Package org.apache.openjpa.jdbc.meta

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

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        // create all our eager selects so that those fields are reserved
        // and cannot be reused during the actual eager select process,
        // preventing infinite recursion
        eager = Math.min(eager, fetch.getEagerFetchMode());
        FieldMapping eagerToMany = createEagerSelects(sel, mapping, sm, fields,
            fetch, eager);

        // select all base class mappings; do this after batching so that
        // the joins needed by these selects don't get in the WHERE clause
        // of the batched selects
        int seld = selectBaseMappings(sel, mapping, mapping, sm, fields,
            fetch, eager, eagerToMany, ident, joinedSupers);

        // select eager to-many relations last because during load they
        // advance the result set and could exhaust it, so no other mappings
        // can load afterwords
        if (eagerToMany != null)
            eagerToMany.selectEagerJoin(sel, sm, this,
                fetch.traverseJDBC(eagerToMany), eager);

        // optionally select subclass mappings
        if (subs == Select.SUBS_JOINABLE || subs == Select.SUBS_ANY_JOINABLE)
            selectSubclassMappings(sel, mapping, sm, fetch);
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        OpenJPAStateManager sm, BitSet fields, JDBCFetchConfiguration fetch,
        int eager) {
        if (mapping == null || eager == JDBCFetchConfiguration.EAGER_NONE)
            return null;

        FieldMapping eagerToMany = createEagerSelects(sel,
            mapping.getJoinablePCSuperclassMapping(), sm, fields, fetch, eager);

        FieldMapping[] fms = mapping.getDefinedFieldMappings();
        boolean inEagerJoin = sel.hasEagerJoin(false);
        int sels;
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    private void endMapKeyTemporal() {
        String temp = currentText();
        TemporalType _mapKeyTemporal = null;
        if (!StringUtils.isEmpty(temp))
            _mapKeyTemporal = Enum.valueOf(TemporalType.class, temp);
        FieldMapping fm = (FieldMapping) currentElement();
        List<Column> cols = fm.getKeyMapping().getValueInfo().getColumns();
        if (cols.isEmpty()) {
            cols = Arrays.asList(new Column[]{ new Column() });
            fm.getKeyMapping().getValueInfo().setColumns(cols);
        }

        Column col = (Column) cols.get(0);
        switch (_mapKeyTemporal) {
            case DATE:
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        String text = currentText();
        if (StringUtils.isEmpty(text))
            return;
        EnumType type = Enum.valueOf(EnumType.class, text);

        FieldMapping fm = (FieldMapping) currentElement();
        String strat = EnumValueHandler.class.getName() + "(StoreOrdinal="
            + String.valueOf(type == EnumType.ORDINAL) + ")";
        if (fm.isElementCollection())
            fm.getElementMapping().getValueInfo().setStrategy(strat);
        else
            fm.getValueInfo().setStrategy(strat);
    }
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        String text = currentText();
        if (StringUtils.isEmpty(text))
            return;
        EnumType type = Enum.valueOf(EnumType.class, text);

        FieldMapping fm = (FieldMapping) currentElement();
        String strat = EnumValueHandler.class.getName() + "(StoreOrdinal="
            + String.valueOf(type == EnumType.ORDINAL) + ")";
        fm.getKeyMapping().getValueInfo().setStrategy(strat);
    }
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    @Override
    protected void startFieldMapping(FieldMetaData field, Attributes attrs)
        throws SAXException {
        super.startFieldMapping(field, attrs);
        if (getAnnotationParser() != null) {
            FieldMapping fm = (FieldMapping) field;
            fm.getMappingInfo().clear();
            fm.getValueInfo().clear();
            fm.getElementMapping().getValueInfo().clear();
            fm.getKeyMapping().getValueInfo().clear();
        }
    }
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     */
    @Override
    protected void endFieldMapping(FieldMetaData field)
        throws SAXException {
        // setup columns with cached lob and temporal info
        FieldMapping fm = (FieldMapping) field;
        if (_lob || _temporal != null) {
            int typeCode = fm.isElementCollection() ? fm.getElement().getDeclaredTypeCode() :
                fm.getDeclaredTypeCode();
            Class<?> type = fm.isElementCollection() ? fm.getElement().getDeclaredType() : fm.getDeclaredType(); 
            if (_cols == null) {
                _cols = new ArrayList<Column>(1);
                _cols.add(new Column());
            }
            for (Column col : _cols) {
                if (_lob && (typeCode == JavaTypes.STRING
                    || type == char[].class
                    || type == Character[].class)) {
                    col.setSize(-1);
                    col.setType(Types.CLOB);
                } else if (_lob)
                    col.setType(Types.BLOB);
                else {
                    switch (_temporal) {
                        case DATE:
                            col.setType(Types.DATE);
                            break;
                        case TIME:
                            col.setType(Types.TIME);
                            break;
                        case TIMESTAMP:
                            col.setType(Types.TIMESTAMP);
                            break;
                    }
                }
            }
        }

        if (_cols != null) {
            switch (fm.getDeclaredTypeCode()) {
                case JavaTypes.ARRAY:
                    Class<?> type = fm.getDeclaredType();
                    if (type == byte[].class || type == Byte[].class
                        || type == char[].class || type == Character[].class ) {
                        fm.getValueInfo().setColumns(_cols);
                        break;
                    }
                    // else no break
                case JavaTypes.COLLECTION:
                case JavaTypes.MAP:
                    fm.getElementMapping().getValueInfo().setColumns(_cols);
                    break;
                default:
                    fm.getValueInfo().setColumns(_cols);
            }
            if (_colTable != null)
                fm.getMappingInfo().setTableIdentifier(DBIdentifier.newTable(_colTable, delimit()));
            setUnique(fm);
        }
        clearColumnInfo();
    }
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     * Set attribute override into proper mapping.
     */
    private void endAttributeOverride()
        throws SAXException {
        Object elem = currentElement();
        FieldMapping fm = null;
        if (elem instanceof ClassMapping)
            fm = getAttributeOverride((ClassMapping) elem);
        else {
            FieldMapping basefm = (FieldMapping) elem;
           
            fm = getAttributeOverrideForEmbeddable(basefm, _override, false);
            if (fm == null) {
                DeferredEmbeddableOverrides dfm =
                    getDeferredFieldMappingInfo(
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    /**
     * Return the proper override.
     */
    private FieldMapping getAttributeOverride(ClassMapping cm) {
        FieldMapping sup = (FieldMapping) cm.getDefinedSuperclassField
            (_override);
        if (sup == null)
            sup = (FieldMapping) cm.addDefinedSuperclassField(_override,
                Object.class, Object.class);
        return sup;
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        throws SAXException {
        DBIdentifier sTable = toTableIdentifier(attrs.getValue("schema"),
            attrs.getValue("name"));
        if (!DBIdentifier.isNull(sTable)) {
            Object elem = currentElement();
            FieldMapping fm = null;
            if (elem instanceof FieldMapping) {
                fm = (FieldMapping) elem;
                if (_override != null) {
                    FieldMapping basefm = (FieldMapping) elem;
                    fm = getAttributeOverrideForEmbeddable(basefm,
                        _override, false);
                    if (fm == null) {
                        DeferredEmbeddableOverrides dfm =
                            getDeferredFieldMappingInfo(
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