org.apache.jackrabbit.jcr2spi.hierarchy

Interface NodeEntry

All Superinterfaces:

HierarchyEntry

All Known Implementing Classes:

NodeEntryImpl

public interface NodeEntry
extends HierarchyEntry

NodeEntry...

Method Summary

Methods

Modifier and Type	Method and Description
NodeEntry	addNewNodeEntry(Name nodeName, String uniqueID, Name primaryNodeType, QNodeDefinition definition) Adds a new, transient child NodeEntry
PropertyEntry	addNewPropertyEntry(Name propName, QPropertyDefinition definition, QValue[] values, int propertyType) Add a new, transient PropertyEntry to this NodeEntry and return the PropertyState associated with the new entry.
NodeEntry	getDeepNodeEntry(Path path) Traverse the tree below this entry and return the child entry matching the given path.
PropertyEntry	getDeepPropertyEntry(Path path) Traverse the tree below this entry and return the child entry matching the given path.
NodeId	getId()
int	getIndex()
Iterator<NodeEntry>	getNodeEntries() Returns a unmodifiable iterator of NodeEntry objects denoting the the valid child NodeEntries present on this NodeEntry.
List<NodeEntry>	getNodeEntries(Name nodeName) Returns a unmodifiable List of NodeEntrys with the specified name.
NodeEntry	getNodeEntry(Name nodeName, int index) Returns the valid NodeEntry with the specified name and index or null if there's no matching entry.
NodeEntry	getNodeEntry(Name nodeName, int index, boolean loadIfNotFound) Returns the valid NodeEntry with the specified name and index or null if there's no matching entry.
NodeState	getNodeState()
NodeEntry	getOrAddNodeEntry(Name nodeName, int index, String uniqueID) Adds a child NodeEntry to this entry if it not yet present with this node entry.
PropertyEntry	getOrAddPropertyEntry(Name propName) Add an existing PropertyEntry with the given name if it is not yet contained in this NodeEntry.
Iterator<PropertyEntry>	getPropertyEntries() Returns an unmodifiable Iterator over those children that represent valid PropertyEntries.
PropertyEntry	getPropertyEntry(Name propName) Returns the valid PropertyEntry with the specified name or null if no matching entry exists.
PropertyEntry	getPropertyEntry(Name propName, boolean loadIfNotFound) Returns the valid PropertyEntry with the specified name or null if no matching entry exists.
String	getUniqueID()
NodeId	getWorkspaceId() Returns the ID that must be used for resolving this entry OR loading its children entries from the persistent layer.
boolean	hasNodeEntry(Name nodeName) Determines if there is a valid NodeEntry with the specified nodeName.
boolean	hasNodeEntry(Name nodeName, int index) Determines if there is a valid NodeEntry with the specified name and index.
boolean	hasPropertyEntry(Name propName) Determines if there is a property entry with the specified Name.
boolean	isTransientlyMoved()
HierarchyEntry	lookupDeepEntry(Path workspacePath) Traverse the tree below this entry and return the child entry matching the given 'workspacePath', i.e.
NodeEntry	move(Name newName, NodeEntry newParent, boolean transientMove) Moves this NodeEntry as new child entry of the NodeEntry identified by newParent and/or renames it to newName.
void	orderBefore(NodeEntry beforeEntry) Reorders this NodeEntry before the sibling entry specified by the given beforeEntry.
void	refresh(Event childEvent) The parent entry of a external event gets informed about the modification.
void	setNodeEntries(Iterator<ChildInfo> childInfos) Creates or updates the ChildNodeEntries of this node.
void	setPropertyEntries(Collection<Name> propNames) Adds property entries for the given Names.
void	setUniqueID(String uniqueID)

Methods inherited from interface org.apache.jackrabbit.jcr2spi.hierarchy.HierarchyEntry

calculateStatus, complete, denotesNode, getGeneration, getItemState, getName, getParent, getPath, getStatus, getWorkspacePath, invalidate, isAvailable, reload, remove, revert, setItemState, transientRemove

Method Detail

getId

NodeId getId()
             throws javax.jcr.InvalidItemStateException,
                    javax.jcr.RepositoryException

Returns:

the NodeId of this child node entry.

Throws:

javax.jcr.InvalidItemStateException

javax.jcr.RepositoryException

getWorkspaceId

NodeId getWorkspaceId()
                      throws javax.jcr.InvalidItemStateException,
                             javax.jcr.RepositoryException

Returns the ID that must be used for resolving this entry OR loading its children entries from the persistent layer. This is the same as getId() unless this entry or any of its ancestors has been transiently moved.

Returns:

Throws:

javax.jcr.InvalidItemStateException

javax.jcr.RepositoryException

See Also:

getId()

getUniqueID

String getUniqueID()

Returns:

the unique ID of the node state which is referenced by this child node entry or null if the node state cannot be identified with a unique ID.

setUniqueID

void setUniqueID(String uniqueID)

Parameters:

uniqueID -

getIndex

int getIndex()
             throws javax.jcr.InvalidItemStateException,
                    javax.jcr.RepositoryException

Returns:

the index of this child node entry to support same-name siblings. If the index of this entry cannot be determined Path.INDEX_UNDEFINED is returned.

Throws:

javax.jcr.InvalidItemStateException

javax.jcr.RepositoryException

getNodeState

NodeState getNodeState()
                       throws javax.jcr.ItemNotFoundException,
                              javax.jcr.RepositoryException

Returns:

the referenced NodeState.

Throws:

javax.jcr.ItemNotFoundException - if the NodeState does not exist.

javax.jcr.RepositoryException - If an error occurs while retrieving the NodeState.

getDeepNodeEntry

NodeEntry getDeepNodeEntry(Path path)
                           throws javax.jcr.PathNotFoundException,
                                  javax.jcr.RepositoryException

Traverse the tree below this entry and return the child entry matching the given path. If that entry has not been loaded yet, try to do so. NOTE: In contrast to getNodeEntry, getNodeEntries this method may return invalid entries, i.e. entries connected to a removed or stale ItemState.

Parameters:

path -

Returns:

the entry at the given path.

Throws:

javax.jcr.PathNotFoundException

javax.jcr.RepositoryException

getDeepPropertyEntry

PropertyEntry getDeepPropertyEntry(Path path)
                                   throws javax.jcr.PathNotFoundException,
                                          javax.jcr.RepositoryException

Traverse the tree below this entry and return the child entry matching the given path. If that entry has not been loaded yet, try to do so. NOTE: In contrast to getPropertyEntry and getPropertyEntries this method may return invalid entries, i.e. entries connected to a removed or stale ItemState.

Parameters:

path -

Returns:

the property entry at the given path.

Throws:

javax.jcr.PathNotFoundException

javax.jcr.RepositoryException

lookupDeepEntry

HierarchyEntry lookupDeepEntry(Path workspacePath)

Traverse the tree below this entry and return the child entry matching the given 'workspacePath', i.e. transient modifications and new entries are ignored.

If no matching entry can be found, null is return.

Parameters:

workspacePath -

Returns:

matching entry or null.

hasNodeEntry

boolean hasNodeEntry(Name nodeName)

Determines if there is a valid NodeEntry with the specified nodeName.

Parameters:

nodeName - Name object specifying a node name

Returns:

true if there is a NodeEntry with the specified nodeName.

hasNodeEntry

boolean hasNodeEntry(Name nodeName,
                   int index)

Determines if there is a valid NodeEntry with the specified name and index.

Parameters:

nodeName - Name object specifying a node name.

index - 1-based index if there are same-name child node entries.

Returns:

true if there is a NodeEntry with the specified name and index.

getNodeEntry

NodeEntry getNodeEntry(Name nodeName,
                     int index)
                       throws javax.jcr.RepositoryException

Returns the valid NodeEntry with the specified name and index or null if there's no matching entry.

Parameters:

nodeName - Name object specifying a node name.

index - 1-based index if there are same-name child node entries.

Returns:

The NodeEntry with the specified name and index or null if there's no matching entry.

Throws:

javax.jcr.RepositoryException - If an unexpected error occurs.

getNodeEntry

NodeEntry getNodeEntry(Name nodeName,
                     int index,
                     boolean loadIfNotFound)
                       throws javax.jcr.RepositoryException

Returns the valid NodeEntry with the specified name and index or null if there's no matching entry. If loadIfNotFound is true, the implementation must make sure, that it's list of child entries is up to date and eventually try to load the node entry.

Parameters:

nodeName - Name object specifying a node name.

index - 1-based index if there are same-name child node entries.

loadIfNotFound -

Returns:

The NodeEntry with the specified name and index or null if there's no matching entry.

Throws:

javax.jcr.RepositoryException - If an unexpected error occurs.

getNodeEntries

Iterator<NodeEntry> getNodeEntries()
                                   throws javax.jcr.RepositoryException

Returns a unmodifiable iterator of NodeEntry objects denoting the the valid child NodeEntries present on this NodeEntry.

Returns:

iterator of NodeEntry objects

Throws:

javax.jcr.RepositoryException - If an unexpected error occurs.

getNodeEntries

List<NodeEntry> getNodeEntries(Name nodeName)
                               throws javax.jcr.RepositoryException

Returns a unmodifiable List of NodeEntrys with the specified name.

Parameters:

nodeName - name of the child node entries that should be returned

Returns:

list of NodeEntry objects

Throws:

javax.jcr.RepositoryException - If an unexpected error occurs.

setNodeEntries

void setNodeEntries(Iterator<ChildInfo> childInfos)
                    throws javax.jcr.RepositoryException

Creates or updates the ChildNodeEntries of this node.

Parameters:

childInfos -

Throws:

javax.jcr.RepositoryException

getOrAddNodeEntry

NodeEntry getOrAddNodeEntry(Name nodeName,
                          int index,
                          String uniqueID)
                            throws javax.jcr.RepositoryException

Adds a child NodeEntry to this entry if it not yet present with this node entry.

Parameters:

nodeName -

index -

uniqueID -

Returns:

the NodeEntry.

Throws:

javax.jcr.RepositoryException - If an unexpected error occurs.

addNewNodeEntry

NodeEntry addNewNodeEntry(Name nodeName,
                        String uniqueID,
                        Name primaryNodeType,
                        QNodeDefinition definition)
                          throws javax.jcr.RepositoryException

Adds a new, transient child NodeEntry

Parameters:

nodeName -

uniqueID -

primaryNodeType -

definition -

Returns:

Throws:

javax.jcr.RepositoryException - If an error occurs.

hasPropertyEntry

boolean hasPropertyEntry(Name propName)

Determines if there is a property entry with the specified Name.

Parameters:

propName - Name object specifying a property name

Returns:

true if there is a property entry with the specified Name.

getPropertyEntry

PropertyEntry getPropertyEntry(Name propName)
                               throws javax.jcr.RepositoryException

Returns the valid PropertyEntry with the specified name or null if no matching entry exists.

Parameters:

propName - Name object specifying a property name.

Returns:

The PropertyEntry with the specified name or null if no matching entry exists.

Throws:

javax.jcr.RepositoryException - If an unexpected error occurs.

getPropertyEntry

PropertyEntry getPropertyEntry(Name propName,
                             boolean loadIfNotFound)
                               throws javax.jcr.RepositoryException

Returns the valid PropertyEntry with the specified name or null if no matching entry exists. If loadIfNotFound is true, the implementation must make sure, that it's list of property entries is up to date and eventually try to load the property entry with the given name.

Parameters:

propName - Name object specifying a property name.

loadIfNotFound -

Returns:

The PropertyEntry with the specified name or null if no matching entry exists.

Throws:

javax.jcr.RepositoryException - If an unexpected error occurs.

getPropertyEntries

Iterator<PropertyEntry> getPropertyEntries()

Returns an unmodifiable Iterator over those children that represent valid PropertyEntries.

Returns:

an unmodifiable Iterator over those children that represent valid PropertyEntries.

getOrAddPropertyEntry

PropertyEntry getOrAddPropertyEntry(Name propName)
                                    throws javax.jcr.ItemExistsException,
                                           javax.jcr.RepositoryException

Add an existing PropertyEntry with the given name if it is not yet contained in this NodeEntry. Please note the difference to addNewPropertyEntry(Name, QPropertyDefinition, QValue[], int) which adds a new, transient entry.

Parameters:

propName -

Returns:

the PropertyEntry

Throws:

javax.jcr.ItemExistsException - if a child item exists with the given name

javax.jcr.RepositoryException - if an unexpected error occurs.

setPropertyEntries

void setPropertyEntries(Collection<Name> propNames)
                        throws javax.jcr.ItemExistsException,
                               javax.jcr.RepositoryException

Adds property entries for the given Names. It depends on the status of this NodeEntry, how conflicts are resolved and whether or not existing entries that are missing in the iterator get removed.

Parameters:

propNames -

Throws:

javax.jcr.ItemExistsException

javax.jcr.RepositoryException - if an unexpected error occurs.

addNewPropertyEntry

PropertyEntry addNewPropertyEntry(Name propName,
                                QPropertyDefinition definition,
                                QValue[] values,
                                int propertyType)
                                  throws javax.jcr.ItemExistsException,
                                         javax.jcr.RepositoryException

Add a new, transient PropertyEntry to this NodeEntry and return the PropertyState associated with the new entry.

Parameters:

propName -

definition -

values -

propertyType -

Returns:

the new entry.

Throws:

javax.jcr.ItemExistsException

javax.jcr.RepositoryException

orderBefore

void orderBefore(NodeEntry beforeEntry)
                 throws javax.jcr.RepositoryException

Reorders this NodeEntry before the sibling entry specified by the given beforeEntry.

Parameters:

beforeEntry - the child node where to insert the node before. If null this entry is moved to the end of its parents child node entries.

Throws:

javax.jcr.RepositoryException - If an unexpected error occurs.

move

NodeEntry move(Name newName,
             NodeEntry newParent,
             boolean transientMove)
               throws javax.jcr.RepositoryException

Moves this NodeEntry as new child entry of the NodeEntry identified by newParent and/or renames it to newName. If transientMove is true, an implementation must make sure, that reverting this modification by calling HierarchyEntry.revert() on the common ancestor of both parents moves this NodeEntry back and resets the name to its original value.

Parameters:

newName -

newParent -

Returns:

the moved entry

Throws:

javax.jcr.RepositoryException - If the entry to be moved is not a child of this NodeEntry or if an unexpected error occurs.

isTransientlyMoved

boolean isTransientlyMoved()

Returns:

true if this NodeEntry is transiently moved.

refresh

void refresh(Event childEvent)

The parent entry of a external event gets informed about the modification. Note, that Event.getParentId() of the given childEvent must point to this NodeEntry.

Parameters:

childEvent -