import system.proxies.Language; //导入依赖的package包/类
/**
 * Get the default language
 * @param context
 * @return The default language
 * @throws CoreException
 */
public static Language getDefaultLanguage(IContext context) throws CoreException {
	String languageCode = Core.getDefaultLanguage().getCode();
	List<Language> languageList = Language.load(context, "[Code = '" + languageCode + "']");
	if (languageList == null || languageList.isEmpty()) {
		throw new RuntimeException("No language found for default language constant value " + languageCode);
	}
	return languageList.get(0);		
}
 

import system.proxies.Language; //导入依赖的package包/类
@Override
public IMendixObject executeAction() throws Exception
{
	// BEGIN USER CODE
	Language defaultLanguage = Misc.getDefaultLanguage(getContext());
	return defaultLanguage.getMendixObject();
	// END USER CODE
}
 

import system.proxies.Language; //导入依赖的package包/类
private void cacheLanguageCodes(IContext context) throws CoreException
{
	for(IMendixObject language :  Core.retrieveXPathQuery(context, "//" + Language.entityName))
		this.languageCodes.add(Language.initialize(context, language).getCode());
}