTimSort.java:182) jvm 1 | at java.util.ComparableTimSort.sort(ComparableTimSort.java:146) jvm 1 | at java.util.Arrays.sort(Arrays.java:472) jvm 1 | at java.util.Collections.sort(Collections.java:155) jvm 1 | at com.pmease.quickbuild.model.Build.getChanges(Build.java:621) jvm 1 | at com.pmease.quickbuild.plugin.tracker.core.contribution.IssuesBuildListener.buildFinished(IssuesBuildListener.java:45) jvm 1 | at com.pmease.quickbuild.DefaultBuildEngine.run(DefaultBuildEngine.java:660) jvm 1 | at com.pmease.quickbuild.DefaultBuildEngine.process(DefaultBuildEngine.java:383) jvm 1 | at com.pmease.quickbuild.DefaultBuildEngine.access$000(DefaultBuildEngine.java:131) jvm 1 | at com.pmease.quickbuild.DefaultBuildEngine$2.run(DefaultBuildEngine.java:1076) jvm 1 | at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) jvm 1 | at java.util.concurrent.FutureTask.run(FutureTask.java:262) jvm 1 | at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) jvm 1 | at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) jvm 1 | at java.lang.Thread.run(Thread.java:745) When looking at ChangeSet.compareTo(ChangeSet) the problem can be seen pretty fast: @Override public int compareTo(Changeset other) { if (getDate() == null) return 1; else if (other.getDate() == null) return -1; else return other.getDate().compareTo(getDate()); } When both changeset dates are null they are not considered equal, so the transitivity is not satisfied. |