Example usage for org.springframework.beans.factory.config ConfigurableListableBeanFactory setBeanClassLoader

Introduction

In this page you can find the example usage for org.springframework.beans.factory.config ConfigurableListableBeanFactory setBeanClassLoader.

Prototype

void setBeanClassLoader(@Nullable ClassLoader beanClassLoader);

Source Link

Document

Set the class loader to use for loading bean classes.

Usage

From source file:pt.webdetails.cte.engine.CoreBeanFactory.java

protected ConfigurableApplicationContext getSpringBeanFactory(String pluginName) {
    try {/*from  w  w w .  j a  v  a2  s  . c  o  m*/
        final ClassLoader cl = this.getClass().getClassLoader();

        // if we can't find a <plugin_name>.spring.xml, we'll default to 'plugin.spring.xml'
        String springBeanName = cl.getResource(pluginName) != null ? pluginName : DEFAULT_SPRING_XML_NAME;

        URL url = cl.getResource(springBeanName);

        if (url != null) {
            logger.debug("Found spring file @ " + url); //$NON-NLS-1$
            ConfigurableApplicationContext context = new ClassPathXmlApplicationContext(springBeanName) {
                @Override
                protected void initBeanDefinitionReader(XmlBeanDefinitionReader beanDefinitionReader) {

                    beanDefinitionReader.setBeanClassLoader(cl);
                }

                @Override
                protected void prepareBeanFactory(ConfigurableListableBeanFactory clBeanFactory) {
                    super.prepareBeanFactory(clBeanFactory);
                    clBeanFactory.setBeanClassLoader(cl);
                }

                /**
                 * Critically important to override this and return the desired CL
                 **/
                @Override
                public ClassLoader getClassLoader() {
                    return cl;
                }
            };
            return context;
        }
    } catch (Exception e) {
        logger.fatal("Error loading " + pluginName, e);
    }
    logger.fatal(
            "Spring definition file does not exist. There should be a <plugin_name>.spring.xml file on the classpath ");
    return null;

}

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