[jira] [Updated] (JENA-1427) Add nextOrElse() method in ExtendedIterator

["Adam Jacobs (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/JENA-1427?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Adam Jacobs updated JENA-1427:
------------------------------
    Description: 
Allow a functional approach for returning a default value or throwing a custom exception from a Jena iterator.

The following method may be added to the ExtendedIterator interface.
{noformat}
    /**
         Answer the next object, if it exists, otherwise invoke the _supplier_.
     */
    public default T nextOrElse( Supplier<T> supplier ) {
        return hasNext() ? next() : supplier.get();
    }
{noformat}

  was:
Allow a functional approach for returning a default value or throwing a custom exception from a Jena iterator.

The following method may be added to the ExtendedIterator interface.
{{    /**
         Answer the next object, if it exists, otherwise invoke the _supplier_.
     */
    public default T nextOrElse( Supplier<T> supplier ) {
        return hasNext() ? next() : supplier.get();
    }
}}


> Add nextOrElse() method in ExtendedIterator
> -------------------------------------------
>
>                 Key: JENA-1427
>                 URL: https://issues.apache.org/jira/browse/JENA-1427
>             Project: Apache Jena
>          Issue Type: Improvement
>          Components: Core
>    Affects Versions: Jena 3.5.0
>            Reporter: Adam Jacobs
>            Priority: Trivial
>              Labels: easytask
>
> Allow a functional approach for returning a default value or throwing a custom exception from a Jena iterator.
> The following method may be added to the ExtendedIterator interface.
> {noformat}
>     /**
>          Answer the next object, if it exists, otherwise invoke the _supplier_.
>      */
>     public default T nextOrElse( Supplier<T> supplier ) {
>         return hasNext() ? next() : supplier.get();
>     }
> {noformat}



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