Package org.jpox.metadata

Examples of org.jpox.metadata.DiscriminatorMetaData


        AbstractClassMetaData cmd = null;

        if (annotations != null && annotations.length > 0)
        {
            InheritanceMetaData inhmd = null;
            DiscriminatorMetaData dismd = null;
            IdentityMetaData idmd = null;
            PrimaryKeyMetaData pkmd = null;
            VersionMetaData vermd = null;
            JoinMetaData[] joins = null;
            QueryMetaData[] queries = null;
            FetchPlanMetaData[] fetchPlans = null;
            FetchGroupMetaData[] fetchGroups = null;
            SequenceMetaData seqmd = null;
            String tableName = null;
            String catalogName = null;
            String schemaName = null;
            boolean embeddedOnly = false;
            ColumnMetaData[] unmappedColumns = null;
            HashSet<IndexMetaData> indices = null;
            HashSet<UniqueMetaData> uniqueKeys = null;
            HashSet<ForeignKeyMetaData> fks = null;
            HashSet<ExtensionMetaData> extensions = null;

            for (int i=0;i<annotations.length;i++)
            {
                if (isSupportedAnnotation(annotations[i].getName()))
                {
                    HashMap<String, Object> annotationValues = annotations[i].getNameValueMap();
                    String annName = annotations[i].getName();
                    if (annName.equals(JDOAnnotationUtils.PERSISTENCE_CAPABLE))
                    {
                        // PersistenceCapable class
                        String embeddedOnlyString = (String)annotationValues.get("embeddedOnly");
                        String requiresExtent = (String)annotationValues.get("requiresExtent");
                        String detachable = (String)annotationValues.get("detachable");
                        tableName = (String)annotationValues.get("table");
                        catalogName = (String)annotationValues.get("catalog");
                        schemaName = (String)annotationValues.get("schema");

                        javax.jdo.annotations.IdentityType idTypeVal = (javax.jdo.annotations.IdentityType)annotationValues.get("identityType");
                        String identityType = JDOAnnotationUtils.getIdentityTypeString(idTypeVal);

                        String idClassName = null;
                        Class idClass = (Class)annotationValues.get("objectIdClass");
                        if (idClass != null && idClass != void.class)
                        {
                            idClassName = idClass.getName();
                        }

                        if (cls.isInterface())
                        {
                            cmd = mgr.getMetaDataFactory().newInterfaceObject(pmd, ClassUtils.getClassNameForClass(cls),
                                identityType, idClassName, requiresExtent, detachable,
                                embeddedOnlyString, catalogName, schemaName, tableName, null);
                        }
                        else
                        {
                            cmd = mgr.getMetaDataFactory().newClassObject(pmd, ClassUtils.getClassNameForClass(cls),
                                identityType, idClassName, requiresExtent, detachable,
                                embeddedOnlyString, "persistence-capable", null, catalogName, schemaName, tableName, null);
                        }
                        JDOAnnotationUtils.addExtensionsToMetaData(cmd, (Extension[])annotationValues.get("extensions"));

                        // Members typically providing specification of overridden fields/properties
                        Persistent[] members = (Persistent[])annotationValues.get("members");
                        if (members != null)
                        {
                            // Add on the fields/properties direct to the metadata for the class/interface
                            for (int j=0;j<members.length;j++)
                            {
                                String memberName = members[j].name();
                                if (memberName.indexOf('.') > 0)
                                {
                                    memberName = memberName.substring(memberName.lastIndexOf('.')+1);
                                }
                                boolean isField = isMemberOfClassAField(cls, memberName);
                                AbstractMemberMetaData fmd = getFieldMetaDataForPersistent(cmd, members[j], isField);
                                cmd.addMember(fmd);
                            }
                        }
                    }
                    else if (annName.equals(JDOAnnotationUtils.PERSISTENCE_AWARE))
                    {
                        // PersistenceAware class
                        cmd = mgr.getMetaDataFactory().newClassObject(pmd, ClassUtils.getClassNameForClass(cls), null,
                            null, null, null, null, "persistence-aware",
                            null, null, null, null, null);
                    }
                    else if (annName.equals(JDOAnnotationUtils.EMBEDDED_ONLY))
                    {
                        embeddedOnly = true;
                    }
                    else if (annName.equals(JDOAnnotationUtils.VERSION))
                    {
                        VersionStrategy versionStrategy = (VersionStrategy)annotationValues.get("strategy");
                        String strategy = JDOAnnotationUtils.getVersionStrategyString(versionStrategy);
                        String indexed = (String)annotationValues.get("indexed");
                        String column = (String)annotationValues.get("column");
                        Column[] columns = (Column[])annotationValues.get("columns");
                        vermd = new VersionMetaData(strategy, column, indexed);
                        if (columns != null && columns.length > 0)
                        {
                            // Only use the first column
                            ColumnMetaData colmd = JDOAnnotationUtils.getColumnMetaDataForColumn(vermd, columns[0]);
                            vermd.addColumn(colmd);
                        }
                        JDOAnnotationUtils.addExtensionsToMetaData(vermd, (Extension[])annotationValues.get("extensions"));
                    }
                    else if (annName.equals(JDOAnnotationUtils.DATASTORE_IDENTITY))
                    {
                        String strategy = JDOAnnotationUtils.getIdentityStrategyString(
                            (IdGeneratorStrategy)annotationValues.get("strategy"));
                        String customStrategy = (String)annotationValues.get("customStrategy");
                        if (!StringUtils.isWhitespace(customStrategy))
                        {
                            // User has provided a JPOX extension strategy
                            strategy = customStrategy;
                        }
                        String sequence = (String)annotationValues.get("sequence");
                        String column = (String)annotationValues.get("column");
                        Column[] columns = (Column[])annotationValues.get("columns");
                        idmd = new IdentityMetaData(cmd, column, strategy, sequence);
                        if (columns != null && columns.length > 0)
                        {
                            // Only use the first column
                            ColumnMetaData colmd = JDOAnnotationUtils.getColumnMetaDataForColumn(idmd, columns[0]);
                            idmd.addColumn(colmd);
                        }
                        JDOAnnotationUtils.addExtensionsToMetaData(idmd, (Extension[])annotationValues.get("extensions"));
                    }
                    else if (annName.equals(JDOAnnotationUtils.PRIMARY_KEY))
                    {
                        String pkName = (String)annotationValues.get("name");
                        String pkColumn = (String)annotationValues.get("column");
                        Column[] columns = (Column[])annotationValues.get("columns");
                        pkmd = new PrimaryKeyMetaData(null, pkName, pkColumn);
                        if (columns != null && columns.length > 0)
                        {
                            for (int j=0;j<columns.length;j++)
                            {
                                pkmd.addColumn(JDOAnnotationUtils.getColumnMetaDataForColumn(pkmd, columns[j]));
                            }
                        }
                    }
                    else if (annName.equals(JDOAnnotationUtils.JOINS))
                    {
                        if (joins != null)
                        {
                            JPOXLogger.METADATA.warn(LOCALISER.msg("MetaData.Annotations.JoinSpecificationConflict",
                                cmd.getFullClassName()));
                        }
                        Join[] js = (Join[])annotationValues.get("value");
                        if (js != null && js.length > 0)
                        {
                            joins = new JoinMetaData[js.length];
                            for (int j=0;j<js.length;j++)
                            {
                                String deleteAction = JDOAnnotationUtils.getForeignKeyActionString(js[j].deleteAction());
                                joins[j] = new JoinMetaData(cmd, js[j].table(), null, null,
                                    js[j].column(), js[j].outer(), deleteAction, js[i].indexed(), js[i].unique());
                            }
                        }
                    }
                    else if (annName.equals(JDOAnnotationUtils.JOIN))
                    {
                        if (joins != null)
                        {
                            JPOXLogger.METADATA.warn(LOCALISER.msg("MetaData.Annotations.JoinSpecificationConflict",
                                cmd.getFullClassName()));
                        }
                        joins = new JoinMetaData[1];
                        joins[0] = new JoinMetaData(cmd, (String)annotationValues.get("table"), null, null,
                            (String)annotationValues.get("column"), (String)annotationValues.get("outer"),
                            ((ForeignKeyAction)annotationValues.get("deleteAction")).toString(),
                            (String)annotationValues.get("indexed"),
                            (String)annotationValues.get("unique"));
                        JDOAnnotationUtils.addExtensionsToMetaData(joins[0], (Extension[])annotationValues.get("extensions"));
                    }
                    else if (annName.equals(JDOAnnotationUtils.INHERITANCE))
                    {
                        String strategy = JDOAnnotationUtils.getInheritanceStrategyString(
                            (InheritanceStrategy)annotationValues.get("strategy"));
                        String customStrategy = (String)annotationValues.get("customStrategy");
                        if (!StringUtils.isWhitespace(customStrategy))
                        {
                            // User has provided a JPOX extension strategy
                            strategy = customStrategy;
                        }
                        inhmd = new InheritanceMetaData(cmd, strategy);
                    }
                    else if (annName.equals(JDOAnnotationUtils.DISCRIMINATOR))
                    {
                        DiscriminatorStrategy discriminatorStrategy = (DiscriminatorStrategy)annotationValues.get("strategy");
                        String strategy = JDOAnnotationUtils.getDiscriminatorStrategyString(discriminatorStrategy);
                        String column = (String)annotationValues.get("column");
                        String indexed = (String)annotationValues.get("indexed");
                        String value = (String)annotationValues.get("value");
                        Column[] columns = (Column[])annotationValues.get("columns");
                        dismd = new DiscriminatorMetaData(null, column, value, strategy, indexed);
                        if (columns != null && columns.length > 0)
                        {
                            // Only use the first column
                            ColumnMetaData colmd = JDOAnnotationUtils.getColumnMetaDataForColumn(dismd, columns[0]);
                            dismd.setColumnMetaData(colmd);
                        }
                    }
                    else if (annName.equals(JDOAnnotationUtils.QUERIES))
                    {
                        if (queries != null)
View Full Code Here


                if (discriminatorValue != null || discriminatorColumnName != null ||
                    discriminatorColumnLength != null || discriminatorColumnType != null)
                {
                    // Add discriminator information to the inheritance of this class
                    DiscriminatorMetaData dismd = null;
                    if (discriminatorColumnType != null && discriminatorColumnType != "VARCHAR")
                    {
                        dismd = new DiscriminatorMetaData(inhmd, discriminatorColumnName, discriminatorValue,
                            "value-map", "false");
                    }
                    else
                    {
                        dismd = new DiscriminatorMetaData(inhmd, discriminatorColumnName, discriminatorValue,
                            "class-name", "false");
                    }
                    ColumnMetaData discolmd = null;
                    if (discriminatorColumnLength != null || discriminatorColumnName != null || discriminatorColumnType != null)
                    {
                        discolmd = new ColumnMetaData(dismd, discriminatorColumnName);
                        if (discriminatorColumnType != null)
                        {
                            discolmd.setJdbcType(discriminatorColumnType);
                        }
                        if (discriminatorColumnLength != null)
                        {
                            discolmd.setLength(discriminatorColumnLength);
                        }
                        dismd.setColumnMetaData(discolmd);
                    }
                    inhmd.setDiscriminatorMetaData(dismd);
                }
                if (inhmd != null)
                {
View Full Code Here

                {
                    // Add an empty inheritance specification
                    inhmd = new InheritanceMetaData(cmd, null);
                    cmd.setInheritanceMetaData(inhmd);
                }
                DiscriminatorMetaData discmd = inhmd.getDiscriminatorMetaData();
                if (discmd == null)
                {
                    // User hasnt specified discriminator value so use "provider-specific function" (JPA spec 9.1.3.1) - what a joke spec
                    discmd = new DiscriminatorMetaData(inhmd, null, null, DiscriminatorStrategy.CLASS_NAME.toString(), "true");
                    inhmd.setDiscriminatorMetaData(discmd);
                }
                String jdbcType = null;
                String discType = getAttr(attrs, "discriminator-type");
                if (discType != null)
                {
                    if (discType.equalsIgnoreCase("STRING"))
                    {
                        jdbcType = "VARCHAR";
                    }
                    else if (discType.equalsIgnoreCase("CHAR"))
                    {
                        jdbcType = "CHAR";
                    }
                    else if (discType.equalsIgnoreCase("INTEGER"))
                    {
                        jdbcType = "INTEGER";
                    }
                }
                ColumnMetaData colmd = new ColumnMetaData(discmd, getAttr(attrs, "name"), null, null, jdbcType, null, getAttr(attrs, "length"),
                    null, null, null, null, null, null, null);
                discmd.setColumnMetaData(colmd);
            }
            else if (localName.equals("generated-value"))
            {
                // generated value for this field
                AbstractMemberMetaData fmd = (AbstractMemberMetaData)getStack();
View Full Code Here

                        // Add an empty inheritance specification
                        inhmd = new InheritanceMetaData(cmd, null);
                        cmd.setInheritanceMetaData(inhmd);
                    }
                    String discrimValue = currentString;
                    DiscriminatorMetaData discmd = new DiscriminatorMetaData(inhmd, null, discrimValue,
                        DiscriminatorStrategy.VALUE_MAP.toString(), null);
                    inhmd.setDiscriminatorMetaData(discmd);
                }
            }
            else if (localName.equals("column-name"))
View Full Code Here

        if (fieldType != null && !fieldType.equals(mapping.getType()))
        {
            // The field relation is to a table that allows multiple types to be stored (and has a discriminator)
            // and the type we want is not the base type, so we need to restrict the values of the discriminator.
            DiscriminatorMetaData dismd = table.getDiscriminatorMetaData();
            DiscriminatorMapping discriminatorMapping = (DiscriminatorMapping)table.getDiscriminatorMapping(false);
            if (dismd != null && dismd.getStrategy() != DiscriminatorStrategy.NONE)
            {
                // Start with the required class
                BooleanExpression discrExpr = booleanConditionForClassInDiscriminator(qs, fieldType, dismd, discriminatorMapping, te);

                // Add "or" condition for any of its possible subclasses (if any)
View Full Code Here

                return new BooleanLiteral(qs, mapping, true).eq(new BooleanLiteral(qs, mapping, true));
            }

            // Check if the table of the field has a discriminator
            IdentifierFactory idFactory = qs.getStoreManager().getIdentifierFactory();
            DiscriminatorMetaData dismd = table.getDiscriminatorMetaData();
            DiscriminatorMapping discriminatorMapping = (DiscriminatorMapping)table.getDiscriminatorMapping(false);
            if (discriminatorMapping != null)
            {
                // Has a discriminator so do a join to the table of the field and apply a constraint on its discriminator
                LogicSetExpression fieldTblExpr = null;
View Full Code Here

    public DiscriminatorMapping(DatastoreAdapter dba, DatastoreContainerObject datastoreContainer, JavaTypeMapping delegate)
    {
        initialize(dba, delegate.getType());
        this.delegate = delegate;

        DiscriminatorMetaData dismd = datastoreContainer.getDiscriminatorMetaData();
        IdentifierFactory idFactory = datastoreContainer.getStoreManager().getIdentifierFactory();
        DatastoreIdentifier id = null;
        if (dismd.getColumnMetaData() == null)
        {
            // No column name so generate a default
            id = idFactory.newDiscriminatorFieldIdentifier();
            ColumnMetaData colmd = new ColumnMetaData(dismd, id.getIdentifier());
            dismd.setColumnMetaData(colmd);
        }
        else
        {
            // Column name defined
            ColumnMetaData colmd = dismd.getColumnMetaData();
            id = idFactory.newDatastoreFieldIdentifier(colmd.getName());
        }

        DatastoreField column = datastoreContainer.addDatastoreField(getType(), id, this, dismd.getColumnMetaData());
        datastoreContainer.getStoreManager().getMappingManager().createDatastoreMapping(delegate, datastoreContainer.getStoreManager(),
            column, getType());
    }
View Full Code Here

            }
            // Discriminator for this inheritance
            else if (localName.equals("discriminator"))
            {
                InheritanceMetaData imd = (InheritanceMetaData)getStack();
                DiscriminatorMetaData dismd = new DiscriminatorMetaData(imd,
                                getAttr(attrs,"column"),
                                getAttr(attrs,"value"),
                                getAttr(attrs,"strategy"),
                                getAttr(attrs,"indexed"));
                imd.setDiscriminatorMetaData(dismd);
                pushStack(dismd);
            }
            // New query for this class
            else if (localName.equals("query"))
            {
                MetaData emd = getStack();
                QueryMetaData qmd = new QueryMetaData(emd,
                                (emd instanceof ClassMetaData ? ((ClassMetaData)emd).getFullClassName() : null),
                                getAttr(attrs, "name"),
                                getAttr(attrs, "language"),
                                getAttr(attrs, "unmodifiable"),
                                getAttr(attrs, "result-class"),
                                null,
                                getAttr(attrs, "unique"),
                                getAttr(attrs, "fetch-plan"));
                if (emd instanceof ClassMetaData)
                {
                    ClassMetaData cmd = (ClassMetaData)emd;
                    cmd.addQuery(qmd);
                }
                else if (emd instanceof FileMetaData)
                {
                    FileMetaData fmd = (FileMetaData)emd;
                    fmd.addQuery(qmd);
                }
                pushStack(qmd);
            }
            // New sequence for this class
            else if (localName.equals("sequence"))
            {
                MetaData emd = getStack();
                SequenceMetaData seqmd = new SequenceMetaData(emd,
                                getAttr(attrs,"name"),
                                getAttr(attrs,"datastore-sequence"),
                                getAttr(attrs,"factory-class"),
                                getAttr(attrs,"strategy"),
                                null, null);
                if (emd instanceof PackageMetaData)
                {
                    PackageMetaData pmd = (PackageMetaData)emd;
                    pmd.addSequence(seqmd);
                }
                pushStack(seqmd);
            }
            // New field for this class
            else if (localName.equals("field"))
            {
                MetaData md = getStack();
                FieldMetaData fmd = newFieldObject(md,attrs);
                if (md instanceof ClassMetaData)
                {
                    ClassMetaData cmd = (ClassMetaData)md;
                    cmd.addMember(fmd);
                }
                else if (md instanceof FetchGroupMetaData)
                {
                    FetchGroupMetaData fgmd = (FetchGroupMetaData)md;
                    fgmd.addMember(fmd);
                }
                else if (md instanceof EmbeddedMetaData)
                {
                    EmbeddedMetaData emd = (EmbeddedMetaData)md;
                    emd.addMember(fmd);
                }
                else if (md instanceof ForeignKeyMetaData)
                {
                    ForeignKeyMetaData fkmd = (ForeignKeyMetaData)md;
                    fkmd.addMember(fmd);
                }
                else if (md instanceof IndexMetaData)
                {
                    IndexMetaData imd = (IndexMetaData)md;
                    imd.addMember(fmd);
                }
                else if (md instanceof UniqueMetaData)
                {
                    UniqueMetaData umd = (UniqueMetaData)md;
                    umd.addMember(fmd);
                }
                pushStack(fmd);
            }
            // New join
            else if (localName.equals("join"))
            {
                MetaData parent = getStack();
                JoinMetaData jnmd = new JoinMetaData(parent,
                                                   getAttr(attrs, "table"),
                                                   null, null,
                                                   getAttr(attrs, "column"),
                                                   getAttr(attrs, "outer"),
                                                   getAttr(attrs, "delete-action"),
                                                   getAttr(attrs, "indexed"),
                                                   getAttr(attrs, "unique"));
                if (parent instanceof AbstractMemberMetaData)
                {
                    AbstractMemberMetaData fmd = (AbstractMemberMetaData)parent;
                    fmd.setJoinMetaData(jnmd);
                }
                else if (parent instanceof AbstractClassMetaData)
                {
                    AbstractClassMetaData cmd = (AbstractClassMetaData)parent;
                    cmd.addJoin(jnmd);
                }
                else if (parent instanceof InheritanceMetaData)
                {
                    InheritanceMetaData imd = (InheritanceMetaData)parent;
                    imd.setJoinMetaData(jnmd);
                }
                pushStack(jnmd);
            }
            // New map container for this field
            else if (localName.equals("map"))
            {
                AbstractMemberMetaData fmd = (AbstractMemberMetaData)getStack();
                MapMetaData map = new MapMetaData(fmd,
                                getAttr(attrs,"key-type"),
                                getAttr(attrs,"embedded-key"),
                                getAttr(attrs,"dependent-key"),
                                getAttr(attrs,"serialized-key"),
                                getAttr(attrs,"value-type"),
                                getAttr(attrs,"embedded-value"),
                                getAttr(attrs,"dependent-value"),
                                getAttr(attrs,"serialized-value"));
                fmd.setContainer(map);
                pushStack(map);
            }
            // New array container for this field
            else if (localName.equals("array"))
            {
                AbstractMemberMetaData fmd = (AbstractMemberMetaData)getStack();
                ArrayMetaData amd = new ArrayMetaData(fmd,
                                getAttr(attrs, "element-type"),
                                getAttr(attrs, "embedded-element"),
                                getAttr(attrs, "dependent-element"),
                                getAttr(attrs, "serialized-element"));
                fmd.setContainer(amd);
                pushStack(amd);
            }
            // New collection container for this field
            else if (localName.equals("collection"))
            {
                AbstractMemberMetaData fmd = (AbstractMemberMetaData)getStack();
                CollectionMetaData colmd = new CollectionMetaData(fmd,
                                getAttr(attrs,"element-type"),
                                getAttr(attrs,"embedded-element"),
                                getAttr(attrs,"dependent-element"),
                                getAttr(attrs,"serialized-element"));
                fmd.setContainer(colmd);
                pushStack(colmd);
            }
            // New column
            else if (localName.equals("column"))
            {
                MetaData md = getStack();
                ColumnMetaData clnmd = new ColumnMetaData(md,
                                getAttr(attrs,"name"),
                                getAttr(attrs,"target"),
                                getAttr(attrs,"target-field"),
                                getAttr(attrs,"jdbc-type"),
                                getAttr(attrs,"sql-type"),
                                getAttr(attrs,"length"),
                                getAttr(attrs,"scale"),
                                getAttr(attrs,"allows-null"),
                                getAttr(attrs,"default-value"),
                                getAttr(attrs,"insert-value"),
                                null, null, null);
                if (md instanceof AbstractMemberMetaData)
                {
                    AbstractMemberMetaData fmd = (AbstractMemberMetaData)md;
                    fmd.addColumn(clnmd);
                }
                else if (md instanceof AbstractElementMetaData)
                {
                    AbstractElementMetaData elemd = (AbstractElementMetaData)md;
                    elemd.addColumn(clnmd);
                }
                else if (md instanceof JoinMetaData)
                {
                    JoinMetaData jnmd = (JoinMetaData)md;
                    jnmd.addColumn(clnmd);
                }
                else if (md instanceof IdentityMetaData)
                {
                    IdentityMetaData idmd = (IdentityMetaData)md;
                    idmd.addColumn(clnmd);
                }
                else if (md instanceof ForeignKeyMetaData)
                {
                    ForeignKeyMetaData fkmd = (ForeignKeyMetaData)md;
                    fkmd.addColumn(clnmd);
                }
                else if (md instanceof IndexMetaData)
                {
                    IndexMetaData idxmd = (IndexMetaData)md;
                    idxmd.addColumn(clnmd);
                }
                else if (md instanceof UniqueMetaData)
                {
                    UniqueMetaData unimd = (UniqueMetaData)md;
                    unimd.addColumn(clnmd);
                }
                else if (md instanceof OrderMetaData)
                {
                    OrderMetaData ormd = (OrderMetaData)md;
                    ormd.addColumn(clnmd);
                }
                else if (md instanceof DiscriminatorMetaData)
                {
                    DiscriminatorMetaData dismd = (DiscriminatorMetaData)md;
                    dismd.setColumnMetaData(clnmd);
                }
                else if (md instanceof VersionMetaData)
                {
                    VersionMetaData vermd = (VersionMetaData)md;
                    vermd.addColumn(clnmd);
                }
                else if (md instanceof AbstractClassMetaData)
                {
                    AbstractClassMetaData cmd = (AbstractClassMetaData)md;
                    cmd.addUnmappedColumn(clnmd);
                }
                else if (md instanceof PrimaryKeyMetaData)
                {
                    PrimaryKeyMetaData pkmd = (PrimaryKeyMetaData)md;
                    pkmd.addColumn(clnmd);
                }
                pushStack(clnmd);
            }
            // New element
            else if (localName.equals("element"))
            {
                AbstractMemberMetaData fmd = (AbstractMemberMetaData)getStack();
                ElementMetaData elemd = new ElementMetaData(fmd,
                                getAttr(attrs, "column"),
                                getAttr(attrs, "delete-action"),
                                getAttr(attrs, "update-action"),
                                getAttr(attrs, "indexed"),
                                getAttr(attrs, "unique"),
                                getAttr(attrs, "mapped-by"));
                fmd.setElementMetaData(elemd);
                pushStack(elemd);
            }
            // New key
            else if (localName.equals("key"))
            {
                AbstractMemberMetaData fmd = (AbstractMemberMetaData)getStack();
                KeyMetaData keymd = new KeyMetaData(fmd,
                                getAttr(attrs, "column"),
                                getAttr(attrs, "delete-action"),
                                getAttr(attrs, "update-action"),
                                getAttr(attrs, "indexed"),
                                getAttr(attrs, "unique"),
                                getAttr(attrs, "mapped-by"));
                fmd.setKeyMetaData(keymd);
                pushStack(keymd);
            }
            // New value
            else if (localName.equals("value"))
            {
                AbstractMemberMetaData fmd = (AbstractMemberMetaData)getStack();
                ValueMetaData valuemd = new ValueMetaData(fmd,
                                getAttr(attrs, "column"),
                                getAttr(attrs, "delete-action"),
                                getAttr(attrs, "update-action"),
                                getAttr(attrs, "indexed"),
                                getAttr(attrs, "unique"),
                                getAttr(attrs, "mapped-by"));
                fmd.setValueMetaData(valuemd);
                pushStack(valuemd);
            }
            // New fetch-group
            else if (localName.equals("fetch-group"))
            {
                MetaData md = getStack();
                FetchGroupMetaData fgmd = new FetchGroupMetaData(md, getAttr(attrs,"post-load"), getAttr(attrs,"name"));
                if (md instanceof FetchGroupMetaData)
                {
                    FetchGroupMetaData fgmdParent = (FetchGroupMetaData)md;
                    fgmdParent.addFetchGroup(fgmd);
                }
                else if (md instanceof AbstractClassMetaData)
                {
                    AbstractClassMetaData cmd = (AbstractClassMetaData)md;
                    cmd.addFetchGroup(fgmd);
                }
                else if (md instanceof FetchPlanMetaData)
                {
                    FetchPlanMetaData fpmd = (FetchPlanMetaData)md;
                    fpmd.addFetchGroup(fgmd);
                }
                pushStack(fgmd);
            }
            // New extension for this tag
            else if (localName.equals("extension"))
            {
                MetaData md = getStack();
                md.addExtension(getAttr(attrs,"vendor-name"), getAttr(attrs,"key"), getAttr(attrs,"value"));
            }
            // New version
            else if (localName.equals("version"))
            {
                AbstractClassMetaData cmd = (AbstractClassMetaData)getStack();
                VersionMetaData vermd = new VersionMetaData(
                                getAttr(attrs,"strategy"),
                                getAttr(attrs,"column"),
                                getAttr(attrs,"indexed"));
                cmd.setVersionMetaData(vermd);
                pushStack(vermd);
            }
            // New index
            else if (localName.equals("index"))
            {
                MetaData md = getStack();
                IndexMetaData idxmd = new IndexMetaData(
                                getAttr(attrs,"name"),
                                getAttr(attrs,"table"),
                                getAttr(attrs,"unique"));
                if (md instanceof AbstractClassMetaData)
                {
                    AbstractClassMetaData cmd = (AbstractClassMetaData)md;
                    cmd.addIndex(idxmd);
                }
                else if (md instanceof AbstractMemberMetaData)
                {
                    AbstractMemberMetaData fmd = (AbstractMemberMetaData)md;
                    fmd.setIndexMetaData(idxmd);
                }
                else if (md instanceof JoinMetaData)
                {
                    JoinMetaData jmd = (JoinMetaData)md;
                    jmd.setIndexMetaData(idxmd);
                }
                else if (md instanceof AbstractElementMetaData)
                {
                    AbstractElementMetaData elmd = (AbstractElementMetaData)md;
                    elmd.setIndexMetaData(idxmd);
                }
                else if (md instanceof OrderMetaData)
                {
                    OrderMetaData omd = (OrderMetaData)md;
                    omd.setIndexMetaData(idxmd);
                }
                else if (md instanceof VersionMetaData)
                {
                    VersionMetaData vermd = (VersionMetaData)md;
                    vermd.setIndexMetaData(idxmd);
                }
                else if (md instanceof DiscriminatorMetaData)
                {
                    DiscriminatorMetaData dismd = (DiscriminatorMetaData)md;
                    dismd.setIndexMetaData(idxmd);
                }
                pushStack(idxmd);
            }
            // New unique constraint
            else if (localName.equals("unique"))
View Full Code Here

            ScalarExpression fieldValue = idMapping.newLiteral(qs, sm.getObject());
            qs.andCondition(fieldExpr.eq(fieldValue), true);
            // Discriminator for this class
            JavaTypeMapping discrimMapping = schemaDataOption.getDatastoreContainerObject().getDiscriminatorMapping(false);
            DiscriminatorMetaData discrimMetaData = cmd.getInheritanceMetaData().getDiscriminatorMetaData();
            if (discrimMapping != null)
            {
                ScalarExpression discrimExpr = discrimMapping.newScalarExpression(qs, qs.getMainTableExpression());
                Object value = null;
                if (cmd.getDiscriminatorStrategy() == DiscriminatorStrategy.CLASS_NAME)
                {
                    value = schemaDataOption.getName();
                }
                else if (cmd.getDiscriminatorStrategy() == DiscriminatorStrategy.VALUE_MAP)
                {
                    value = discrimMetaData.getValue();
                }
                ScalarExpression discrimValue = discrimMapping.newLiteral(qs, value);
                qs.andCondition(discrimExpr.eq(discrimValue), true);
            }
View Full Code Here

                versionMapping = new VersionMapping(dba, this, dba.getMapping(Timestamp.class, storeMgr));
            }
        }

        // Add Discriminator where specified in MetaData
        DiscriminatorMetaData dismd = cmd.getDiscriminatorMetaDataForTable();
        if (dismd != null)
        {
            discriminatorMetaData = dismd;
            if (storeMgr.getOMFContext().getPersistenceConfiguration().getBooleanProperty("org.jpox.rdbms.discriminatorPerSubclassTable"))
            {
                // Backwards compatibility only. Creates discriminator in all subclass tables even though not needed
                // TODO Remove this in the future
                if (dismd.getStrategy() == DiscriminatorStrategy.CLASS_NAME)
                {
                    discriminatorMapping = new DiscriminatorMapping(dba, this, dba.getMapping(String.class, storeMgr));
                }
                else if (dismd.getStrategy() == DiscriminatorStrategy.VALUE_MAP)
                {
                    ColumnMetaData disColmd = dismd.getColumnMetaData();
                    if (disColmd != null && disColmd.getJdbcType() != null)
                    {
                        if (disColmd.getJdbcType().equalsIgnoreCase("INTEGER") ||
                                disColmd.getJdbcType().equalsIgnoreCase("BIGINT") ||
                                disColmd.getJdbcType().equalsIgnoreCase("NUMERIC"))
                        {
                            discriminatorMapping = new DiscriminatorMapping(dba, this, dba.getMapping(Long.class, storeMgr));
                        }
                        else
                        {
                            discriminatorMapping = new DiscriminatorMapping(dba, this, dba.getMapping(String.class, storeMgr));
                        }
                    }
                    else
                    {
                        discriminatorMapping = new DiscriminatorMapping(dba, this, dba.getMapping(String.class, storeMgr));
                    }
                }
            }
            else
            {
                // Create discriminator column only in top most table that needs it
                ClassTable tableWithDiscrim = getTableWithDiscriminator();
                if (tableWithDiscrim == this)
                {
                    // No superclass with a discriminator so add it in this table
                    if (dismd.getStrategy() == DiscriminatorStrategy.CLASS_NAME)
                    {
                        discriminatorMapping = new DiscriminatorMapping(dba, this,
                            dba.getMapping(String.class, storeMgr));
                    }
                    else if (dismd.getStrategy() == DiscriminatorStrategy.VALUE_MAP)
                    {
                        ColumnMetaData disColmd = dismd.getColumnMetaData();
                        if (disColmd != null && disColmd.getJdbcType() != null)
                        {
                            if (disColmd.getJdbcType().equalsIgnoreCase("INTEGER") ||
                                    disColmd.getJdbcType().equalsIgnoreCase("BIGINT") ||
                                    disColmd.getJdbcType().equalsIgnoreCase("NUMERIC"))
View Full Code Here

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Related Classes of org.jpox.metadata.DiscriminatorMetaData

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