E
- the type of Entry used in the indexpublic interface Node<E extends Entry> extends Page
Modifier and Type | Method and Description |
---|---|
int |
addDirectoryEntry(E entry)
Adds a new directory entry to this node's children and returns the index of
the entry in this node's children array.
|
int |
addLeafEntry(E entry)
Adds a new leaf entry to this node's children and returns the index of the
entry in this node's children array.
|
Enumeration<IndexTreePath<E>> |
children(IndexTreePath<E> parentPath)
Returns an enumeration of the children paths of this node.
|
E |
getEntry(int index)
Returns the entry at the specified index.
|
int |
getNumEntries()
Returns the number of entries of this node.
|
boolean |
isLeaf()
Returns true if this node is a leaf node, false otherwise.
|
Enumeration<IndexTreePath<E>> children(IndexTreePath<E> parentPath)
parentPath
- the path to this nodeint getNumEntries()
boolean isLeaf()
E getEntry(int index)
index
- the index of the entry to be returnedint addLeafEntry(E entry)
entry
- the leaf entry to be addedUnsupportedOperationException
- if entry is not a leaf entry or this
node is not a leaf nodeint addDirectoryEntry(E entry)
entry
- the directory entry to be addedUnsupportedOperationException
- if entry is not a directory entry or
this node is not a directory node