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https://issues.apache.org/jira/browse/PROTON-1958?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Robbie Gemmell updated PROTON-1958:
-----------------------------------
    Summary: compareTo for tasks with same deadline is broken  (was: Equality 
in TaskImpl is potentially broken (all instances have the same this.counter 
value))

> compareTo for tasks with same deadline is broken
> ------------------------------------------------
>
>                 Key: PROTON-1958
>                 URL: https://issues.apache.org/jira/browse/PROTON-1958
>             Project: Qpid Proton
>          Issue Type: Bug
>          Components: proton-j
>    Affects Versions: proton-j-0.29.0
>            Reporter: Jiri Daněk
>            Priority: Major
>
> Looking at the implementation, it seems that every instance of TaskImpl has 
> {{this.counter == 0}}. This seems wrong. The {{count}} field should be static 
> for the instance id to work. 
> {code}
> public class TaskImpl implements Task, Comparable<TaskImpl> {
> [...]
>     private final AtomicInteger count = new AtomicInteger();
> [...]
>     public TaskImpl(long deadline) {
>         this.deadline = deadline;
>         this.counter = count.getAndIncrement();
>     }
>     @Override
>     public int compareTo(TaskImpl other) {
>         int result;
>         if (deadline < other.deadline) {
>             result = -1;
>         } else if (deadline > other.deadline) {
>             result = 1;
>         } else {
>             result = counter - other.counter;
>         }
>         return result;
>     }
> {code}



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