Examples with IndexType com.torodb.mongodb.commands.pojos.index.type.IndexType used on opensource projects

Example 1 with IndexType

use of com.torodb.mongodb.commands.pojos.index.type.IndexType in project torodb by torodb.

the class CreateIndexesReplImpl method apply.

@Override
public Status<CreateIndexesResult> apply(Request req, Command<? super CreateIndexesArgument, ? super CreateIndexesResult> command, CreateIndexesArgument arg, SharedWriteTorodTransaction trans) {
    int indexesBefore = (int) trans.getIndexesInfo(req.getDatabase(), arg.getCollection()).count();
    int indexesAfter = indexesBefore;
    try {
        boolean existsCollection = trans.existsCollection(req.getDatabase(), arg.getCollection());
        final boolean createdCollectionAutomatically = !existsCollection;
        if (!existsCollection) {
            LOGGER.info("Creating collection {} on {}.{}", req.getDatabase(), arg.getCollection());
            trans.createIndex(req.getDatabase(), arg.getCollection(), Constants.ID_INDEX, ImmutableList.<IndexFieldInfo>of(new IndexFieldInfo(new AttributeReference(Arrays.asList(new Key[] { new ObjectKey(Constants.ID) })), FieldIndexOrdering.ASC.isAscending())), true);
        }
        for (IndexOptions indexOptions : arg.getIndexesToCreate()) {
            if (!replicationFilters.getIndexPredicate().test(req.getDatabase(), arg.getCollection(), indexOptions.getName(), indexOptions.isUnique(), indexOptions.getKeys())) {
                LOGGER.info("Skipping filtered index {}.{}.{}.", req.getDatabase(), arg.getCollection(), indexOptions.getName());
                continue;
            }
            if (indexOptions.getKeys().size() < 1) {
                return Status.from(ErrorCode.CANNOT_CREATE_INDEX, "Index keys cannot be empty.");
            }
            if (indexOptions.isBackground()) {
                LOGGER.info("Building index in background is not supported. Ignoring option");
            }
            if (indexOptions.isSparse()) {
                LOGGER.info("Sparse index are not supported. Ignoring option");
            }
            boolean skipIndex = false;
            List<IndexFieldInfo> fields = new ArrayList<>(indexOptions.getKeys().size());
            for (IndexOptions.Key indexKey : indexOptions.getKeys()) {
                AttributeReference.Builder attRefBuilder = new AttributeReference.Builder();
                for (String key : indexKey.getKeys()) {
                    attRefBuilder.addObjectKey(key);
                }
                IndexType indexType = indexKey.getType();
                if (!KnownType.contains(indexType)) {
                    String note = "Bad index key pattern: Unknown index type '" + indexKey.getType().getName() + "'. Skipping index.";
                    LOGGER.info(note);
                    skipIndex = true;
                    break;
                }
                Optional<FieldIndexOrdering> ordering = indexType.accept(filedIndexOrderingConverterVisitor, null);
                if (!ordering.isPresent()) {
                    String note = "Index of type " + indexType.getName() + " is not supported. Skipping index.";
                    LOGGER.info(note);
                    skipIndex = true;
                    break;
                }
                fields.add(new IndexFieldInfo(attRefBuilder.build(), ordering.get().isAscending()));
            }
            if (skipIndex) {
                continue;
            }
            try {
                LOGGER.info("Creating index {} on collection {}.{}", req.getDatabase(), arg.getCollection(), indexOptions.getName());
                if (trans.createIndex(req.getDatabase(), arg.getCollection(), indexOptions.getName(), fields, indexOptions.isUnique())) {
                    indexesAfter++;
                }
            } catch (UnsupportedCompoundIndexException ex) {
                String note = "Compound indexes are not supported. Skipping index.";
                LOGGER.info(note);
                continue;
            } catch (UnsupportedUniqueIndexException ex) {
                String note = "Unique index with keys on distinct subdocuments is not supported. Skipping index.";
                LOGGER.info(note);
                continue;
            }
        }
        String note = null;
        if (indexesAfter == indexesBefore) {
            note = "all indexes already exist";
        }
        return Status.ok(new CreateIndexesResult(indexesBefore, indexesAfter, note, createdCollectionAutomatically));
    } catch (UserException ex) {
        return Status.from(ErrorCode.COMMAND_FAILED, ex.getLocalizedMessage());
    }
}

Example 2 with IndexType

use of com.torodb.mongodb.commands.pojos.index.type.IndexType in project torodb by torodb.

the class CreateIndexesImplementation method apply.

@Override
public Status<CreateIndexesResult> apply(Request req, Command<? super CreateIndexesArgument, ? super CreateIndexesResult> command, CreateIndexesArgument arg, WriteMongodTransaction context) {
    int indexesBefore = (int) context.getTorodTransaction().getIndexesInfo(req.getDatabase(), arg.getCollection()).count();
    int indexesAfter = indexesBefore;
    try {
        boolean existsCollection = context.getTorodTransaction().existsCollection(req.getDatabase(), arg.getCollection());
        if (!existsCollection) {
            context.getTorodTransaction().createIndex(req.getDatabase(), arg.getCollection(), Constants.ID_INDEX, ImmutableList.<IndexFieldInfo>of(new IndexFieldInfo(new AttributeReference(Arrays.asList(new Key[] { new ObjectKey(Constants.ID) })), FieldIndexOrdering.ASC.isAscending())), true);
        }
        boolean createdCollectionAutomatically = !existsCollection;
        for (IndexOptions indexOptions : arg.getIndexesToCreate()) {
            if (indexOptions.getKeys().size() < 1) {
                return Status.from(ErrorCode.CANNOT_CREATE_INDEX, "Index keys cannot be empty.");
            }
            if (indexOptions.isBackground()) {
                throw new CommandFailed("createIndexes", "Building index in background is not supported right now");
            }
            if (indexOptions.isSparse()) {
                throw new CommandFailed("createIndexes", "Sparse index are not supported right now");
            }
            List<IndexFieldInfo> fields = new ArrayList<>(indexOptions.getKeys().size());
            for (IndexOptions.Key indexKey : indexOptions.getKeys()) {
                AttributeReference.Builder attRefBuilder = new AttributeReference.Builder();
                for (String key : indexKey.getKeys()) {
                    attRefBuilder.addObjectKey(key);
                }
                IndexType indexType = indexKey.getType();
                if (!KnownType.contains(indexType)) {
                    return Status.from(ErrorCode.CANNOT_CREATE_INDEX, "bad index key pattern: Unknown index plugin '" + indexKey.getType().getName() + "'");
                }
                Optional<FieldIndexOrdering> ordering = indexType.accept(filedIndexOrderingConverterVisitor, null);
                if (!ordering.isPresent()) {
                    throw new CommandFailed("createIndexes", "Index of type " + indexType.getName() + " is not supported right now");
                }
                fields.add(new IndexFieldInfo(attRefBuilder.build(), ordering.get().isAscending()));
            }
            if (context.getTorodTransaction().createIndex(req.getDatabase(), arg.getCollection(), indexOptions.getName(), fields, indexOptions.isUnique())) {
                indexesAfter++;
            }
        }
        String note = null;
        if (indexesAfter == indexesBefore) {
            note = "all indexes already exist";
        }
        return Status.ok(new CreateIndexesResult(indexesBefore, indexesAfter, note, createdCollectionAutomatically));
    } catch (UserException ex) {
        return Status.from(ErrorCode.COMMAND_FAILED, ex.getLocalizedMessage());
    } catch (CommandFailed ex) {
        return Status.from(ex);
    }
}

Example 3 with IndexType

use of com.torodb.mongodb.commands.pojos.index.type.IndexType in project torodb by torodb.

the class IndexOptions method unmarshllKeys.

public static List<Key> unmarshllKeys(BsonDocument keyDoc) {
    List<Key> keys = new ArrayList<>(keyDoc.size());
    for (Entry<?> entry : keyDoc) {
        List<String> key = PATH_SPLITER.splitToList(entry.getKey());
        IndexType value = null;
        for (KnownType knownType : KnownType.values()) {
            if (knownType.getIndexType().equalsToBsonValue(entry.getValue())) {
                value = knownType.getIndexType();
                break;
            }
        }
        if (value == null) {
            value = new UnknownIndexType(entry.getValue());
        }
        keys.add(new Key(key, value));
    }
    return keys;
}