java.lang.Object
- org.eclipse.net4j.util.event.Notifier
- - org.eclipse.net4j.util.lifecycle.Lifecycle
  - - org.eclipse.emf.cdo.spi.server.StoreAccessorBase

All Implemented Interfaces:

IQueryHandlerProvider, IStoreAccessor, InternalCDOBranchManager.BranchLoader, InternalCDOCommitInfoManager.CommitInfoLoader, org.eclipse.net4j.util.event.INotifier, org.eclipse.net4j.util.event.INotifier.INotifier2, org.eclipse.net4j.util.lifecycle.IDeactivateable, org.eclipse.net4j.util.lifecycle.ILifecycle, org.eclipse.net4j.util.lifecycle.ILifecycle.DeferrableActivation

Direct Known Subclasses:

StoreAccessor
```
public abstract class StoreAccessorBase
extends org.eclipse.net4j.util.lifecycle.Lifecycle
implements IStoreAccessor
```
If the meaning of this type isn't clear, there really should be more of a description here...

Since:

4.0

Author:

Eike Stepper

Nested Class Summary

Nested Classes
Modifier and Type	Class	Description
`static class`	`StoreAccessorBase.CommitDataRevisionHandler`	If the meaning of this type isn't clear, there really should be more of a description here...

Nested classes/interfaces inherited from interface org.eclipse.net4j.util.lifecycle.ILifecycle
org.eclipse.net4j.util.lifecycle.ILifecycle.DeferrableActivation

Nested classes/interfaces inherited from interface org.eclipse.net4j.util.event.INotifier
org.eclipse.net4j.util.event.INotifier.INotifier2

Nested classes/interfaces inherited from interface org.eclipse.emf.cdo.spi.common.branch.InternalCDOBranchManager.BranchLoader
InternalCDOBranchManager.BranchLoader.BranchInfo, InternalCDOBranchManager.BranchLoader.SubBranchInfo

Nested classes/interfaces inherited from interface org.eclipse.emf.cdo.server.IStoreAccessor
IStoreAccessor.CommitContext, IStoreAccessor.DurableLocking, IStoreAccessor.DurableLocking2, IStoreAccessor.QueryResourcesContext, IStoreAccessor.QueryXRefsContext, IStoreAccessor.Raw, IStoreAccessor.Raw2, IStoreAccessor.UnitSupport

Field Summary
- Fields inherited from class org.eclipse.net4j.util.lifecycle.Lifecycle
  USE_LABEL
- Fields inherited from interface org.eclipse.emf.cdo.spi.common.branch.InternalCDOBranchManager.BranchLoader
  NEW_BRANCH, NEW_LOCAL_BRANCH

Constructor Summary

Constructors
Modifier	Constructor	Description
`protected`	`StoreAccessorBase(Store store, ISession session)`
`protected`	`StoreAccessorBase(Store store, ITransaction transaction)`

Method Summary

All Methods Instance Methods Abstract Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`addIDMappings(InternalCommitContext commitContext, org.eclipse.net4j.util.om.monitor.OMMonitor monitor)`	Add ID mappings for all new objects of a transaction to the commit context.
`void`	`commit(org.eclipse.net4j.util.om.monitor.OMMonitor monitor)`	Flushes to the back-end and makes available the data for others.
`protected abstract void`	`doCommit(org.eclipse.net4j.util.om.monitor.OMMonitor monitor)`
`protected void`	`doPassivate()`
`protected abstract void`	`doRollback(IStoreAccessor.CommitContext commitContext)`
`protected void`	`doUnpassivate()`
`protected abstract void`	`doWrite(InternalCommitContext context, org.eclipse.net4j.util.om.monitor.OMMonitor monitor)`
`protected abstract CDOID`	`getNextCDOID(CDORevision revision)`
`InternalSession`	`getSession()`	Returns the session this accessor is associated with.
`Store`	`getStore()`	Returns the store this accessor is associated with.
`ITransaction`	`getTransaction()`	Returns the transaction this accessor is associated with if `IStoreAccessor.isReader()` returns `false`, `null` otherwise.
`boolean`	`isReader()`	Returns `true` if this accessor has been configured for read-only access to the back-end, `false` otherwise.
`CDOCommitData`	`loadCommitData(long timeStamp)`
`CDOID`	`readResourceID(CDOID folderID, java.lang.String name, CDOBranchPoint branchPoint)`	Returns the `CDOID` of the resource node with the given folderID and name if a resource with this folderID and name exists in the store, `null` otherwise.
`void`	`release()`
`void`	`rollback()`	Note: `IStoreAccessor.write(InternalCommitContext, OMMonitor)` and `IStoreAccessor.rollback()` could be called from different threads.
`void`	`write(InternalCommitContext context, org.eclipse.net4j.util.om.monitor.OMMonitor monitor)`	Called before committing.

Methods inherited from class org.eclipse.net4j.util.lifecycle.Lifecycle
activate, checkActive, checkArg, checkArg, checkInactive, checkNull, checkState, checkState, deactivate, deferredActivate, doActivate, doAfterActivate, doBeforeActivate, doBeforeDeactivate, doDeactivate, dump, getLifecycleState, isActive, isDeferredActivation, toString

Methods inherited from class org.eclipse.net4j.util.event.Notifier
addListener, addUniqueListener, fireEvent, fireEvent, fireEvent, fireThrowable, firstListenerAdded, getListeners, getNotificationService, hasListener, hasListeners, lastListenerRemoved, listenerAdded, listenerRemoved, removeListener

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.eclipse.net4j.util.event.INotifier
addListener, getListeners, hasListeners, removeListener

Methods inherited from interface org.eclipse.emf.cdo.spi.common.branch.InternalCDOBranchManager.BranchLoader
createBranch, loadBranch, loadBranches, loadSubBranches

Methods inherited from interface org.eclipse.emf.cdo.spi.common.commit.InternalCDOCommitInfoManager.CommitInfoLoader
loadCommitInfos

Methods inherited from interface org.eclipse.emf.cdo.server.IQueryHandlerProvider
getQueryHandler

Methods inherited from interface org.eclipse.emf.cdo.server.IStoreAccessor
createChunkReader, handleLobs, handleRevisions, loadLob, loadPackageUnit, queryLobs, queryResources, queryXRefs, readChangeSet, readPackageUnits, readRevision, readRevisionByVersion, writePackageUnits

- Constructor Detail
  - StoreAccessorBase
```
protected StoreAccessorBase(Store store,
                            ISession session)
```
  - StoreAccessorBase
```
protected StoreAccessorBase(Store store,
                            ITransaction transaction)
```
- Method Detail
  - getStore
```
public Store getStore()
```
    Description copied from interface: IStoreAccessor
    
    Returns the store this accessor is associated with.
    
    Specified by:
    
    getStore in interface IStoreAccessor
  - isReader
```
public boolean isReader()
```
    Description copied from interface: IStoreAccessor
    
    Returns true if this accessor has been configured for read-only access to the back-end, false otherwise.
    
    Specified by:
    
    isReader in interface IStoreAccessor
  - getSession
```
public InternalSession getSession()
```
    Description copied from interface: IStoreAccessor
    
    Returns the session this accessor is associated with.
    
    Specified by:
    
    getSession in interface IStoreAccessor
    
    Since:
    
    3.0
  - getTransaction
```
public ITransaction getTransaction()
```
    Description copied from interface: IStoreAccessor
    
    Returns the transaction this accessor is associated with if IStoreAccessor.isReader() returns false, null otherwise.
    
    Specified by:
    
    getTransaction in interface IStoreAccessor
  - release
```
public void release()
```
    Specified by:
    
    release in interface IStoreAccessor
  - write
```
public final void write(InternalCommitContext context,
                        org.eclipse.net4j.util.om.monitor.OMMonitor monitor)
```
    Description copied from interface: IStoreAccessor
    
    Called before committing. An instance of this accessor represents an instance of a back-end transaction. Could be called multiple times before commit it called. IStoreAccessor.commit(OMMonitor) or IStoreAccessor.rollback() will be called after any numbers of IStoreAccessor.write(InternalCommitContext, OMMonitor).
    Note: IStoreAccessor.write(InternalCommitContext, OMMonitor) and IStoreAccessor.commit(OMMonitor) could be called from different threads.
    
    Specified by:
    
    write in interface IStoreAccessor
    
    Since:
    
    3.0
  - doWrite
```
protected abstract void doWrite(InternalCommitContext context,
                                org.eclipse.net4j.util.om.monitor.OMMonitor monitor)
```
  - commit
```
public final void commit(org.eclipse.net4j.util.om.monitor.OMMonitor monitor)
```
    Description copied from interface: IStoreAccessor
    Flushes to the back-end and makes available the data for others.
    Note: IStoreAccessor.write(InternalCommitContext, OMMonitor) and IStoreAccessor.commit(OMMonitor) could be called from different threads.
    Note: Implementors should detect if dirty write occurred. In this case it should throw an exception.
    if (revision.getVersion() != revisionDelta.getOriginVersion()) { throw new ConcurrentModificationException("Trying to update object " + revisionDelta.getID() + " that was already modified"); }
    Specified by:
    
    commit in interface IStoreAccessor
    
    Since:
    
    3.0
  - doCommit
```
protected abstract void doCommit(org.eclipse.net4j.util.om.monitor.OMMonitor monitor)
```
    Since:
    
    3.0
  - rollback
```
public final void rollback()
```
    Description copied from interface: IStoreAccessor
    
    Note: IStoreAccessor.write(InternalCommitContext, OMMonitor) and IStoreAccessor.rollback() could be called from different threads.
    
    Specified by:
    
    rollback in interface IStoreAccessor
  - doRollback
```
protected abstract void doRollback(IStoreAccessor.CommitContext commitContext)
```
  - readResourceID
```
public CDOID readResourceID(CDOID folderID,
                            java.lang.String name,
                            CDOBranchPoint branchPoint)
```
    Description copied from interface: IStoreAccessor
    
    Returns the CDOID of the resource node with the given folderID and name if a resource with this folderID and name exists in the store, null otherwise.
    
    Specified by:
    
    readResourceID in interface IStoreAccessor
    
    Since:
    
    3.0
  - loadCommitData
```
public CDOCommitData loadCommitData(long timeStamp)
```
    Specified by:
    
    loadCommitData in interface InternalCDOCommitInfoManager.CommitInfoLoader
    
    Since:
    
    3.0
  - addIDMappings
```
public void addIDMappings(InternalCommitContext commitContext,
                          org.eclipse.net4j.util.om.monitor.OMMonitor monitor)
```
    Add ID mappings for all new objects of a transaction to the commit context. The implementor must, for each new object of the commit context, determine a permanent CDOID and make it known to the context by calling InternalCommitContext.addIDMapping(CDOID, CDOID).
    
    Since:
    
    3.0
  - getNextCDOID
```
protected abstract CDOID getNextCDOID(CDORevision revision)
```
  - doPassivate
```
protected void doPassivate()
                    throws java.lang.Exception
```
    Throws:
    
    java.lang.Exception
  - doUnpassivate
```
protected void doUnpassivate()
                      throws java.lang.Exception
```
    Throws:
    
    java.lang.Exception

Class StoreAccessorBase

Nested Class Summary

Nested classes/interfaces inherited from interface org.eclipse.net4j.util.lifecycle.ILifecycle

Nested classes/interfaces inherited from interface org.eclipse.net4j.util.event.INotifier

Nested classes/interfaces inherited from interface org.eclipse.emf.cdo.spi.common.branch.InternalCDOBranchManager.BranchLoader

Nested classes/interfaces inherited from interface org.eclipse.emf.cdo.server.IStoreAccessor

Field Summary

Fields inherited from class org.eclipse.net4j.util.lifecycle.Lifecycle

Fields inherited from interface org.eclipse.emf.cdo.spi.common.branch.InternalCDOBranchManager.BranchLoader

Constructor Summary

Method Summary

Methods inherited from class org.eclipse.net4j.util.lifecycle.Lifecycle

Methods inherited from class org.eclipse.net4j.util.event.Notifier

Methods inherited from class java.lang.Object

Methods inherited from interface org.eclipse.net4j.util.event.INotifier

Methods inherited from interface org.eclipse.emf.cdo.spi.common.branch.InternalCDOBranchManager.BranchLoader

Methods inherited from interface org.eclipse.emf.cdo.spi.common.commit.InternalCDOCommitInfoManager.CommitInfoLoader

Methods inherited from interface org.eclipse.emf.cdo.server.IQueryHandlerProvider

Methods inherited from interface org.eclipse.emf.cdo.server.IStoreAccessor

Constructor Detail

StoreAccessorBase

StoreAccessorBase

Method Detail

getStore

isReader

getSession

getTransaction

release

write

doWrite

commit

doCommit

rollback

doRollback

readResourceID

loadCommitData

addIDMappings

getNextCDOID

doPassivate

doUnpassivate