Examples of org.apache.flink.runtime.operators.util.ReaderIterator

Package org.apache.flink.runtime.operators.util

Examples of org.apache.flink.runtime.operators.util.ReaderIterator

org.apache.flink.runtime.operators.util.ReaderIterator
A {@link MutableObjectIterator} that wraps a Nephele Reader producing records of a certain type.

    }
  }


  private MutableObjectIterator<StreamRecord<IN>> createInputIterator() {
    @SuppressWarnings({ "unchecked", "rawtypes" })
    final MutableObjectIterator<StreamRecord<IN>> iter = new ReaderIterator(inputs,
        inputSerializer);
    return iter;
  }

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    // generic data type serialization
    @SuppressWarnings("unchecked")
    MutableReader<DeserializationDelegate<?>> reader = (MutableReader<DeserializationDelegate<?>>) inputReader;
    @SuppressWarnings({ "unchecked", "rawtypes" })
    final MutableObjectIterator<StreamRecord<T>> iter = new ReaderIterator(reader, serializer);
    return iter;
  }

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      this.reader = (MutableObjectIterator<IT>)new RecordReaderIterator(reader);
    } else {
      // generic data type serialization
      MutableReader<DeserializationDelegate<?>> reader = (MutableReader<DeserializationDelegate<?>>) inputReader;
      @SuppressWarnings({ "rawtypes" })
      final MutableObjectIterator<?> iter = new ReaderIterator(reader, this.inputTypeSerializerFactory.getSerializer());
      this.reader = (MutableObjectIterator<IT>)iter;
    }
    
    // final sanity check
    if (numGates != this.config.getNumInputs()) {

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    } else {
      // generic data type serialization
      @SuppressWarnings("unchecked")
      MutableReader<DeserializationDelegate<?>> reader = (MutableReader<DeserializationDelegate<?>>) inputReader;
      @SuppressWarnings({ "unchecked", "rawtypes" })
      final MutableObjectIterator<?> iter = new ReaderIterator(reader, serializerFactory.getSerializer());
      return iter;
    }
  }

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