com.openexchange.mail.cache.queue

Class MailAccessQueueImpl

java.lang.Object

com.openexchange.mail.cache.queue.MailAccessQueueImpl

All Implemented Interfaces:

MailAccessQueue, java.lang.Iterable<PooledMailAccess>, java.util.Collection<PooledMailAccess>, java.util.Queue<PooledMailAccess>

public final class MailAccessQueueImpl
extends java.lang.Object
implements MailAccessQueue

MailAccessQueueImpl - A Queue additionally providing pollDelayed() method to obtain expired elements.

Note: This queue is not thread-safe!

Author:

Thorben Betten

Constructor Summary

Constructors

Constructor and Description
MailAccessQueueImpl(int capacity) Creates a new MailAccessQueue that is initially empty.

Method Summary

Methods

Modifier and Type	Method and Description
boolean	add(PooledMailAccess o)
boolean	addAll(java.util.Collection<? extends PooledMailAccess> c)
void	clear()
java.util.Comparator<? super PooledMailAccess>	comparator()
boolean	contains(java.lang.Object o)
boolean	containsAll(java.util.Collection<?> c)
PooledMailAccess	element()
boolean	equals(java.lang.Object obj)
int	getCapacity() Gets the capacity.
int	hashCode()
boolean	isDeprecated() Checks if this queue is marked as deprecated.
boolean	isEmpty()
java.util.Iterator<PooledMailAccess>	iterator()
void	markDeprecated() Marks this queue as deprecated.
boolean	offer(PooledMailAccess o)
PooledMailAccess	peek()
PooledMailAccess	poll()
PooledMailAccess	pollDelayed() Retrieves and removes the head of this queue, or null if head has not expired, yet.
PooledMailAccess	remove()
boolean	remove(java.lang.Object o)
boolean	removeAll(java.util.Collection<?> c)
boolean	retainAll(java.util.Collection<?> c)
int	size()
java.lang.Object[]	toArray()
<T> T[]	toArray(T[] a)
java.lang.String	toString()

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

MailAccessQueueImpl

public MailAccessQueueImpl(int capacity)

Creates a new MailAccessQueue that is initially empty.

Parameters:

capacity - The queue's capacity or -1 if unbounded

Method Detail

getCapacity

public int getCapacity()

Description copied from interface: MailAccessQueue

Gets the capacity.

Specified by:

getCapacity in interface MailAccessQueue

Returns:

The capacity

markDeprecated

public void markDeprecated()

Marks this queue as deprecated.

Specified by:

markDeprecated in interface MailAccessQueue

isDeprecated

public boolean isDeprecated()

Checks if this queue is marked as deprecated.

Specified by:

isDeprecated in interface MailAccessQueue

Returns:

true if this queue is marked as deprecated; otherwise false

pollDelayed

public PooledMailAccess pollDelayed()

Retrieves and removes the head of this queue, or null if head has not expired, yet.

Specified by:

pollDelayed in interface MailAccessQueue

Returns:

The head of this queue or null if head has not expired, yet.

hashCode

public int hashCode()

Specified by:

hashCode in interface java.util.Collection<PooledMailAccess>

Overrides:

hashCode in class java.lang.Object

remove

public PooledMailAccess remove()

Specified by:

remove in interface java.util.Queue<PooledMailAccess>

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface java.util.Collection<PooledMailAccess>

contains

public boolean contains(java.lang.Object o)

Specified by:

contains in interface java.util.Collection<PooledMailAccess>

element

public PooledMailAccess element()

Specified by:

element in interface java.util.Queue<PooledMailAccess>

equals

public boolean equals(java.lang.Object obj)

Specified by:

equals in interface java.util.Collection<PooledMailAccess>

Overrides:

equals in class java.lang.Object

addAll

public boolean addAll(java.util.Collection<? extends PooledMailAccess> c)

Specified by:

addAll in interface java.util.Collection<PooledMailAccess>

toArray

public java.lang.Object[] toArray()

Specified by:

toArray in interface java.util.Collection<PooledMailAccess>

toArray

public <T> T[] toArray(T[] a)

Specified by:

toArray in interface java.util.Collection<PooledMailAccess>

containsAll

public boolean containsAll(java.util.Collection<?> c)

Specified by:

containsAll in interface java.util.Collection<PooledMailAccess>

offer

public boolean offer(PooledMailAccess o)

Specified by:

offer in interface java.util.Queue<PooledMailAccess>

peek

public PooledMailAccess peek()

Specified by:

peek in interface java.util.Queue<PooledMailAccess>

add

public boolean add(PooledMailAccess o)

Specified by:

add in interface java.util.Collection<PooledMailAccess>

Specified by:

add in interface java.util.Queue<PooledMailAccess>

removeAll

public boolean removeAll(java.util.Collection<?> c)

Specified by:

removeAll in interface java.util.Collection<PooledMailAccess>

remove

public boolean remove(java.lang.Object o)

Specified by:

remove in interface java.util.Collection<PooledMailAccess>

iterator

public java.util.Iterator<PooledMailAccess> iterator()

Specified by:

iterator in interface java.lang.Iterable<PooledMailAccess>

Specified by:

iterator in interface java.util.Collection<PooledMailAccess>

retainAll

public boolean retainAll(java.util.Collection<?> c)

Specified by:

retainAll in interface java.util.Collection<PooledMailAccess>

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

size

public int size()

Specified by:

size in interface java.util.Collection<PooledMailAccess>

clear

public void clear()

Specified by:

clear in interface java.util.Collection<PooledMailAccess>

poll

public PooledMailAccess poll()

Specified by:

poll in interface java.util.Queue<PooledMailAccess>

comparator

public java.util.Comparator<? super PooledMailAccess> comparator()