PegadiContextLoaderListener.java

package org.pegadi.webapp.spring;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.config.PropertyPlaceholderConfigurer;
import org.springframework.web.context.ConfigurableWebApplicationContext;
import org.springframework.web.context.ContextLoader;
import org.springframework.web.context.ContextLoaderListener;

import javax.servlet.ServletContext;
import java.util.Properties;

/**
 * @author Marvin B. Lillehaug <lillehau@underdusken.no>
 */
public class PegadiContextLoaderListener extends ContextLoaderListener {

    private Logger log = LoggerFactory.getLogger(getClass());

    @Override
    protected ContextLoader createContextLoader() {
        return new ContextLoader(){
            @Override
            protected void customizeContext(ServletContext servletContext, ConfigurableWebApplicationContext configurableWebApplicationContext) {
                addPropertyReplacer(configurableWebApplicationContext);
            }
        };
    }

    public void addPropertyReplacer(ConfigurableWebApplicationContext wac) {
        PropertyPlaceholderConfigurer configurer  = new PropertyPlaceholderConfigurer();
        final Properties properties = new Properties();
        String developerMode = Boolean.toString(System.getProperty("developerMode") != null);
        log.info("Developermode: {}", developerMode );
        properties.setProperty("developerMode", developerMode);
        configurer.setProperties(properties);
        configurer.setIgnoreUnresolvablePlaceholders(true);
        wac.addBeanFactoryPostProcessor(configurer);
    }
}