Examples of TupleListCollector

cascading.tuple.TupleListCollector
TupleEntryCollector is a convenience class for managing a list of tuples. More specifically it can simultaneously append and modify in place elements of the list through the use of a ListIterator.

Examples of cascading.tuple.TupleListCollector

    }


  public static TupleListCollector invokeFunction( Function function, TupleEntry arguments, Fields resultFields )
    {
    ConcreteCall operationCall = new ConcreteCall( arguments.getFields() );
    TupleListCollector collector = new TupleListCollector( resultFields, true );


    operationCall.setArguments( arguments );
    operationCall.setOutputCollector( collector );


    function.prepare( FlowProcess.NULL, operationCall );

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Examples of cascading.tuple.TupleListCollector

    }


  public static TupleListCollector invokeFunction( Function function, TupleEntry[] argumentsArray, Fields resultFields )
    {
    ConcreteCall operationCall = new ConcreteCall( argumentsArray[ 0 ].getFields() );
    TupleListCollector collector = new TupleListCollector( resultFields, true );


    function.prepare( FlowProcess.NULL, operationCall );
    operationCall.setOutputCollector( collector );


    for( TupleEntry arguments : argumentsArray )

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Examples of cascading.tuple.TupleListCollector

      {
      operationCall.setArguments( arguments );
      aggregator.aggregate( FlowProcess.NULL, operationCall );
      }


    TupleListCollector collector = new TupleListCollector( resultFields, true );
    operationCall.setOutputCollector( collector );


    aggregator.complete( FlowProcess.NULL, operationCall );


    aggregator.cleanup( null, operationCall );

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Examples of cascading.tuple.TupleListCollector

    ConcreteCall operationCall = new ConcreteCall( argumentsArray[ 0 ].getFields() );


    operationCall.setGroup( group );


    buffer.prepare( FlowProcess.NULL, operationCall );
    TupleListCollector collector = new TupleListCollector( resultFields, true );
    operationCall.setOutputCollector( collector );


    operationCall.setArgumentsIterator( Arrays.asList( argumentsArray ).iterator() );


    buffer.operate( FlowProcess.NULL, operationCall );

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Examples of cascading.tuple.TupleListCollector

      new Tuple( "c", 2L ),
      new Tuple( "a", 2L ),
      new Tuple( "d", 2L ),
    };


    TupleListCollector collector = invokeFunction( function, tuples, new Fields( "value", "count" ) );


    Iterator<Tuple> iterator = collector.iterator();


    int count = 0;
    while( iterator.hasNext() )
      assertEquals( expected[ count++ ], iterator.next() );
    }

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Examples of cascading.tuple.TupleListCollector

      new Tuple( "c", 2F ),
      new Tuple( "a", 2F ),
      new Tuple( "d", 2F ),
    };


    TupleListCollector collector = invokeFunction( function, tuples, new Fields( "key", "sum" ) );


    Iterator<Tuple> iterator = collector.iterator();


    int count = 0;
    while( iterator.hasNext() )
      assertEquals( expected[ count++ ], iterator.next() );
    }

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