Examples with FetchGroupMetaData org.datanucleus.metadata.FetchGroupMetaData used on opensource projects

Example 1 with FetchGroupMetaData

use of org.datanucleus.metadata.FetchGroupMetaData in project datanucleus-core by datanucleus.

the class FetchGroupManager method createFetchGroup.

/**
 * Method to create a new FetchGroup for the class and name.
 * <b>Doesn't add it to the internally managed groups.</b>
 * @param cls The class
 * @param name Name of the group
 * @return The FetchGroup
 * @param <T> Type that the FetchGroup is for
 */
public <T> FetchGroup<T> createFetchGroup(Class<T> cls, String name) {
    // Not present so create a new FetchGroup and add it
    FetchGroup<T> fg = new FetchGroup(nucleusCtx, name, cls);
    if (name.equals(FetchGroup.DEFAULT)) {
        // Special case of wanting to create a group to override the DFG
        fg.addCategory(FetchGroup.DEFAULT);
    } else {
        // Check if this class has a named FetchGroup of this name, so we start from the same members
        ClassLoaderResolver clr = nucleusCtx.getClassLoaderResolver(cls.getClassLoader());
        AbstractClassMetaData cmd = nucleusCtx.getMetaDataManager().getMetaDataForClass(cls, clr);
        if (cmd != null) {
            FetchGroupMetaData fgmd = cmd.getFetchGroupMetaData(name);
            if (fgmd != null) {
                Set<FetchGroupMemberMetaData> fgmmds = fgmd.getMembers();
                for (FetchGroupMemberMetaData fgmmd : fgmmds) {
                    fg.addMember(fgmmd.getName());
                    if (fgmmd.getRecursionDepth() != 1) {
                        fg.setRecursionDepth(fgmmd.getName(), fgmmd.getRecursionDepth());
                    }
                }
            }
        }
    }
    return fg;
}

Example 2 with FetchGroupMetaData

use of org.datanucleus.metadata.FetchGroupMetaData in project datanucleus-core by datanucleus.

the class FetchPlanForClass method isToCallPostLoadFetchPlan.

/**
 * Whether to call the post load or not.
 * Checks if members in actual FetchPlan where not previouly loaded and the post-load is enabled
 * in the metadata.
 * @param loadedMembers already loaded members
 * @return if is to call the postLoad
 */
public boolean isToCallPostLoadFetchPlan(boolean[] loadedMembers) {
    BitSet cacheKey = new BitSet(loadedMembers.length);
    for (int i = 0; i < loadedMembers.length; i++) {
        cacheKey.set(i, loadedMembers[i]);
    }
    Boolean result = plan.getCachedIsToCallPostLoadFetchPlan(cmd, cacheKey);
    if (result == null) {
        result = Boolean.FALSE;
        int[] fieldsInActualFetchPlan = getMemberNumbers();
        for (int i = 0; i < fieldsInActualFetchPlan.length; i++) {
            final int fieldNumber = fieldsInActualFetchPlan[i];
            String fieldName = cmd.getMetaDataForManagedMemberAtAbsolutePosition(fieldNumber).getFullFieldName();
            // if field in actual fetch plan was not previously loaded
            if (!loadedMembers[fieldNumber]) {
                if (cmd.getMetaDataForManagedMemberAtAbsolutePosition(fieldNumber).isDefaultFetchGroup() && plan.getGroups().contains(FetchPlan.DEFAULT)) {
                    // to call jdoPostLoad, field must be in default-fetch-group when DFG is active
                    result = Boolean.TRUE;
                } else {
                    // compute only if necessary, as that's expensive to do
                    if (cmd.hasFetchGroupWithPostLoad()) {
                        // field must be in a fetch-group which has post-load set to true
                        Integer fieldNumberInteger = Integer.valueOf(fieldNumber);
                        Set<FetchGroupMetaData> fetchGroups = null;
                        if (fetchGroupsByMemberNumber != null) {
                            fetchGroups = fetchGroupsByMemberNumber.get(fieldNumberInteger);
                        }
                        if (fetchGroups == null) {
                            fetchGroups = getFetchGroupsForMemberNumber(cmd.getFetchGroupMetaData(), fieldNumber);
                            // cache those precious results from expensive invocation
                            if (fetchGroupsByMemberNumber == null) {
                                fetchGroupsByMemberNumber = new HashMap<Integer, Set<FetchGroupMetaData>>();
                            }
                            fetchGroupsByMemberNumber.put(fieldNumberInteger, fetchGroups);
                        }
                        for (Iterator it = fetchGroups.iterator(); it.hasNext(); ) {
                            FetchGroupMetaData fgmd = (FetchGroupMetaData) it.next();
                            if (fgmd.getPostLoad().booleanValue()) {
                                result = Boolean.TRUE;
                            }
                        }
                    }
                    if (plan.dynamicGroups != null) {
                        Class cls = plan.clr.classForName(cmd.getFullClassName());
                        for (Iterator<FetchGroup> it = plan.dynamicGroups.iterator(); it.hasNext(); ) {
                            FetchGroup group = it.next();
                            Set groupMembers = group.getMembers();
                            if (group.getType().isAssignableFrom(cls) && groupMembers.contains(fieldName) && group.getPostLoad()) {
                                result = Boolean.TRUE;
                            }
                        }
                    }
                }
            }
        }
        if (result == null) {
            result = Boolean.FALSE;
        }
        plan.cacheIsToCallPostLoadFetchPlan(cmd, cacheKey, result);
    }
    return result.booleanValue();
}

Example 3 with FetchGroupMetaData

use of org.datanucleus.metadata.FetchGroupMetaData in project datanucleus-api-jdo by datanucleus.

the class JDOAnnotationReader method processClassAnnotations.

/**
 * Method to process the "class" level annotations and create the outline ClassMetaData object.
 * Supports classes annotated with @PersistenceCapable, classes annotated with @PersistenceAware, and classes which have neither of those but have @Queries or @Query.
 * @param pmd Parent PackageMetaData
 * @param cls The class
 * @param annotations Annotations for this class
 * @param clr ClassLoader resolver
 * @return The ClassMetaData/InterfaceMetaData (or null if no annotations)
 */
protected AbstractClassMetaData processClassAnnotations(PackageMetaData pmd, Class cls, AnnotationObject[] annotations, ClassLoaderResolver clr) {
    if (annotations == null || annotations.length == 0) {
        return null;
    }
    AbstractClassMetaData cmd = null;
    AnnotationObject pcAnnotation = isClassPersistable(annotations);
    if (pcAnnotation != null) {
        // PersistenceCapable class
        cmd = (cls.isInterface()) ? pmd.newInterfaceMetadata(ClassUtils.getClassNameForClass(cls)) : pmd.newClassMetadata(ClassUtils.getClassNameForClass(cls));
        cmd.setPersistenceModifier(ClassPersistenceModifier.PERSISTENCE_CAPABLE);
        // Process all attributes here in case needed for other annotations
        processPersistenceCapableAnnotation(cls, cmd, pcAnnotation.getNameValueMap());
    } else if (isClassPersistenceAware(annotations)) {
        // PersistenceAware class
        cmd = pmd.newClassMetadata(ClassUtils.getClassNameForClass(cls));
        cmd.setPersistenceModifier(ClassPersistenceModifier.PERSISTENCE_AWARE);
    } else if (doesClassHaveNamedQueries(annotations)) {
        // Class with named query specified
        cmd = pmd.newClassMetadata(ClassUtils.getClassNameForClass(cls));
        cmd.setPersistenceModifier(ClassPersistenceModifier.NON_PERSISTENT);
    } else {
        // Not involved in the persistence process
        return null;
    }
    // Cater for named queries being specified on a persistence aware, or other class
    processNamedQueries(cmd, cls, annotations);
    if (cmd.getPersistenceModifier() != ClassPersistenceModifier.PERSISTENCE_CAPABLE) {
        // Not persistable, so no further information needed
        return cmd;
    }
    // Class is persistable so process annotations
    for (AnnotationObject annotation : annotations) {
        String annName = annotation.getName();
        if (annName.equals(JDOAnnotationUtils.PERSISTENCE_CAPABLE)) {
            // @PersistenceCapable is merged and processed above
            continue;
        }
        Map<String, Object> annotationValues = annotation.getNameValueMap();
        if (annName.equals(JDOAnnotationUtils.EMBEDDED_ONLY)) {
            cmd.setEmbeddedOnly(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");
            VersionMetaData vermd = new VersionMetaData();
            vermd.setStrategy(strategy);
            vermd.setColumnName(column);
            vermd.setIndexed(IndexedValue.getIndexedValue(indexed));
            if (columns != null && columns.length > 0) {
                // Only use the first column
                ColumnMetaData colmd = JDOAnnotationUtils.getColumnMetaDataForColumnAnnotation(columns[0]);
                vermd.setColumnMetaData(colmd);
            }
            JDOAnnotationUtils.addExtensionsToMetaData(vermd, (Extension[]) annotationValues.get("extensions"));
            vermd.setParent(cmd);
            cmd.setVersionMetaData(vermd);
        } else if (annName.equals(JDOAnnotationUtils.DATASTORE_IDENTITY)) {
            String strategy = JDOAnnotationUtils.getValueGenerationStrategyString((IdGeneratorStrategy) annotationValues.get("strategy"));
            String customStrategy = (String) annotationValues.get("customStrategy");
            if (!StringUtils.isWhitespace(customStrategy)) {
                // User has provided an extension strategy
                strategy = customStrategy;
            }
            String sequence = (String) annotationValues.get("sequence");
            String column = (String) annotationValues.get("column");
            Column[] columns = (Column[]) annotationValues.get("columns");
            IdentityMetaData idmd = new IdentityMetaData();
            idmd.setColumnName(column);
            idmd.setValueStrategy(ValueGenerationStrategy.getIdentityStrategy(strategy));
            idmd.setSequence(sequence);
            if (columns != null && columns.length > 0) {
                // Only use the first column
                ColumnMetaData colmd = JDOAnnotationUtils.getColumnMetaDataForColumnAnnotation(columns[0]);
                idmd.setColumnMetaData(colmd);
            }
            JDOAnnotationUtils.addExtensionsToMetaData(idmd, (Extension[]) annotationValues.get("extensions"));
            idmd.setParent(cmd);
            cmd.setIdentityMetaData(idmd);
        } 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");
            PrimaryKeyMetaData pkmd = new PrimaryKeyMetaData();
            pkmd.setName(pkName);
            pkmd.setColumnName(pkColumn);
            if (columns != null && columns.length > 0) {
                for (Column column : columns) {
                    pkmd.addColumn(JDOAnnotationUtils.getColumnMetaDataForColumnAnnotation(column));
                }
            }
            JDOAnnotationUtils.addExtensionsToMetaData(pkmd, (Extension[]) annotationValues.get("extensions"));
            pkmd.setParent(cmd);
            cmd.setPrimaryKeyMetaData(pkmd);
        } else if (annName.equals(JDOAnnotationUtils.JOINS)) {
            Join[] js = (Join[]) annotationValues.get("value");
            if (js != null && js.length > 0) {
                for (Join join : js) {
                    JoinMetaData joinmd = cmd.newJoinMetaData();
                    joinmd.setTable(join.table());
                    joinmd.setColumnName(join.column());
                    joinmd.setIndexed(IndexedValue.getIndexedValue(join.indexed()));
                    joinmd.setOuter(MetaDataUtils.getBooleanForString(join.outer(), false));
                    joinmd.setUnique(join.unique());
                    joinmd.setDeleteAction(JDOAnnotationUtils.getForeignKeyActionString(join.deleteAction()));
                    JDOAnnotationUtils.addExtensionsToMetaData(joinmd, join.extensions());
                }
            }
        } else if (annName.equals(JDOAnnotationUtils.JOIN)) {
            JoinMetaData joinmd = cmd.newJoinMetaData();
            joinmd.setTable((String) annotationValues.get("table"));
            joinmd.setColumnName((String) annotationValues.get("column"));
            joinmd.setIndexed(IndexedValue.getIndexedValue((String) annotationValues.get("indexed")));
            joinmd.setOuter(MetaDataUtils.getBooleanForString((String) annotationValues.get("outer"), false));
            joinmd.setUnique((String) annotationValues.get("unique"));
            joinmd.setDeleteAction(((ForeignKeyAction) annotationValues.get("deleteAction")).toString());
            JDOAnnotationUtils.addExtensionsToMetaData(joinmd, (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 an extension strategy
                strategy = customStrategy;
            }
            InheritanceMetaData inhmd = cmd.getInheritanceMetaData();
            if (inhmd == null) {
                inhmd = cmd.newInheritanceMetadata();
            }
            inhmd.setStrategy(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");
            InheritanceMetaData inhmd = cmd.getInheritanceMetaData();
            if (inhmd == null) {
                inhmd = cmd.newInheritanceMetadata();
            }
            DiscriminatorMetaData dismd = inhmd.newDiscriminatorMetadata();
            dismd.setColumnName(column);
            dismd.setValue(value);
            dismd.setStrategy(strategy);
            dismd.setIndexed(indexed);
            if (columns != null && columns.length > 0) {
                // Only use the first column
                ColumnMetaData colmd = JDOAnnotationUtils.getColumnMetaDataForColumnAnnotation(columns[0]);
                dismd.setColumnMetaData(colmd);
            }
        } else if (annName.equals(JDOAnnotationUtils.FETCHPLANS)) {
            FileMetaData filemd = (FileMetaData) pmd.getParent();
            FetchPlan[] plans = (FetchPlan[]) annotationValues.get("value");
            for (FetchPlan plan : plans) {
                FetchPlanMetaData fpmd = filemd.newFetchPlanMetadata(plan.name());
                fpmd.setFetchSize(plan.fetchSize());
                fpmd.setMaxFetchDepth(plan.maxFetchDepth());
                int numGroups = plan.fetchGroups().length;
                for (int k = 0; k < numGroups; k++) {
                    fpmd.addFetchGroup(new FetchGroupMetaData(plan.fetchGroups()[k]));
                }
            }
        } else if (annName.equals(JDOAnnotationUtils.FETCHPLAN)) {
            FileMetaData filemd = (FileMetaData) pmd.getParent();
            FetchPlanMetaData fpmd = filemd.newFetchPlanMetadata((String) annotationValues.get("name"));
            fpmd.setFetchSize(((Integer) annotationValues.get("fetchSize")).intValue());
            fpmd.setMaxFetchDepth(((Integer) annotationValues.get("maxFetchDepth")).intValue());
            String[] fpFetchGroups = (String[]) annotationValues.get("fetchGroups");
            for (String fpFetchGroup : fpFetchGroups) {
                fpmd.addFetchGroup(new FetchGroupMetaData(fpFetchGroup));
            }
        } else if (annName.equals(JDOAnnotationUtils.FETCHGROUPS)) {
            FetchGroup[] groups = (FetchGroup[]) annotationValues.get("value");
            for (FetchGroup group : groups) {
                FetchGroupMetaData fgmd = cmd.newFetchGroupMetaData(group.name());
                if (!StringUtils.isWhitespace(group.postLoad())) {
                    fgmd.setPostLoad(Boolean.valueOf(group.postLoad()));
                }
                int numFields = group.members().length;
                for (int k = 0; k < numFields; k++) {
                    FetchGroupMemberMetaData fgmmd = new FetchGroupMemberMetaData(fgmd, group.members()[k].name());
                    fgmmd.setRecursionDepth(group.members()[k].recursionDepth());
                    fgmd.addMember(fgmmd);
                }
                int numGroups = group.fetchGroups().length;
                for (int k = 0; k < numGroups; k++) {
                    fgmd.addFetchGroup(new FetchGroupMetaData(group.fetchGroups()[k]));
                }
            }
        } else if (annName.equals(JDOAnnotationUtils.FETCHGROUP)) {
            FetchGroupMetaData fgmd = cmd.newFetchGroupMetaData((String) annotationValues.get("name"));
            String postLoadStr = (String) annotationValues.get("postLoad");
            if (!StringUtils.isWhitespace(postLoadStr)) {
                fgmd.setPostLoad(Boolean.valueOf(postLoadStr));
            }
            Persistent[] fields = (Persistent[]) annotationValues.get("members");
            if (fields != null) {
                for (Persistent field : fields) {
                    FetchGroupMemberMetaData fgmmd = new FetchGroupMemberMetaData(fgmd, field.name());
                    fgmmd.setRecursionDepth(field.recursionDepth());
                    fgmd.addMember(fgmmd);
                }
            }
        } else if (annName.equals(JDOAnnotationUtils.SEQUENCE)) {
            String seqName = (String) annotationValues.get("name");
            String seqStrategy = JDOAnnotationUtils.getSequenceStrategyString((SequenceStrategy) annotationValues.get("strategy"));
            String seqSeq = (String) annotationValues.get("datastoreSequence");
            Class seqFactory = (Class) annotationValues.get("factoryClass");
            String seqFactoryClassName = null;
            if (seqFactory != null && seqFactory != void.class) {
                seqFactoryClassName = seqFactory.getName();
            }
            Integer seqSize = (Integer) annotationValues.get("allocationSize");
            Integer seqStart = (Integer) annotationValues.get("initialValue");
            if (StringUtils.isWhitespace(seqName)) {
                throw new InvalidClassMetaDataException("044155", cmd.getFullClassName());
            }
            SequenceMetaData seqmd = new SequenceMetaData(seqName, seqStrategy);
            seqmd.setFactoryClass(seqFactoryClassName);
            seqmd.setDatastoreSequence(seqSeq);
            if (seqSize != null) {
                seqmd.setAllocationSize(seqSize);
            }
            if (seqStart != null) {
                seqmd.setInitialValue(seqStart);
            }
            JDOAnnotationUtils.addExtensionsToMetaData(seqmd, (Extension[]) annotationValues.get("extensions"));
            // Sequence - currently only allowing 1 per class (should really be on the package)
            cmd.getPackageMetaData().addSequence(seqmd);
        } else if (annName.equals(JDOAnnotationUtils.INDICES)) {
            // Multiple Indices for the class
            Index[] values = (Index[]) annotationValues.get("value");
            if (values != null && values.length > 0) {
                for (Index idx : values) {
                    IndexMetaData idxmd = JDOAnnotationUtils.getIndexMetaData(idx.name(), idx.table(), "" + idx.unique(), idx.members(), idx.columns());
                    if (idxmd.getNumberOfColumns() == 0 && idxmd.getNumberOfMembers() == 0) {
                        NucleusLogger.METADATA.warn(Localiser.msg("044204", cls.getName()));
                    } else {
                        cmd.addIndex(idxmd);
                        idxmd.setParent(cmd);
                    }
                }
            }
        } else if (annName.equals(JDOAnnotationUtils.INDEX)) {
            // Single Index for the class
            String name = (String) annotationValues.get("name");
            String table = (String) annotationValues.get("table");
            String unique = (String) annotationValues.get("unique");
            String[] members = (String[]) annotationValues.get("members");
            Column[] columns = (Column[]) annotationValues.get("columns");
            IndexMetaData idxmd = JDOAnnotationUtils.getIndexMetaData(name, table, unique, members, columns);
            JDOAnnotationUtils.addExtensionsToMetaData(idxmd, (Extension[]) annotationValues.get("extensions"));
            if (idxmd.getNumberOfColumns() == 0 && idxmd.getNumberOfMembers() == 0) {
                NucleusLogger.METADATA.warn(Localiser.msg("044204", cls.getName()));
            } else {
                cmd.addIndex(idxmd);
                idxmd.setParent(cmd);
            }
        } else if (annName.equals(JDOAnnotationUtils.UNIQUES)) {
            // Multiple Unique Constraints for the class
            Unique[] values = (Unique[]) annotationValues.get("value");
            if (values != null && values.length > 0) {
                for (Unique uni : values) {
                    UniqueMetaData unimd = JDOAnnotationUtils.getUniqueMetaData(uni.name(), uni.table(), "" + uni.deferred(), uni.members(), uni.columns());
                    if (unimd.getNumberOfColumns() == 0 && unimd.getNumberOfMembers() == 0) {
                        NucleusLogger.METADATA.warn(Localiser.msg("044205", cls.getName()));
                    } else {
                        cmd.addUniqueConstraint(unimd);
                        unimd.setParent(cmd);
                    }
                }
            }
        } else if (annName.equals(JDOAnnotationUtils.UNIQUE)) {
            // Single Unique constraint for the class
            String name = (String) annotationValues.get("name");
            String table = (String) annotationValues.get("table");
            String deferred = (String) annotationValues.get("deferred");
            String[] members = (String[]) annotationValues.get("members");
            Column[] columns = (Column[]) annotationValues.get("columns");
            UniqueMetaData unimd = JDOAnnotationUtils.getUniqueMetaData(name, table, deferred, members, columns);
            JDOAnnotationUtils.addExtensionsToMetaData(unimd, (Extension[]) annotationValues.get("extensions"));
            if (unimd.getNumberOfColumns() == 0 && unimd.getNumberOfMembers() == 0) {
                NucleusLogger.METADATA.warn(Localiser.msg("044205", cls.getName()));
            } else {
                cmd.addUniqueConstraint(unimd);
                unimd.setParent(cmd);
            }
        } else if (annName.equals(JDOAnnotationUtils.FOREIGNKEYS)) {
            // Multiple FKs for the class
            ForeignKey[] values = (ForeignKey[]) annotationValues.get("value");
            if (values != null && values.length > 0) {
                for (ForeignKey fk : values) {
                    String deleteAction = JDOAnnotationUtils.getForeignKeyActionString(fk.deleteAction());
                    String updateAction = JDOAnnotationUtils.getForeignKeyActionString(fk.updateAction());
                    ForeignKeyMetaData fkmd = JDOAnnotationUtils.getFKMetaData(fk.name(), fk.table(), fk.unique(), "" + fk.deferred(), deleteAction, updateAction, fk.members(), fk.columns());
                    if (fkmd.getNumberOfColumns() == 0 && fkmd.getNumberOfMembers() == 0) {
                        NucleusLogger.METADATA.warn(Localiser.msg("044206", cls.getName()));
                    } else {
                        cmd.addForeignKey(fkmd);
                        fkmd.setParent(cmd);
                    }
                }
            }
        } else if (annName.equals(JDOAnnotationUtils.FOREIGNKEY)) {
            // Single FK constraint for the class
            String name = (String) annotationValues.get("name");
            String table = (String) annotationValues.get("table");
            String unique = (String) annotationValues.get("unique");
            String deferred = (String) annotationValues.get("deferred");
            String deleteAction = JDOAnnotationUtils.getForeignKeyActionString((ForeignKeyAction) annotationValues.get("deleteAction"));
            String updateAction = JDOAnnotationUtils.getForeignKeyActionString((ForeignKeyAction) annotationValues.get("updateAction"));
            String[] members = (String[]) annotationValues.get("members");
            Column[] columns = (Column[]) annotationValues.get("columns");
            ForeignKeyMetaData fkmd = JDOAnnotationUtils.getFKMetaData(name, table, unique, deferred, deleteAction, updateAction, members, columns);
            JDOAnnotationUtils.addExtensionsToMetaData(fkmd, (Extension[]) annotationValues.get("extensions"));
            if (fkmd.getNumberOfColumns() == 0 && fkmd.getNumberOfMembers() == 0) {
                NucleusLogger.METADATA.warn(Localiser.msg("044206", cls.getName()));
            } else {
                cmd.addForeignKey(fkmd);
                fkmd.setParent(cmd);
            }
        } else if (annName.equals(JDOAnnotationUtils.COLUMNS)) {
            // Unmapped column specification
            Column[] cols = (Column[]) annotationValues.get("value");
            if (cols != null && cols.length > 0) {
                for (Column col : cols) {
                    ColumnMetaData colmd = JDOAnnotationUtils.getColumnMetaDataForColumnAnnotation(col);
                    JDOAnnotationUtils.addExtensionsToMetaData(colmd, col.extensions());
                    colmd.setParent(cmd);
                    cmd.addUnmappedColumn(colmd);
                }
            }
        } else if (annName.equals(JDOAnnotationUtils.CACHEABLE)) {
            String cache = (String) annotationValues.get("value");
            if (cache != null && cache.equalsIgnoreCase("false")) {
                cmd.setCacheable(false);
            }
        } else if (annName.equals(JDOAnnotationUtils.EXTENSIONS)) {
            Extension[] values = (Extension[]) annotationValues.get("value");
            if (values != null && values.length > 0) {
                for (Extension ext : values) {
                    String vendorName = ext.vendorName();
                    if (StringUtils.isWhitespace(vendorName)) {
                        throw new InvalidMetaDataException("044160", vendorName, ext.key().toString(), ext.value().toString());
                    } else if (vendorName.equalsIgnoreCase(MetaData.VENDOR_NAME)) {
                        cmd.addExtension(ext.key().toString(), ext.value().toString());
                    }
                }
            }
        } else if (annName.equals(JDOAnnotationUtils.EXTENSION)) {
            String vendorName = (String) annotationValues.get("vendorName");
            if (StringUtils.isWhitespace(vendorName)) {
                throw new InvalidMetaDataException("044160", vendorName, annotationValues.get("key"), annotationValues.get("value"));
            } else if (vendorName.equalsIgnoreCase(MetaData.VENDOR_NAME)) {
                cmd.addExtension((String) annotationValues.get("key"), (String) annotationValues.get("value"));
            }
        } else {
            if (!annName.equals(JDOAnnotationUtils.PERSISTENCE_AWARE) && !annName.equals(JDOAnnotationUtils.QUERIES) && !annName.equals(JDOAnnotationUtils.QUERY)) {
                NucleusLogger.METADATA.debug(Localiser.msg("044203", cls.getName(), annotation.getName()));
            }
        }
    }
    NucleusLogger.METADATA.debug(Localiser.msg("044200", cls.getName(), "JDO"));
    return cmd;
}

Example 4 with FetchGroupMetaData

use of org.datanucleus.metadata.FetchGroupMetaData in project datanucleus-api-jdo by datanucleus.

the class JDOMetaDataHelper method getXMLForMetaData.

/**
 * Method to convert an internal class/interface metadata into the associated JDO XML metadata.
 * @param cmd Metadata for the class/interface
 * @param prefix Prefix for the XML (e.g "    ")
 * @param indent Indent for each block of XML (e.g "    ")
 * @return The XML
 */
public String getXMLForMetaData(AbstractClassMetaData cmd, String prefix, String indent) {
    StringBuilder str = new StringBuilder();
    boolean intf = (cmd instanceof InterfaceMetaData);
    if (intf) {
        str.append(prefix).append("<interface name=\"" + cmd.getName() + "\"");
    } else {
        str.append(prefix).append("<class name=\"" + cmd.getName() + "\"");
    }
    if (cmd.getIdentityType() != null) {
        str.append("\n").append(prefix).append("       identity-type=\"" + cmd.getIdentityType() + "\"");
    }
    if (cmd.getObjectidClass() != null) {
        str.append("\n").append(prefix).append("       objectid-class=\"" + cmd.getObjectidClass() + "\"");
    }
    if (!cmd.isRequiresExtent()) {
        str.append("\n").append(prefix).append("       requires-extent=\"" + cmd.isRequiresExtent() + "\"");
    }
    if (cmd.isEmbeddedOnly()) {
        str.append("\n").append(prefix).append("       embedded-only=\"" + cmd.isEmbeddedOnly() + "\"");
    }
    if (cmd.getPersistenceModifier() != null) {
        str.append("\n").append(prefix).append("       persistence-modifier=\"" + cmd.getPersistenceModifier() + "\"");
    }
    if (cmd.getCatalog() != null) {
        str.append("\n").append(prefix).append("       catalog=\"" + cmd.getCatalog() + "\"");
    }
    if (cmd.getSchema() != null) {
        str.append("\n").append(prefix).append("       schema=\"" + cmd.getSchema() + "\"");
    }
    if (cmd.getTable() != null) {
        str.append("\n").append(prefix).append("       table=\"" + cmd.getTable() + "\"");
    }
    if (cmd.isDetachable()) {
        str.append("\n").append(prefix).append("       detachable=\"" + cmd.isDetachable() + "\"");
    }
    str.append(">\n");
    // Identity
    if (cmd.getIdentityMetaData() != null) {
        str.append(getXMLForMetaData(cmd.getIdentityMetaData(), prefix + indent, indent));
    }
    // PrimaryKey
    if (cmd.getPrimaryKeyMetaData() != null) {
        str.append(getXMLForMetaData(cmd.getPrimaryKeyMetaData(), prefix + indent, indent));
    }
    // Inheritance
    if (cmd.getInheritanceMetaData() != null) {
        str.append(getXMLForMetaData(cmd.getInheritanceMetaData(), prefix + indent, indent));
    }
    // Add Version
    if (cmd.getVersionMetaData() != null) {
        str.append(getXMLForMetaData(cmd.getVersionMetaData(), prefix + indent, indent));
    }
    // Add joins
    List<JoinMetaData> joins = cmd.getJoinMetaData();
    if (joins != null) {
        for (JoinMetaData joinmd : joins) {
            str.append(getXMLForMetaData(joinmd, prefix + indent, indent));
        }
    }
    // Add foreign-keys
    List<ForeignKeyMetaData> foreignKeys = cmd.getForeignKeyMetaData();
    if (foreignKeys != null) {
        for (ForeignKeyMetaData fkmd : foreignKeys) {
            str.append(getXMLForMetaData(fkmd, prefix + indent, indent));
        }
    }
    // Add indexes
    List<IndexMetaData> indexes = cmd.getIndexMetaData();
    if (indexes != null) {
        for (IndexMetaData idxmd : indexes) {
            str.append(getXMLForMetaData(idxmd, prefix + indent, indent));
        }
    }
    // Add unique constraints
    List<UniqueMetaData> uniqueConstraints = cmd.getUniqueMetaData();
    if (uniqueConstraints != null) {
        for (UniqueMetaData unimd : uniqueConstraints) {
            str.append(getXMLForMetaData(unimd, prefix + indent, indent));
        }
    }
    // Add members
    int numMembers = cmd.getNoOfMembers();
    for (int i = 0; i < numMembers; i++) {
        AbstractMemberMetaData mmd = cmd.getMetaDataForMemberAtRelativePosition(i);
        str.append(getXMLForMetaData(mmd, prefix + indent, indent));
    }
    // Add unmapped columns
    List<ColumnMetaData> unmappedColumns = cmd.getUnmappedColumns();
    if (unmappedColumns != null) {
        for (int i = 0; i < unmappedColumns.size(); i++) {
            ColumnMetaData col = unmappedColumns.get(i);
            str.append(getXMLForMetaData(col, prefix + indent, indent));
        }
    }
    // Add queries
    QueryMetaData[] queries = cmd.getQueries();
    if (queries != null) {
        for (int i = 0; i < queries.length; i++) {
            QueryMetaData q = queries[i];
            str.append(getXMLForMetaData(q, prefix + indent, indent));
        }
    }
    // Add fetch-groups
    Set<FetchGroupMetaData> fetchGroups = cmd.getFetchGroupMetaData();
    if (fetchGroups != null) {
        for (FetchGroupMetaData fgmd : fetchGroups) {
            str.append(getXMLForMetaData(fgmd, prefix + indent, indent));
        }
    }
    // Add extensions
    processExtensions(cmd.getExtensions(), str, prefix, indent);
    if (intf) {
        str.append(prefix + "</interface>\n");
    } else {
        str.append(prefix + "</class>\n");
    }
    return str.toString();
}

Example 5 with FetchGroupMetaData

use of org.datanucleus.metadata.FetchGroupMetaData in project datanucleus-api-jdo by datanucleus.

the class JDOMetaDataHelper method getXMLForMetaData.

public String getXMLForMetaData(FetchPlanMetaData fpmd, String prefix, String indent) {
    StringBuilder str = new StringBuilder();
    str.append(prefix).append("<fetch-plan name=\"" + fpmd.getName() + "\"" + " max-fetch-depth=\"" + fpmd.getMaxFetchDepth() + "\"" + " fetch-size=\"" + fpmd.getFetchSize() + "\">\n");
    // Add fetch-groups
    FetchGroupMetaData[] fetchGroups = fpmd.getFetchGroupMetaData();
    if (fetchGroups != null) {
        for (FetchGroupMetaData fgmd : fetchGroups) {
            str.append(getXMLForMetaData(fgmd, prefix + indent, indent));
        }
    }
    str.append(prefix + "</fetch-plan>\n");
    return str.toString();
}