org.jppf.client

Class AbstractConnectionPool<E extends AutoCloseable>

java.lang.Object

org.jppf.client.AbstractConnectionPool<E>

Type Parameters:

E - the type of the connections in the pool.

All Implemented Interfaces:

AutoCloseable, Iterable<E>, ConnectionPool<E>

Direct Known Subclasses:

AbstractClientConnectionPool

public abstract class AbstractConnectionPool<E extends AutoCloseable>
extends Object
implements ConnectionPool<E>

An abstract implementation of the ConnectionPool interface.

Since:

4.2

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	AbstractConnectionPool(int size) Initialize this pool with the specfiied core size.

Method Summary

Modifier and Type	Method and Description
void	close()
int	connectionCount() Get the current size of this pool.
List<E>	getConnections() Get a list of connections held by this pool.
int	getSize() Get the maximum size of this connection pool.
boolean	isEmpty() Determine whether this pool is empty.
Iterator<E>	iterator()
String	toString()

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.jppf.client.ConnectionPool

getConnection, setSize

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Constructor Detail

AbstractConnectionPool

protected AbstractConnectionPool(int size)

Initialize this pool with the specfiied core size.

Parameters:

size - the minimum number of connections in this pool.

Method Detail

isEmpty

public boolean isEmpty()

Description copied from interface: ConnectionPool

Determine whether this pool is empty.

Specified by:

isEmpty in interface ConnectionPool<E extends AutoCloseable>

Returns:

true if this pool is empty, false otherwise.

connectionCount

public int connectionCount()

Description copied from interface: ConnectionPool

Get the current size of this pool.

Specified by:

connectionCount in interface ConnectionPool<E extends AutoCloseable>

Returns:

the size as an int.

getConnections

public List<E> getConnections()

Description copied from interface: ConnectionPool

Get a list of connections held by this pool. The returned list is independent from this pool, thus changing, adding or removing elements has not effect on the pool.

Specified by:

getConnections in interface ConnectionPool<E extends AutoCloseable>

Returns:

a list of JPPFClientConnection instances.

iterator

public Iterator<E> iterator()

Specified by:

iterator in interface Iterable<E extends AutoCloseable>

getSize

public int getSize()

Description copied from interface: ConnectionPool

Get the maximum size of this connection pool.

Specified by:

getSize in interface ConnectionPool<E extends AutoCloseable>

Returns:

the max size as an int.

close

public void close()

Specified by:

close in interface AutoCloseable

toString

public String toString()

Overrides:

toString in class Object