org.apache.jackrabbit.core.cluster
Class ClusterRecord

java.lang.Object
  org.apache.jackrabbit.core.cluster.ClusterRecord

Direct Known Subclasses:

ChangeLogRecord, LockRecord, NamespaceRecord, NodeTypeRecord, WorkspaceRecord

public abstract class ClusterRecord
extends Object

Base cluster record. Used to serialize and deserialize cluster operations using journal records.

Field Summary

protected static char	END_MARKER End marker.
protected Record	record Journal record.
protected String	workspace Workspace name.

Constructor Summary

protected	ClusterRecord(Record record) Create a new instance of this class.
protected	ClusterRecord(Record record, String workspace) Create a new instance of this class.

Method Summary

void	cancelUpdate() Cancel updating the record.
protected abstract void	doRead() Deserialize this record.
protected abstract void	doWrite() Serialize this record.
long	getRevision() Return the record revision.
String	getWorkspace() Return the workspace name.
abstract void	process(ClusterRecordProcessor processor) Process this record, calling the appropriate process method.
void	read() Deserialize this record.
protected void	readEndMarker() Read end marker.
void	update() Update the record.
void	write() Serialize this record.

Methods inherited from class java.lang.Object

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

Field Detail

END_MARKER

protected static final char END_MARKER

End marker.

See Also:

Constant Field Values

record

protected final Record record

Journal record.

workspace

protected String workspace

Workspace name.

Constructor Detail

ClusterRecord

protected ClusterRecord(Record record,
                        String workspace)

Create a new instance of this class.

Parameters:

record - journal record

workspace - workspace

ClusterRecord

protected ClusterRecord(Record record)

Create a new instance of this class. Used for records that do not have a workspace name.

Parameters:

record - journal record

Method Detail

read

public final void read()
                throws JournalException

Deserialize this record.

Throws:

JournalException - if an error occurs

doRead

protected abstract void doRead()
                        throws JournalException

Deserialize this record. Subclass responsibility.

Throws:

JournalException - if an error occurs

write

public final void write()
                 throws JournalException

Serialize this record.

Throws:

JournalException - if an error occurs

doWrite

protected abstract void doWrite()
                         throws JournalException

Serialize this record. Subclass responsibility.

Throws:

JournalException - if an error occurs

readEndMarker

protected void readEndMarker()
                      throws JournalException

Read end marker.

Throws:

JournalException - if an error occurs

process

public abstract void process(ClusterRecordProcessor processor)

Process this record, calling the appropriate process method.

Parameters:

processor - processor

update

public void update()
            throws JournalException

Update the record.

Throws:

JournalException - if an error occurs

See Also:

Record.update()

cancelUpdate

public void cancelUpdate()

Cancel updating the record.

See Also:

Record.cancelUpdate()

getRevision

public long getRevision()

Return the record revision.

Returns:

record revision

See Also:

Record.getRevision()

getWorkspace

public String getWorkspace()

Return the workspace name.

Returns:

workspace name