org.springframework.expression.common
Class TemplateParserContext

java.lang.Object
  org.springframework.expression.common.TemplateParserContext

All Implemented Interfaces:

ParserContext

public class TemplateParserContext
extends Object
implements ParserContext

Configurable ParserContext implementation for template parsing. Expects the expression prefix and suffix as constructor arguments.

Since:

3.0

Author:

Juergen Hoeller

Field Summary

Fields inherited from interface org.springframework.expression.ParserContext

TEMPLATE_EXPRESSION

Constructor Summary

TemplateParserContext()
Create a new TemplateParserContext with the default "#{" prefix and "}" suffix.

TemplateParserContext(String expressionPrefix, String expressionSuffix)
Create a new TemplateParserContext for the given prefix and suffix.

Method Summary

String	getExpressionPrefix() For template expressions, returns the prefix that identifies the start of an expression block within a string.
String	getExpressionSuffix() For template expressions, return the prefix that identifies the end of an expression block within a string.
boolean	isTemplate() Whether or not the expression being parsed is a template.

Methods inherited from class java.lang.Object

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

Constructor Detail

TemplateParserContext

public TemplateParserContext()

Create a new TemplateParserContext with the default "#{" prefix and "}" suffix.

TemplateParserContext

public TemplateParserContext(String expressionPrefix,
                             String expressionSuffix)

Create a new TemplateParserContext for the given prefix and suffix.

Parameters:

expressionPrefix - the expression prefix to use

expressionSuffix - the expression suffix to use

Method Detail

isTemplate

public final boolean isTemplate()

Description copied from interface: ParserContext

Whether or not the expression being parsed is a template. A template expression consists of literal text that can be mixed with evaluatable blocks. Some examples:

           Some literal text
     Hello #{name.firstName}!
     #{3 + 4}
 

Specified by:

isTemplate in interface ParserContext

Returns:

true if the expression is a template, false otherwise

getExpressionPrefix

public final String getExpressionPrefix()

Description copied from interface: ParserContext

For template expressions, returns the prefix that identifies the start of an expression block within a string. For example: "${"

Specified by:

getExpressionPrefix in interface ParserContext

Returns:

the prefix that identifies the start of an expression

getExpressionSuffix

public final String getExpressionSuffix()

Description copied from interface: ParserContext

For template expressions, return the prefix that identifies the end of an expression block within a string. For example: "}"

Specified by:

getExpressionSuffix in interface ParserContext

Returns:

the suffix that identifies the end of an expression