org.apache.jackrabbit.core.version
Class InternalVersionHistoryImpl

java.lang.Object
  org.apache.jackrabbit.core.version.InternalVersionItemImpl
      org.apache.jackrabbit.core.version.InternalVersionHistoryImpl

All Implemented Interfaces:

InternalVersionHistory, InternalVersionItem

public class InternalVersionHistoryImpl

extends org.apache.jackrabbit.core.version.InternalVersionItemImpl

implements InternalVersionHistory

Implements a InternalVersionHistory

Constructor Summary

InternalVersionHistoryImpl(VersionManagerImpl vMgr, org.apache.jackrabbit.core.version.NodeStateEx node)
Creates a new VersionHistory object for the given node state.

Method Summary

String	getId() Returns the external id of this item
int	getNumVersions() Returns the number of versions in this version history.
InternalVersionItem	getParent() returns the parent version item or null
InternalVersion	getRootVersion() Equivalalent to VersionHistory.getRootVersion().
InternalVersion	getVersion(QName versionName) Equivalalent to VersionHistory.getVersion(java.lang.String).
InternalVersion	getVersion(String uuid) Returns the version with the given uuid or null if the respective version does not exist.
String	getVersionableUUID() Returns the UUID of the versionable node that this history belongs to.
InternalVersion	getVersionByLabel(QName label) Equivalalent to VersionHistory.getVersionByLabel(java.lang.String) but returns null if the version does not exists.
QName[]	getVersionLabels() Returns a string iterator over all version labels that exist in this version history
String	getVersionLabelsUUID() Returns the UUID of the version labels node
protected VersionManagerImpl	getVersionManager() Returns the persistent version manager for this item
Iterator	getVersions() Returns an iterator over all versions (not ordered yet), including the root version.
boolean	hasVersion(QName versionName) Checks if the version with the given name exists in this version history.
boolean	hasVersion(String uuid) Checks if the version for the given uuid exists in this history.

Methods inherited from class java.lang.Object

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

Constructor Detail

InternalVersionHistoryImpl

public InternalVersionHistoryImpl(VersionManagerImpl vMgr,
                                  org.apache.jackrabbit.core.version.NodeStateEx node)
                           throws RepositoryException

Creates a new VersionHistory object for the given node state.

Method Detail

getId

public String getId()

Returns the external id of this item

Specified by:

getId in interface InternalVersionItem

Returns:

getParent

public InternalVersionItem getParent()

returns the parent version item or null

Specified by:

getParent in interface InternalVersionItem

Returns:

getRootVersion

public InternalVersion getRootVersion()

Equivalalent to VersionHistory.getRootVersion().

Specified by:

getRootVersion in interface InternalVersionHistory

See Also:

VersionHistory.getRootVersion()

getVersion

public InternalVersion getVersion(QName versionName)
                           throws VersionException

Equivalalent to VersionHistory.getVersion(java.lang.String).

Specified by:

getVersion in interface InternalVersionHistory

Throws:

VersionException

See Also:

VersionHistory.getVersion(java.lang.String)

hasVersion

public boolean hasVersion(QName versionName)

Checks if the version with the given name exists in this version history.

Specified by:

hasVersion in interface InternalVersionHistory

Parameters:

versionName - the name of the version

Returns:

true if the version exists; false otherwise.

hasVersion

public boolean hasVersion(String uuid)

Checks if the version for the given uuid exists in this history.

Specified by:

hasVersion in interface InternalVersionHistory

Parameters:

uuid - the uuid of the version

Returns:

true if the version exists; false otherwise.

getVersion

public InternalVersion getVersion(String uuid)

Returns the version with the given uuid or null if the respective version does not exist.

Specified by:

getVersion in interface InternalVersionHistory

Parameters:

uuid - the uuid of the version

Returns:

the internal version ot null

getVersionByLabel

public InternalVersion getVersionByLabel(QName label)

Equivalalent to VersionHistory.getVersionByLabel(java.lang.String) but returns null if the version does not exists.

Specified by:

getVersionByLabel in interface InternalVersionHistory

See Also:

VersionHistory.getVersionByLabel(java.lang.String)

getVersions

public Iterator getVersions()

Returns an iterator over all versions (not ordered yet), including the root version.

Specified by:

getVersions in interface InternalVersionHistory

Returns:

an iterator over InternalVersion objects.

getNumVersions

public int getNumVersions()

Returns the number of versions in this version history.

Specified by:

getNumVersions in interface InternalVersionHistory

Returns:

the number of versions, including the root version.

getVersionableUUID

public String getVersionableUUID()

Returns the UUID of the versionable node that this history belongs to.

Specified by:

getVersionableUUID in interface InternalVersionHistory

Returns:

the UUID of the versionable node.

getVersionLabels

public QName[] getVersionLabels()

Returns a string iterator over all version labels that exist in this version history

Specified by:

getVersionLabels in interface InternalVersionHistory

Returns:

getVersionLabelsUUID

public String getVersionLabelsUUID()

Returns the UUID of the version labels node

Specified by:

getVersionLabelsUUID in interface InternalVersionHistory

Returns:

getVersionManager

protected VersionManagerImpl getVersionManager()

Returns the persistent version manager for this item

Returns: