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OPENJPA-782: adding element-collection and collection-table 

support for XML Serializer

git-svn-id: https://svn.apache.org/repos/asf/openjpa/trunk@727649 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Fay Wang 2008-12-18 05:44:44 +00:00
parent 5256a6c516
commit 90f6d5ff80
2 changed files with 39 additions and 0 deletions
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22
openjpa-persistence-jdbc/src/main/java/org/apache/openjpa/persistence/jdbc/XMLPersistenceMappingSerializer.java
View File

@ -39,6 +39,7 @@ import org.apache.openjpa.jdbc.meta.MappingInfo;
import org.apache.openjpa.jdbc.meta.MappingRepository;
import org.apache.openjpa.jdbc.meta.QueryResultMapping;
import org.apache.openjpa.jdbc.meta.SequenceMapping;
import org.apache.openjpa.jdbc.meta.ValueMappingImpl;
import org.apache.openjpa.jdbc.meta.ValueMappingInfo;
import org.apache.openjpa.jdbc.meta.strats.EnumValueHandler;
import org.apache.openjpa.jdbc.meta.strats.FlatClassStrategy;
@ -392,6 +393,27 @@ public class XMLPersistenceMappingSerializer
endElement("join-table");
}
return;
case ELEM_COLL:
if (field.getMappingInfo().hasSchemaComponents()
|| field.getElementMapping().getValueInfo()
.hasSchemaComponents()) {
String table = field.getMappingInfo().getTableName();
if (table != null) {
int index = table.indexOf('.');
if (index < 0)
addAttribute("name", table);
else {
addAttribute("schema", table.substring(0, index));
addAttribute("name", table.substring(index + 1));
}
}
startElement("collection-table");
ValueMappingImpl elem = (ValueMappingImpl) field.getElement();
serializeColumns(elem.getValueInfo(), ColType.COL,
null);
endElement("collection-table");
}
return;
}
serializeColumns(field.getValueInfo(), ColType.COL,

17
openjpa-persistence/src/main/java/org/apache/openjpa/persistence/XMLPersistenceMetaDataSerializer.java
View File

@ -919,6 +919,11 @@ public class XMLPersistenceMetaDataSerializer
strategy = "many-to-many";
cascades = fmd.getElement();
break;
case ELEM_COLL:
if (isMetaDataMode())
addElementCollectionAttributes(fmd);
strategy = "element-collection";
break;
}
if (isMappingMode())
addStrategyMappingAttributes(fmd);
@ -1069,6 +1074,8 @@ public class XMLPersistenceMetaDataSerializer
case JavaTypes.ARRAY:
case JavaTypes.COLLECTION:
case JavaTypes.MAP:
if (fmd.isElementCollection())
return PersistenceStrategy.ELEM_COLL;
mappedBy = fmd.getMappedByMetaData();
if (mappedBy == null || mappedBy.getTypeCode() != JavaTypes.PC)
return PersistenceStrategy.MANY_MANY;
@ -1133,6 +1140,16 @@ public class XMLPersistenceMetaDataSerializer
addTargetEntityAttribute(fmd);
}
/**
* Add element-collection attributes.
*/
private void addElementCollectionAttributes(FieldMetaData fmd)
throws SAXException {
if (fmd.isInDefaultFetchGroup())
addAttribute("fetch", "EAGER");
addTargetEntityAttribute(fmd);
}
/**
* Add a target-entity attribute to collection and map fields that do
* not use generics.