net.groupbuy.util.SpringUtils.java Source code

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Here is the source code for net.groupbuy.util.SpringUtils.java

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/*
 * Copyright 2005-2013 shopxx.net. All rights reserved.
 * Support: http://www.shopxx.net
 * License: http://www.shopxx.net/license
 */
package net.groupbuy.util;

import java.util.Locale;

import org.springframework.beans.factory.DisposableBean;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.context.annotation.Lazy;
import org.springframework.stereotype.Component;
import org.springframework.util.Assert;
import org.springframework.web.servlet.LocaleResolver;

/**
 * Utils - Spring
 * 
 * @author SHOP++ Team
 * @version 3.0
 */
@Component("springUtils")
@Lazy(false)
public final class SpringUtils implements ApplicationContextAware, DisposableBean {

    /** applicationContext */
    private static ApplicationContext applicationContext;

    /**
     * ??
     */
    private SpringUtils() {
    }

    public void setApplicationContext(ApplicationContext applicationContext) {
        SpringUtils.applicationContext = applicationContext;
    }

    public void destroy() throws Exception {
        applicationContext = null;
    }

    /**
     * ?applicationContext
     * 
     * @return applicationContext
     */
    public static ApplicationContext getApplicationContext() {
        return applicationContext;
    }

    /**
     * ?
     * 
     * @param name
     *            Bean??
     * @return 
     */
    public static Object getBean(String name) {
        Assert.hasText(name);
        return applicationContext.getBean(name);
    }

    /**
     * ?
     * 
     * @param name
     *            Bean??
     * @param type
     *            Bean
     * @return 
     */
    public static <T> T getBean(String name, Class<T> type) {
        Assert.hasText(name);
        Assert.notNull(type);
        return applicationContext.getBean(name, type);
    }

    /**
     * ??
     * 
     * @param code
     *            ?
     * @param args
     *            ?
     * @return ?
     */
    public static String getMessage(String code, Object... args) {
        LocaleResolver localeResolver = getBean("localeResolver", LocaleResolver.class);
        Locale locale = localeResolver.resolveLocale(null);
        return applicationContext.getMessage(code, args, locale);
    }

}