Example usage for org.springframework.beans.factory.support DefaultListableBeanFactory setBeanExpressionResolver

Introduction

In this page you can find the example usage for org.springframework.beans.factory.support DefaultListableBeanFactory setBeanExpressionResolver.

Prototype

@Override
    public void setBeanExpressionResolver(@Nullable BeanExpressionResolver resolver) 

Source Link

Usage

From source file:org.kuali.rice.krad.datadictionary.DataDictionary.java

/**
 * Sets up the bean post processor and conversion service
 *
 * @param beans - The bean factory for the the dictionary beans
 *//* www.j  a  v  a 2 s  .com*/
public static void setupProcessor(DefaultListableBeanFactory beans) {
    try {
        // UIF post processor that sets component ids
        BeanPostProcessor idPostProcessor = ComponentBeanPostProcessor.class.newInstance();
        beans.addBeanPostProcessor(idPostProcessor);
        beans.setBeanExpressionResolver(new StandardBeanExpressionResolver() {
            @Override
            protected void customizeEvaluationContext(StandardEvaluationContext evalContext) {
                try {
                    evalContext.registerFunction("getService", ExpressionFunctions.class
                            .getDeclaredMethod("getService", new Class[] { String.class }));
                } catch (NoSuchMethodException me) {
                    LOG.error("Unable to register custom expression to data dictionary bean factory", me);
                }
            }
        });

        // special converters for shorthand map and list property syntax
        GenericConversionService conversionService = new GenericConversionService();
        conversionService.addConverter(new StringMapConverter());
        conversionService.addConverter(new StringListConverter());

        beans.setConversionService(conversionService);
    } catch (Exception e1) {
        throw new DataDictionaryException(
                "Cannot create component decorator post processor: " + e1.getMessage(), e1);
    }
}

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From source file:org.springframework.beans.factory.DefaultListableBeanFactoryTests.java

@Test
public void testExpressionInStringArray() {
    DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
    BeanExpressionResolver beanExpressionResolver = mock(BeanExpressionResolver.class);
    when(beanExpressionResolver.evaluate(eq("#{foo}"), ArgumentMatchers.any(BeanExpressionContext.class)))
            .thenReturn("classpath:/org/springframework/beans/factory/xml/util.properties");
    bf.setBeanExpressionResolver(beanExpressionResolver);

    RootBeanDefinition rbd = new RootBeanDefinition(PropertiesFactoryBean.class);
    MutablePropertyValues pvs = new MutablePropertyValues();
    pvs.add("locations", new String[] { "#{foo}" });
    rbd.setPropertyValues(pvs);//from ww  w  .ja  va  2  s  .co  m
    bf.registerBeanDefinition("myProperties", rbd);
    Properties properties = (Properties) bf.getBean("myProperties");
    assertEquals("bar", properties.getProperty("foo"));
}

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