org.apache.jackrabbit.core.version
Class VersionManagerImplRestore

java.lang.Object
  org.apache.jackrabbit.core.version.VersionManagerImplBase
      org.apache.jackrabbit.core.version.VersionManagerImplRestore

Direct Known Subclasses:

VersionManagerImplMerge

public abstract class VersionManagerImplRestore
extends VersionManagerImplBase

The JCR Version Manager implementation is split in several classes in order to group related methods together.

this class provides methods for the restore operations.

Implementation note: methods starting with "internal" are considered to be executed within a "write operations" block.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.jackrabbit.core.version.VersionManagerImplBase

VersionManagerImplBase.WriteOperation

Field Summary

Fields inherited from class org.apache.jackrabbit.core.version.VersionManagerImplBase

context, currentActivity, hierMgr, ntReg, session, stateMgr, vMgr

Constructor Summary

protected

VersionManagerImplRestore(SessionContext context, UpdatableItemStateManager stateMgr, HierarchyManager hierMgr) Creates a new version manager for the given session

Method Summary

protected Set<InternalVersion>	internalRestore(NodeStateEx state, InternalVersion version, VersionSelector vsel, boolean removeExisting) Internal method to restore a version.
protected void	internalRestore(VersionSet versions, boolean removeExisting)
protected void	internalRestoreFrozen(NodeStateEx state, InternalFrozenNode freeze, VersionSelector vsel, Set<InternalVersion> restored, boolean removeExisting, boolean copy) Restores the properties and child nodes from the frozen state.
protected void	restore(NodeStateEx state, InternalVersion v, boolean removeExisting)
protected void	restore(NodeStateEx state, Name versionName, boolean removeExisting)
protected void	restore(NodeStateEx parent, Name name, InternalVersion v, boolean removeExisting) Restores the version below the parent node using the indicated name
protected void	restoreByLabel(NodeStateEx state, Name versionLabel, boolean removeExisting)

Methods inherited from class org.apache.jackrabbit.core.version.VersionManagerImplBase

acquireReadLock, acquireWriteLock, checkModify, checkModify, checkoutCheckin, checkVersionable, getBaseVersion, getBaseVersionId, getNodeStateEx, getVersion, getVersionHistory, isCheckedOut, safeGetJCRPath, startWriteOperation

Methods inherited from class java.lang.Object

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

Constructor Detail

VersionManagerImplRestore

protected VersionManagerImplRestore(SessionContext context,
                                    UpdatableItemStateManager stateMgr,
                                    HierarchyManager hierMgr)

Creates a new version manager for the given session

Parameters:

context - component context of the current session

stateMgr - the underlying state manager

hierMgr - local hierarchy manager

Method Detail

restore

protected void restore(NodeStateEx state,
                       InternalVersion v,
                       boolean removeExisting)
                throws RepositoryException

Parameters:

state - the state to restore

v - the version to restore

removeExisting - remove existing flag

Throws:

RepositoryException - if an error occurs

See Also:

VersionManager.restore(String, Version, boolean)

restore

protected void restore(NodeStateEx state,
                       Name versionName,
                       boolean removeExisting)
                throws RepositoryException

Parameters:

state - the state to restore

versionName - the name of the version to restore

removeExisting - remove existing flag

Throws:

RepositoryException - if an error occurs

See Also:

VersionManager.restore(String, String, boolean)

restoreByLabel

protected void restoreByLabel(NodeStateEx state,
                              Name versionLabel,
                              boolean removeExisting)
                       throws RepositoryException

Parameters:

state - the state to restore

versionLabel - the name of the version to restore

removeExisting - remove existing flag

Throws:

RepositoryException - if an error occurs

See Also:

VersionManager.restoreByLabel(String, String, boolean)

restore

protected void restore(NodeStateEx parent,
                       Name name,
                       InternalVersion v,
                       boolean removeExisting)
                throws RepositoryException

Restores the version below the parent node using the indicated name

Parameters:

parent - parent node

name - desired name

v - version to restore

removeExisting - remove exiting flag

Throws:

RepositoryException - if an error occurs

internalRestore

protected void internalRestore(VersionSet versions,
                               boolean removeExisting)
                        throws RepositoryException,
                               ItemStateException

Parameters:

versions - Versions to restore

removeExisting - remove existing flag

Throws:

RepositoryException - if an error occurs

ItemStateException - if an error occurs

See Also:

VersionManager.restore(Version[], boolean), VersionManager.restore(Version, boolean)

internalRestore

protected Set<InternalVersion> internalRestore(NodeStateEx state,
                                               InternalVersion version,
                                               VersionSelector vsel,
                                               boolean removeExisting)
                                        throws RepositoryException,
                                               ItemStateException

Internal method to restore a version.

Parameters:

state - the state to restore

version - version to restore

vsel - the version selector that will select the correct version for OPV=Version child nodes.

removeExisting - remove existing flag

Returns:

set of restored versions

Throws:

RepositoryException - if an error occurs

ItemStateException - if an error occurs

internalRestoreFrozen

protected void internalRestoreFrozen(NodeStateEx state,
                                     InternalFrozenNode freeze,
                                     VersionSelector vsel,
                                     Set<InternalVersion> restored,
                                     boolean removeExisting,
                                     boolean copy)
                              throws RepositoryException,
                                     ItemStateException

Restores the properties and child nodes from the frozen state.

Parameters:

state - state to restore

freeze - the frozen node

vsel - version selector

restored - set of restored versions

removeExisting - remove existing flag

copy - if true a pure copy is performed

Throws:

RepositoryException - if an error occurs

ItemStateException - if an error occurs