Fields
Modifier and Type	Field	Description
`protected int`	`acquireTimeout`
`protected ConcurrentHashMap<Object,Semaphore>`	`freeChannelsPerHost`
`protected int`	`maxConnectionsPerHost`
`protected IOException`	`tooManyConnectionsPerHost`

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`acquireChannelLock(Object partitionKey)`
`protected Semaphore`	`getFreeConnectionsForHost(Object partitionKey)`
`void`	`releaseChannelLock(Object partitionKey)`

protected final ConcurrentHashMap<Object,Semaphore> freeChannelsPerHost

protected final int maxConnectionsPerHost

protected final IOException tooManyConnectionsPerHost

public void acquireChannelLock(Object partitionKey)
                        throws IOException

protected Semaphore getFreeConnectionsForHost(Object partitionKey)

Class PerHostConnectionSemaphore