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java.lang.Objectorg.geotools.filter.DefaultExpression
org.geotools.filter.MapScaleDenominatorImpl
This class is actualy a place holder. It resolves to 1.0 but should actualy be substituted for a literal that actualy contains the current map scale before use.
Field Summary |
Fields inherited from class org.geotools.filter.DefaultExpression |
expressionType, permissiveConstruction |
Fields inherited from interface org.geotools.filter.MapScaleDenominator |
EV_NAME |
Fields inherited from interface org.geotools.filter.ExpressionType |
ATTRIBUTE, ATTRIBUTE_DOUBLE, ATTRIBUTE_GEOMETRY, ATTRIBUTE_INTEGER, ATTRIBUTE_STRING, ATTRIBUTE_UNDECLARED, FUNCTION, LITERAL_DOUBLE, LITERAL_GEOMETRY, LITERAL_INTEGER, LITERAL_STRING, MATH_ADD, MATH_DIVIDE, MATH_MULTIPLY, MATH_SUBTRACT |
Constructor Summary | |
MapScaleDenominatorImpl()
Creates a new instance of MapScaleDenominatorImpl |
Method Summary | |
void |
accept(FilterVisitor visitor)
Used by FilterVisitors to perform some action on this filter instance. |
java.lang.Object |
getValue(Feature f)
Gets the attribute value at the path held by this expression from the feature. |
java.lang.String |
toString()
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Methods inherited from class org.geotools.filter.DefaultExpression |
getType, isAttributeExpression, isExpression, isFunctionExpression, isGeometryExpression, isLiteralExpression, isMathExpression |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Methods inherited from interface org.geotools.filter.Expression |
getType |
Constructor Detail |
public MapScaleDenominatorImpl()
Method Detail |
public java.lang.Object getValue(Feature f)
EnvironmentVariable
getValue
in interface EnvironmentVariable
getValue
in class DefaultExpression
f
- Specified feature to use when returning value.
public void accept(FilterVisitor visitor)
accept
in interface Expression
visitor
- The visitor which requires access to this filter, the
method must call visitor.visit(this);public java.lang.String toString()
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