Package org.codehaus.plexus.context

Interface Context

public interface Context

Method Summary

Modifier and Type	Method	Description
boolean	contains(java.lang.Object key)
java.lang.Object	get(java.lang.Object key)
void	hide(java.lang.Object key)	Hides the item in the containerContext.
void	makeReadOnly()	Make the containerContext read-only.
void	put(java.lang.Object key, java.lang.Object value)	Adds the item to the containerContext.

Method Detail

get

java.lang.Object get(java.lang.Object key)
              throws ContextException

Throws:

ContextException

contains

boolean contains(java.lang.Object key)

put

void put(java.lang.Object key,
         java.lang.Object value)
  throws java.lang.IllegalStateException

Adds the item to the containerContext.

Parameters:

key - the key of the item

value - the item

Throws:

java.lang.IllegalStateException - if containerContext is read only

hide

void hide(java.lang.Object key)
   throws java.lang.IllegalStateException

Hides the item in the containerContext. After remove(key) has been called, a get(key) will always fail, even if the parent containerContext has such a mapping.

Parameters:

key - the items key

Throws:

java.lang.IllegalStateException - if containerContext is read only

makeReadOnly

void makeReadOnly()

Make the containerContext read-only. Any attempt to write to the containerContext via put() will result in an IllegalStateException.