Serialized Form

Package com.jolbox.bonecp

Class com.jolbox.bonecp.BoneCP extends java.lang.Object implements Serializable

serialVersionUID: -8386816681977604817L

Serialized Fields

poolAvailabilityThreshold

int poolAvailabilityThreshold

Create more connections when we hit x% of our possible number of connections.

partitionCount

int partitionCount

Number of partitions passed in constructor.

partitions

ConnectionPartition[] partitions

Partitions handle.

keepAliveScheduler

java.util.concurrent.ScheduledExecutorService keepAliveScheduler

Handle to factory that creates 1 thread per partition that periodically wakes up and performs some activity on the connection.

maxAliveScheduler

java.util.concurrent.ScheduledExecutorService maxAliveScheduler

Handle to factory that creates 1 thread per partition that periodically wakes up and performs some activity on the connection.

connectionsScheduler

java.util.concurrent.ExecutorService connectionsScheduler

Executor for threads watching each partition to dynamically create new threads/kill off excess ones.

config

BoneCPConfig config

Configuration object used in constructor.

releaseHelperThreadsConfigured

boolean releaseHelperThreadsConfigured

If set to true, config has specified the use of helper threads.

releaseHelper

java.util.concurrent.ExecutorService releaseHelper

pointer to the thread containing the release helper threads.

statementCloseHelperExecutor

java.util.concurrent.ExecutorService statementCloseHelperExecutor

pointer to the service containing the statement close helper threads.

asyncExecutor

java.util.concurrent.ExecutorService asyncExecutor

Executor service for obtaining a connection in an asynchronous fashion.

mbs

javax.management.MBeanServer mbs

JMX support.

terminationLock

java.util.concurrent.locks.Lock terminationLock

Prevent repeated termination of all connections when the DB goes down.

closeConnectionWatch

boolean closeConnectionWatch

If set to true, create a new thread that monitors a connection and displays warnings if application failed to close the connection.

closeConnectionExecutor

java.util.concurrent.ExecutorService closeConnectionExecutor

Threads monitoring for bad connection requests.

poolShuttingDown

boolean poolShuttingDown

set to true if the connection pool has been flagged as shutting down.

shutdownStackTrace

java.lang.String shutdownStackTrace

Placeholder to give more useful info in case of a double shutdown.

finalizableRefs

java.util.Map<K,V> finalizableRefs

Reference of objects that are to be watched.

finalizableRefQueue

com.google.common.base.FinalizableReferenceQueue finalizableRefQueue

Watch for connections that should have been safely closed but the application forgot.

connectionTimeoutInMs

long connectionTimeoutInMs

Time to wait before timing out the connection. Default in config is Long.MAX_VALUE milliseconds.

closeConnectionWatchTimeoutInMs

long closeConnectionWatchTimeoutInMs

No of ms to wait for thread.join() in connection watch thread.

statementReleaseHelperThreadsConfigured

boolean statementReleaseHelperThreadsConfigured

If set to true, config has specified the use of statement release helper threads.

statementsPendingRelease

LinkedTransferQueue<E> statementsPendingRelease

Scratch queue of statments awaiting to be closed.

statisticsEnabled

boolean statisticsEnabled

if true, we care about statistics.

statistics

Statistics statistics

statistics handle.

defaultReadOnly

java.lang.Boolean defaultReadOnly

Config setting.

defaultCatalog

java.lang.String defaultCatalog

Config setting.

defaultTransactionIsolationValue

int defaultTransactionIsolationValue

Config setting.

defaultAutoCommit

java.lang.Boolean defaultAutoCommit

Config setting.

Class com.jolbox.bonecp.BoneCPConfig extends java.lang.Object implements Serializable

serialVersionUID: 6090570773474131622L

Serialized Fields

minConnectionsPerPartition

int minConnectionsPerPartition

Min number of connections per partition.

maxConnectionsPerPartition

int maxConnectionsPerPartition

Max number of connections per partition.

acquireIncrement

int acquireIncrement

Number of new connections to create in 1 batch.

partitionCount

int partitionCount

Number of partitions.

jdbcUrl

java.lang.String jdbcUrl

DB connection string.

username

java.lang.String username

User name to use.

password

java.lang.String password

Password to use.

idleConnectionTestPeriodInSeconds

long idleConnectionTestPeriodInSeconds

Connections older than this are sent a keep-alive statement.

idleMaxAgeInSeconds

long idleMaxAgeInSeconds

Maximum age of an unused connection before it is closed off.

connectionTestStatement

java.lang.String connectionTestStatement

SQL statement to use for keep-alive/test of connection.

statementsCacheSize

int statementsCacheSize

Min no of prepared statements to cache.

statementsCachedPerConnection

int statementsCachedPerConnection

No of statements that can be cached per connection. Deprecated.

releaseHelperThreads

int releaseHelperThreads

Number of release-connection helper threads to create per partition.

statementReleaseHelperThreads

int statementReleaseHelperThreads

Number of statement release helper threads to create.

connectionHook

ConnectionHook connectionHook

Hook class (external).

initSQL

java.lang.String initSQL

Query to send once per connection to the database.

closeConnectionWatch

boolean closeConnectionWatch

If set to true, create a new thread that monitors a connection and displays warnings if application failed to close the connection. FOR DEBUG PURPOSES ONLY!

logStatementsEnabled

boolean logStatementsEnabled

If set to true, log SQL statements being executed.

acquireRetryDelayInMs

long acquireRetryDelayInMs

After attempting to acquire a connection and failing, wait for this value before attempting to acquire a new connection again.

acquireRetryAttempts

int acquireRetryAttempts

After attempting to acquire a connection and failing, try to connect these many times before giving up.

lazyInit

boolean lazyInit

If set to true, the connection pool will remain empty until the first connection is obtained.

transactionRecoveryEnabled

boolean transactionRecoveryEnabled

If set to true, stores all activity on this connection to allow for replaying it again.

connectionHookClassName

java.lang.String connectionHookClassName

Connection hook class name.

classLoader

java.lang.ClassLoader classLoader

Classloader to use when loading the JDBC driver.

poolName

java.lang.String poolName

Name of the pool for JMX and thread names.

disableJMX

boolean disableJMX

Set to true to disable JMX.

datasourceBean

javax.sql.DataSource datasourceBean

If set, use datasourceBean.getConnection() to obtain a new connection.

queryExecuteTimeLimitInMs

long queryExecuteTimeLimitInMs

Queries taking longer than this limit to execute are logged.

poolAvailabilityThreshold

int poolAvailabilityThreshold

Create more connections when we hit x% of our possible number of connections.

disableConnectionTracking

boolean disableConnectionTracking

Disable connection tracking.

driverProperties

java.util.Properties driverProperties

Used when the alternate way of obtaining a connection is required

connectionTimeoutInMs

long connectionTimeoutInMs

Time to wait before a call to getConnection() times out and returns an error.

closeConnectionWatchTimeoutInMs

long closeConnectionWatchTimeoutInMs

Time in ms to wait for close connection watch thread.

maxConnectionAgeInSeconds

long maxConnectionAgeInSeconds

A connection older than maxConnectionAge will be destroyed and purged from the pool.

configFile

java.lang.String configFile

Config property.

serviceOrder

java.lang.String serviceOrder

Queue mode. Values currently understood are FIFO and LIFO.

statisticsEnabled

boolean statisticsEnabled

If true, keep track of some statistics.

defaultAutoCommit

java.lang.Boolean defaultAutoCommit

The default auto-commit state of created connections.

defaultReadOnly

java.lang.Boolean defaultReadOnly

The default read-only state of created connections.

defaultTransactionIsolation

java.lang.String defaultTransactionIsolation

The default transaction isolation state of created connections.

defaultCatalog

java.lang.String defaultCatalog

The default catalog state of created connections.

defaultTransactionIsolationValue

int defaultTransactionIsolationValue

The parsed transaction isolation value. Default = driver value

Class com.jolbox.bonecp.BoneCPDataSource extends BoneCPConfig implements Serializable

serialVersionUID: -1561804548443209469L

Serialized Fields

logWriter

java.io.PrintWriter logWriter

Config setting.

rwl

java.util.concurrent.locks.ReadWriteLock rwl

Lock for init.

driverClass

java.lang.String driverClass

JDBC driver to use.

Class com.jolbox.bonecp.BoundedLinkedTransferQueue extends LinkedTransferQueue<E> implements Serializable

serialVersionUID: -1875525368357897907L

Serialized Fields

size

java.util.concurrent.atomic.AtomicInteger size

No of elements in queue.

maxQueueSize

int maxQueueSize

bound of queue.

lock

java.util.concurrent.locks.ReentrantLock lock

Main lock guarding all access

Class com.jolbox.bonecp.ConnectionPartition extends java.lang.Object implements Serializable

serialVersionUID: -7864443421028454573L

Serialized Fields

freeConnections

TransferQueue<E> freeConnections

Connections available to be taken

acquireIncrement

int acquireIncrement

When connections start running out, add these number of new connections.

minConnections

int minConnections

Minimum number of connections to start off with.

maxConnections

int maxConnections

Maximum number of connections that will ever be created.

statsLock

java.util.concurrent.locks.ReentrantReadWriteLock statsLock

Statistics lock.

createdConnections

int createdConnections

Number of connections that have been created.

url

java.lang.String url

DB details.

username

java.lang.String username

DB details.

password

java.lang.String password

DB details.

unableToCreateMoreTransactions

boolean unableToCreateMoreTransactions

If set to true, don't bother calling method to attempt to create more connections because we've hit our limit.

connectionsPendingRelease

LinkedTransferQueue<E> connectionsPendingRelease

Scratch queue of connections awaiting to be placed back in queue.

disableTracking

boolean disableTracking

Config setting.

poolWatchThreadSignalQueue

java.util.concurrent.BlockingQueue<E> poolWatchThreadSignalQueue

Signal trigger to pool watch thread. Making it a queue means our signal is persistent.

queryExecuteTimeLimitInNanoSeconds

long queryExecuteTimeLimitInNanoSeconds

Store the unit translation here to avoid recalculating it in statement handles.

Class com.jolbox.bonecp.LIFOQueue extends java.util.concurrent.LinkedBlockingDeque<E> implements Serializable

serialVersionUID: -3503791017846313243L

Package jsr166y

Class jsr166y.LinkedTransferQueue extends java.util.AbstractQueue<E> implements Serializable

serialVersionUID: -3223113410248163686L

Serialization Methods

readObject

private void readObject(java.io.ObjectInputStream s)
                 throws java.io.IOException,
                        java.lang.ClassNotFoundException

Reconstitutes the Queue instance from a stream (that is, deserializes it).

Throws:

java.io.IOException

java.lang.ClassNotFoundException

writeObject

private void writeObject(java.io.ObjectOutputStream s)
                  throws java.io.IOException

Saves the state to a stream (that is, serializes it).

Serial Data:

All of the elements (each an E) in the proper order, followed by a null

Throws:

java.io.IOException

Class jsr166y.ThreadLocalRandom extends java.util.Random implements Serializable

serialVersionUID: -5851777807851030925L

Serialized Fields

rnd

long rnd

The random seed. We can't use super.seed.

initialized

boolean initialized

Initialization flag to permit the first and only allowed call to setSeed (inside Random constructor) to succeed. We can't allow others since it would cause setting seed in one part of a program to unintentionally impact other usages by the thread.

pad0

long pad0

pad1

long pad1

pad2

long pad2

pad3

long pad3

pad4

long pad4

pad5

long pad5

pad6

long pad6

pad7

long pad7