Package org.apache.hadoop.hbase.thrift

Class CallQueue

java.lang.Object

org.apache.hadoop.hbase.thrift.CallQueue

All Implemented Interfaces:

Iterable<Runnable>, Collection<Runnable>, BlockingQueue<Runnable>, Queue<Runnable>

@Private
public class CallQueue
extends Object
implements BlockingQueue<Runnable>

A BlockingQueue reports waiting time in queue and queue length to ThriftMetrics.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	CallQueue.Call

Field Summary

Fields

Modifier and Type	Field	Description
private static final org.slf4j.Logger	LOG
private final ThriftMetrics	metrics
private final BlockingQueue<CallQueue.Call>	underlyingQueue

Constructor Summary

Constructors

Constructor	Description
CallQueue(BlockingQueue<CallQueue.Call> underlyingQueue, ThriftMetrics metrics)

Method Summary

Modifier and Type	Method	Description
boolean	add(Runnable element)
boolean	addAll(Collection<? extends Runnable> elements)
void	clear()
boolean	contains(Object element)
boolean	containsAll(Collection<?> elements)
int	drainTo(Collection<? super Runnable> destination)
int	drainTo(Collection<? super Runnable> destination, int maxElements)
Runnable	element()
boolean	isEmpty()
Iterator<Runnable>	iterator()
private static long	now()
boolean	offer(Runnable element)
boolean	offer(Runnable element, long timeout, TimeUnit unit)
Runnable	peek()
Runnable	poll()
Runnable	poll(long timeout, TimeUnit unit)
void	put(Runnable element)
int	remainingCapacity()
Runnable	remove()
boolean	remove(Object element)
boolean	removeAll(Collection<?> elements)
boolean	retainAll(Collection<?> elements)
int	size()
Runnable	take()
Object[]	toArray()
<T> T[]	toArray(T[] array)
private void	updateMetrics(CallQueue.Call result)

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Collection

equals, hashCode, parallelStream, removeIf, spliterator, stream, toArray

Methods inherited from interface java.lang.Iterable

forEach

Field Details

LOG

private static final org.slf4j.Logger LOG

underlyingQueue

private final BlockingQueue<CallQueue.Call> underlyingQueue

metrics

private final ThriftMetrics metrics

Constructor Details

CallQueue

public CallQueue(BlockingQueue<CallQueue.Call> underlyingQueue,
 ThriftMetrics metrics)

Method Details

now

private static long now()

poll

public Runnable poll()

Specified by:

poll in interface Queue<Runnable>

updateMetrics

private void updateMetrics(CallQueue.Call result)

poll

public Runnable poll(long timeout,
 TimeUnit unit)
              throws InterruptedException

Specified by:

poll in interface BlockingQueue<Runnable>

Throws:

InterruptedException

remove

public Runnable remove()

Specified by:

remove in interface Queue<Runnable>

take

public Runnable take()
              throws InterruptedException

Specified by:

take in interface BlockingQueue<Runnable>

Throws:

InterruptedException

drainTo

public int drainTo(Collection<? super Runnable> destination)

Specified by:

drainTo in interface BlockingQueue<Runnable>

drainTo

public int drainTo(Collection<? super Runnable> destination,
 int maxElements)

Specified by:

drainTo in interface BlockingQueue<Runnable>

offer

public boolean offer(Runnable element)

Specified by:

offer in interface BlockingQueue<Runnable>

Specified by:

offer in interface Queue<Runnable>

offer

public boolean offer(Runnable element,
 long timeout,
 TimeUnit unit)
              throws InterruptedException

Specified by:

offer in interface BlockingQueue<Runnable>

Throws:

InterruptedException

put

public void put(Runnable element)
         throws InterruptedException

Specified by:

put in interface BlockingQueue<Runnable>

Throws:

InterruptedException

add

public boolean add(Runnable element)

Specified by:

add in interface BlockingQueue<Runnable>

Specified by:

add in interface Collection<Runnable>

Specified by:

add in interface Queue<Runnable>

addAll

public boolean addAll(Collection<? extends Runnable> elements)

Specified by:

addAll in interface Collection<Runnable>

element

public Runnable element()

Specified by:

element in interface Queue<Runnable>

peek

public Runnable peek()

Specified by:

peek in interface Queue<Runnable>

clear

public void clear()

Specified by:

clear in interface Collection<Runnable>

containsAll

public boolean containsAll(Collection<?> elements)

Specified by:

containsAll in interface Collection<Runnable>

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface Collection<Runnable>

iterator

public Iterator<Runnable> iterator()

Specified by:

iterator in interface Collection<Runnable>

Specified by:

iterator in interface Iterable<Runnable>

removeAll

public boolean removeAll(Collection<?> elements)

Specified by:

removeAll in interface Collection<Runnable>

retainAll

public boolean retainAll(Collection<?> elements)

Specified by:

retainAll in interface Collection<Runnable>

size

public int size()

Specified by:

size in interface Collection<Runnable>

toArray

public Object[] toArray()

Specified by:

toArray in interface Collection<Runnable>

toArray

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

Specified by:

toArray in interface Collection<Runnable>

contains

public boolean contains(Object element)

Specified by:

contains in interface BlockingQueue<Runnable>

Specified by:

contains in interface Collection<Runnable>

remainingCapacity

public int remainingCapacity()

Specified by:

remainingCapacity in interface BlockingQueue<Runnable>

remove

public boolean remove(Object element)

Specified by:

remove in interface BlockingQueue<Runnable>

Specified by:

remove in interface Collection<Runnable>