See: Description
| Class | Description | 
|---|---|
| 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. 
 | 
| SpelExpression | 
 A  
SpelExpression represents a parsed (valid) expression that is ready to be
 evaluated in a specified context. | 
| SpelExpressionParser | 
 SpEL parser. 
 |