# Package org.python.core.packagecache

- Class Summary
  Class | Description
  --- | ---
  CachedJarsPackageManager | Abstract package manager that gathers info about statically known classes from a set of jars and the Java runtime.
  CachedJarsPackageManager.JarXEntry | Class of object used to represent a cache file and last modification time, internally and to `CachedJarsPackageManager.outCreateCacheFile(org.python.core.packagecache.CachedJarsPackageManager.JarXEntry, boolean)`.
  PackageManager | Abstract package manager.
  PathPackageManager | Path package manager.
  SysPackageManager | System package manager.

Jython homepage