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## Uses of Package
org.opengis.filter.expression

Packages that use org.opengis.filter.expression
org.opengis.filter | Filters features according their properties.
org.opengis.filter.expression | An expression is a combination of one or more elements that evaluate to single `Object` value.
org.opengis.filter.sort | An SortBy indicates the ordering requested during a data query.
org.opengis.filter.spatial | A spatial operator determines whether its geometric arguments satisfy the stated spatial relationship.
org.opengis.sld | Allows user-defined symbolization of feature data.

Classes in org.opengis.filter.expression used by org.opengis.filter
Add Encodes the operation of addition.
Divide Encodes the operation of division where the first argument is divided by the second argument.
Expression Interface for all the OGC Filter elements that compute values.
Function Instances of this class represent a function call into some implementation-specific function.
Literal Instances of this interface provide a constant, literal value that can be used in expressions.
Multiply Encodes the operation of multiplication.
PropertyName Expression class whose value is computed by retrieving the value indicated by the provided name.
Subtract Encodes the operation of subtraction where the second argument is subtracted from the first.

Classes in org.opengis.filter.expression used by org.opengis.filter.expression
Add Encodes the operation of addition.
BinaryExpression Abstract base class for the various filter expressions that compute some value from two input values.
Divide Encodes the operation of division where the first argument is divided by the second argument.
Expression Interface for all the OGC Filter elements that compute values.
ExpressionVisitor Visitor with `visit` methods to be called by `Expression.accept(...)`.
Function Instances of this class represent a function call into some implementation-specific function.
Literal Instances of this interface provide a constant, literal value that can be used in expressions.
Multiply Encodes the operation of multiplication.
NilExpression Placeholder class used to represent a NIL expression, evaultates to `null`.
PropertyName Expression class whose value is computed by retrieving the value indicated by the provided name.
Subtract Encodes the operation of subtraction where the second argument is subtracted from the first.

Classes in org.opengis.filter.expression used by org.opengis.filter.sort
PropertyName Expression class whose value is computed by retrieving the value indicated by the provided name.

Classes in org.opengis.filter.expression used by org.opengis.filter.spatial
Expression Interface for all the OGC Filter elements that compute values.

Classes in org.opengis.filter.expression used by org.opengis.sld
Expression Interface for all the OGC Filter elements that compute values.

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