org.springframework.binding.expression.support
Class OgnlExpressionParser

java.lang.Object
  org.springframework.binding.expression.support.AbstractExpressionParser
      org.springframework.binding.expression.support.OgnlExpressionParser

All Implemented Interfaces:

ExpressionParser

public class OgnlExpressionParser
extends AbstractExpressionParser

An expression parser that parses Ognl expressions.

Author:

Keith Donald

Constructor Summary

OgnlExpressionParser()

Method Summary

void	addPropertyAccessor(java.lang.Class clazz, ognl.PropertyAccessor propertyAccessor) Add a property access strategy for the given class.
protected Expression	doParseExpression(java.lang.String expressionString) Template method for parsing a filtered expression string.
SettableExpression	doParseSettableExpression(java.lang.String expressionString) Template method for parsing a filtered settable expression string.

Methods inherited from class org.springframework.binding.expression.support.AbstractExpressionParser

getExpressionPrefix, getExpressionSuffix, isDelimitedExpression, parseExpression, parseSettableExpression, setExpressionPrefix, setExpressionSuffix

Methods inherited from class java.lang.Object

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

Constructor Detail

OgnlExpressionParser

public OgnlExpressionParser()

Method Detail

doParseExpression

protected Expression doParseExpression(java.lang.String expressionString)
                                throws ParserException

Description copied from class: AbstractExpressionParser

Template method for parsing a filtered expression string. Subclasses should override.

Specified by:

doParseExpression in class AbstractExpressionParser

Parameters:

expressionString - the expression string

Returns:

the parsed expression

Throws:

ParserException - an exception occured during parsing

doParseSettableExpression

public SettableExpression doParseSettableExpression(java.lang.String expressionString)
                                             throws ParserException

Description copied from class: AbstractExpressionParser

Template method for parsing a filtered settable expression string. Subclasses should override.

Specified by:

doParseSettableExpression in class AbstractExpressionParser

Parameters:

expressionString - the expression string

Returns:

the parsed expression

Throws:

ParserException - an exception occured during parsing

addPropertyAccessor

public void addPropertyAccessor(java.lang.Class clazz,
                                ognl.PropertyAccessor propertyAccessor)

Add a property access strategy for the given class.

Parameters:

clazz - the class that contains properties needing access

propertyAccessor - the property access strategy