MetaManager	// Ԫݹ࣬MetaLibraryбJavaClassLoader
MetaLibrary	// Ԫ⣬MetaPackage̳Уر֮ǶģJARļ
MetaPackage	// ԪڹӰ࣬ṩؼJavaPackage
MetaClass	// Ԫ࣬ݶJavaClass
MetaField	// ԪֶΣJavaField

඼ǴDefObjɵģṩϢ
ṩioִ֧KDMɰԪݡKDRܱDBݿԪݡBOSԪɡ
KDMҪиı䣬KDM״б
KDRҪиı䡣
