cn.home1.oss.lib.common.msginterpolate

Class SpelMessageInterpolator

java.lang.Object

cn.home1.oss.lib.common.msginterpolate.SpelMessageInterpolator

All Implemented Interfaces:

MessageInterpolator

public class SpelMessageInterpolator
extends Object
implements MessageInterpolator

Implementation of the MessageInterpolator that uses the Spring Expression Language (SpEL) to evaluate expressions inside a template message.

SpEL expressions are delimited by #{} and {@code }. The provided variables are accessible directly by name.

Constructor Summary

Constructors

Constructor and Description
SpelMessageInterpolator() Creates a new instance with StandardEvaluationContext including ReflectivePropertyAccessor and MapAccessor.
SpelMessageInterpolator(org.springframework.expression.EvaluationContext evalContext) Creates a new instance with a custom EvaluationContext.

Method Summary

Modifier and Type	Method and Description
String	interpolate(String template, Map<String,Object> variables) Interpolates the message template using the given variables.

Methods inherited from class java.lang.Object

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

Constructor Detail

SpelMessageInterpolator

public SpelMessageInterpolator(org.springframework.expression.EvaluationContext evalContext)

Creates a new instance with a custom EvaluationContext.

Parameters:

evalContext - evalContext

SpelMessageInterpolator

public SpelMessageInterpolator()

Creates a new instance with StandardEvaluationContext including ReflectivePropertyAccessor and MapAccessor.

Method Detail

interpolate

public String interpolate(String template,
                          Map<String,Object> variables)

Description copied from interface: MessageInterpolator

Interpolates the message template using the given variables.

Specified by:

interpolate in interface MessageInterpolator

Parameters:

template - The message to interpolate.

variables - Map of variables that will be accessible for the template.

Returns:

An interpolated message.