## Uses of Interface
org.apache.activemq.artemis.selector.filter.Expression

- Packages that use Expression
  Package | Description
  --- | ---
  org.apache.activemq.artemis.selector.filter | Filter implementations for wildcards & JMS selectors
  org.apache.activemq.artemis.selector.hyphenated |
  org.apache.activemq.artemis.selector.strict |

- - ### Uses of Expression in org.apache.activemq.artemis.selector.filter

    Subinterfaces of Expression in org.apache.activemq.artemis.selector.filter
    Modifier and Type | Interface and Description
    --- | ---
    `interface` | `BooleanExpression` A BooleanExpression is an expression that always produces a Boolean result.

    Classes in org.apache.activemq.artemis.selector.filter that implement Expression
    Modifier and Type | Class and Description
    --- | ---
    `class` | `ArithmeticExpression` An expression which performs an operation on two expression values
    `class` | `BinaryExpression` An expression which performs an operation on two expression values.
    `class` | `ComparisonExpression` A filter performing a comparison of two objects
    `class` | `ConstantExpression` Represents a constant expression
    `class` | `LogicExpression` A filter performing a comparison of two objects
    `class` | `PropertyExpression` Represents a property expression
    `class` | `UnaryExpression` An expression which performs an operation on two expression values
    `class` | `XPathExpression` Used to evaluate an XPath Expression in a JMS selector.
    `class` | `XQueryExpression` Used to evaluate an XQuery Expression in a JMS selector.

    Fields in org.apache.activemq.artemis.selector.filter declared as Expression
    Modifier and Type | Field and Description
    --- | ---
    `protected Expression` | BinaryExpression.`left`
    `protected Expression` | UnaryExpression.`right`
    `protected Expression` | BinaryExpression.`right`

    Methods in org.apache.activemq.artemis.selector.filter that return Expression
    Modifier and Type | Method and Description
    --- | ---
    `static Expression` | ArithmeticExpression.`createDivide(Expression left, Expression right)`
    `static Expression` | ArithmeticExpression.`createMinus(Expression left, Expression right)`
    `static Expression` | ArithmeticExpression.`createMod(Expression left, Expression right)`
    `static Expression` | ArithmeticExpression.`createMultiply(Expression left, Expression right)`
    `static Expression` | UnaryExpression.`createNegate(Expression left)`
    `static Expression` | ArithmeticExpression.`createPlus(Expression left, Expression right)`
    `Expression` | BinaryExpression.`getLeft()`
    `Expression` | UnaryExpression.`getRight()`
    `Expression` | BinaryExpression.`getRight()`

    Methods in org.apache.activemq.artemis.selector.filter with parameters of type Expression
    Modifier and Type | Method and Description
    --- | ---
    `static void` | ComparisonExpression.`checkEqualOperand(Expression expr)` Validates that the expression can be used in `==` or `<>` expression.
    `static void` | ComparisonExpression.`checkLessThanOperand(Expression expr)` Only Numeric expressions can be used in `>`, `>=`, `<` or `<=` expressions.
    `static BooleanExpression` | ComparisonExpression.`createBetween(Expression value, Expression left, Expression right)`
    `static BooleanExpression` | UnaryExpression.`createBooleanCast(Expression left)`
    `static Expression` | ArithmeticExpression.`createDivide(Expression left, Expression right)`
    `static BooleanExpression` | ComparisonExpression.`createEqual(Expression left, Expression right)`
    `static BooleanExpression` | ComparisonExpression.`createGreaterThan(Expression left, Expression right)`
    `static BooleanExpression` | ComparisonExpression.`createGreaterThanEqual(Expression left, Expression right)`
    `static BooleanExpression` | ComparisonExpression.`createInFilter(Expression left, List elements)`
    `static BooleanExpression` | ComparisonExpression.`createIsNotNull(Expression left)`
    `static BooleanExpression` | ComparisonExpression.`createIsNull(Expression left)`
    `static BooleanExpression` | ComparisonExpression.`createLessThan(Expression left, Expression right)`
    `static BooleanExpression` | ComparisonExpression.`createLessThanEqual(Expression left, Expression right)`
    `static BooleanExpression` | ComparisonExpression.`createLike(Expression left, String right, String escape)`
    `static Expression` | ArithmeticExpression.`createMinus(Expression left, Expression right)`
    `static Expression` | ArithmeticExpression.`createMod(Expression left, Expression right)`
    `static Expression` | ArithmeticExpression.`createMultiply(Expression left, Expression right)`
    `static Expression` | UnaryExpression.`createNegate(Expression left)`
    `static BooleanExpression` | ComparisonExpression.`createNotBetween(Expression value, Expression left, Expression right)`
    `static BooleanExpression` | ComparisonExpression.`createNotEqual(Expression left, Expression right)`
    `static BooleanExpression` | ComparisonExpression.`createNotInFilter(Expression left, List elements)`
    `static BooleanExpression` | ComparisonExpression.`createNotLike(Expression left, String right, String escape)`
    `static Expression` | ArithmeticExpression.`createPlus(Expression left, Expression right)`
    `void` | BinaryExpression.`setLeft(Expression expression)`
    `void` | UnaryExpression.`setRight(Expression expression)`
    `void` | BinaryExpression.`setRight(Expression expression)`

    Constructors in org.apache.activemq.artemis.selector.filter with parameters of type Expression
    Constructor and Description
    `ArithmeticExpression(Expression left, Expression right)`
    `BinaryExpression(Expression left, Expression right)`
    `ComparisonExpression(Expression left, Expression right)`
    `UnaryExpression(Expression left)`

  - ### Uses of Expression in org.apache.activemq.artemis.selector.hyphenated

    Methods in org.apache.activemq.artemis.selector.hyphenated that return Expression
    Modifier and Type | Method and Description
    --- | ---
    `Expression` | HyphenatedParser.`addExpression()`
    `Expression` | HyphenatedParser.`andExpression()`
    `Expression` | HyphenatedParser.`comparisonExpression()`
    `Expression` | HyphenatedParser.`equalityExpression()`
    `Expression` | HyphenatedParser.`multExpr()`
    `Expression` | HyphenatedParser.`orExpression()`
    `Expression` | HyphenatedParser.`primaryExpr()`
    `Expression` | HyphenatedParser.`unaryExpr()`

  - ### Uses of Expression in org.apache.activemq.artemis.selector.strict

    Methods in org.apache.activemq.artemis.selector.strict that return Expression
    Modifier and Type | Method and Description
    --- | ---
    `Expression` | StrictParser.`addExpression()`
    `Expression` | StrictParser.`andExpression()`
    `Expression` | StrictParser.`comparisonExpression()`
    `Expression` | StrictParser.`equalityExpression()`
    `Expression` | StrictParser.`multExpr()`
    `Expression` | StrictParser.`orExpression()`
    `Expression` | StrictParser.`primaryExpr()`
    `Expression` | StrictParser.`unaryExpr()`

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