Package org.apache.openjpa.jdbc.meta

Examples of org.apache.openjpa.jdbc.meta.ValueMappingInfo

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        ClassMetaData owner = field.getDefiningMetaData();
        FieldMetaData[] pks = owner.getPrimaryKeyFields();
        for (int i = 0; i < pks.length; i++) {
            FieldMapping fm = (FieldMapping) pks[i];
            ValueMappingImpl val = (ValueMappingImpl) field.getValue();
            ValueMappingInfo info = val.getValueInfo();
            if (info.getColumns().size() == 0)
                info.setColumns(getMappedByIdColumns(fm));
        }
    }
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        // around an inverse key: check to see if we're mapped as a secondary
        // table join but we're in the table of the related type, and if so
        // switch our join mapping info to our value mapping info
        String tableName = field.getMappingInfo().getTableName();
        Table table = field.getTypeMapping().getTable();
        ValueMappingInfo vinfo = field.getValueInfo();
        if (tableName != null && table != null
            && (tableName.equalsIgnoreCase(table.getName())
            || tableName.equalsIgnoreCase(table.getFullName()))) {
            vinfo.setJoinDirection(MappingInfo.JOIN_INVERSE);
            vinfo.setColumns(field.getMappingInfo().getColumns());
            field.getMappingInfo().setTableName(null);
            field.getMappingInfo().setColumns(null);
        }

        field.mapJoin(adapt, false);
        if (field.getTypeMapping().isMapped()) {
            ForeignKey fk = vinfo.getTypeJoin(field, field.getName(), true,
                adapt);
            field.setForeignKey(fk);
            field.setColumnIO(vinfo.getColumnIO());
            if (vinfo.getJoinDirection() == vinfo.JOIN_INVERSE)
                field.setJoinDirection(field.JOIN_INVERSE);
        } else
            RelationStrategies.mapRelationToUnmappedPC(field, field.getName(),
                adapt);
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        FieldMapping field2 = (FieldMapping) orig;
        if (field.getMappingInfo().hasSchemaComponents()
            || field2.getMappingInfo().hasSchemaComponents())
            return true;

        ValueMappingInfo info = field.getValueInfo();
        List<Column> cols = (List<Column>) info.getColumns();
        if (cols == null || cols.size() == 0)
            return false;
        ValueMappingInfo info2 = field2.getValueInfo();
        List<Column> cols2 = (List<Column>) info2.getColumns();
        if (cols2 == null || cols2.size() != cols.size())
            return true;
        if (cols.size() != 1)
            return true;
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        field.getKeyMapping().getValueInfo().assertNoSchemaComponents
            (field.getKey(), !adapt);
        field.getElementMapping().getValueInfo().assertNoSchemaComponents
            (field.getElement(), !adapt);

        ValueMappingInfo vinfo = field.getValueInfo();
        vinfo.assertNoJoin(field, true);
        vinfo.assertNoForeignKey(field, !adapt);

        DBDictionary dict = field.getMappingRepository().getDBDictionary();
        DBIdentifier fieldName = DBIdentifier.newColumn(field.getName(), dict != null ? dict.delimitAll() : false);

        // get value columns
        Column tmpCol = new Column();
        tmpCol.setIdentifier(fieldName);
        tmpCol.setJavaType(getExpectedJavaType());
        tmpCol.setSize(-1);
        Column[] cols = vinfo.getColumns(field, fieldName,
            new Column[]{ tmpCol }, field.getTable(), adapt);

        field.setColumns(cols);
        field.setColumnIO(vinfo.getColumnIO());
        field.mapConstraints(fieldName, adapt);
        field.mapPrimaryKey(adapt);
    }
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        field.getKeyMapping().getValueInfo().assertNoSchemaComponents
            (field.getKey(), !adapt);
        field.getElementMapping().getValueInfo().assertNoSchemaComponents
            (field.getElement(), !adapt);

        ValueMappingInfo vinfo = field.getValueInfo();
        vinfo.assertNoJoin(field, true);
        vinfo.assertNoForeignKey(field, !adapt);

        // Determine whether to delimit the base field name
        DBDictionary dict = field.getMappingRepository().getDBDictionary();
        DBIdentifier fieldName = DBIdentifier.newColumn(field.getName(), dict != null ? dict.delimitAll() : false);
        // get value columns
        Column tmpCol = new Column();
        tmpCol.setIdentifier(fieldName);
        tmpCol.setJavaType(field.getTypeCode());

        Column[] cols = vinfo.getColumns(field, fieldName,
            new Column[]{ tmpCol }, field.getTable(), adapt);
        if (field.getValueStrategy() == ValueStrategies.AUTOASSIGN)
            cols[0].setAutoAssigned(true);
        if (vinfo.isImplicitRelation())
          for (int i = 0; i < cols.length; i++)
            cols[i].setImplicitRelation(true);
        field.setColumns(cols);
        field.setColumnIO(vinfo.getColumnIO());
        field.mapConstraints(fieldName, adapt);

        // add primary key columns to table pk if logical
        field.mapPrimaryKey(adapt);
        PrimaryKey pk = field.getTable().getPrimaryKey();
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        FieldMapping field2 = (FieldMapping) orig;
        if (field.getMappingInfo().hasSchemaComponents()
            || field2.getMappingInfo().hasSchemaComponents())
            return true;

        ValueMappingInfo info = field.getValueInfo();
        List<Column> cols = (List<Column>) info.getColumns();
        if (cols == null || cols.size() == 0)
            return false;
        ValueMappingInfo info2 = field2.getValueInfo();
        List<Column> cols2 = (List<Column>) info2.getColumns();
        if (cols2 == null || cols2.size() != cols.size())
            return true;
        if (cols.size() != 1)
            return true;
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    /**
     * Map the given value.
     */
    public static Column[] map(ValueMapping vm, String name, ColumnIO io,
        boolean adapt) {
        ValueMappingInfo vinfo = vm.getValueInfo();
        vinfo.assertNoJoin(vm, true);
        vinfo.assertNoForeignKey(vm, !adapt);

        DBDictionary dict = vm.getMappingRepository().getDBDictionary();
        DBIdentifier colName = DBIdentifier.newColumn(name, dict != null ? dict.delimitAll() : false);
        Column[] cols = vm.getHandler().map(vm, colName.getName(), io, adapt);
        if (cols.length > 0 && cols[0].getTable() == null) {
            cols = vinfo.getColumns(vm, colName, cols,
                vm.getFieldMapping().getTable(), adapt);
            if (vinfo.isImplicitRelation())
              for (int i = 0; i < cols.length; i++)
                cols[i].setImplicitRelation(true);
            ColumnIO mappedIO = vinfo.getColumnIO();
            vm.setColumns(cols);
            vm.setColumnIO(mappedIO);
            if (mappedIO != null) {
                for (int i = 0; i < cols.length; i++) {
                    io.setInsertable(i, mappedIO.isInsertable(i, false));
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        field.getKeyMapping().getValueInfo().assertNoSchemaComponents
            (field.getKey(), !adapt);
        field.getElementMapping().getValueInfo().assertNoSchemaComponents
            (field.getElement(), !adapt);
        field.setStream(true);
        ValueMappingInfo vinfo = field.getValueInfo();
        vinfo.assertNoJoin(field, true);
        vinfo.assertNoForeignKey(field, !adapt);
        DBDictionary dict = field.getMappingRepository().getDBDictionary();
        DBIdentifier fieldName = DBIdentifier.newColumn(field.getName(), dict != null ? dict.delimitAll() : false);

        Column tmpCol = new Column();
        tmpCol.setIdentifier(fieldName);
        tmpCol.setType(fieldType);
        tmpCol.setJavaType(field.getTypeCode());
       
        tmpCol.setSize(-1);

        Column[] cols = vinfo.getColumns(field, fieldName,
            new Column[]{ tmpCol }, field.getTable(), adapt);

        field.setColumns(cols);
        field.setColumnIO(vinfo.getColumnIO());
        field.mapConstraints(fieldName, adapt);
        field.mapPrimaryKey(adapt);
    }
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        field.getKeyMapping().getValueInfo().assertNoSchemaComponents
            (field.getKey(), !adapt);
        field.getElementMapping().getValueInfo().assertNoSchemaComponents
            (field.getElement(), !adapt);

        ValueMappingInfo vinfo = field.getValueInfo();
        vinfo.assertNoJoin(field, true);
        vinfo.assertNoForeignKey(field, !adapt);

        DBDictionary dict = field.getMappingRepository().getDBDictionary();
        DBIdentifier fieldName = DBIdentifier.newColumn(field.getName(), dict != null ? dict.delimitAll() : false);

        // get value columns
        Column tmpCol = new Column();
        tmpCol.setIdentifier(fieldName);
        tmpCol.setJavaType(field.getTypeCode());

        Column[] cols = vinfo.getColumns(field, fieldName,
            new Column[]{ tmpCol }, field.getTable(), adapt);
        if (field.getValueStrategy() == ValueStrategies.AUTOASSIGN)
            cols[0].setAutoAssigned(true);

        field.setColumns(cols);
        field.setColumnIO(vinfo.getColumnIO());
        field.mapConstraints(fieldName, adapt);

        // add primary key columns to table pk if logical
        field.mapPrimaryKey(adapt);
        PrimaryKey pk = field.getTable().getPrimaryKey();
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    public static void mapRelationToUnmappedPC(ValueMapping vm,
        DBIdentifier name, boolean adapt) {
        if (vm.getTypeMapping().getIdentityType() == ClassMapping.ID_UNKNOWN)
            throw new MetaDataException(_loc.get("rel-to-unknownid", vm));

        ValueMappingInfo vinfo = vm.getValueInfo();
        Column[] tmplates = newUnmappedPCTemplateColumns(vm, name);
        vm.setColumns(vinfo.getColumns(vm, name, tmplates,
            vm.getFieldMapping().getTable(), adapt));
        vm.setColumnIO(vinfo.getColumnIO());
    }
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Related Classes of org.apache.openjpa.jdbc.meta.ValueMappingInfo

  • org.apache.openjpa.jdbc.identifier.DBIdentifier
  • org.apache.openjpa.jdbc.meta.strats.EmbedFieldStrategy
  • org.apache.openjpa.jdbc.meta.strats.HandlerStrategies
  • org.apache.openjpa.jdbc.meta.strats.LobFieldStrategy
  • org.apache.openjpa.jdbc.meta.strats.MapTableFieldStrategy
  • org.apache.openjpa.jdbc.meta.strats.MaxEmbeddedLobFieldStrategy
  • org.apache.openjpa.jdbc.meta.strats.PrimitiveFieldStrategy
  • org.apache.openjpa.jdbc.meta.strats.RelationFieldStrategy
  • org.apache.openjpa.jdbc.meta.strats.RelationStrategies
  • org.apache.openjpa.jdbc.meta.strats.RelationToManyInverseKeyFieldStrategy
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