ExpressionParser (Spring Framework 5.2.12.RELEASE API)

All Known Implementing Classes:
SpelExpressionParser, TemplateAwareExpressionParser
```
public interface ExpressionParser
```
Parses expression strings into compiled expressions that can be evaluated. Supports parsing templates as well as standard expression strings.
Since:
3.0
Author:
Keith Donald, Andy Clement

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`Expression`	`parseExpression(String expressionString)`	Parse the expression string and return an Expression object you can use for repeated evaluation.
`Expression`	`parseExpression(String expressionString, ParserContext context)`	Parse the expression string and return an Expression object you can use for repeated evaluation.

- Method Detail
  - parseExpression
```
Expression parseExpression(String expressionString)
                    throws ParseException
```
    Parse the expression string and return an Expression object you can use for repeated evaluation.
    Some examples:
    3 + 4 name.firstName
    Parameters:
    expressionString - the raw expression string to parse
    Returns:
    an evaluator for the parsed expression
    Throws:
    ParseException - an exception occurred during parsing
  - parseExpression
```
Expression parseExpression(String expressionString,
                           ParserContext context)
                    throws ParseException
```
    Parse the expression string and return an Expression object you can use for repeated evaluation.
    Some examples:
    3 + 4 name.firstName
    Parameters:
    expressionString - the raw expression string to parse
    context - a context for influencing this expression parsing routine (optional)
    Returns:
    an evaluator for the parsed expression
    Throws:
    ParseException - an exception occurred during parsing