Examples with Database com.sleepycat.je.Database used on opensource projects

Example 21 with Database

use of com.sleepycat.je.Database in project qpid-broker-j by apache.

the class UpgradeFrom7To8 method performUpgrade.

@Override
public void performUpgrade(Environment environment, UpgradeInteractionHandler handler, ConfiguredObject<?> parent) {
    reportStarting(environment, 7);
    DatabaseConfig dbConfig = new DatabaseConfig();
    dbConfig.setTransactional(true);
    dbConfig.setAllowCreate(true);
    Database hierarchyDb = environment.openDatabase(null, "CONFIGURED_OBJECT_HIERARCHY", dbConfig);
    Database configuredObjectsDb = environment.openDatabase(null, "CONFIGURED_OBJECTS", dbConfig);
    Database configVersionDb = environment.openDatabase(null, "CONFIG_VERSION", dbConfig);
    Database messageMetadataDb = environment.openDatabase(null, "MESSAGE_METADATA", dbConfig);
    Database messageMetadataSeqDb = environment.openDatabase(null, "MESSAGE_METADATA.SEQ", dbConfig);
    long maxMessageId = getMaximumMessageId(messageMetadataDb);
    createMessageMetadataSequence(messageMetadataSeqDb, maxMessageId);
    Cursor objectsCursor = null;
    String stringifiedConfigVersion = BrokerModel.MODEL_VERSION;
    int configVersion = getConfigVersion(configVersionDb);
    if (configVersion > -1) {
        stringifiedConfigVersion = "0." + configVersion;
    }
    configVersionDb.close();
    String virtualHostName = parent.getName();
    Map<String, Object> virtualHostAttributes = new HashMap<String, Object>();
    virtualHostAttributes.put("modelVersion", stringifiedConfigVersion);
    virtualHostAttributes.put("name", virtualHostName);
    UUID virtualHostId = UUIDGenerator.generateVhostUUID(virtualHostName);
    ConfiguredObjectRecord virtualHostRecord = new org.apache.qpid.server.store.ConfiguredObjectRecordImpl(virtualHostId, "VirtualHost", virtualHostAttributes);
    Transaction txn = environment.beginTransaction(null, null);
    try {
        objectsCursor = configuredObjectsDb.openCursor(txn, null);
        DatabaseEntry key = new DatabaseEntry();
        DatabaseEntry value = new DatabaseEntry();
        ObjectMapper mapper = new ObjectMapper();
        while (objectsCursor.getNext(key, value, LockMode.RMW) == OperationStatus.SUCCESS) {
            UUID id = UUIDTupleBinding.getInstance().entryToObject(key);
            TupleInput input = TupleBinding.entryToInput(value);
            String type = input.readString();
            String json = input.readString();
            Map<String, Object> attributes = null;
            try {
                attributes = mapper.readValue(json, MAP_TYPE_REFERENCE);
            } catch (Exception e) {
                throw new StoreException(e);
            }
            String name = (String) attributes.get("name");
            if (type.equals("Exchange")) {
                _defaultExchanges.remove(name);
            }
            if (!type.endsWith("Binding")) {
                storeVirtualHostHierarchyRecord(hierarchyDb, txn, id, virtualHostId);
            } else {
                try {
                    DatabaseEntry hierarchyKey = new DatabaseEntry();
                    DatabaseEntry hierarchyValue = new DatabaseEntry();
                    Object queueIdString = attributes.remove("queue");
                    if (queueIdString instanceof String) {
                        UUID queueId = UUID.fromString(queueIdString.toString());
                        UUIDTupleBinding.getInstance().objectToEntry(queueId, hierarchyValue);
                        TupleOutput tupleOutput = new TupleOutput();
                        tupleOutput.writeLong(id.getMostSignificantBits());
                        tupleOutput.writeLong(id.getLeastSignificantBits());
                        tupleOutput.writeString("Queue");
                        TupleBinding.outputToEntry(tupleOutput, hierarchyKey);
                        hierarchyDb.put(txn, hierarchyKey, hierarchyValue);
                    }
                    Object exchangeIdString = attributes.remove("exchange");
                    if (exchangeIdString instanceof String) {
                        UUID exchangeId = UUID.fromString(exchangeIdString.toString());
                        UUIDTupleBinding.getInstance().objectToEntry(exchangeId, hierarchyValue);
                        TupleOutput tupleOutput = new TupleOutput();
                        tupleOutput.writeLong(id.getMostSignificantBits());
                        tupleOutput.writeLong(id.getLeastSignificantBits());
                        tupleOutput.writeString("Exchange");
                        TupleBinding.outputToEntry(tupleOutput, hierarchyKey);
                        hierarchyDb.put(txn, hierarchyKey, hierarchyValue);
                    }
                    TupleOutput tupleOutput = new TupleOutput();
                    tupleOutput.writeString(type);
                    StringWriter writer = new StringWriter();
                    mapper.writeValue(writer, attributes);
                    tupleOutput.writeString(writer.getBuffer().toString());
                    TupleBinding.outputToEntry(tupleOutput, value);
                    objectsCursor.putCurrent(value);
                } catch (IOException e) {
                    throw new StoreException(e);
                }
            }
        }
    } finally {
        if (objectsCursor != null) {
            objectsCursor.close();
        }
    }
    storeConfiguredObjectEntry(configuredObjectsDb, txn, virtualHostRecord);
    for (Map.Entry<String, String> defaultExchangeEntry : _defaultExchanges.entrySet()) {
        UUID id = UUIDGenerator.generateExchangeUUID(defaultExchangeEntry.getKey(), virtualHostName);
        Map<String, Object> exchangeAttributes = new HashMap<String, Object>();
        exchangeAttributes.put("name", defaultExchangeEntry.getKey());
        exchangeAttributes.put("type", defaultExchangeEntry.getValue());
        exchangeAttributes.put("lifetimePolicy", "PERMANENT");
        ConfiguredObjectRecord exchangeRecord = new org.apache.qpid.server.store.ConfiguredObjectRecordImpl(id, "Exchange", exchangeAttributes);
        storeConfiguredObjectEntry(configuredObjectsDb, txn, exchangeRecord);
        storeVirtualHostHierarchyRecord(hierarchyDb, txn, id, virtualHostId);
    }
    txn.commit();
    hierarchyDb.close();
    configuredObjectsDb.close();
    messageMetadataDb.close();
    messageMetadataSeqDb.close();
    reportFinished(environment, 8);
}

Example 22 with Database

use of com.sleepycat.je.Database in project qpid-broker-j by apache.

the class UpgradeFrom5To6Test method populateOldXidEntries.

private void populateOldXidEntries(Environment environment) {
    final DatabaseEntry value = new DatabaseEntry();
    OldRecordImpl[] enqueues = { new OldRecordImpl("TEST1", 1) };
    OldRecordImpl[] dequeues = { new OldRecordImpl("TEST2", 2) };
    OldPreparedTransaction oldPreparedTransaction = new OldPreparedTransaction(enqueues, dequeues);
    OldPreparedTransactionBinding oldPreparedTransactionBinding = new OldPreparedTransactionBinding();
    oldPreparedTransactionBinding.objectToEntry(oldPreparedTransaction, value);
    final DatabaseEntry key = getXidKey();
    new DatabaseTemplate(environment, OLD_XID_DB_NAME, null).run(new DatabaseRunnable() {

        @Override
        public void run(Database xidDatabase, Database nullDatabase, Transaction transaction) {
            xidDatabase.put(null, key, value);
        }
    });
}

Example 23 with Database

use of com.sleepycat.je.Database in project qpid-broker-j by apache.

the class UpgraderTest method getStoreVersion.

private int getStoreVersion(Environment environment) {
    DatabaseConfig dbConfig = new DatabaseConfig();
    dbConfig.setTransactional(true);
    dbConfig.setAllowCreate(true);
    int storeVersion = -1;
    try (Database versionDb = environment.openDatabase(null, Upgrader.VERSION_DB_NAME, dbConfig);
        Cursor cursor = versionDb.openCursor(null, null)) {
        DatabaseEntry key = new DatabaseEntry();
        DatabaseEntry value = new DatabaseEntry();
        while (cursor.getNext(key, value, null) == OperationStatus.SUCCESS) {
            int version = IntegerBinding.entryToInt(key);
            if (storeVersion < version) {
                storeVersion = version;
            }
        }
    }
    return storeVersion;
}

Example 24 with Database

use of com.sleepycat.je.Database in project qpid-broker-j by apache.

the class StandardEnvironmentFacadeTest method testOpenDatabaseReusesCachedHandle.

@Test
public void testOpenDatabaseReusesCachedHandle() throws Exception {
    DatabaseConfig createIfAbsentDbConfig = DatabaseConfig.DEFAULT.setAllowCreate(true);
    EnvironmentFacade ef = createEnvironmentFacade();
    Database handle1 = ef.openDatabase("myDatabase", createIfAbsentDbConfig);
    assertNotNull(handle1);
    Database handle2 = ef.openDatabase("myDatabase", createIfAbsentDbConfig);
    assertSame("Database handle should be cached", handle1, handle2);
    ef.closeDatabase("myDatabase");
    Database handle3 = ef.openDatabase("myDatabase", createIfAbsentDbConfig);
    assertNotSame("Expecting a new handle after database closure", handle1, handle3);
}

Example 25 with Database

use of com.sleepycat.je.Database in project qpid-broker-j by apache.

the class StandardEnvironmentFacade method openDatabase.

@Override
public Database openDatabase(String name, DatabaseConfig databaseConfig) {
    Database cachedHandle = _cachedDatabases.get(name);
    if (cachedHandle == null) {
        Database handle = getEnvironment().openDatabase(null, name, databaseConfig);
        Database existingHandle = _cachedDatabases.putIfAbsent(name, handle);
        if (existingHandle == null) {
            cachedHandle = handle;
        } else {
            cachedHandle = existingHandle;
            handle.close();
        }
    }
    return cachedHandle;
}