SpringUtil.java

package test;

import org.springframework.beans.BeansException;
import org.springframework.context.support.AbstractXmlApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;

public class SpringUtil {
	private static SpringUtil instance;
	protected AbstractXmlApplicationContext ctx;

	private SpringUtil() {
		try {
			ctx = new ClassPathXmlApplicationContext("applicationContext.xml");
		} catch (BeansException e) {
			e.printStackTrace();
			throw e;
		}
	}

	public static SpringUtil getInstance() {
		if (instance == null) {
			instance = new SpringUtil();
		}
		return instance;
	}

	@SuppressWarnings("rawtypes")
	public Object getBean(Class c) {
		if (ctx == null) {
			return null;
		}
		String[] beanNamesForType = ctx.getBeanNamesForType(c);
		if (beanNamesForType == null || beanNamesForType.length == 0) {
			return null;
		}
		String name = beanNamesForType[0];
		Object bean = getBean(name);
		return bean;
	}

	public Object getBean(String name) {
		if (ctx == null) {
			return null;
		}
		Object bean = ctx.getBean(name);
		return bean;
	}
}