org.springframework.expression.spel.standard.internal
Class InternalSpelExpressionParser

java.lang.Object
  org.springframework.expression.common.TemplateAwareExpressionParser
      org.springframework.expression.spel.standard.internal.InternalSpelExpressionParser

All Implemented Interfaces:

ExpressionParser

public class InternalSpelExpressionParser
extends TemplateAwareExpressionParser

Hand written SpEL parser. Instances are reusable but are not thread safe.

Since:

3.0

Author:

Andy Clement

Constructor Summary

InternalSpelExpressionParser()
Create a parser.

InternalSpelExpressionParser(int configuration)
Create a parser with some configured behaviour.

Method Summary

SpelExpression	doParseExpression(String expressionString, ParserContext context) Actually parse the expression string and return an Expression object.
SpelExpression	parse(String expressionString)
String	toString(org.springframework.expression.spel.standard.internal.Token t)

Methods inherited from class org.springframework.expression.common.TemplateAwareExpressionParser

parseExpression, parseExpression

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

InternalSpelExpressionParser

public InternalSpelExpressionParser()

Create a parser.

InternalSpelExpressionParser

public InternalSpelExpressionParser(int configuration)

Create a parser with some configured behaviour. Supported configuration bit flags can be seen in SpelExpressionParserConfiguration

Parameters:

configuration - bitflags for configuration options

Method Detail

parse

public SpelExpression parse(String expressionString)
                     throws ParseException

Throws:

ParseException

doParseExpression

public SpelExpression doParseExpression(String expressionString,
                                        ParserContext context)
                                 throws ParseException

Description copied from class: TemplateAwareExpressionParser

Actually parse the expression string and return an Expression object.

Specified by:

doParseExpression in class TemplateAwareExpressionParser

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

toString

public String toString(org.springframework.expression.spel.standard.internal.Token t)