| Package | Description | 
|---|---|
| org.springframework.expression.spel.ast | SpEL's abstract syntax tree. | 
| Modifier and Type | Class and Description | 
|---|---|
| class  | BooleanLiteralRepresents the literal values  TRUEandFALSE. | 
| class  | FloatLiteralExpression language AST node that represents a float literal. | 
| class  | IntLiteralExpression language AST node that represents an integer literal. | 
| class  | LongLiteralExpression language AST node that represents a long integer literal. | 
| class  | NullLiteralExpression language AST node that represents null. | 
| class  | RealLiteralExpression language AST node that represents a real literal. | 
| class  | StringLiteralExpression language AST node that represents a string literal. | 
| Modifier and Type | Method and Description | 
|---|---|
| static Literal | Literal. getIntLiteral(String numberToken,
             int startPos,
             int endPos,
             int radix)Process the string form of a number, using the specified base if supplied
 and return an appropriate literal to hold it. | 
| static Literal | Literal. getLongLiteral(String numberToken,
              int startPos,
              int endPos,
              int radix) | 
| static Literal | Literal. getRealLiteral(String numberToken,
              int startPos,
              int endPos,
              boolean isFloat) |