com.netflix.astyanax.connectionpool.impl
Class ConnectionPoolConfigurationImpl

java.lang.Object
  com.netflix.astyanax.connectionpool.impl.ConnectionPoolConfigurationImpl

All Implemented Interfaces:

ConnectionPoolConfiguration

public class ConnectionPoolConfigurationImpl
extends java.lang.Object
implements ConnectionPoolConfiguration

Basic impl for ConnectionPoolConfiguration that uses a bunch of defaults for al the connection pool config.

Field Summary

static BadHostDetector	DEFAULT_BAD_HOST_DETECTOR
static int	DEFAULT_BLOCKED_THREAD_THRESHOLD
static int	DEFAULT_CONNECT_TIMEOUT
static int	DEFAULT_CONNECTION_LIMITER_MAX_PENDING_COUNT
static int	DEFAULT_CONNECTION_LIMITER_WINDOW_SIZE
static int	DEFAULT_FAILOVER_COUNT
static int	DEFAULT_INIT_PER_PARTITION
static float	DEFAULT_LATENCY_AWARE_BADNESS_THRESHOLD
static int	DEFAULT_LATENCY_AWARE_RESET_INTERVAL
static float	DEFAULT_LATENCY_AWARE_SENTINEL_COMPARE
static int	DEFAULT_LATENCY_AWARE_UPDATE_INTERVAL
static int	DEFAULT_LATENCY_AWARE_WINDOW_SIZE
static int	DEFAULT_MAX_ACTIVE_PER_PARTITION
static int	DEFAULT_MAX_BLOCKED_THREADS_PER_HOST
static int	DEFAULT_MAX_CONNS
static int	DEFAULT_MAX_OPERATIONS_PER_CONNECTION
static int	DEFAULT_MAX_PENDING_CONNECTIONS_PER_HOST
static int	DEFAULT_MAX_TIME_WHEN_EXHAUSTED Default values
static int	DEFAULT_MAX_TIMEOUT_COUNT
static float	DEFAULT_MIN_HOST_IN_POOL_RATIO
static int	DEFAULT_PORT
static int	DEFAULT_RETRY_DELAY_SLICE
static int	DEFAULT_RETRY_MAX_DELAY_SLICE
static int	DEFAULT_RETRY_SUSPEND_WINDOW
static int	DEFAULT_SOCKET_TIMEOUT
static int	DEFAULT_TIMEOUT_WINDOW

Constructor Summary

ConnectionPoolConfigurationImpl(java.lang.String name)

Method Summary

AuthenticationCredentials	getAuthenticationCredentials()
BadHostDetector	getBadHostDetector() TODO
int	getBlockedThreadThreshold()
int	getConnectionLimiterMaxPendingCount()
int	getConnectionLimiterWindowSize()
int	getConnectTimeout()
java.util.concurrent.ScheduledExecutorService	getHostReconnectExecutor()
HostSelectorStrategy	getHostSelectorStrategy()
int	getInitConnsPerHost()
float	getLatencyAwareBadnessThreshold()
int	getLatencyAwareResetInterval() TODO
float	getLatencyAwareSentinelCompare()
int	getLatencyAwareUpdateInterval() TODO
int	getLatencyAwareWindowSize()
LatencyScoreStrategy	getLatencyScoreStrategy() TODO
java.lang.String	getLocalDatacenter() Returns local datacenter name
java.util.concurrent.ScheduledExecutorService	getMaintainanceScheduler()
int	getMaxBlockedThreadsPerHost()
int	getMaxConns()
int	getMaxConnsPerHost()
int	getMaxFailoverCount()
int	getMaxOperationsPerConnection()
int	getMaxPendingConnectionsPerHost()
int	getMaxTimeoutCount()
int	getMaxTimeoutWhenExhausted()
float	getMinHostInPoolRatio()
java.lang.String	getName()
OperationFilterFactory	getOperationFilterFactory()
Partitioner	getPartitioner()
int	getPort()
RetryBackoffStrategy	getRetryBackoffStrategy()
int	getRetryDelaySlice() TODO
int	getRetryMaxDelaySlice() TODO
int	getRetrySuspendWindow() TODO
java.util.List<Host>	getSeedHosts()
java.lang.String	getSeeds()
int	getSocketTimeout()
SSLConnectionContext	getSSLConnectionContext()
int	getTimeoutWindow()
void	initialize() Initialization prior to starting the connection pool
ConnectionPoolConfigurationImpl	setAuthenticationCredentials(AuthenticationCredentials credentials)
ConnectionPoolConfigurationImpl	setBadHostDetector(BadHostDetector badHostDetector)
ConnectionPoolConfigurationImpl	setBlockedThreadThreshold(int threshold)
ConnectionPoolConfigurationImpl	setConnectionLimiterMaxPendingCount(int connectionLimiterMaxPendingCount)
ConnectionPoolConfigurationImpl	setConnectionLimiterWindowSize(int pendingConnectionWindowSize)
ConnectionPoolConfigurationImpl	setConnectTimeout(int connectTimeout)
ConnectionPoolConfigurationImpl	setHostReconnectExecutor(java.util.concurrent.ScheduledExecutorService executor)
ConnectionPoolConfigurationImpl	setHostSelectorStrategy(HostSelectorStrategy hostSelectorStrategy)
ConnectionPoolConfigurationImpl	setInitConnsPerHost(int initConns)
ConnectionPoolConfigurationImpl	setLatencyAwareBadnessThreshold(float threshold)
ConnectionPoolConfigurationImpl	setLatencyAwareResetInterval(int latencyAwareResetInterval)
ConnectionPoolConfigurationImpl	setLatencyAwareSentinelCompare(float latencyAwareSentinelCompare)
ConnectionPoolConfigurationImpl	setLatencyAwareUpdateInterval(int latencyAwareUpdateInterval)
ConnectionPoolConfigurationImpl	setLatencyAwareWindowSize(int latencyAwareWindowSize)
ConnectionPoolConfigurationImpl	setLatencyScoreStrategy(LatencyScoreStrategy latencyScoreStrategy)
ConnectionPoolConfigurationImpl	setLocalDatacenter(java.lang.String localDatacenter)
ConnectionPoolConfigurationImpl	setMaintainanceScheduler(java.util.concurrent.ScheduledExecutorService executor)
ConnectionPoolConfigurationImpl	setMaxBlockedThreadsPerHost(int maxBlockedThreadsPerHost)
ConnectionPoolConfigurationImpl	setMaxConns(int maxConns)
ConnectionPoolConfigurationImpl	setMaxConnsPerHost(int maxConns)
ConnectionPoolConfigurationImpl	setMaxFailoverCount(int maxFailoverCount)
ConnectionPoolConfigurationImpl	setMaxOperationsPerConnection(int maxOperationsPerConnection)
ConnectionPoolConfigurationImpl	setMaxPendingConnectionsPerHost(int maxPendingConnectionsPerHost)
ConnectionPoolConfigurationImpl	setMaxTimeoutCount(int maxTimeoutCount)
ConnectionPoolConfigurationImpl	setMaxTimeoutWhenExhausted(int timeout)
ConnectionPoolConfigurationImpl	setMinHostInPoolRatio(float ratio)
ConnectionPoolConfigurationImpl	setOperationFilterFactory(OperationFilterFactory filterFactory)
ConnectionPoolConfigurationImpl	setPartitioner(Partitioner partitioner)
ConnectionPoolConfigurationImpl	setPort(int port)
ConnectionPoolConfigurationImpl	setRetryBackoffStrategy(RetryBackoffStrategy hostRetryBackoffStrategy)
ConnectionPoolConfigurationImpl	setRetryDelaySlice(int retryDelaySlice)
ConnectionPoolConfigurationImpl	setRetryMaxDelaySlice(int retryMaxDelaySlice)
ConnectionPoolConfigurationImpl	setRetrySuspendWindow(int retrySuspendWindow)
ConnectionPoolConfigurationImpl	setSeeds(java.lang.String seeds)
ConnectionPoolConfigurationImpl	setSocketTimeout(int socketTimeout)
ConnectionPoolConfigurationImpl	setSSLConnectionContext(SSLConnectionContext sslCtx)
ConnectionPoolConfigurationImpl	setTimeoutWindow(int timeoutWindow)
void	shutdown() Shutdown after stopping the connection pool
java.lang.String	toString()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

DEFAULT_MAX_TIME_WHEN_EXHAUSTED

public static final int DEFAULT_MAX_TIME_WHEN_EXHAUSTED

Default values

See Also:

Constant Field Values

DEFAULT_SOCKET_TIMEOUT

public static final int DEFAULT_SOCKET_TIMEOUT

See Also:

Constant Field Values

DEFAULT_CONNECT_TIMEOUT

public static final int DEFAULT_CONNECT_TIMEOUT

See Also:

Constant Field Values

DEFAULT_MAX_ACTIVE_PER_PARTITION

public static final int DEFAULT_MAX_ACTIVE_PER_PARTITION

See Also:

Constant Field Values

DEFAULT_INIT_PER_PARTITION

public static final int DEFAULT_INIT_PER_PARTITION

See Also:

Constant Field Values

DEFAULT_PORT

public static final int DEFAULT_PORT

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Constant Field Values

DEFAULT_FAILOVER_COUNT

public static final int DEFAULT_FAILOVER_COUNT

See Also:

Constant Field Values

DEFAULT_MAX_CONNS

public static final int DEFAULT_MAX_CONNS

See Also:

Constant Field Values

DEFAULT_LATENCY_AWARE_WINDOW_SIZE

public static final int DEFAULT_LATENCY_AWARE_WINDOW_SIZE

See Also:

Constant Field Values

DEFAULT_LATENCY_AWARE_SENTINEL_COMPARE

public static final float DEFAULT_LATENCY_AWARE_SENTINEL_COMPARE

See Also:

Constant Field Values

DEFAULT_LATENCY_AWARE_UPDATE_INTERVAL

public static final int DEFAULT_LATENCY_AWARE_UPDATE_INTERVAL

See Also:

Constant Field Values

DEFAULT_LATENCY_AWARE_RESET_INTERVAL

public static final int DEFAULT_LATENCY_AWARE_RESET_INTERVAL

See Also:

Constant Field Values

DEFAULT_LATENCY_AWARE_BADNESS_THRESHOLD

public static final float DEFAULT_LATENCY_AWARE_BADNESS_THRESHOLD

See Also:

Constant Field Values

DEFAULT_CONNECTION_LIMITER_WINDOW_SIZE

public static final int DEFAULT_CONNECTION_LIMITER_WINDOW_SIZE

See Also:

Constant Field Values

DEFAULT_CONNECTION_LIMITER_MAX_PENDING_COUNT

public static final int DEFAULT_CONNECTION_LIMITER_MAX_PENDING_COUNT

See Also:

Constant Field Values

DEFAULT_MAX_PENDING_CONNECTIONS_PER_HOST

public static final int DEFAULT_MAX_PENDING_CONNECTIONS_PER_HOST

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Constant Field Values

DEFAULT_MAX_BLOCKED_THREADS_PER_HOST

public static final int DEFAULT_MAX_BLOCKED_THREADS_PER_HOST

See Also:

Constant Field Values

DEFAULT_MAX_TIMEOUT_COUNT

public static final int DEFAULT_MAX_TIMEOUT_COUNT

See Also:

Constant Field Values

DEFAULT_TIMEOUT_WINDOW

public static final int DEFAULT_TIMEOUT_WINDOW

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Constant Field Values

DEFAULT_RETRY_SUSPEND_WINDOW

public static final int DEFAULT_RETRY_SUSPEND_WINDOW

See Also:

Constant Field Values

DEFAULT_RETRY_DELAY_SLICE

public static final int DEFAULT_RETRY_DELAY_SLICE

See Also:

Constant Field Values

DEFAULT_RETRY_MAX_DELAY_SLICE

public static final int DEFAULT_RETRY_MAX_DELAY_SLICE

See Also:

Constant Field Values

DEFAULT_MAX_OPERATIONS_PER_CONNECTION

public static final int DEFAULT_MAX_OPERATIONS_PER_CONNECTION

See Also:

Constant Field Values

DEFAULT_MIN_HOST_IN_POOL_RATIO

public static final float DEFAULT_MIN_HOST_IN_POOL_RATIO

See Also:

Constant Field Values

DEFAULT_BLOCKED_THREAD_THRESHOLD

public static final int DEFAULT_BLOCKED_THREAD_THRESHOLD

See Also:

Constant Field Values

DEFAULT_BAD_HOST_DETECTOR

public static final BadHostDetector DEFAULT_BAD_HOST_DETECTOR

Constructor Detail

ConnectionPoolConfigurationImpl

public ConnectionPoolConfigurationImpl(java.lang.String name)

Method Detail

initialize

public void initialize()

Description copied from interface: ConnectionPoolConfiguration

Initialization prior to starting the connection pool

Specified by:

initialize in interface ConnectionPoolConfiguration

shutdown

public void shutdown()

Description copied from interface: ConnectionPoolConfiguration

Shutdown after stopping the connection pool

Specified by:

shutdown in interface ConnectionPoolConfiguration

getName

public java.lang.String getName()

Specified by:

getName in interface ConnectionPoolConfiguration

Returns:

Unique name assigned to this connection pool

getSocketTimeout

public int getSocketTimeout()

Specified by:

getSocketTimeout in interface ConnectionPoolConfiguration

Returns:

Socket read/write timeout

setSocketTimeout

public ConnectionPoolConfigurationImpl setSocketTimeout(int socketTimeout)

getConnectTimeout

public int getConnectTimeout()

Specified by:

getConnectTimeout in interface ConnectionPoolConfiguration

Returns:

Socket connect timeout

setConnectTimeout

public ConnectionPoolConfigurationImpl setConnectTimeout(int connectTimeout)

getSeeds

public java.lang.String getSeeds()

Specified by:

getSeeds in interface ConnectionPoolConfiguration

Returns:

List of comma delimited host:port combinations. If port is not provided then getPort() will be used by default. This list must contain at least one valid host other it would not be possible to do a ring describe.

setSeeds

public ConnectionPoolConfigurationImpl setSeeds(java.lang.String seeds)

getLocalDatacenter

public java.lang.String getLocalDatacenter()

Returns local datacenter name

Specified by:

getLocalDatacenter in interface ConnectionPoolConfiguration

Returns:

setLocalDatacenter

public ConnectionPoolConfigurationImpl setLocalDatacenter(java.lang.String localDatacenter)

getMaxTimeoutWhenExhausted

public int getMaxTimeoutWhenExhausted()

Specified by:

getMaxTimeoutWhenExhausted in interface ConnectionPoolConfiguration

Returns:

Maximum amount of time to wait for a connection to free up when a connection pool is exhausted.

setMaxTimeoutWhenExhausted

public ConnectionPoolConfigurationImpl setMaxTimeoutWhenExhausted(int timeout)

getPort

public int getPort()

Specified by:

getPort in interface ConnectionPoolConfiguration

Returns:

Data port to be used when no port is specified to a list of seeds or when doing a ring describe since the ring describe does not include a host

setPort

public ConnectionPoolConfigurationImpl setPort(int port)

getMaxConnsPerHost

public int getMaxConnsPerHost()

Specified by:

getMaxConnsPerHost in interface ConnectionPoolConfiguration

Returns:

Maximum number of connections to allocate for a single host's pool

setMaxConnsPerHost

public ConnectionPoolConfigurationImpl setMaxConnsPerHost(int maxConns)

getInitConnsPerHost

public int getInitConnsPerHost()

Specified by:

getInitConnsPerHost in interface ConnectionPoolConfiguration

Returns:

Initial number of connections created when a connection pool is started

setInitConnsPerHost

public ConnectionPoolConfigurationImpl setInitConnsPerHost(int initConns)

getRetryBackoffStrategy

public RetryBackoffStrategy getRetryBackoffStrategy()

Specified by:

getRetryBackoffStrategy in interface ConnectionPoolConfiguration

Returns:

Return the backoff strategy to use.

See Also:

RetryBackoffStrategy

setRetryBackoffStrategy

public ConnectionPoolConfigurationImpl setRetryBackoffStrategy(RetryBackoffStrategy hostRetryBackoffStrategy)

getHostSelectorStrategy

public HostSelectorStrategy getHostSelectorStrategy()

Specified by:

getHostSelectorStrategy in interface ConnectionPoolConfiguration

Returns:

Return the host selector strategy to use.

See Also:

HostSelectorStrategy

setHostSelectorStrategy

public ConnectionPoolConfigurationImpl setHostSelectorStrategy(HostSelectorStrategy hostSelectorStrategy)

getSeedHosts

public java.util.List<Host> getSeedHosts()

Specified by:

getSeedHosts in interface ConnectionPoolConfiguration

Returns:

Return a list of Host objects from the list of seeds returned by getSeeds(). This list must contain at least one valid host other it would not be possible to do a ring describe.

getMaxFailoverCount

public int getMaxFailoverCount()

Specified by:

getMaxFailoverCount in interface ConnectionPoolConfiguration

Returns:

Get the max number of failover attempts

setMaxFailoverCount

public ConnectionPoolConfigurationImpl setMaxFailoverCount(int maxFailoverCount)

getMaxConns

public int getMaxConns()

Specified by:

getMaxConns in interface ConnectionPoolConfiguration

Returns:

Maximum number of connections in the pool, not used by all connection pool implementations

setMaxConns

public ConnectionPoolConfigurationImpl setMaxConns(int maxConns)

getLatencyAwareWindowSize

public int getLatencyAwareWindowSize()

Specified by:

getLatencyAwareWindowSize in interface ConnectionPoolConfiguration

Returns:

Latency samples window size for scoring algorithm

setLatencyAwareWindowSize

public ConnectionPoolConfigurationImpl setLatencyAwareWindowSize(int latencyAwareWindowSize)

getLatencyAwareSentinelCompare

public float getLatencyAwareSentinelCompare()

Specified by:

getLatencyAwareSentinelCompare in interface ConnectionPoolConfiguration

Returns:

Sentinel compare value for Phi Accrual

setLatencyAwareSentinelCompare

public ConnectionPoolConfigurationImpl setLatencyAwareSentinelCompare(float latencyAwareSentinelCompare)

getLatencyAwareBadnessThreshold

public float getLatencyAwareBadnessThreshold()

Specified by:

getLatencyAwareBadnessThreshold in interface ConnectionPoolConfiguration

Returns:

Return the threshold after which a host will not be considered good enough for executing operations.

setLatencyAwareBadnessThreshold

public ConnectionPoolConfigurationImpl setLatencyAwareBadnessThreshold(float threshold)

getConnectionLimiterWindowSize

public int getConnectionLimiterWindowSize()

Specified by:

getConnectionLimiterWindowSize in interface ConnectionPoolConfiguration

Returns:

Window size for limiting the number of connection open requests

setConnectionLimiterWindowSize

public ConnectionPoolConfigurationImpl setConnectionLimiterWindowSize(int pendingConnectionWindowSize)

getConnectionLimiterMaxPendingCount

public int getConnectionLimiterMaxPendingCount()

Specified by:

getConnectionLimiterMaxPendingCount in interface ConnectionPoolConfiguration

Returns:

Maximum number of connection attempts in a given window

setConnectionLimiterMaxPendingCount

public ConnectionPoolConfigurationImpl setConnectionLimiterMaxPendingCount(int connectionLimiterMaxPendingCount)

getMaxPendingConnectionsPerHost

public int getMaxPendingConnectionsPerHost()

Specified by:

getMaxPendingConnectionsPerHost in interface ConnectionPoolConfiguration

Returns:

Maximum number of pending connect attempts per host

setMaxPendingConnectionsPerHost

public ConnectionPoolConfigurationImpl setMaxPendingConnectionsPerHost(int maxPendingConnectionsPerHost)

getMaxBlockedThreadsPerHost

public int getMaxBlockedThreadsPerHost()

Specified by:

getMaxBlockedThreadsPerHost in interface ConnectionPoolConfiguration

Returns:

Get max number of blocked clients for a host.

setMaxBlockedThreadsPerHost

public ConnectionPoolConfigurationImpl setMaxBlockedThreadsPerHost(int maxBlockedThreadsPerHost)

getTimeoutWindow

public int getTimeoutWindow()

Specified by:

getTimeoutWindow in interface ConnectionPoolConfiguration

Returns:

Shut down a host if it times out too many time within this window

setTimeoutWindow

public ConnectionPoolConfigurationImpl setTimeoutWindow(int timeoutWindow)

getMaxTimeoutCount

public int getMaxTimeoutCount()

Specified by:

getMaxTimeoutCount in interface ConnectionPoolConfiguration

Returns:

Number of allowed timeouts within getTimeoutWindow() milliseconds

setMaxTimeoutCount

public ConnectionPoolConfigurationImpl setMaxTimeoutCount(int maxTimeoutCount)

getLatencyAwareUpdateInterval

public int getLatencyAwareUpdateInterval()

Description copied from interface: ConnectionPoolConfiguration

TODO

Specified by:

getLatencyAwareUpdateInterval in interface ConnectionPoolConfiguration

setLatencyAwareUpdateInterval

public ConnectionPoolConfigurationImpl setLatencyAwareUpdateInterval(int latencyAwareUpdateInterval)

getLatencyAwareResetInterval

public int getLatencyAwareResetInterval()

Description copied from interface: ConnectionPoolConfiguration

TODO

Specified by:

getLatencyAwareResetInterval in interface ConnectionPoolConfiguration

setLatencyAwareResetInterval

public ConnectionPoolConfigurationImpl setLatencyAwareResetInterval(int latencyAwareResetInterval)

getRetrySuspendWindow

public int getRetrySuspendWindow()

Description copied from interface: ConnectionPoolConfiguration

TODO

Specified by:

getRetrySuspendWindow in interface ConnectionPoolConfiguration

setRetrySuspendWindow

public ConnectionPoolConfigurationImpl setRetrySuspendWindow(int retrySuspendWindow)

getMaxOperationsPerConnection

public int getMaxOperationsPerConnection()

Specified by:

getMaxOperationsPerConnection in interface ConnectionPoolConfiguration

Returns:

Maximum allowed operations per connections before forcing the connection to close

setMaxOperationsPerConnection

public ConnectionPoolConfigurationImpl setMaxOperationsPerConnection(int maxOperationsPerConnection)

getLatencyScoreStrategy

public LatencyScoreStrategy getLatencyScoreStrategy()

Description copied from interface: ConnectionPoolConfiguration

TODO

Specified by:

getLatencyScoreStrategy in interface ConnectionPoolConfiguration

setLatencyScoreStrategy

public ConnectionPoolConfigurationImpl setLatencyScoreStrategy(LatencyScoreStrategy latencyScoreStrategy)

getBadHostDetector

public BadHostDetector getBadHostDetector()

Description copied from interface: ConnectionPoolConfiguration

TODO

Specified by:

getBadHostDetector in interface ConnectionPoolConfiguration

setBadHostDetector

public ConnectionPoolConfigurationImpl setBadHostDetector(BadHostDetector badHostDetector)

getRetryMaxDelaySlice

public int getRetryMaxDelaySlice()

Description copied from interface: ConnectionPoolConfiguration

TODO

Specified by:

getRetryMaxDelaySlice in interface ConnectionPoolConfiguration

setRetryMaxDelaySlice

public ConnectionPoolConfigurationImpl setRetryMaxDelaySlice(int retryMaxDelaySlice)

getRetryDelaySlice

public int getRetryDelaySlice()

Description copied from interface: ConnectionPoolConfiguration

TODO

Specified by:

getRetryDelaySlice in interface ConnectionPoolConfiguration

setRetryDelaySlice

public ConnectionPoolConfigurationImpl setRetryDelaySlice(int retryDelaySlice)

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

getAuthenticationCredentials

public AuthenticationCredentials getAuthenticationCredentials()

Specified by:

getAuthenticationCredentials in interface ConnectionPoolConfiguration

Returns:

Can return null if no login required

setAuthenticationCredentials

public ConnectionPoolConfigurationImpl setAuthenticationCredentials(AuthenticationCredentials credentials)

getOperationFilterFactory

public OperationFilterFactory getOperationFilterFactory()

Specified by:

getOperationFilterFactory in interface ConnectionPoolConfiguration

Returns:

Return factory that will wrap an operation with filters, such as logging filters and simulation filters

setOperationFilterFactory

public ConnectionPoolConfigurationImpl setOperationFilterFactory(OperationFilterFactory filterFactory)

getPartitioner

public Partitioner getPartitioner()

Specified by:

getPartitioner in interface ConnectionPoolConfiguration

Returns:

Get the partitioner used to convert row keys to TOKEN

setPartitioner

public ConnectionPoolConfigurationImpl setPartitioner(Partitioner partitioner)

getBlockedThreadThreshold

public int getBlockedThreadThreshold()

Specified by:

getBlockedThreadThreshold in interface ConnectionPoolConfiguration

Returns:

Return the threshold for disabling hosts that have nBlockedThreads more than the least blocked host. The idea here is to quarantine hosts that are slow to respond and free up connections.

setBlockedThreadThreshold

public ConnectionPoolConfigurationImpl setBlockedThreadThreshold(int threshold)

getMinHostInPoolRatio

public float getMinHostInPoolRatio()

Specified by:

getMinHostInPoolRatio in interface ConnectionPoolConfiguration

Returns:

Return the ratio for keeping a minimum number of hosts in the pool even if they are slow or are blocked. For example, a ratio of 0.75 with a connection pool of 12 hosts will ensure that no more than 4 hosts can be quaratined.

setMinHostInPoolRatio

public ConnectionPoolConfigurationImpl setMinHostInPoolRatio(float ratio)

getSSLConnectionContext

public SSLConnectionContext getSSLConnectionContext()

Specified by:

getSSLConnectionContext in interface ConnectionPoolConfiguration

Returns:

Retrieve a context to determine if connections should be made using SSL.

setSSLConnectionContext

public ConnectionPoolConfigurationImpl setSSLConnectionContext(SSLConnectionContext sslCtx)

getMaintainanceScheduler

public java.util.concurrent.ScheduledExecutorService getMaintainanceScheduler()

Specified by:

getMaintainanceScheduler in interface ConnectionPoolConfiguration

Returns:

Return executor service used for maintenance tasks. This pool is used for internal operations that update stats such as token aware scores. Threads in this pool and not expected to block on I/O and the pool can therefore be very small

setMaintainanceScheduler

public ConnectionPoolConfigurationImpl setMaintainanceScheduler(java.util.concurrent.ScheduledExecutorService executor)

getHostReconnectExecutor

public java.util.concurrent.ScheduledExecutorService getHostReconnectExecutor()

Specified by:

getHostReconnectExecutor in interface ConnectionPoolConfiguration

Returns:

Return executor service used to reconnect hosts. Keep in mind that the threads may be blocked for an extended duration while trying to reconnect to a downed host

setHostReconnectExecutor

public ConnectionPoolConfigurationImpl setHostReconnectExecutor(java.util.concurrent.ScheduledExecutorService executor)