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#1844 - Persisting an update of ElementCollection with JDBC batch, ensure delete, insert batch order

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This commit is contained in:
rob bygrave
2019-10-17 12:32:13 +13:00
parent 56ddc49ab4
commit 80309f844e
16 changed files with 379 additions and 109 deletions
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src/main/java/io/ebeaninternal/server/persist/SaveManyElementCollectionMap.java
+35 -20
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@@ -1,7 +1,7 @@
package io.ebeaninternal.server.persist;
import io.ebean.SqlUpdate;
import io.ebean.bean.EntityBean;
import io.ebeaninternal.api.SpiSqlUpdate;
import io.ebeaninternal.server.core.PersistRequestBean;
import io.ebeaninternal.server.deploy.BeanCollectionUtil;
import io.ebeaninternal.server.deploy.BeanPropertyAssocMany;
@@ -14,31 +14,46 @@ import java.util.Set;
*/
class SaveManyElementCollectionMap extends SaveManyBase {
SaveManyElementCollectionMap(boolean insertedParent, BeanPropertyAssocMany<?> many, EntityBean parentBean, PersistRequestBean<?> request) {
super(insertedParent, many, parentBean, request);
private Set<Map.Entry<?, ?>> entries;
SaveManyElementCollectionMap(DefaultPersister persister, boolean insertedParent, BeanPropertyAssocMany<?> many, EntityBean parentBean, PersistRequestBean<?> request) {
super(persister, insertedParent, many, parentBean, request);
}
private boolean modifiedCollection() {
return entries != null && (insertedParent || BeanCollectionUtil.isModified(value));
}
@SuppressWarnings("unchecked")
@Override
void save() {
Set<Map.Entry<?, ?>> entries = (Set<Map.Entry<?, ?>>) BeanCollectionUtil.getActualEntries(value);
if (entries != null && (insertedParent || BeanCollectionUtil.isModified(value))) {
Object parentId = request.getBeanId();
preElementCollectionUpdate(parentId);
transaction.depth(+1);
SqlUpdate sqlInsert = server.createSqlUpdate(many.insertElementCollection());
for (Map.Entry<?, ?> entry : entries) {
sqlInsert.setNextParameter(parentId);
sqlInsert.setNextParameter(entry.getKey());
many.bindElementValue(sqlInsert, entry.getValue());
server.execute(sqlInsert, transaction);
entries = (Set<Map.Entry<?, ?>>) BeanCollectionUtil.getActualEntries(value);
if (modifiedCollection()) {
preElementCollectionUpdate();
if (insertedParent && request.isQueueSaveMany()) {
request.addSaveMany(this);
} else {
saveCollection();
}
transaction.depth(-1);
resetModifyState();
postElementCollectionUpdate();
}
}
@Override
public void saveBatch() {
saveCollection();
}
private void saveCollection() {
SpiSqlUpdate proto = many.insertElementCollection();
Object parentId = request.getBeanId();
for (Map.Entry<?, ?> entry : entries) {
final SpiSqlUpdate sqlInsert = proto.copy();
sqlInsert.setNextParameter(parentId);
sqlInsert.setNextParameter(entry.getKey());
many.bindElementValue(sqlInsert, entry.getValue());
persister.addToFlushQueueLast(sqlInsert, transaction);
}
resetModifyState();
postElementCollectionUpdate();
}
}