These files are containing the class string utils

Apache Commons Lang, a package of Java utility classes for the classes that are in java.lang's hierarchy, or are considered to be so standard as to justify existence in java.lang. This is a port for GWT, which enables program, to use Apache Commons Lang also in the frontend compiled by the gwt compiler to java-script.

mugui-sql 超轻量级数据库框架，非hibermate（如：MyBatis）系列,使用场景：中小型项目，快速开发，简单，无学习成本。