@SuppressWarnings("deprecation")
public void onApplicationEvent(ApplicationEvent event) {
// 如果事件类型是ChatMessageEvent就执行下面操作
if (event instanceof ChatMessageEvent) {
Message msg = (Message) event.getSource();
ServerContext context = ServerContextFactory.get();
// 获得客户端所有chat页面script session连接数
Collection<ScriptSession> sessions = context.getAllScriptSessions();
for (ScriptSession session : sessions) {
ScriptBuffer sb = new ScriptBuffer();
Date time = msg.getTime();
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
/*String s = time.getYear() + "-" + (time.getMonth() + 1) + "-" + time.getDate() + " "
+ time.getHours() + ":" + time.getMinutes() + ":" + time.getSeconds();*/
// 执行setMessage方法
String s = sdf.format(time);
sb.appendScript("index.showMessage({msg: '")
.appendScript(msg.getMsg())
.appendScript("', time: '")
.appendScript(s)
.appendScript("'})");
// 执行客户端script session方法，相当于浏览器执行JavaScript代码
// 上面就会执行客户端浏览器中的showMessage方法，并且传递一个对象过去
session.addScript(sb);
}
}
}
/**
* 供DWR框架调用获得Bean
*
* @param beanName
* @return
*/
public static Object getBeanOfDwr(String beanName) {
try {
ServerContext ctx = ServerContextFactory.get();
if (ctx == null) {
LOG.warn("ServerContext[ServerContextFactory.get()] is null.");
return null;
}
Container container = ctx.getContainer();
return container.getBean(beanName);
} catch (Exception e) {
LOG.error(e.getMessage(), e);
}
return null;
}
/** @return A found BeanFactory configuration */
private BeanFactory getBeanFactory() {
// If someone has set a resource name then we need to load that.
if (configLocation != null && configLocation.length > 0) {
log.info(
"Spring BeanFactory via ClassPathXmlApplicationContext using "
+ configLocation.length
+ "configLocations.");
return new ClassPathXmlApplicationContext(configLocation);
}
ServletContext srvCtx = ServerContextFactory.get().getServletContext();
HttpServletRequest request = null;
try {
request = WebContextFactory.get().getHttpServletRequest();
} catch (Exception ex) {
// Probably on boot time
}
return request != null
? RequestContextUtils.getWebApplicationContext(request, srvCtx)
: WebApplicationContextUtils.getWebApplicationContext(srvCtx);
}