from hazelcast.exception import HazelcastSerializationError
from hazelcast.util import enum
from hazelcast import six
FieldType = enum(
PORTABLE=0,
BYTE=1,
BOOLEAN=2,
CHAR=3,
SHORT=4,
INT=5,
LONG=6,
FLOAT=7,
DOUBLE=8,
UTF=9,
PORTABLE_ARRAY=10,
BYTE_ARRAY=11,
BOOLEAN_ARRAY=12,
CHAR_ARRAY=13,
SHORT_ARRAY=14,
INT_ARRAY=15,
LONG_ARRAY=16,
FLOAT_ARRAY=17,
DOUBLE_ARRAY=18,
UTF_ARRAY=19
)
class FieldDefinition(object):
def __init__(self, index, field_name, field_type, version, factory_id=0, class_id=0):
self.index = index
from hazelcast.exception import HazelcastSerializationError
from hazelcast.util import enum
FieldType = enum(
PORTABLE=0,
BYTE=1,
BOOLEAN=2,
CHAR=3,
SHORT=4,
INT=5,
LONG=6,
FLOAT=7,
DOUBLE=8,
UTF=9,
PORTABLE_ARRAY=10,
BYTE_ARRAY=11,
BOOLEAN_ARRAY=12,
CHAR_ARRAY=13,
SHORT_ARRAY=14,
INT_ARRAY=15,
LONG_ARRAY=16,
FLOAT_ARRAY=17,
DOUBLE_ARRAY=18,
UTF_ARRAY=19
)
class FieldDefinition(object):
def __init__(self, index, field_name, field_type, factory_id=0, class_id=0):
self.index = index
self.field_name = field_name
self.transaction = transaction
self._invocation_service = context.invocation_service
serialization_service = context.serialization_service
self._to_object = serialization_service.to_object
self._to_data = serialization_service.to_data
def _invoke(self, request, response_handler=_no_op_response_handler):
invocation = Invocation(request, connection=self.transaction.connection, response_handler=response_handler)
self._invocation_service.invoke(invocation)
return invocation.future
def __repr__(self):
return '%s(name="%s")' % (type(self).__name__, self.name)
ItemEventType = enum(added=1, removed=2)
EntryEventType = enum(added=1, removed=2, updated=4, evicted=8, expired=16, evict_all=32, clear_all=64, merged=128,
invalidation=256, loaded=512)
class ItemEvent(object):
"""
Map Item event.
"""
def __init__(self, name, item_data, event_type, member, to_object):
self.name = name
self._item_data = item_data
self.event_type = event_type
self.member = member
self._to_object = to_object
Default password of connected Hazelcast cluster """ PROPERTY_HEARTBEAT_INTERVAL = "hazelcast.client.heartbeat.interval" """ Configuration property for heartbeat interval in milliseconds. Client will send heartbeat to server by this value of interval unless other requests send to server """ PROPERTY_HEARTBEAT_TIMEOUT = "hazelcast.client.heartbeat.timeout" """ Configuration property for heartbeat timeout in milliseconds. If client cannot see any activity on a connection for this timeout value it will shutdown the connection """ INTEGER_TYPE = enum(VAR=0, BYTE=1, SHORT=2, INT=3, LONG=4, BIG_INT=5) """ Integer type options that can be used by serialization service. * VAR : variable size integer (this option can be problematic on static type clients like java or .NET) * BYTE: Python int will be interpreted as a single byte int * SHORT: Python int will be interpreted as a double byte int * INT: Python int will be interpreted as a four byte int * LONG: Python int will be interpreted as an eight byte int * BIG_INT: Python int will be interpreted as Java BigInteger. This option can handle python long values with "bit_length > 64" """ EVICTION_POLICY = enum(NONE=0, LRU=1, LFU=2, RANDOM=3) """ Near Cache eviction policy options
""" Hazelcast Client Configuration module contains configuration classes and various constants required to create a ClientConfig. """ import logging import os import re from hazelcast.serialization.api import StreamSerializer from hazelcast.util import validate_type, validate_serializer, enum, TimeUnit, check_not_none INTEGER_TYPE = enum(VAR=0, BYTE=1, SHORT=2, INT=3, LONG=4, BIG_INT=5) """ Integer type options that can be used by serialization service. * VAR : variable size integer (this option can be problematic on static type clients like java or .NET) * BYTE: Python int will be interpreted as a single byte int * SHORT: Python int will be interpreted as a double byte int * INT: Python int will be interpreted as a four byte int * LONG: Python int will be interpreted as an eight byte int * BIG_INT: Python int will be interpreted as Java BigInteger. This option can handle python long values with "bit_length > 64" """ EVICTION_POLICY = enum(NONE=0, LRU=1, LFU=2, RANDOM=3) """ Near Cache eviction policy options * NONE : No eviction * LRU : Least Recently Used items will be evicted * LFU : Least frequently Used items will be evicted * RANDOM : Items will be evicted randomly
import logging
import uuid
from hazelcast import six
from hazelcast.util import create_git_info, enum
LifecycleState = enum(
STARTING="STARTING",
STARTED="STARTED",
SHUTTING_DOWN="SHUTTING_DOWN",
SHUTDOWN="SHUTDOWN",
CONNECTED="CONNECTED",
DISCONNECTED="DISCONNECTED",
)
class LifecycleService(object):
"""
Lifecycle service for the Hazelcast client. Allows to determine
state of the client and add or remove lifecycle listeners.
"""
def __init__(self, internal_lifecycle_service):
self._service = internal_lifecycle_service
def is_running(self):
"""
Checks whether or not the instance is running.
:return: ``True``, if the client is active and running, ``False`` otherwise.
:rtype: bool
"""
self.name = name
def __repr__(self):
return "DistributedObjectInfo(serviceName=%s, name=%s)" % (
self.service_name, self.name)
def __hash__(self):
return hash((self.name, self.service_name))
def __eq__(self, other):
if isinstance(other, DistributedObjectInfo):
return self.name == other.name and self.service_name == other.service_name
return False
DistributedObjectEventType = enum(CREATED="CREATED", DESTROYED="DESTROYED")
"""
Type of the distributed object event.
* CREATED : DistributedObject is created.
* DESTROYED: DistributedObject is destroyed.
"""
class DistributedObjectEvent(object):
"""
Distributed Object Event
"""
def __init__(self, name, service_name, event_type, source):
self.name = name
self.service_name = service_name
import os from hazelcast.serialization.api import StreamSerializer from hazelcast.util import validate_type, validate_serializer, enum, TimeUnit DEFAULT_GROUP_NAME = "dev" """ Default group name of the connected Hazelcast cluster """ DEFAULT_GROUP_PASSWORD = "******" """ Default password of connected Hazelcast cluster """ INTEGER_TYPE = enum(VAR=0, BYTE=1, SHORT=2, INT=3, LONG=4, BIG_INT=5) """ Integer type options that can be used by serialization service. * VAR : variable size integer (this option can be problematic on static type clients like java or .NET) * BYTE: Python int will be interpreted as a single byte int * SHORT: Python int will be interpreted as a double byte int * INT: Python int will be interpreted as a four byte int * LONG: Python int will be interpreted as an eight byte int * BIG_INT: Python int will be interpreted as Java BigInteger. This option can handle python long values with "bit_length > 64" """ EVICTION_POLICY = enum(NONE=0, LRU=1, LFU=2, RANDOM=3) """ Near Cache eviction policy options
Default password of connected Hazelcast cluster """ PROPERTY_HEARTBEAT_INTERVAL = "hazelcast.client.heartbeat.interval" """ Configuration property for heartbeat interval in milliseconds. Client will send heartbeat to server by this value of interval unless other requests send to server """ PROPERTY_HEARTBEAT_TIMEOUT = "hazelcast.client.heartbeat.timeout" """ Configuration property for heartbeat timeout in milliseconds. If client cannot see any activity on a connection for this timeout value it will shutdown the connection """ INTEGER_TYPE = enum(VAR=0, BYTE=1, SHORT=2, INT=3, LONG=4, BIG_INT=5) """ Integer type options that can be used by serialization service. * VAR : variable size integer (this option can be problematic on static type clients like java or .NET) * BYTE: Python int will be interpreted as a single byte int * SHORT: Python int will be interpreted as a double byte int * INT: Python int will be interpreted as a four byte int * LONG: Python int will be interpreted as an eight byte int * BIG_INT: Python int will be interpreted as Java BigInteger. This option can handle python long values with "bit_length > 64" """ EVICTION_POLICY = enum(NONE=0, LRU=1, LFU=2, RANDOM=3) """ Near Cache eviction policy options
sleep_time = min(sleep_time,
self._cluster_connect_timeout - time_passed)
self.logger.warning(
"Unable to get live cluster connection, retry in %ds, attempt: %d, "
"cluster connect timeout: %ds, max backoff: %ds" %
(sleep_time, self._attempt, self._cluster_connect_timeout,
self._max_backoff),
extra=self._logger_extras)
time.sleep(sleep_time)
self._current_backoff = min(self._current_backoff * self._multiplier,
self._max_backoff)
return True
_AuthenticationStatus = enum(AUTHENTICATED=0,
CREDENTIALS_FAILED=1,
SERIALIZATION_VERSION_MISMATCH=2,
NOT_ALLOWED_IN_CLUSTER=3)
class ConnectionManager(object):
"""
ConnectionManager is responsible for managing :mod:`Connection` objects.
"""
logger = logging.getLogger("HazelcastClient.ConnectionManager")
def __init__(self, client, reactor, address_provider, lifecycle_service,
partition_service, cluster_service, invocation_service,
near_cache_manager, logger_extras):
self.live = False
self.active_connections = dict()
self.client_uuid = uuid.uuid4()
def __init__(self, name, transaction):
self.name = name
self.transaction = transaction
self._to_object = transaction.client.serialization_service.to_object
self._to_data = transaction.client.serialization_service.to_data
def _encode_invoke(self, codec, response_handler=default_response_handler, **kwargs):
request = codec.encode_request(name=self.name, txn_id=self.transaction.id, thread_id=thread_id(), **kwargs)
return self.transaction.client.invoker.invoke_on_connection(request, self.transaction.connection).continue_with(
response_handler, codec, self._to_object)
def __repr__(self):
return '%s(name="%s")' % (type(self).__name__, self.name)
ItemEventType = enum(added=1, removed=2)
EntryEventType = enum(added=1, removed=2, updated=4, evicted=8, evict_all=16, clear_all=32, merged=64, expired=128, invalidation=256)
class ItemEvent(object):
def __init__(self, name, item_data, event_type, member, to_object):
self.name = name
self._item_data = item_data
self.event_type = event_type
self.member = member
self._to_object = to_object
@property
def item(self):
return self._to_object(self._item_data)
""" Configuration module """
from hazelcast.serialization.api import StreamSerializer
from hazelcast.util import validate_type, validate_serializer, enum
DEFAULT_GROUP_NAME = "dev"
DEFAULT_GROUP_PASSWORD = "******"
PROPERTY_HEARTBEAT_INTERVAL = "hazelcast.client.heartbeat.interval"
PROPERTY_HEARTBEAT_TIMEOUT = "hazelcast.client.heartbeat.timeout"
INTEGER_TYPE = enum(VAR=0, BYTE=1, SHORT=2, INT=3, LONG=4, BIG_INT=5)
class ClientConfig(object):
def __init__(self):
self.properties = {}
self.group_config = GroupConfig()
self.network_config = ClientNetworkConfig()
self.load_balancer = None
self.membership_listeners = []
self.lifecycle_listeners = []
# self.near_cache_configs = {} TODO
# self.reliable_topic_configs = {} TODO
self.serialization_config = SerializationConfig()
def get_property_or_default(self, key, default):
try:
return self.properties[key]
except KeyError:
return default
def __init__(self, name, transaction):
self.name = name
self.transaction = transaction
self._to_object = transaction.client.serializer.to_object
self._to_data = transaction.client.serializer.to_data
def _encode_invoke(self, codec, response_handler=default_response_handler, **kwargs):
request = codec.encode_request(name=self.name, txn_id=self.transaction.id, thread_id=thread_id(), **kwargs)
return self.transaction.client.invoker.invoke_on_connection(request, self.transaction.connection).continue_with(
response_handler, codec, self._to_object)
def __repr__(self):
return '%s(name="%s")' % (type(self).__name__, self.name)
ItemEventType = enum(added=1, removed=2)
EntryEventType = enum(added=1,
removed=1 << 1,
updated=1 << 2,
evicted=1 << 3,
evict_all=1 << 4,
clear_all=1 << 5,
merged=1 << 6,
expired=1 << 7)
class ItemEvent(object):
def __init__(self, name, item_data, event_type, member, to_object):
self.name = name
self._item_data = item_data
self.event_type = event_type