String[] | 
AbstractPreferences.childrenNames() | 
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abstract String[] | 
Preferences.childrenNames() | 
 Returns the names of the children of this preference node, relative to
 this node. 
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protected abstract String[] | 
AbstractPreferences.childrenNamesSpi() | 
 Returns the names of the children of this preference node. 
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void | 
AbstractPreferences.clear() | 
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abstract void | 
Preferences.clear() | 
 Removes all of the preferences (key-value associations) in this
 preference node. 
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void | 
AbstractPreferences.exportNode(OutputStream os) | 
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abstract void | 
Preferences.exportNode(OutputStream os) | 
 Emits on the specified output stream an XML document representing all
 of the preferences contained in this node (but not its descendants). 
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void | 
AbstractPreferences.exportSubtree(OutputStream os) | 
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abstract void | 
Preferences.exportSubtree(OutputStream os) | 
 Emits an XML document representing all of the preferences contained
 in this node and all of its descendants. 
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void | 
AbstractPreferences.flush() | 
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abstract void | 
Preferences.flush() | 
 Forces any changes in the contents of this preference node and its
 descendants to the persistent store. 
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protected abstract void | 
AbstractPreferences.flushSpi() | 
 This method is invoked with this node locked. 
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protected AbstractPreferences | 
AbstractPreferences.getChild(String nodeName) | 
 Returns the named child if it exists, or null if it does not. 
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String[] | 
AbstractPreferences.keys() | 
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abstract String[] | 
Preferences.keys() | 
 Returns all of the keys that have an associated value in this
 preference node. 
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protected abstract String[] | 
AbstractPreferences.keysSpi() | 
 Returns all of the keys that have an associated value in this
 preference node. 
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boolean | 
AbstractPreferences.nodeExists(String path) | 
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abstract boolean | 
Preferences.nodeExists(String pathName) | 
 Returns true if the named preference node exists in the same tree
 as this node. 
 | 
void | 
AbstractPreferences.removeNode() | 
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abstract void | 
Preferences.removeNode() | 
 Removes this preference node and all of its descendants, invalidating
 any preferences contained in the removed nodes. 
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protected abstract void | 
AbstractPreferences.removeNodeSpi() | 
 Removes this preference node, invalidating it and any preferences that
 it contains. 
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void | 
AbstractPreferences.sync() | 
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abstract void | 
Preferences.sync() | 
 Ensures that future reads from this preference node and its
 descendants reflect any changes that were committed to the persistent
 store (from any VM) prior to the sync invocation. 
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protected abstract void | 
AbstractPreferences.syncSpi() | 
 This method is invoked with this node locked. 
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