ToSetMethod.java 文件源码

@SuppressWarnings("unchecked")
@Override
public Object exec(List args) throws TemplateModelException {
    if (args == null || args.size() < 0 || args.size() > 1) {
        throw new TemplateModelException("Invalid number of arguments (expected: 0-1)");
    }
    Environment env = CommonFtlUtil.getCurrentEnvironment();

    if (args.size() > 0) {
        TemplateModel object = (TemplateModel) args.get(0);

        ObjectWrapper objectWrapper = LangFtlUtil.getCurrentObjectWrapper(env);
        return LangFtlUtil.toSet(object, objectWrapper);
    }
    else {
        return new HashSet<Object>();
    }
}