Examples with TemporaryStorageException com.thinkaurelius.titan.diskstorage.TemporaryStorageException used on opensource projects

Example 1 with TemporaryStorageException

use of com.thinkaurelius.titan.diskstorage.TemporaryStorageException in project titan by thinkaurelius.

the class AstyanaxStoreManager method ensureKeyspaceExists.

private void ensureKeyspaceExists(Cluster cl) throws StorageException {
    KeyspaceDefinition ksDef;
    try {
        ksDef = cl.describeKeyspace(keySpaceName);
        if (null != ksDef && ksDef.getName().equals(keySpaceName)) {
            log.debug("Found keyspace {}", keySpaceName);
            return;
        }
    } catch (ConnectionException e) {
        log.debug("Failed to describe keyspace {}", keySpaceName);
    }
    log.debug("Creating keyspace {}...", keySpaceName);
    try {
        Map<String, String> stratops = ImmutableMap.of("replication_factor", String.valueOf(replicationFactor));
        ksDef = cl.makeKeyspaceDefinition().setName(keySpaceName).setStrategyClass("org.apache.cassandra.locator.SimpleStrategy").setStrategyOptions(stratops);
        cl.addKeyspace(ksDef);
        log.debug("Created keyspace {}", keySpaceName);
    } catch (ConnectionException e) {
        log.debug("Failed to create keyspace {}", keySpaceName);
        throw new TemporaryStorageException(e);
    }
}

Example 2 with TemporaryStorageException

use of com.thinkaurelius.titan.diskstorage.TemporaryStorageException in project titan by thinkaurelius.

the class LuceneIndex method mutate.

@Override
public void mutate(Map<String, Map<String, IndexMutation>> mutations, KeyInformation.IndexRetriever informations, TransactionHandle tx) throws StorageException {
    Transaction ltx = (Transaction) tx;
    writerLock.lock();
    try {
        for (Map.Entry<String, Map<String, IndexMutation>> stores : mutations.entrySet()) {
            mutateStores(stores, informations);
        }
        ltx.postCommit();
    } catch (IOException e) {
        throw new TemporaryStorageException("Could not update Lucene index", e);
    } finally {
        writerLock.unlock();
    }
}

Example 3 with TemporaryStorageException

use of com.thinkaurelius.titan.diskstorage.TemporaryStorageException in project titan by thinkaurelius.

the class LuceneIndex method query.

@Override
public List<String> query(IndexQuery query, KeyInformation.IndexRetriever informations, TransactionHandle tx) throws StorageException {
    // Construct query
    Filter q = convertQuery(query.getCondition(), informations.get(query.getStore()));
    try {
        IndexSearcher searcher = ((Transaction) tx).getSearcher(query.getStore());
        // Index does not yet exist
        if (searcher == null)
            return ImmutableList.of();
        long time = System.currentTimeMillis();
        TopDocs docs = searcher.search(new MatchAllDocsQuery(), q, query.hasLimit() ? query.getLimit() : Integer.MAX_VALUE - 1, getSortOrder(query));
        log.debug("Executed query [{}] in {} ms", q, System.currentTimeMillis() - time);
        List<String> result = new ArrayList<String>(docs.scoreDocs.length);
        for (int i = 0; i < docs.scoreDocs.length; i++) {
            result.add(searcher.doc(docs.scoreDocs[i].doc).getField(DOCID).stringValue());
        }
        return result;
    } catch (IOException e) {
        throw new TemporaryStorageException("Could not execute Lucene query", e);
    }
}

Example 4 with TemporaryStorageException

use of com.thinkaurelius.titan.diskstorage.TemporaryStorageException in project titan by thinkaurelius.

the class HBaseStoreManager method ensureTableExists.

private HTableDescriptor ensureTableExists(String tableName) throws StorageException {
    HBaseAdmin adm = getAdminInterface();
    HTableDescriptor desc;
    try {
        // Create our table, if necessary
        if (adm.tableExists(tableName)) {
            desc = adm.getTableDescriptor(tableName.getBytes());
        } else {
            desc = new HTableDescriptor(tableName);
            adm.createTable(desc);
        }
    } catch (IOException e) {
        throw new TemporaryStorageException(e);
    }
    return desc;
}

Example 5 with TemporaryStorageException

use of com.thinkaurelius.titan.diskstorage.TemporaryStorageException in project titan by thinkaurelius.

the class CassandraThriftStoreManager method ensureColumnFamilyExists.

private void ensureColumnFamilyExists(String ksName, String cfName, String comparator) throws StorageException {
    CTConnection conn = null;
    try {
        KsDef keyspaceDef = ensureKeyspaceExists(ksName);
        conn = pool.borrowObject(ksName);
        Cassandra.Client client = conn.getClient();
        log.debug("Looking up metadata on keyspace {}...", ksName);
        boolean foundColumnFamily = false;
        for (CfDef cfDef : keyspaceDef.getCf_defs()) {
            String curCfName = cfDef.getName();
            if (curCfName.equals(cfName))
                foundColumnFamily = true;
        }
        if (!foundColumnFamily) {
            createColumnFamily(client, ksName, cfName, comparator);
        } else {
            log.debug("Keyspace {} and ColumnFamily {} were found.", ksName, cfName);
        }
    } catch (SchemaDisagreementException e) {
        throw new TemporaryStorageException(e);
    } catch (Exception e) {
        throw new PermanentStorageException(e);
    } finally {
        pool.returnObjectUnsafe(ksName, conn);
    }
}