gnu.expr
Class ModuleContext

java.lang.Object
  gnu.expr.ModuleContext

public class ModuleContext
extends java.lang.Object

Maps modules to module instances. Given a class, species a specific instance object for that class.

Constructor Summary

ModuleContext(ModuleManager manager)

Method Summary

ModuleInfo	findFromInstance(java.lang.Object instance)
java.lang.Object	findInstance(java.lang.Class clas)
java.lang.Object	findInstance(ModuleInfo info) If there is no instance of the argument's class, allocated one.
static ModuleContext	getContext() For now returns the shared global ModuleContext.
ModuleManager	getManager()
java.lang.Object	searchInstance(java.lang.Class clas)
void	setInstance(java.lang.Object instance)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ModuleContext

public ModuleContext(ModuleManager manager)

Method Detail

getContext

public static ModuleContext getContext()

For now returns the shared global ModuleContext. Later provide a means for thread-specific overriding.

getManager

public ModuleManager getManager()

findInstance

public java.lang.Object findInstance(ModuleInfo info)

If there is no instance of the argument's class, allocated one.

searchInstance

public java.lang.Object searchInstance(java.lang.Class clas)

findInstance

public java.lang.Object findInstance(java.lang.Class clas)

setInstance

public void setInstance(java.lang.Object instance)

findFromInstance

public ModuleInfo findFromInstance(java.lang.Object instance)