IDEMPIERE-6036 Apply same approach to MLotCtl (#2237)

This commit is contained in:
Carlos Ruiz 2024-02-09 04:04:32 +01:00
parent 6302f6f5fd
commit 26bdfc276f
2 changed files with 116 additions and 17 deletions

View File

@ -17,8 +17,12 @@
package org.compiere.model;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Savepoint;
import java.util.Properties;
import org.adempiere.exceptions.DBException;
import org.compiere.util.Trx;
import org.compiere.util.Util;
/**
@ -30,9 +34,9 @@ import org.compiere.util.Util;
public class MLotCtl extends X_M_LotCtl
{
/**
* generated serial id
*
*/
private static final long serialVersionUID = -1020114756336617138L;
private static final long serialVersionUID = -5538987472159034317L;
/**
* UUID based Constructor
@ -87,6 +91,25 @@ public class MLotCtl extends X_M_LotCtl
*/
public MLot createLot (int M_Product_ID)
{
//use optimistic locking and try 3 time
set_OptimisticLockingColumns(new String[]{COLUMNNAME_CurrentNext});
set_UseOptimisticLocking(true);
for(int i = 0; i < 3; i++)
{
this.load(get_TrxName());
//create savepoint for rollback (if in trx)
Trx trx = null;
Savepoint savepoint = null;
if (get_TrxName() != null)
trx = Trx.get(get_TrxName(), false);
if (trx != null) {
try {
savepoint = trx.setSavepoint(null);
} catch (SQLException e) {
throw new DBException(e);
}
}
try {
StringBuilder name = new StringBuilder();
if (getPrefix() != null)
name.append(getPrefix());
@ -98,10 +121,36 @@ public class MLotCtl extends X_M_LotCtl
no += getIncrementNo();
setCurrentNext(no);
saveEx();
//
MLot retValue = new MLot (this, M_Product_ID, name.toString());
retValue.saveEx();
return retValue;
} catch (RuntimeException e) {
if (savepoint != null) {
try {
trx.rollback(savepoint);
} catch (SQLException e1) {
throw new DBException(e1);
}
savepoint = null;
}
if (i == 2)
throw e;
//wait 500ms for other trx
try {
Thread.sleep(500);
} catch (InterruptedException e1) {
}
} finally {
if (savepoint != null) {
try {
trx.releaseSavepoint(savepoint);
} catch (SQLException e) {
}
}
}
}
//should never reach here
return null;
} // createLot
} // MLotCtl

View File

@ -177,4 +177,54 @@ public class MAttributeSetTest extends AbstractTestCase {
mas.saveEx();
}
}
@Test
public void testGenerateLot() {
MAttributeSet mas = new MAttributeSet(Env.getCtx(), DictionaryIDs.M_AttributeSet.FERTILIZER_LOT.id, null);
Trx trx1 = Trx.get(Trx.createTrxName(), true);
Trx trx2 = Trx.get(Trx.createTrxName(), true);
AtomicReference<String>atomic1 = new AtomicReference<String>(null);
AtomicReference<String>atomic2 = new AtomicReference<String>(null);
try {
TrxRunnable runnable1 = (trxName -> {
MAttributeSetInstance asi1 = new MAttributeSetInstance(Env.getCtx(), 0, mas.get_ID(), trxName);
String lot1 = asi1.getLot(true, DictionaryIDs.M_Product.FERTILIZER_50.id);
try {
Thread.sleep(500);
} catch (InterruptedException e) {
}
Trx.get(trxName, false).commit();
atomic1.set(lot1);
});
TrxRunnable runnable2 = (trxName -> {
MAttributeSetInstance asi2 = new MAttributeSetInstance(Env.getCtx(), 0, mas.get_ID(), trx2.getTrxName());
String lot2 = asi2.getLot(true, DictionaryIDs.M_Product.FERTILIZER_50.id);
Trx.get(trxName, false).commit();
atomic2.set(lot2);
});
Thread t1 = new Thread(() -> {
Trx.run(trx1.getTrxName(), runnable1);
}) ;
Thread t2 = new Thread(() -> {
Trx.run(trx2.getTrxName(), runnable2);
});
t1.start();
t2.start();
try {
t1.join();
} catch (InterruptedException e) {
}
try {
t2.join();
} catch (InterruptedException e) {
}
assertNotNull(atomic1.get(), "Lot 1 not generated");
assertNotNull(atomic2.get(), "Lot 2 not generated");
assertNotEquals(atomic1.get(), atomic2.get(), "Duplicate lot generated");
} finally {
trx1.close();
trx2.close();
}
}
}