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java.lang.Objectorg.alfresco.repo.domain.control.AbstractControlDAOImpl
public abstract class AbstractControlDAOImpl
Abstract implementation for connection controlling DAO.
Provides any basic logic.
| Constructor Summary | |
|---|---|
AbstractControlDAOImpl()
|
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| Method Summary | |
|---|---|
java.sql.Savepoint |
createSavepoint(java.lang.String savepoint)
Create a "Save Point" in the current transaction, for later selective rollback. |
void |
releaseSavepoint(java.sql.Savepoint savepoint)
No-op |
void |
rollbackToSavepoint(java.sql.Savepoint savepoint)
No-op |
int |
setTransactionIsolationLevel(int isolationLevel)
Change the current transaction isolation level. |
| Methods inherited from class java.lang.Object |
|---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Methods inherited from interface org.alfresco.repo.domain.control.ControlDAO |
|---|
executeBatch, startBatch |
| Constructor Detail |
|---|
public AbstractControlDAOImpl()
| Method Detail |
|---|
public java.sql.Savepoint createSavepoint(java.lang.String savepoint)
ControlDAOControlDAO.rollbackToSavepoint(Savepoint)
or ControlDAO.releaseSavepoint(Savepoint).
Savepoint savepoint = controlDAO.createSavepoint("functionF");
try
{
// Do something that could fail e.g. blind insert that might violate unique constraints
...
// Success, so remove savepoint or risk crashing on long-running transactions
controlDAO.releaseSavepoint(savepoint);
}
catch (Throwable e)
{
controlDAO.rollbackToSavepoint(savepoint);
// Throw something that client code might be able to react to or try something else
...
}
createSavepoint in interface ControlDAOsavepoint - the name of the save point
public void rollbackToSavepoint(java.sql.Savepoint savepoint)
rollbackToSavepoint in interface ControlDAOsavepoint - a previously-created savepointControlDAO.createSavepoint(String)public void releaseSavepoint(java.sql.Savepoint savepoint)
releaseSavepoint in interface ControlDAOsavepoint - the name of the save pointControlDAO.createSavepoint(String)public int setTransactionIsolationLevel(int isolationLevel)
ControlDAO
setTransactionIsolationLevel in interface ControlDAOisolationLevel - the transaction isolation level
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