public class NormalizeEvaluator extends ComplexEvaluator implements Expressible
constructingFactory, nodeId, streamContext, subEvaluators
Constructor and Description |
---|
NormalizeEvaluator(StreamExpression expression,
StreamFactory factory) |
Modifier and Type | Method and Description |
---|---|
List<Number> |
evaluate(Tuple tuple) |
Explanation |
toExplanation(StreamFactory factory)
Returns an explanation about the stream object
|
StreamExpressionParameter |
toExpression(StreamFactory factory) |
getStreamContext, setStreamContext
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
evaluateOverContext
public NormalizeEvaluator(StreamExpression expression, StreamFactory factory) throws IOException
IOException
public List<Number> evaluate(Tuple tuple) throws IOException
evaluate
in interface StreamEvaluator
IOException
public StreamExpressionParameter toExpression(StreamFactory factory) throws IOException
toExpression
in interface Expressible
toExpression
in class ComplexEvaluator
IOException
public Explanation toExplanation(StreamFactory factory) throws IOException
Expressible
toExplanation
in interface Expressible
toExplanation
in class ComplexEvaluator
factory
- Stream factory for this, contains information about the function nameIOException
- throw on any errorCopyright © 2000-2017 Apache Software Foundation. All Rights Reserved.