Provides utility and system information classes specific to the Dalvik VM.
| DexClassLoader | Provides a simple ClassLoader implementation that operates on a
 list of jar/apk files with classes.dex entries.  | 
          
| DexFile | Manipulates DEX files. | 
| PathClassLoader | Provides a simple ClassLoader implementation that operates on a list
 of files and directories in the local file system, but does not attempt to
 load classes from the network.  |