private Class<?> convertClassByStr(String strClass, Map<String, String> typeAliasMap) {
        Class<?> resultClass = null;
        if (strClass != null) {
            strClass = strClass.trim();
            if (strClass.equals("int") || strClass.equals("Integer")) {
                strClass = "java.lang.Integer";
            } else if (strClass.equals("String")) {
                strClass = "java.lang.String";
            }
            // 判断别名map是否包含
            else if (typeAliasMap.containsKey(strClass)) {
                strClass = typeAliasMap.get(strClass);
            }
            try {
                resultClass = Class.forName(strClass);
            } catch (ClassNotFoundException exc) {
                exc.printStackTrace();
            }
        }
        return resultClass;
    }