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代码地址：COmmon中心代码
 /// <summary>
    /// 反射工具
    /// </summary>
    public static class ReflectionUtil { }


    /// <summary>
    /// 布尔值<see cref="Boolean"/>类型的扩展辅助操作类
    /// </summary>

    public static class BooleanExtensions { }

    /// <summary>
    /// Enumerable集合扩展方法
    /// </summary>

    public static class EnumerableExtensions { }


    /// <summary>
    /// 枚举<see cref="Enum"/>的扩展辅助操作方法
    /// </summary>

    public static class EnumExtensions { }

    /// <summary>
    /// 基类型<see cref="Object"/>扩展辅助操作类
    /// </summary>

    public static class ObjectExtensions1
    { }

    /// <summary>
    /// 随机数<see cref="Random"/>类型的扩展辅助操作类
    /// </summary>
    public static class RandomExtensions { }

    /// <summary>
    /// Stream扩展方法
    /// </summary>

    public static class StreamExtensions { }

    /// <summary>
    /// StringBuilder 扩展方法类
    /// </summary>
    public static class StringBuilderExtensions { }

    /// <summary>
    /// 字符串<see cref="string"/>类型的扩展辅助操作类
    /// </summary>
    public static class StringExtensions { }

    /// <summary>
    /// 数组扩展方法
    /// </summary>
    public static class ArrayExtensions { }

    /// <summary>
    /// 集合扩展方法
    /// </summary>
    public static class CollectionExtensions { }

    #region help类

    /// <summary>
    /// 比较器辅助类，用于快速创建<see cref="IComparer{T}"/>接口的实例

    public static class ComparisonHelper<T> { }

    /// <summary>
    /// 相等比较辅助类，用于快速创建<see cref="IEqualityComparer{T}"/>的实例
    /// </example>
    /// <typeparam name="T"> </typeparam>
    public static class EqualityHelper<T> { }


    /// <summary>
    /// Excel导出操作类
    /// </summary>
    public class ExcelExportHelper<T> { }

    /// <summary>
    /// Excel导入操作类 需要安装NPOI
    /// </summary>
    public class ExcelImportHelper { }

    /// <summary>
    /// FileHelper
    /// </summary>
    public class FileHelper { }

    /// <summary>
    /// JsonHelper
    /// </summary>
    public static class JsonHelper { }

    /// <summary>
    /// PDF
    /// </summary>
    public class PDFHelper { }

    /// <summary>
    /// 正则帮助类
    /// </summary>
    public class RegularHelper { }

    /// <summary>
    /// 字符串通用操作类
    /// </summary>
    public class StringHelper { }
    #endregion

    #region 公用库



    /// <summary>
    /// 获取服务器信息
    /// </summary>
    public static class MachineUtil { }

    /// <summary>
    /// 网络操作
    /// </summary>
    public static class NetUtil { }

    /// <summary>
    /// 汉字转换拼音
    /// </summary>

    public class PinyinUtil { }

    /// <summary>
    /// 树形结构查询
    /// </summary>
    public static class QueryTreeUtil { }

    /// <summary>
    /// 树结构帮助类
    /// </summary>

    public static class TreeUtil { }

    /// <summary>
    /// 树模型基类
    /// </summary>
    public class TreeModel { }