集成的持久性、演示和日志框架

izFrame framework is used for building enterprise class Java applications. It consists of the few major classes where each one, functionality wise, would represent the whole library: * Database model, data persistence, relation and corresponding business objects are handled by the DB class that together with its inner Field, Table Dao and DaoList, classes declaratively describe database objects and provide their transformation to Java objects including generation of corresponding SQL statements. * Logging, tracing, log file rotation, performance measuring is handled by the Log class having functionality of combination of Log4j, .NET Trace object and .NET performance counters. * Web class and its helper WebBean, UseCase classes create Web application framework is encompassing data presentation, use case navigation and integration with business logic * DBservice class handles Database access, queries and executable statements, transaction support and related