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java.lang.Objectorg.apache.openjpa.jdbc.meta.Version
public class Version
Handles optimistic lock versioning for a class.
Field Summary |
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Fields inherited from interface org.apache.openjpa.meta.MetaDataModes |
---|
MODE_ALL, MODE_ANN_MAPPING, MODE_MAPPING, MODE_MAPPING_INIT, MODE_META, MODE_NONE, MODE_QUERY |
Constructor Summary | |
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Version(ClassMapping mapping)
Constructor. |
Method Summary | |
---|---|
void |
afterLoad(OpenJPAStateManager sm,
JDBCStore store)
This method is called after data is loaded into the instance, in case the version indicator works off of a state image. |
boolean |
checkVersion(OpenJPAStateManager sm,
JDBCStore store,
boolean updateVersion)
Checks the version of the given state manager with the version stored in memory. |
void |
clearMapping()
Clear mapping information, including strategy. |
int |
compareVersion(Object v1,
Object v2)
|
void |
customDelete(OpenJPAStateManager sm,
JDBCStore store)
Override this method to customize flushing this mapping. |
void |
customInsert(OpenJPAStateManager sm,
JDBCStore store)
Override this method to customize flushing this mapping. |
void |
customUpdate(OpenJPAStateManager sm,
JDBCStore store)
Override this method to customize flushing this mapping. |
void |
delete(OpenJPAStateManager sm,
JDBCStore store,
RowManager rm)
Set the where values appropriately to delete the proper instance, and set all relations on non-secondary tables as updates. |
String |
getAlias()
Return the alias of this strategy. |
Map |
getBulkUpdateValues()
|
ClassMapping |
getClassMapping()
Return the owning mapping. |
ColumnIO |
getColumnIO()
I/O information on the version columns. |
Column[] |
getColumns()
Columns used for versioning. |
Index |
getIndex()
Index on the version columns, or null if none. |
VersionMappingInfo |
getMappingInfo()
Raw mapping data. |
MappingRepository |
getMappingRepository()
|
MetaDataRepository |
getRepository()
Access metadata repository. |
int |
getResolve()
Resolve mode. |
VersionStrategy |
getStrategy()
The strategy used for versioning. |
void |
initialize()
Perform caching and other initialization operations. |
void |
insert(OpenJPAStateManager sm,
JDBCStore store,
RowManager rm)
Set values for the mapping into the proper rows. |
Boolean |
isCustomDelete(OpenJPAStateManager sm,
JDBCStore store)
Return Boolean.FALSE if this mapping does not customize the
delete process, Boolean.TRUE if it does, or null if it does
customize the delete, but also relies on the standard delete method
being called. |
Boolean |
isCustomInsert(OpenJPAStateManager sm,
JDBCStore store)
Return Boolean.FALSE if this mapping does not customize the
insert process, Boolean.TRUE if it does, or null if it does
customize the insert, but also relies on the standard insert method
being called. |
Boolean |
isCustomUpdate(OpenJPAStateManager sm,
JDBCStore store)
Return Boolean.FALSE if this mapping does not customize the
update process, Boolean.TRUE if it does, or null if it does
customize the update, but also relies on the standard update method
being called. |
void |
load(OpenJPAStateManager sm,
JDBCStore store,
Result res)
Load data. |
void |
map(boolean adapt)
Map the owning mapping using this strategy. |
void |
refSchemaComponents()
Increment the reference count of used schema components. |
boolean |
resolve(int mode)
Resolve mapping information. |
boolean |
select(Select sel,
ClassMapping mapping)
Select the data for this indicator. |
void |
setColumnIO(ColumnIO io)
I/O information on the version columns. |
void |
setColumns(Column[] cols)
Columns used for versioning. |
void |
setIndex(Index idx)
Index on the version columns, or null if none. |
void |
setResolve(int mode)
Resolve mode. |
void |
setResolve(int mode,
boolean on)
Resolve mode. |
void |
setStrategy(VersionStrategy strategy,
Boolean adapt)
The strategy used for versioning. |
void |
setVersion(Version owner)
Set the version that uses this strategy. |
void |
syncMappingInfo()
Update MappingInfo with our current mapping information. |
String |
toString()
|
void |
update(OpenJPAStateManager sm,
JDBCStore store,
RowManager rm)
Set values for the mapping into the proper rows. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Constructor Detail |
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public Version(ClassMapping mapping)
Method Detail |
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public MetaDataRepository getRepository()
MetaDataContext
getRepository
in interface MetaDataContext
public MappingRepository getMappingRepository()
public ClassMapping getClassMapping()
public VersionStrategy getStrategy()
public void setStrategy(VersionStrategy strategy, Boolean adapt)
adapt
parameter determines whether to adapt when mapping the strategy;
use null if the strategy should not be mapped.
public VersionMappingInfo getMappingInfo()
public Column[] getColumns()
public void setColumns(Column[] cols)
public ColumnIO getColumnIO()
public void setColumnIO(ColumnIO io)
public Index getIndex()
public void setIndex(Index idx)
public void refSchemaComponents()
public void clearMapping()
public void syncMappingInfo()
MappingInfo
with our current mapping information.
public int getResolve()
public void setResolve(int mode)
public void setResolve(int mode, boolean on)
public boolean resolve(int mode)
public String getAlias()
Strategy
getAlias
in interface Strategy
public void map(boolean adapt)
Strategy
map
in interface Strategy
adapt
- if true, use the owning mapping's raw mapping info
to set its ORM data; if false, ORM data will already be setpublic void initialize()
Strategy
Strategy.map(boolean)
, and after all related components have been
mapped as well.
initialize
in interface Strategy
public void insert(OpenJPAStateManager sm, JDBCStore store, RowManager rm) throws SQLException
Strategy
insert
in interface Strategy
SQLException
public void update(OpenJPAStateManager sm, JDBCStore store, RowManager rm) throws SQLException
Strategy
update
in interface Strategy
SQLException
Strategy.insert(org.apache.openjpa.kernel.OpenJPAStateManager, org.apache.openjpa.jdbc.kernel.JDBCStore, org.apache.openjpa.jdbc.sql.RowManager)
public void delete(OpenJPAStateManager sm, JDBCStore store, RowManager rm) throws SQLException
Strategy
delete
in interface Strategy
SQLException
Strategy.insert(org.apache.openjpa.kernel.OpenJPAStateManager, org.apache.openjpa.jdbc.kernel.JDBCStore, org.apache.openjpa.jdbc.sql.RowManager)
public Boolean isCustomInsert(OpenJPAStateManager sm, JDBCStore store)
Strategy
Boolean.FALSE
if this mapping does not customize the
insert process, Boolean.TRUE
if it does, or null if it does
customize the insert, but also relies on the standard insert method
being called. Implement the Strategy.customInsert(org.apache.openjpa.kernel.OpenJPAStateManager, org.apache.openjpa.jdbc.kernel.JDBCStore)
method
to implement the custom insertion behavior.
isCustomInsert
in interface Strategy
public Boolean isCustomUpdate(OpenJPAStateManager sm, JDBCStore store)
Strategy
Boolean.FALSE
if this mapping does not customize the
update process, Boolean.TRUE
if it does, or null if it does
customize the update, but also relies on the standard update method
being called. Implement the Strategy.customUpdate(org.apache.openjpa.kernel.OpenJPAStateManager, org.apache.openjpa.jdbc.kernel.JDBCStore)
method
to override the default update behavior.
isCustomUpdate
in interface Strategy
public Boolean isCustomDelete(OpenJPAStateManager sm, JDBCStore store)
Strategy
Boolean.FALSE
if this mapping does not customize the
delete process, Boolean.TRUE
if it does, or null if it does
customize the delete, but also relies on the standard delete method
being called. Implement the Strategy.customDelete(org.apache.openjpa.kernel.OpenJPAStateManager, org.apache.openjpa.jdbc.kernel.JDBCStore)
method
to override the default deletion behavior.
isCustomDelete
in interface Strategy
public void customInsert(OpenJPAStateManager sm, JDBCStore store) throws SQLException
Strategy
customInsert
in interface Strategy
SQLException
public void customUpdate(OpenJPAStateManager sm, JDBCStore store) throws SQLException
Strategy
customUpdate
in interface Strategy
SQLException
public void customDelete(OpenJPAStateManager sm, JDBCStore store) throws SQLException
Strategy
customDelete
in interface Strategy
SQLException
public void setVersion(Version owner)
VersionStrategy
setVersion
in interface VersionStrategy
public boolean select(Select sel, ClassMapping mapping)
VersionStrategy
select
in interface VersionStrategy
mapping
- the known base class being selected; this may
not be the base class in the inheritance hierarchy
public void load(OpenJPAStateManager sm, JDBCStore store, Result res) throws SQLException
VersionStrategy
load
in interface VersionStrategy
SQLException
public void afterLoad(OpenJPAStateManager sm, JDBCStore store)
VersionStrategy
afterLoad
in interface VersionStrategy
public boolean checkVersion(OpenJPAStateManager sm, JDBCStore store, boolean updateVersion) throws SQLException
VersionStrategy
checkVersion
in interface VersionStrategy
SQLException
public int compareVersion(Object v1, Object v2)
compareVersion
in interface VersionStrategy
StoreManager.compareVersion(org.apache.openjpa.kernel.OpenJPAStateManager, java.lang.Object, java.lang.Object)
public String toString()
toString
in class Object
public Map getBulkUpdateValues()
getBulkUpdateValues
in interface VersionStrategy
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This documentation is deprecated and will be removed in the next release of WebLogic Server.