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OPENJPA-2373: special processing path for MapsId with auto-generated identity 

git-svn-id: https://svn.apache.org/repos/asf/openjpa/trunk@1469649 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Pinaki Poddar 2013-04-19 00:55:11 +00:00
parent 34b223fa67
commit fa122cdfae
2 changed files with 18 additions and 3 deletions
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20
openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/meta/strats/RelationFieldStrategy.java
View File

@ -57,6 +57,7 @@ import org.apache.openjpa.jdbc.sql.SelectExecutor;
import org.apache.openjpa.jdbc.sql.Union;
import org.apache.openjpa.kernel.LockManager;
import org.apache.openjpa.kernel.OpenJPAStateManager;
import org.apache.openjpa.kernel.StateManagerImpl;
import org.apache.openjpa.lib.log.Log;
import org.apache.openjpa.lib.util.Localizer;
import org.apache.openjpa.meta.ClassMetaData;
@ -268,13 +269,26 @@ public class RelationFieldStrategy
throws SQLException {
if (field.getMappedBy() != null)
return;
Row row = null;
OpenJPAStateManager rel = RelationStrategies.getStateManager
(sm.fetchObjectField(field.getIndex()), store.getContext());
if (field.getJoinDirection() == field.JOIN_INVERSE)
// Checks if the field being inserted is a MapsId field and
// the related object is using auto-assigned identity
// If the above conditions are satisfied and the related instance has
// already been inserted in the RowManger, then returns without further
// processing
if (sm instanceof StateManagerImpl) {
List<FieldMetaData> mappedByIdFields = ((StateManagerImpl)sm).getMappedByIdFields();
if (rel != null && ((ClassMapping)rel.getMetaData()).getTable().getAutoAssignedColumns().length > 0
&& mappedByIdFields!= null && mappedByIdFields.contains(field)) {
row = rm.getRow(((ClassMapping)rel.getMetaData()).getTable(), Row.ACTION_INSERT, rel, false);
if (row != null) return;
}
}
if (field.getJoinDirection() == FieldMapping.JOIN_INVERSE)
updateInverse(sm, rel, store, rm);
else {
Row row = field.getRow(sm, store, rm, Row.ACTION_INSERT);
if (row == null) row = field.getRow(sm, store, rm, Row.ACTION_INSERT);
if (row != null && !field.isBiMTo1JT()) {
field.setForeignKey(row, rel);
// this is for bi-directional maps, the key and value of the

1
openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/sql/RowImpl.java
View File

@ -897,6 +897,7 @@ public class RowImpl
idx++;
}
}
setFlushed(true);
}
/**