org.springframework.expression.spel.standard

类 SpelExpressionParser

java.lang.Object

org.springframework.expression.common.TemplateAwareExpressionParser

org.springframework.expression.spel.standard.SpelExpressionParser

所有已实现的接口:

ExpressionParser

public class SpelExpressionParser
extends TemplateAwareExpressionParser

SpEL parser. Instances are reusable and thread-safe.

从以下版本开始:

3.0

作者:

Andy Clement, Juergen Hoeller

构造器概要

构造器

构造器和说明
SpelExpressionParser() Create a parser with default settings.
SpelExpressionParser(SpelParserConfiguration configuration) Create a parser with the specified configuration.

方法概要

限定符和类型	方法和说明
protected SpelExpression	doParseExpression(String expressionString, ParserContext context) Actually parse the expression string and return an Expression object.
SpelExpression	parseRaw(String expressionString)

从类继承的方法 org.springframework.expression.common.TemplateAwareExpressionParser

parseExpression, parseExpression

从类继承的方法 java.lang.Object

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

构造器详细资料

SpelExpressionParser

public SpelExpressionParser()

Create a parser with default settings.

SpelExpressionParser

public SpelExpressionParser(SpelParserConfiguration configuration)

Create a parser with the specified configuration.

参数:

configuration - custom configuration options

方法详细资料

parseRaw

public SpelExpression parseRaw(String expressionString)
                        throws ParseException

抛出:

ParseException

doParseExpression

protected SpelExpression doParseExpression(String expressionString,
                                           @Nullable
                                           ParserContext context)
                                    throws ParseException

从类复制的说明: TemplateAwareExpressionParser

Actually parse the expression string and return an Expression object.

指定者:

doParseExpression 在类中 TemplateAwareExpressionParser

参数:

expressionString - the raw expression string to parse

context - a context for influencing this expression parsing routine (optional)

返回:

an evaluator for the parsed expression

抛出:

ParseException - an exception occurred during parsing