use of com.terran4j.commons.jfinger.CommandOption in project commons by terran4j.
the class CommandLineApplicationListener method onApplicationEvent.
@Override
public void onApplicationEvent(ContextRefreshedEvent event) {
ApplicationContext app = event.getApplicationContext();
// 从配置上判断用户是否禁用了命令行服务。
String cliDisable = app.getEnvironment().getProperty(PROP_KEY_DISABLE);
if (cliDisable != null && cliDisable.trim().equalsIgnoreCase("true")) {
if (log.isWarnEnabled()) {
log.warn("Command Line Service was disable, will not be started.");
}
return;
}
// 如果没有任何命令被注册,也不需要启用命令行服务。
Map<String, Object> beans = app.getBeansWithAnnotation(CommandGroup.class);
if (beans == null || beans.size() == 0) {
if (log.isWarnEnabled()) {
//
log.warn(//
"No Bean has Annotation: @{}. Command Line Service will not be started.", CommandGroup.class.getSimpleName());
}
return;
}
// 获取提示符。
String cliPrompt = app.getEnvironment().getProperty(PROP_KEY_PROMPT);
if (!StringUtils.isEmpty(cliPrompt)) {
cliPrompt = cliPrompt.trim();
} else {
cliPrompt = PROMPT_DEFAULT;
}
PROMPT = cliPrompt;
// 解析所有的命令行。
CommandGroups groups = new CommandGroups();
Iterator<String> it = beans.keySet().iterator();
while (it.hasNext()) {
String beanName = it.next();
Object bean = app.getBean(beanName);
Class<?> beanClass = bean.getClass();
List<Method> commandMethods = getCommandMethod(beanClass);
if (commandMethods.size() == 0) {
continue;
}
// 解析命令组。
CommandGroup commandGroup = beanClass.getAnnotation(CommandGroup.class);
CommandGroupDefine commandGroupDefine = new CommandGroupDefine(commandGroup);
if (StringUtils.isEmpty(commandGroup.name())) {
String groupName = beanName;
if (groupName.endsWith("Command") && groupName.length() > "Command".length()) {
groupName = groupName.substring(0, groupName.length() - "Command".length());
}
commandGroupDefine.setName(groupName);
}
// 解析通用命令选项。
List<CommandOptionDefine> commonOptions = new ArrayList<CommandOptionDefine>();
CommandOption[] commandGroupOptions = commandGroup.options();
if (commandGroupOptions != null && commandGroupOptions.length > 0) {
for (CommandOption commandOption : commandGroupOptions) {
CommandOptionDefine commonOption = new CommandOptionDefine(commandOption);
commonOptions.add(commonOption);
}
}
// 解析本组命令。
for (Method commandMethod : commandMethods) {
CommandDefine commandDefine = new CommandDefine(commandGroupDefine, bean, commandMethod, beanName);
commandDefine.addOptions(commonOptions);
commandGroupDefine.addCommand(commandDefine);
}
// 记录下本命令组。
groups.addCommandGroup(commandGroupDefine);
}
service = new CommandLineService();
service.setCommands(groups);
service.setPrompt(cliPrompt);
thread = new CommandLineTask(service);
// 线程一直存在,不让主进程退出。
thread.setDaemon(false);
thread.setName("JFinger Demo Thread");
thread.start();
if (log.isInfoEnabled()) {
log.info("Command Line Service is started.");
}
}
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