What Brock said.
Also read Eric Sammers' response not too long ago on
http://search-hadoop.com/m/Ok1JT1YABHb1 for some more info.
On Thu, Mar 15, 2012 at 6:00 AM, Brock Noland <br...@cloudera.com> wrote:
> Writable's are reused. You need to deep copy the "value" into "lastValue".
>
> On Wed, Mar 14, 2012 at 6:49 PM, Steven Willis <swil...@compete.com> wrote:
>> I seem to have made a few typos in the code. This is how it should read:
>>
>> /*****************/
>> public class MyReducer extends Reducer<Text, Text, Text, Text> {
>> @Override
>> public void reduce(Text key, Iterable<Text> values, Reducer<Text, Text,
>> Text, Text>.Context context) throws IOException, InterruptedException {
>> Text value = new Text();
>> Text lastValue = new Text();
>> Iterator<Text> valuesIterator = values.iterator();
>>
>> while(valuesIterator.hasNext()) {
>> value = valuesIterator.next();
>> if(!value.equals(lastValue)){
>> context.write(key, value);
>> lastValue = value;
>> }
>> }
>> }
>> }
>> /*****************/
>>
>> My description of the problem stands.
>>
>> -Steven Willis
>
>
>
> --
> Apache MRUnit - Unit testing MapReduce - http://incubator.apache.org/mrunit/
--
Harsh J
