org.jboss.portal.common.prefs
Class CombinedPreferencesResolver

java.lang.Object
  org.jboss.portal.common.prefs.CombinedPreferencesResolver

All Implemented Interfaces:

PreferencesResolver

public class CombinedPreferencesResolver

extends java.lang.Object

implements PreferencesResolver

Constructor Summary

CombinedPreferencesResolver(Preferences[] array)

Method Summary

java.util.Set	getKeys() Return the merged key set.
Value	getValue(java.lang.String key) Return a preference among the sets or null if no suitable preference is found.
boolean	isReadOnly(java.lang.String key) Say if the preference is marked as read only.

Methods inherited from class java.lang.Object

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

Constructor Detail

CombinedPreferencesResolver

public CombinedPreferencesResolver(Preferences[] array)

Method Detail

getValue

public Value getValue(java.lang.String key)
               throws java.lang.IllegalArgumentException

Description copied from interface: PreferencesResolver

Return a preference among the sets or null if no suitable preference is found.

Specified by:

getValue in interface PreferencesResolver

Parameters:

key - the requested key

Returns:

the found preference or null

Throws:

java.lang.IllegalArgumentException - if the key or the array is null

isReadOnly

public boolean isReadOnly(java.lang.String key)
                   throws java.lang.IllegalArgumentException

Description copied from interface: PreferencesResolver

Say if the preference is marked as read only.

Specified by:

isReadOnly in interface PreferencesResolver

Parameters:

key - the requested key

Returns:

the read only value

Throws:

java.lang.IllegalArgumentException - if the key or the array is null

getKeys

public java.util.Set getKeys()
                      throws java.lang.IllegalArgumentException

Description copied from interface: PreferencesResolver

Return the merged key set.

Specified by:

getKeys in interface PreferencesResolver

Returns:

the merged key set

Throws:

java.lang.IllegalArgumentException - if the array is null