Package org.apache.openjpa.jdbc.meta

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

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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);

        Column[] cols = vm.getHandler().map(vm, name, io, adapt);
        if (cols.length > 0 && cols[0].getTable() == null) {
            cols = vinfo.getColumns(vm, name, cols,
                vm.getFieldMapping().getTable(), adapt);
            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);

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

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

        field.setColumns(cols);
        field.setColumnIO(vinfo.getColumnIO());
        field.mapConstraints(field.getName(), adapt);
        field.mapPrimaryKey(adapt);
    }
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            throw new MetaDataException(_loc.get("not-elem-relation", field));

        // check for named inverse
        FieldMapping mapped = field.getMappedByMapping();
        FieldMappingInfo finfo = field.getMappingInfo();
        ValueMappingInfo vinfo = elem.getValueInfo();
        boolean criteria = vinfo.getUseClassCriteria();
        if (mapped != null) {
            mapped.resolve(mapped.MODE_META | mapped.MODE_MAPPING);
            if (!(mapped.getStrategy() instanceof RelationFieldStrategy))
                throw new MetaDataException(_loc.get("not-inv-relation",
                    field, mapped));
            vinfo.assertNoSchemaComponents(elem, !adapt);
            elem.setForeignKey(mapped.getForeignKey
                (field.getDefiningMapping()));
            elem.setColumns(mapped.getDefiningMapping().
                getPrimaryKeyColumns());
            elem.setJoinDirection(ValueMapping.JOIN_EXPECTED_INVERSE);
            elem.setUseClassCriteria(criteria);

            field.setOrderColumn(finfo.getOrderColumn(field,
                mapped.getForeignKey().getTable(), adapt));
            field.setOrderColumnIO(finfo.getColumnIO());
            return;
        }

        // map inverse foreign key in related table
        ForeignKey fk = vinfo.getInverseTypeJoin(elem, field.getName(), adapt);
        elem.setForeignKey(fk);
        elem.setColumnIO(vinfo.getColumnIO());
        elem.setColumns(elem.getTypeMapping().getPrimaryKeyColumns());
        elem.setJoinDirection(ValueMapping.JOIN_EXPECTED_INVERSE);
        elem.setUseClassCriteria(criteria);
        elem.mapConstraints(field.getName(), adapt);
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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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        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);
        vinfo.assertNoUnique(field, !adapt);
        vinfo.assertNoIndex(field, !adapt);

        // before we map the null indicator column, we need to make sure our
        // value is mapped so we can tell whether the column is synthetic
        field.getValueMapping().resolve(field.MODE_META | field.MODE_MAPPING);
        Column col = vinfo.getNullIndicatorColumn(field, field.getName(),
            field.getTable(), adapt);
        if (col != null) {
            field.setColumns(new Column[]{ col });
            field.setColumnIO(vinfo.getColumnIO());
        }

        field.mapPrimaryKey(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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        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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    /**
     * Set unique data on the given mapping info.
     */
    private void parseUnique(FieldMapping fm,
        org.apache.openjpa.persistence.jdbc.Unique anno) {
        ValueMappingInfo info = fm.getValueInfo();
        if (!anno.enabled()) {
            info.setCanUnique(false);
            return;
        }

        org.apache.openjpa.jdbc.schema.Unique unq =
            new org.apache.openjpa.jdbc.schema.Unique();
        if (!StringUtils.isEmpty(anno.name()))
            unq.setName(anno.name());
        unq.setDeferred(anno.deferred());
        info.setUnique(unq);
    }
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        else if (!StringUtils.isEmpty(anno.nullIndicatorColumnName()))
            nullInd = anno.nullIndicatorColumnName();
        if (nullInd == null)
            return;

        ValueMappingInfo info = fm.getValueInfo();
        if ("false".equals(nullInd))
            info.setCanIndicateNull(false);
        else {
            Column col = new Column();
            if (!"true".equals(nullInd))
                col.setName(nullInd);
            info.setColumns(Arrays.asList(new Column[]{ col }));
        }
    }
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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);
        vinfo.assertNoUnique(field, !adapt);
        vinfo.assertNoIndex(field, !adapt);

        // before we map the null indicator column, we need to make sure our
        // value is mapped so we can tell whether the column is synthetic
        field.getValueMapping().resolve(field.MODE_META | field.MODE_MAPPING);
        Column col = vinfo.getNullIndicatorColumn(field, field.getName(),
            field.getTable(), adapt);
        if (col != null) {
            field.setColumns(new Column[]{ col });
            field.setColumnIO(vinfo.getColumnIO());
        }

        field.mapPrimaryKey(adapt);
    }
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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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