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The "Combiner" page has been changed by edwardyoon: http://wiki.apache.org/hama/Combiner?action=diff&rev1=4&rev2=5 } }}} - If you follow the previous example, Each bsp processor will send a bundle of thousand Integer messages to a masterTask. Instead, you could use a Combiners in your BSP program to perform a sum Integer messages as below, that is what the Combiners are useful. + If you follow the previous example, Each bsp processor will send a bundle of thousand Integer messages to a masterTask. Instead, you could use a Combiners in your BSP program to perform a sum Integer messages and to write more concise and maintainable as below, that is why you use Combiners. {{{ public static class SumCombiner extends Combiner {
