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Java Source Code / Java Documentation » GIS » GeoTools 2.4.1 » org.geotools.feature.visitor 
Source Cross Reference  Class Diagram Java Document (Java Doc) 


java.lang.Object
   org.geotools.feature.visitor.AverageVisitor

AverageVisitor
public class AverageVisitor implements FeatureCalc(Code)
Calculates the Average
author:
   Cory Horner, Refractions
since:
   2.2.M2

Inner Class :interface AverageStrategy
Inner Class :static class DoubleAverageStrategy implements AverageStrategy
Inner Class :static class FloatAverageStrategy implements AverageStrategy
Inner Class :static class LongAverageStrategy implements AverageStrategy
Inner Class :static class IntegerAverageStrategy implements AverageStrategy
Inner Class :public static class AverageResult extends AbstractCalcResult

Field Summary
 AverageStrategystrategy
    

Constructor Summary
public  AverageVisitor(int attributeTypeIndex, FeatureType type)
    
public  AverageVisitor(String attrName, FeatureType type)
    
public  AverageVisitor(Expression expr)
    

Method Summary
public  ObjectgetAverage()
    
public  ExpressiongetExpression()
    
public  CalcResultgetResult()
    
public  voidreset()
    
public  voidsetValue(Object newAverage)
    
public  voidsetValue(int newCount, Object newSum)
    
public  voidvisit(Feature feature)
    

Field Detail
strategy
AverageStrategy strategy(Code)




Constructor Detail
AverageVisitor
public AverageVisitor(int attributeTypeIndex, FeatureType type) throws IllegalFilterException(Code)
Constructor class for the AverageVisitor using AttributeType ID
Parameters:
  attributeTypeIndex - integer representing the AttributeType
Parameters:
  type - FeatureType
throws:
  IllegalFilterException -



AverageVisitor
public AverageVisitor(String attrName, FeatureType type) throws IllegalFilterException(Code)
Constructor class for the AverageVisitor using AttributeType Name
Parameters:
  attrName - string respresenting the AttributeType
Parameters:
  type - FeatureType
throws:
  IllegalFilterException -



AverageVisitor
public AverageVisitor(Expression expr) throws IllegalFilterException(Code)
Constructor class for the AverageVisitor using an expression
Parameters:
  expr -
throws:
  IllegalFilterException -




Method Detail
getAverage
public Object getAverage()(Code)
Returns the average from the visitor's current the average



getExpression
public Expression getExpression()(Code)



getResult
public CalcResult getResult()(Code)
Returns a CalcResult object (containing the Average)



reset
public void reset()(Code)
Resets the "Average" strategy pattern



setValue
public void setValue(Object newAverage)(Code)



setValue
public void setValue(int newCount, Object newSum)(Code)



visit
public void visit(Feature feature)(Code)



Methods inherited from java.lang.Object
native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc)
public boolean equals(Object obj)(Code)(Java Doc)
protected void finalize() throws Throwable(Code)(Java Doc)
final native public Class getClass()(Code)(Java Doc)
native public int hashCode()(Code)(Java Doc)
final native public void notify()(Code)(Java Doc)
final native public void notifyAll()(Code)(Java Doc)
public String toString()(Code)(Java Doc)
final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc)
final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc)
final public void wait() throws InterruptedException(Code)(Java Doc)

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