Package org.apache.openjpa.jdbc.meta

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

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        AttributeOverride... attrs) {
        ClassMapping embed = fm.getEmbeddedMapping();
        if (embed == null)
            throw new MetaDataException(_loc.get("not-embedded", fm));

        FieldMapping efm;
        for (AttributeOverride attr : attrs) {
            efm = embed.getFieldMapping(attr.name());
            if (efm == null)
                throw new MetaDataException(_loc.get("embed-override-name",
                    fm, attr.name()));
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    private void parseEmbeddedMapping(FieldMapping fm, EmbeddedMapping anno) {
        ClassMapping embed = fm.getEmbeddedMapping();
        if (embed == null)
            throw new MetaDataException(_loc.get("not-embedded", fm));

        FieldMapping efm;
        for (MappingOverride over : anno.overrides()) {
            efm = embed.getFieldMapping(over.name());
            if (efm == null)
                throw new MetaDataException(_loc.get("embed-override-name",
                    fm, over.name()));
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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.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) {
            if (_cols == null) {
                _cols = new ArrayList<Column>(1);
                _cols.add(new Column());
            }
            for (Column col : _cols) {
                if (_lob && (fm.getDeclaredTypeCode() == JavaTypes.STRING
                    || fm.getDeclaredType() == char[].class
                    || fm.getDeclaredType() == 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:
                    if (fm.getDeclaredType() == byte[].class
                        || fm.getDeclaredType() == char[].class
                        || fm.getDeclaredType() == 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().setTableName(_colTable);
            setUnique(fm);
        }
        clearColumnInfo();
    }
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     * Set attribute override into proper mapping.
     */
    private void endAttributeOverride()
        throws SAXException {
        Object elem = currentElement();
        FieldMapping fm;
        if (elem instanceof ClassMapping)
            fm = getAttributeOverride((ClassMapping) elem);
        else
            fm = getAttributeOverride((FieldMapping) elem);
        if (_cols != null) {
            fm.getValueInfo().setColumns(_cols);
            if (_colTable != null)
                fm.getMappingInfo().setTableName(_colTable);
            setUnique(fm);
        }
        clearColumnInfo();
        _override = null;
    }
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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 {
        ClassMapping embed = fm.getEmbeddedMapping();
        if (embed == null)
            throw getException(_loc.get("not-embedded", fm));

        FieldMapping efm = embed.getFieldMapping(_override);
        if (efm == null)
            throw getException(_loc.get("embed-override-name",
                fm, _override));
        return efm;
    }
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    /**
     * Set the join table information back.
     */
    private void endJoinTable() {
        FieldMapping fm = (FieldMapping) currentElement();
        if (_joinCols != null)
            fm.getMappingInfo().setColumns(_joinCols);
        if (_cols != null)
            fm.getElementMapping().getValueInfo().setColumns(_cols);
        clearColumnInfo();
    }
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    }

    @Override
    public void populateColumns(Version vers, Table table, Column[] cols) {
        // check for version field and use its name as column name
        FieldMapping fm = vers.getClassMapping().getVersionFieldMapping();
        if (fm != null && cols.length == 1)
            cols[0].setName(fm.getName());
        else
            super.populateColumns(vers, table, cols);
    }
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