org.geotools.filter.function
Class FilterFunction_vertices
Object
ExpressionAbstract
DefaultExpression
FunctionExpressionImpl
FilterFunction_vertices
- All Implemented Interfaces:
- Factory, ExpressionType, FunctionExpression, Expression, Function
public class FilterFunction_vertices
- extends FunctionExpressionImpl
Fields inherited from interface ExpressionType |
ATTRIBUTE, ATTRIBUTE_DOUBLE, ATTRIBUTE_GEOMETRY, ATTRIBUTE_INTEGER, ATTRIBUTE_STRING, ATTRIBUTE_UNDECLARED, FUNCTION, LITERAL_DOUBLE, LITERAL_GEOMETRY, LITERAL_INTEGER, LITERAL_LONG, LITERAL_STRING, LITERAL_UNDECLARED, MATH_ADD, MATH_DIVIDE, MATH_MULTIPLY, MATH_SUBTRACT |
Method Summary |
Object |
evaluate(Object feature,
Class context)
Default implementation delegates handling of context
conversion to Value utility class. |
Methods inherited from class FunctionExpressionImpl |
accept, equals, functionName, getArgCount, getArgs, getExpression, getFallbackValue, getFunctionName, getImplementationHints, getName, getParameters, getType, setArgs, setFallbackValue, setName, setParameters, toString |
Methods inherited from class DefaultExpression |
accept, evaluate, evaluate, getValue, isAttributeExpression, isExpression, isFunctionExpression, isGeometryExpression, isLiteralExpression, isMathExpression, isMathExpression |
NAME
public static FunctionName NAME
FilterFunction_vertices
public FilterFunction_vertices()
evaluate
public Object evaluate(Object feature,
Class context)
- Description copied from class:
ExpressionAbstract
- Default implementation delegates handling of context
conversion to Value utility class.
Subclasses are expected to make use of the Value utility class
(as the easiest way to provide value morphing in confirmance with
the Filter specification).
- Specified by:
evaluate
in interface Expression
- Overrides:
evaluate
in class ExpressionAbstract
- Parameters:
feature
- The object to evaluate the expression against.context
- The type of the resulting value of the expression.
- Returns:
- Evaluates the given expression based on the content of the given object an
an instance of
context
.
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