org.apache.jackrabbit.core.observation

Class EventState

java.lang.Object

org.apache.jackrabbit.core.observation.EventState

public class EventState
extends Object

The EventState class encapsulates the session independent state of an Event.

Method Summary

Modifier and Type	Method and Description
static EventState	childNodeAdded(NodeId parentId, Path parentPath, NodeId childId, Path childPath, Name nodeType, Set<Name> mixins, Session session) Creates a new Event of type Event.NODE_ADDED.
static EventState	childNodeAdded(NodeId parentId, Path parentPath, NodeId childId, Path childPath, Name nodeType, Set<Name> mixins, Session session, boolean external) Creates a new Event of type Event.NODE_ADDED.
static EventState	childNodeRemoved(NodeId parentId, Path parentPath, NodeId childId, Path childPath, Name nodeType, Set<Name> mixins, Session session) Creates a new Event of type Event.NODE_REMOVED.
static EventState	childNodeRemoved(NodeId parentId, Path parentPath, NodeId childId, Path childPath, Name nodeType, Set<Name> mixins, Session session, boolean external) Creates a new Event of type Event.NODE_REMOVED.
boolean	equals(Object obj) Returns true if this EventState is equal to another object.
NodeId	getChildId() Returns the Id of a child node operation.
Path	getChildRelPath() Returns the relative Path of the child Item associated with this event.
static String	getCommonPath(List<EventState> events, SessionImpl session) Get the longest common path of all event state paths.
Map<String,InternalValue>	getInfo()
Set<Name>	getMixinNames() Returns a set of Names which are the names of the mixins assigned to the parent node associated with this event.
Name	getNodeType() Returns the node type of the parent node associated with this event.
Set<NodeType>	getNodeTypes(NodeTypeManagerImpl ntMgr) Returns the Set of NodeTypes assigned to the parent node associated with this event.
NodeId	getParentId() Returns the uuid of the parent node.
Path	getParentPath() Returns the path of the parent node.
int	getType()
String	getUserId()
int	hashCode() Returns a hashCode for this EventState.
static EventState	nodeMoved(NodeId parentId, Path parentPath, NodeId childId, Path childPath, Name nodeType, Set<Name> mixins, Session session, boolean external) Creates a new Event of type NODE_MOVED.
static EventState	nodeMovedWithInfo(NodeId parentId, Path destPath, NodeId childId, Path srcPath, Name nodeType, Set<Name> mixins, Session session, boolean external) Creates a new Event of type NODE_MOVED.
static EventState	nodeReordered(NodeId parentId, Path parentPath, NodeId childId, Path destChildPath, Path srcChildPath, Path beforeChildPath, Name nodeType, Set<Name> mixins, Session session, boolean external) Creates a new Event of type NODE_MOVED.
static EventState	persist(Session session, boolean external) Creates a new Event of type Event.PERSIST.
static EventState	propertyAdded(NodeId parentId, Path parentPath, Path childPath, Name nodeType, Set<Name> mixins, Session session) Creates a new Event of type Event.PROPERTY_ADDED.
static EventState	propertyAdded(NodeId parentId, Path parentPath, Path childPath, Name nodeType, Set<Name> mixins, Session session, boolean external) Creates a new Event of type Event.PROPERTY_ADDED.
static EventState	propertyChanged(NodeId parentId, Path parentPath, Path childPath, Name nodeType, Set<Name> mixins, Session session) Creates a new Event of type Event.PROPERTY_CHANGED.
static EventState	propertyChanged(NodeId parentId, Path parentPath, Path childPath, Name nodeType, Set<Name> mixins, Session session, boolean external) Creates a new Event of type Event.PROPERTY_CHANGED.
static EventState	propertyRemoved(NodeId parentId, Path parentPath, Path childPath, Name nodeType, Set<Name> mixins, Session session) Creates a new Event of type Event.PROPERTY_REMOVED.
static EventState	propertyRemoved(NodeId parentId, Path parentPath, Path childPath, Name nodeType, Set<Name> mixins, Session session, boolean external) Creates a new Event of type Event.PROPERTY_REMOVED.
void	setInfo(Map<String,InternalValue> info) Sets a new info map for this event.
String	toString() Returns a String representation of this EventState.
static String	valueOf(int eventType) Returns a String representation of eventType.

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Method Detail

childNodeAdded

public static EventState childNodeAdded(NodeId parentId,
                                        Path parentPath,
                                        NodeId childId,
                                        Path childPath,
                                        Name nodeType,
                                        Set<Name> mixins,
                                        Session session)

Creates a new Event of type Event.NODE_ADDED.

Parameters:

parentId - the id of the parent node associated with this EventState.

parentPath - the path of the parent node associated with this EventState.

childId - the id of the child node associated with this event.

childPath - the relative path of the child node that was added.

nodeType - the node type of the parent node.

mixins - mixins assigned to the parent node.

session - the session that added the node.

Returns:

an EventState instance.

childNodeAdded

public static EventState childNodeAdded(NodeId parentId,
                                        Path parentPath,
                                        NodeId childId,
                                        Path childPath,
                                        Name nodeType,
                                        Set<Name> mixins,
                                        Session session,
                                        boolean external)

Creates a new Event of type Event.NODE_ADDED.

Parameters:

parentId - the id of the parent node associated with this EventState.

parentPath - the path of the parent node associated with this EventState.

childId - the id of the child node associated with this event.

childPath - the relative path of the child node that was added.

nodeType - the node type of the parent node.

mixins - mixins assigned to the parent node.

session - the session that added the node.

external - flag indicating whether this is an external event

Returns:

an EventState instance.

childNodeRemoved

public static EventState childNodeRemoved(NodeId parentId,
                                          Path parentPath,
                                          NodeId childId,
                                          Path childPath,
                                          Name nodeType,
                                          Set<Name> mixins,
                                          Session session)

Creates a new Event of type Event.NODE_REMOVED.

Parameters:

parentId - the id of the parent node associated with this EventState.

parentPath - the path of the parent node associated with this EventState.

childId - the id of the child node associated with this event.

childPath - the relative path of the child node that was removed.

nodeType - the node type of the parent node.

mixins - mixins assigned to the parent node.

session - the session that removed the node.

Returns:

an EventState instance.

childNodeRemoved

public static EventState childNodeRemoved(NodeId parentId,
                                          Path parentPath,
                                          NodeId childId,
                                          Path childPath,
                                          Name nodeType,
                                          Set<Name> mixins,
                                          Session session,
                                          boolean external)

Creates a new Event of type Event.NODE_REMOVED.

Parameters:

parentId - the id of the parent node associated with this EventState.

parentPath - the path of the parent node associated with this EventState.

childId - the id of the child node associated with this event.

childPath - the relative path of the child node that was removed.

nodeType - the node type of the parent node.

mixins - mixins assigned to the parent node.

session - the session that removed the node.

external - flag indicating whether this is an external event

Returns:

an EventState instance.

nodeMoved

public static EventState nodeMoved(NodeId parentId,
                                   Path parentPath,
                                   NodeId childId,
                                   Path childPath,
                                   Name nodeType,
                                   Set<Name> mixins,
                                   Session session,
                                   boolean external)

Creates a new Event of type NODE_MOVED. The parent node associated with this event type is the parent node of the destination of the move! This method creates an event state without an info map. A caller of this method must ensure that it is properly set afterwards.

Parameters:

parentId - the id of the parent node associated with this EventState.

parentPath - the path of the parent node associated with this EventState.

childId - the id of the child node associated with this event.

childPath - the relative path of the child node that was moved.

nodeType - the node type of the parent node.

mixins - mixins assigned to the parent node.

session - the session that moved the node.

external - flag indicating whether this is an external event

Returns:

an EventState instance.

nodeMovedWithInfo

public static EventState nodeMovedWithInfo(NodeId parentId,
                                           Path destPath,
                                           NodeId childId,
                                           Path srcPath,
                                           Name nodeType,
                                           Set<Name> mixins,
                                           Session session,
                                           boolean external)
                                    throws ItemStateException

Creates a new Event of type NODE_MOVED. The parent node associated with this event type is the parent node of the destination of the move!

Parameters:

parentId - the id of the parent node associated with this EventState.

destPath - the path of the destination of the move.

childId - the id of the child node associated with this event.

srcPath - the path of the source of the move.

nodeType - the node type of the parent node.

mixins - mixins assigned to the parent node.

session - the session that removed the node.

external - flag indicating whether this is an external event

Returns:

an EventState instance.

Throws:

ItemStateException - if destPath does not have a parent.

nodeReordered

public static EventState nodeReordered(NodeId parentId,
                                       Path parentPath,
                                       NodeId childId,
                                       Path destChildPath,
                                       Path srcChildPath,
                                       Path beforeChildPath,
                                       Name nodeType,
                                       Set<Name> mixins,
                                       Session session,
                                       boolean external)

Creates a new Event of type NODE_MOVED. The parent node associated with this event type is the parent node of the destination of the reorder!

Parameters:

parentId - the id of the parent node associated with this EventState.

parentPath - the path of the parent node associated with this EventState.

childId - the id of the child node associated with this event.

destChildPath - the name element of the node before it was reordered.

srcChildPath - the name element of the reordered node before the reorder operation.

beforeChildPath - the name element of the node before which the reordered node is placed. (may be null if reordered to the end.

nodeType - the node type of the parent node.

mixins - mixins assigned to the parent node.

session - the session that removed the node.

external - flag indicating whether this is an external event

Returns:

an EventState instance.

propertyAdded

public static EventState propertyAdded(NodeId parentId,
                                       Path parentPath,
                                       Path childPath,
                                       Name nodeType,
                                       Set<Name> mixins,
                                       Session session)

Creates a new Event of type Event.PROPERTY_ADDED.

Parameters:

parentId - the id of the parent node associated with this EventState.

parentPath - the path of the parent node associated with this EventState.

childPath - the relative path of the property that was added.

nodeType - the node type of the parent node.

mixins - mixins assigned to the parent node.

session - the session that added the property.

Returns:

an EventState instance.

propertyAdded

public static EventState propertyAdded(NodeId parentId,
                                       Path parentPath,
                                       Path childPath,
                                       Name nodeType,
                                       Set<Name> mixins,
                                       Session session,
                                       boolean external)

Creates a new Event of type Event.PROPERTY_ADDED.

Parameters:

parentId - the id of the parent node associated with this EventState.

parentPath - the path of the parent node associated with this EventState.

childPath - the relative path of the property that was added.

nodeType - the node type of the parent node.

mixins - mixins assigned to the parent node.

session - the session that added the property.

external - flag indicating whether this is an external event

Returns:

an EventState instance.

propertyRemoved

public static EventState propertyRemoved(NodeId parentId,
                                         Path parentPath,
                                         Path childPath,
                                         Name nodeType,
                                         Set<Name> mixins,
                                         Session session)

Creates a new Event of type Event.PROPERTY_REMOVED.

Parameters:

parentId - the id of the parent node associated with this EventState.

parentPath - the path of the parent node associated with this EventState.

childPath - the relative path of the property that was removed.

nodeType - the node type of the parent node.

mixins - mixins assigned to the parent node.

session - the session that removed the property.

Returns:

an EventState instance.

propertyRemoved

public static EventState propertyRemoved(NodeId parentId,
                                         Path parentPath,
                                         Path childPath,
                                         Name nodeType,
                                         Set<Name> mixins,
                                         Session session,
                                         boolean external)

Creates a new Event of type Event.PROPERTY_REMOVED.

Parameters:

parentId - the id of the parent node associated with this EventState.

parentPath - the path of the parent node associated with this EventState.

childPath - the relative path of the property that was removed.

nodeType - the node type of the parent node.

mixins - mixins assigned to the parent node.

session - the session that removed the property.

external - flag indicating whether this is an external event

Returns:

an EventState instance.

propertyChanged

public static EventState propertyChanged(NodeId parentId,
                                         Path parentPath,
                                         Path childPath,
                                         Name nodeType,
                                         Set<Name> mixins,
                                         Session session)

Creates a new Event of type Event.PROPERTY_CHANGED.

Parameters:

parentId - the id of the parent node associated with this EventState.

parentPath - the path of the parent node associated with this EventState.

childPath - the relative path of the property that changed.

nodeType - the node type of the parent node.

mixins - mixins assigned to the parent node.

session - the session that changed the property.

Returns:

an EventState instance.

propertyChanged

public static EventState propertyChanged(NodeId parentId,
                                         Path parentPath,
                                         Path childPath,
                                         Name nodeType,
                                         Set<Name> mixins,
                                         Session session,
                                         boolean external)

Creates a new Event of type Event.PROPERTY_CHANGED.

Parameters:

parentId - the id of the parent node associated with this EventState.

parentPath - the path of the parent node associated with this EventState.

childPath - the relative path of the property that changed.

nodeType - the node type of the parent node.

mixins - mixins assigned to the parent node.

session - the session that changed the property.

external - flag indicating whether this is an external event

Returns:

an EventState instance.

persist

public static EventState persist(Session session,
                                 boolean external)

Creates a new Event of type Event.PERSIST.

Parameters:

session - the session that changed the property.

external - flag indicating whether this is an external event

Returns:

an EventState instance.

getType

public int getType()

getParentId

public NodeId getParentId()

Returns the uuid of the parent node.

Returns:

the uuid of the parent node.

getParentPath

public Path getParentPath()

Returns the path of the parent node.

Returns:

the path of the parent node.

getChildId

public NodeId getChildId()

Returns the Id of a child node operation. If this EventState was generated for a property operation this method returns null.

Returns:

the id of a child node operation.

getChildRelPath

public Path getChildRelPath()

Returns the relative Path of the child Item associated with this event.

Returns:

the Path associated with this event.

getNodeType

public Name getNodeType()

Returns the node type of the parent node associated with this event.

Returns:

the node type of the parent associated with this event.

getMixinNames

public Set<Name> getMixinNames()

Returns a set of Names which are the names of the mixins assigned to the parent node associated with this event.

Returns:

the mixin names as Names.

getNodeTypes

public Set<NodeType> getNodeTypes(NodeTypeManagerImpl ntMgr)

Returns the Set of NodeTypes assigned to the parent node associated with this event. This Set includes the primary type as well as all the mixin types assigned to the parent node.

Returns:

Set of NodeTypes.

getUserId

public String getUserId()

getInfo

public Map<String,InternalValue> getInfo()

Returns:

an unmodifiable info Map.

setInfo

public void setInfo(Map<String,InternalValue> info)

Sets a new info map for this event.

Parameters:

info - the new info map.

toString

public String toString()

Returns a String representation of this EventState.

Overrides:

toString in class Object

Returns:

a String representation of this EventState.

hashCode

public int hashCode()

Returns a hashCode for this EventState.

Overrides:

hashCode in class Object

Returns:

a hashCode for this EventState.

equals

public boolean equals(Object obj)

Returns true if this EventState is equal to another object.

Overrides:

equals in class Object

Parameters:

obj - the reference object with which to compare.

Returns:

true if object obj is equal to this EventState; false otherwise.

valueOf

public static String valueOf(int eventType)

Returns a String representation of eventType.

Parameters:

eventType - an event type defined by Event.

Returns:

a String representation of eventType.

getCommonPath

public static String getCommonPath(List<EventState> events,
                                   SessionImpl session)

Get the longest common path of all event state paths.

Parameters:

events - The list of EventState

session - The associated session; it can be null

Returns:

the longest common path