Package | Description |
---|---|
org.springframework.context.expression |
Expression parsing support within a Spring application context.
|
org.springframework.expression.spel |
SpEL's central implementation package.
|
org.springframework.expression.spel.ast |
SpEL's abstract syntax tree.
|
org.springframework.expression.spel.standard |
SpEL's standard parser implementation.
|
org.springframework.expression.spel.support |
SpEL's default implementations for various core abstractions.
|
Modifier and Type | Class and Description |
---|---|
class |
MapAccessor
EL property accessor that knows how to traverse the keys
of a standard
Map . |
Modifier and Type | Interface and Description |
---|---|
interface |
CompilablePropertyAccessor
A compilable property accessor is able to generate bytecode that represents
the access operation, facilitating compilation to bytecode of expressions
that use the accessor.
|
Modifier and Type | Class and Description |
---|---|
class |
CodeFlow
Manages the class being generated by the compilation process.
|
Modifier and Type | Class and Description |
---|---|
class |
Assign
Represents assignment.
|
class |
BeanReference
Represents a bean reference to a type, for example
@foo or @'foo.bar' . |
class |
BooleanLiteral
Represents the literal values
TRUE and FALSE . |
class |
CompoundExpression
Represents a DOT separated expression sequence, such as
'property1.property2.methodOne()' . |
class |
ConstructorReference
Represents the invocation of a constructor.
|
class |
Elvis
Represents the elvis operator ?:.
|
class |
FloatLiteral
Expression language AST node that represents a float literal.
|
class |
FunctionReference
A function reference is of the form "#someFunction(a,b,c)".
|
class |
Identifier
An 'identifier'
SpelNode . |
class |
Indexer
An Indexer can index into some proceeding structure to access a particular piece of it.
|
class |
InlineList
Represent a list in an expression, e.g.
|
class |
InlineMap
Represent a map in an expression, e.g.
|
class |
IntLiteral
Expression language AST node that represents an integer literal.
|
class |
Literal
Common superclass for nodes representing literals (boolean, string, number, etc).
|
class |
LongLiteral
Expression language AST node that represents a long integer literal.
|
class |
MethodReference
Expression language AST node that represents a method reference.
|
class |
NullLiteral
Expression language AST node that represents null.
|
class |
OpAnd
Represents the boolean AND operation.
|
class |
OpDec
Decrement operator.
|
class |
OpDivide
Implements division operator.
|
class |
OpEQ
Implements the equality operator.
|
class |
Operator
Common supertype for operators that operate on either one or two operands.
|
class |
OperatorBetween
Represents the between operator.
|
class |
OperatorInstanceof
The operator 'instanceof' checks if an object is of the class specified in the right
hand operand, in the same way that
instanceof does in Java. |
class |
OperatorMatches
Implements the matches operator.
|
class |
OperatorNot
Represents a NOT operation.
|
class |
OperatorPower
The power operator.
|
class |
OpGE
Implements greater-than-or-equal operator.
|
class |
OpGT
Implements the greater-than operator.
|
class |
OpInc
Increment operator.
|
class |
OpLE
Implements the less-than-or-equal operator.
|
class |
OpLT
Implements the less-than operator.
|
class |
OpMinus
The minus operator supports:
subtraction of numbers
subtraction of an int from a string of one character
(effectively decreasing that character), so 'd'-3='a'
|
class |
OpModulus
Implements the modulus operator.
|
class |
OpMultiply
Implements the
multiply operator. |
class |
OpNE
Implements the not-equal operator.
|
class |
OpOr
Represents the boolean OR operation.
|
class |
OpPlus
The plus operator will:
add numbers
concatenate strings
|
class |
Projection
Represents projection, where a given operation is performed on all elements in some
input sequence, returning a new sequence of the same size.
|
class |
PropertyOrFieldReference
Represents a simple property or field reference.
|
class |
QualifiedIdentifier
Represents a dot separated sequence of strings that indicate a package qualified type
reference.
|
class |
RealLiteral
Expression language AST node that represents a real literal.
|
class |
Selection
Represents selection over a map or collection.
|
class |
SpelNodeImpl
The common supertype of all AST nodes in a parsed Spring Expression Language
format expression.
|
class |
StringLiteral
Expression language AST node that represents a string literal.
|
class |
Ternary
Represents a ternary expression, for example: "someCheck()?true:false".
|
class |
TypeReference
Represents a reference to a type, for example
"T(String)" or "T(com.somewhere.Foo)" . |
class |
VariableReference
Represents a variable reference — for example,
#someVar . |
Modifier and Type | Class and Description |
---|---|
class |
SpelCompiler
A SpelCompiler will take a regular parsed expression and create (and load) a class
containing byte code that does the same thing as that expression.
|
Modifier and Type | Class and Description |
---|---|
static class |
ReflectivePropertyAccessor.OptimalPropertyAccessor
An optimized form of a PropertyAccessor that will use reflection but only knows
how to access a particular property on a particular class.
|