java.lang.Object
- io.vertx.sqlclient.PoolOptions

```
public class PoolOptions
extends Object
```
The options for configuring a connection pool.

Author:

Julien Viet

Field Summary

Fields
Modifier and Type	Field	Description
`static int`	`DEFAULT_CONNECTION_TIMEOUT`	Default connection timeout in the pool = 30 seconds
`static TimeUnit`	`DEFAULT_CONNECTION_TIMEOUT_TIME_UNIT`	Default connection idle time unit in the pool = seconds
`static int`	`DEFAULT_EVENT_LOOP_SIZE`	Default pool event loop size = 0 (reuse current event-loop)
`static int`	`DEFAULT_IDLE_TIMEOUT`	Default connection timeout in the pool = 0 (no timeout)
`static TimeUnit`	`DEFAULT_IDLE_TIMEOUT_TIME_UNIT`	Default connection idle time unit in the pool = seconds
`static int`	`DEFAULT_MAX_SIZE`	The default maximum number of connections a client will pool = 4
`static int`	`DEFAULT_MAX_WAIT_QUEUE_SIZE`	Default max wait queue size = -1 (unbounded)
`static int`	`DEFAULT_MAXIMUM_LIFETIME`	Default maximum pooled connection lifetime = 0 (no maximum)
`static TimeUnit`	`DEFAULT_MAXIMUM_LIFETIME_TIME_UNIT`	Default maximum pooled connection lifetime unit = seconds
`static String`	`DEFAULT_NAME`	Actual name of anonymous shared pool = `__vertx.DEFAULT`
`static int`	`DEFAULT_POOL_CLEANER_PERIOD`	Default pool cleaner period = 1000 ms (1 second)
`static boolean`	`DEFAULT_SHARED_POOL`	Default shared pool config = `false`

Constructor Summary

Constructors
Constructor Description

PoolOptions()

PoolOptions(JsonObject json)

PoolOptions(PoolOptions other)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`boolean`	`equals(Object o)`
`int`	`getConnectionTimeout()`
`TimeUnit`	`getConnectionTimeoutUnit()`
`int`	`getEventLoopSize()`
`int`	`getIdleTimeout()`
`TimeUnit`	`getIdleTimeoutUnit()`
`int`	`getMaxLifetime()`
`TimeUnit`	`getMaxLifetimeUnit()`
`int`	`getMaxSize()`
`int`	`getMaxWaitQueueSize()`
`String`	`getName()`
`int`	`getPoolCleanerPeriod()`
`int`	`hashCode()`
`boolean`	`isShared()`
`PoolOptions`	`setConnectionTimeout(int timeout)`	Set the amount of time a client will wait for a connection from the pool.
`PoolOptions`	`setConnectionTimeoutUnit(TimeUnit timeoutUnit)`	Set the time unit of `setConnectionTimeout(int)`
`PoolOptions`	`setEventLoopSize(int eventLoopSize)`	Set the number of event-loop the pool use.
`PoolOptions`	`setIdleTimeout(int idleTimeout)`	Establish an idle timeout for pooled connections, a value of zero disables the idle timeout.
`PoolOptions`	`setIdleTimeoutUnit(TimeUnit idleTimeoutUnit)`	Establish an idle timeout unit for pooled connections.
`PoolOptions`	`setMaxLifetime(int maxLifetime)`	Establish a max lifetime for pooled connections, a value of zero disables the maximum lifetime.
`PoolOptions`	`setMaxLifetimeUnit(TimeUnit maxLifetimeUnit)`	Establish a max lifetime unit for pooled connections.
`PoolOptions`	`setMaxSize(int maxSize)`	Set the maximum pool size
`PoolOptions`	`setMaxWaitQueueSize(int maxWaitQueueSize)`	Set the maximum connection request allowed in the wait queue, any requests beyond the max size will result in an failure.
`PoolOptions`	`setName(String name)`	Set the pool name, used when the pool shared, otherwise ignored.
`PoolOptions`	`setPoolCleanerPeriod(int poolCleanerPeriod)`	Set the connection pool cleaner period in milli seconds, a non positive value disables expiration checks and connections will remain in the pool until they are closed.
`PoolOptions`	`setShared(boolean shared)`	Set to `true` to share the pool.
`JsonObject`	`toJson()`

Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - DEFAULT_MAX_SIZE
```
public static final int DEFAULT_MAX_SIZE
```
    The default maximum number of connections a client will pool = 4
    
    See Also:
    
    Constant Field Values
  - DEFAULT_MAX_WAIT_QUEUE_SIZE
```
public static final int DEFAULT_MAX_WAIT_QUEUE_SIZE
```
    Default max wait queue size = -1 (unbounded)
    
    See Also:
    
    Constant Field Values
  - DEFAULT_IDLE_TIMEOUT
```
public static final int DEFAULT_IDLE_TIMEOUT
```
    Default connection timeout in the pool = 0 (no timeout)
    
    See Also:
    
    Constant Field Values
  - DEFAULT_MAXIMUM_LIFETIME
```
public static final int DEFAULT_MAXIMUM_LIFETIME
```
    Default maximum pooled connection lifetime = 0 (no maximum)
    
    See Also:
    
    Constant Field Values
  - DEFAULT_IDLE_TIMEOUT_TIME_UNIT
```
public static final TimeUnit DEFAULT_IDLE_TIMEOUT_TIME_UNIT
```
    Default connection idle time unit in the pool = seconds
  - DEFAULT_MAXIMUM_LIFETIME_TIME_UNIT
```
public static final TimeUnit DEFAULT_MAXIMUM_LIFETIME_TIME_UNIT
```
    Default maximum pooled connection lifetime unit = seconds
  - DEFAULT_POOL_CLEANER_PERIOD
```
public static final int DEFAULT_POOL_CLEANER_PERIOD
```
    Default pool cleaner period = 1000 ms (1 second)
    
    See Also:
    
    Constant Field Values
  - DEFAULT_CONNECTION_TIMEOUT
```
public static final int DEFAULT_CONNECTION_TIMEOUT
```
    Default connection timeout in the pool = 30 seconds
    
    See Also:
    
    Constant Field Values
  - DEFAULT_CONNECTION_TIMEOUT_TIME_UNIT
```
public static final TimeUnit DEFAULT_CONNECTION_TIMEOUT_TIME_UNIT
```
    Default connection idle time unit in the pool = seconds
  - DEFAULT_SHARED_POOL
```
public static final boolean DEFAULT_SHARED_POOL
```
    Default shared pool config = false
    
    See Also:
    
    Constant Field Values
  - DEFAULT_NAME
```
public static final String DEFAULT_NAME
```
    Actual name of anonymous shared pool = __vertx.DEFAULT
    
    See Also:
    
    Constant Field Values
  - DEFAULT_EVENT_LOOP_SIZE
```
public static final int DEFAULT_EVENT_LOOP_SIZE
```
    Default pool event loop size = 0 (reuse current event-loop)
    
    See Also:
    
    Constant Field Values
- Constructor Detail
  - PoolOptions
```
public PoolOptions()
```
  - PoolOptions
```
public PoolOptions(JsonObject json)
```
  - PoolOptions
```
public PoolOptions(PoolOptions other)
```
- Method Detail
  - getMaxSize
```
public int getMaxSize()
```
    Returns:
    
    the maximum pool size
  - setMaxSize
```
public PoolOptions setMaxSize(int maxSize)
```
    Set the maximum pool size
    
    Parameters:
    
    maxSize - the maximum pool size
    
    Returns:
    
    a reference to this, so the API can be used fluently
  - getMaxWaitQueueSize
```
public int getMaxWaitQueueSize()
```
    Returns:
    
    the maximum wait queue size
  - setMaxWaitQueueSize
```
public PoolOptions setMaxWaitQueueSize(int maxWaitQueueSize)
```
    Set the maximum connection request allowed in the wait queue, any requests beyond the max size will result in an failure. If the value is set to a negative number then the queue will be unbounded.
    
    Parameters:
    
    maxWaitQueueSize - the maximum number of waiting requests
    
    Returns:
    
    a reference to this, so the API can be used fluently
  - getIdleTimeoutUnit
```
public TimeUnit getIdleTimeoutUnit()
```
    Returns:
    
    the pooled connection idle timeout unit
  - setIdleTimeoutUnit
```
public PoolOptions setIdleTimeoutUnit(TimeUnit idleTimeoutUnit)
```
    Establish an idle timeout unit for pooled connections.
    
    Parameters:
    
    idleTimeoutUnit - pooled connection idle time unit
    
    Returns:
    
    a reference to this, so the API can be used fluently
  - getIdleTimeout
```
public int getIdleTimeout()
```
    Returns:
    
    pooled connection idle timeout
  - setIdleTimeout
```
public PoolOptions setIdleTimeout(int idleTimeout)
```
    Establish an idle timeout for pooled connections, a value of zero disables the idle timeout.
    
    Parameters:
    
    idleTimeout - the pool connection idle timeout
    
    Returns:
    
    a reference to this, so the API can be used fluently
  - getMaxLifetimeUnit
```
public TimeUnit getMaxLifetimeUnit()
```
    Returns:
    
    the pooled connection max lifetime unit
  - setMaxLifetimeUnit
```
public PoolOptions setMaxLifetimeUnit(TimeUnit maxLifetimeUnit)
```
    Establish a max lifetime unit for pooled connections.
    
    Parameters:
    
    maxLifetimeUnit - pooled connection max lifetime unit
    
    Returns:
    
    a reference to this, so the API can be used fluently
  - getMaxLifetime
```
public int getMaxLifetime()
```
    Returns:
    
    pooled connection max lifetime
  - setMaxLifetime
```
public PoolOptions setMaxLifetime(int maxLifetime)
```
    Establish a max lifetime for pooled connections, a value of zero disables the maximum lifetime.
    
    Parameters:
    
    maxLifetime - the pool connection max lifetime
    
    Returns:
    
    a reference to this, so the API can be used fluently
  - getPoolCleanerPeriod
```
public int getPoolCleanerPeriod()
```
    Returns:
    
    the connection pool cleaner period in ms.
  - setPoolCleanerPeriod
```
public PoolOptions setPoolCleanerPeriod(int poolCleanerPeriod)
```
    Set the connection pool cleaner period in milli seconds, a non positive value disables expiration checks and connections will remain in the pool until they are closed.
    
    Parameters:
    
    poolCleanerPeriod - the pool cleaner period
    
    Returns:
    
    a reference to this, so the API can be used fluently
  - getConnectionTimeoutUnit
```
public TimeUnit getConnectionTimeoutUnit()
```
    Returns:
    
    the time unit of @link #setConnectionTimeout(int)}
  - setConnectionTimeoutUnit
```
public PoolOptions setConnectionTimeoutUnit(TimeUnit timeoutUnit)
```
    Set the time unit of setConnectionTimeout(int)
    
    Parameters:
    
    timeoutUnit - the time unit
    
    Returns:
    
    a reference to this, so the API can be used fluently
  - getConnectionTimeout
```
public int getConnectionTimeout()
```
    Returns:
    
    the amount of time a client will wait for a connection from the pool. See setConnectionTimeout(int)
  - setConnectionTimeout
```
public PoolOptions setConnectionTimeout(int timeout)
```
    Set the amount of time a client will wait for a connection from the pool. If the time is exceeded without a connection available, an exception is provided.
    
    Parameters:
    
    timeout - the pool connection idle time unit
    
    Returns:
    
    a reference to this, so the API can be used fluently
  - isShared
```
public boolean isShared()
```
    Returns:
    
    whether the pool is shared
  - setShared
```
public PoolOptions setShared(boolean shared)
```
    Set to true to share the pool.
    There can be multiple shared pools distinguished by getName(), when no specific name is set, the DEFAULT_NAME is used.
    
    Parameters:
    
    shared - true to use a shared pool
    
    Returns:
    
    a reference to this, so the API can be used fluently
  - getName
```
public String getName()
```
    Returns:
    
    the pool name
  - setName
```
public PoolOptions setName(String name)
```
    Set the pool name, used when the pool shared, otherwise ignored.
    
    Parameters:
    
    name - the new name
    
    Returns:
    
    a reference to this, so the API can be used fluently
  - getEventLoopSize
```
public int getEventLoopSize()
```
    Returns:
    
    the max number of event-loop a pool will use, the default value is 0 which implies to reuse the current event-loop
  - setEventLoopSize
```
public PoolOptions setEventLoopSize(int eventLoopSize)
```
    Set the number of event-loop the pool use.
    
    when the size is 0, the client pool will use the current event-loop
    
    otherwise the client will create and use its own event loop
    
    The default size is 0.
    Parameters:
    
    eventLoopSize - the new size
    
    Returns:
    
    a reference to this, so the API can be used fluently
  - toJson
```
public JsonObject toJson()
```
  - equals
```
public boolean equals(Object o)
```
    Overrides:
    
    equals in class Object
  - hashCode
```
public int hashCode()
```
    Overrides:
    
    hashCode in class Object

Constructor	Description
`PoolOptions()`
`PoolOptions(JsonObject json)`
`PoolOptions(PoolOptions other)`

Class PoolOptions

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

DEFAULT_MAX_SIZE

DEFAULT_MAX_WAIT_QUEUE_SIZE

DEFAULT_IDLE_TIMEOUT

DEFAULT_MAXIMUM_LIFETIME

DEFAULT_IDLE_TIMEOUT_TIME_UNIT

DEFAULT_MAXIMUM_LIFETIME_TIME_UNIT

DEFAULT_POOL_CLEANER_PERIOD

DEFAULT_CONNECTION_TIMEOUT

DEFAULT_CONNECTION_TIMEOUT_TIME_UNIT

DEFAULT_SHARED_POOL

DEFAULT_NAME

DEFAULT_EVENT_LOOP_SIZE

Constructor Detail

PoolOptions

PoolOptions

PoolOptions

Method Detail

getMaxSize

setMaxSize

getMaxWaitQueueSize

setMaxWaitQueueSize

getIdleTimeoutUnit

setIdleTimeoutUnit

getIdleTimeout

setIdleTimeout

getMaxLifetimeUnit

setMaxLifetimeUnit

getMaxLifetime

setMaxLifetime

getPoolCleanerPeriod

setPoolCleanerPeriod

getConnectionTimeoutUnit

setConnectionTimeoutUnit

getConnectionTimeout

setConnectionTimeout

isShared

setShared

getName

setName

getEventLoopSize

setEventLoopSize

toJson

equals

hashCode