All Implemented Interfaces:

ai.platon.pulsar.common.collect.Loadable , ai.platon.pulsar.common.collect.queue.LoadingQueue , java.util.Queue , kotlin.collections.Collection , kotlin.collections.Iterable , kotlin.collections.MutableCollection , kotlin.collections.MutableIterable
```
public class DelayLoadingQueue
extends AbstractLoadingQueue
                    
```
A delay loading queue to reduce IO

Nested Class Summary

Nested Classes
Modifier and Type	Class	Description

Field Summary

Fields
Modifier and Type	Field	Description
`private final Duration`	`idleTime`
`private final Boolean`	`isIdle`
`private final Boolean`	`isBusy`
`private final Duration`	`adjustedEstimateDelay`
`private final Boolean`	`isExpired`
`private final Integer`	`estimatedExternalSize`
`private Duration`	`loadDelay`
`private Duration`	`estimateDelay`
`private final Integer`	`loadCount`
`private final Integer`	`savedCount`
`private final Collection<UrlAware>`	`cache`
`private final Integer`	`size`
`private final Integer`	`externalSize`
`private final Integer`	`estimatedSize`
`private final Integer`	`freeSlots`
`private final Boolean`	`isFull`
`private final ExternalUrlLoader`	`loader`
`private final UrlTopic`	`topic`
`private final Function1<UrlAware, UrlAware>`	`transformer`

Constructor Summary

Constructors
Constructor	Description
`DelayLoadingQueue(ExternalUrlLoader loader, UrlTopic topic, Duration loadDelay, Duration estimateDelay, Function1<UrlAware, UrlAware> transformer)`

Enum Constant Summary

Enum Constants
Enum Constant	Description

Method Summary

Modifier and Type	Method	Description
`final Duration`	`getIdleTime()`
`final Boolean`	`isIdle()`
`final Boolean`	`isBusy()`
`final Duration`	`getAdjustedEstimateDelay()`
`final Boolean`	`isExpired()`
`Integer`	`getEstimatedExternalSize()`
`final Duration`	`getLoadDelay()`	The delay time to load after another load
`final Unit`	`setLoadDelay(Duration loadDelay)`	The delay time to load after another load
`final Duration`	`getEstimateDelay()`
`final Unit`	`setEstimateDelay(Duration estimateDelay)`
`final Boolean`	`isExpired(Duration delay, Instant now)`	Determine whether the deadline has been exceeded.
`final Unit`	`expire()`
`Unit`	`load()`
`final Unit`	`load(Duration delay)`
`Collection<UrlAware>`	`loadNow()`
`UrlAware`	`peek()`
`UrlAware`	`poll()`

Methods inherited from class ai.platon.pulsar.common.collect.queue.AbstractLoadingQueue
add, addAll, clear, deepClear, externalClear, getCache, getEstimatedSize, getExternalSize, getFreeSlots, getLoadCount, getLoader, getSavedCount, getSize, getTopic, getTransformer, isFull, iterator, offer, overflow, overflow, removeIf, shuffle
Methods inherited from class java.util.AbstractQueue
element, remove
Methods inherited from class java.util.AbstractCollection
contains, containsAll, isEmpty, remove, removeAll, retainAll, toArray, toArray, toString
Methods inherited from class kotlin.collections.Iterable
forEach
Methods inherited from class kotlin.collections.Collection
parallelStream, spliterator, stream, toArray
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

DelayLoadingQueue

DelayLoadingQueue(ExternalUrlLoader loader, UrlTopic topic, Duration loadDelay, Duration estimateDelay, Function1<UrlAware, UrlAware> transformer)

Method Detail

getIdleTime
```
 final Duration getIdleTime()
```

isIdle
```
 final Boolean isIdle()
```

isBusy
```
 final Boolean isBusy()
```

getAdjustedEstimateDelay

 final Duration getAdjustedEstimateDelay()

isExpired
```
 final Boolean isExpired()
```

getEstimatedExternalSize

@Synchronized() Integer getEstimatedExternalSize()

getLoadDelay
```
 final Duration getLoadDelay()
```
The delay time to load after another load

setLoadDelay
```
 final Unit setLoadDelay(Duration loadDelay)
```
The delay time to load after another load

getEstimateDelay
```
 final Duration getEstimateDelay()
```

setEstimateDelay

 final Unit setEstimateDelay(Duration estimateDelay)

isExpired
```
 final Boolean isExpired(Duration delay, Instant now)
```
Determine whether the deadline has been exceeded.

Parameters:

delay - the expiration time

now - the time in used to compare against the expiration time.

Returns:

<code>true</code> if last load time + <code>delay</code> is <<code>now</code>. <code>false</code> otherwise.

expire
```
 final Unit expire()
```

load
```
@Synchronized() Unit load()
```

load

@Synchronized() final Unit load(Duration delay)

loadNow

@Synchronized() Collection<UrlAware> loadNow()

peek
```
@Synchronized() UrlAware peek()
```

poll
```
@Synchronized() UrlAware poll()
```

Class DelayLoadingQueue

Nested Class Summary

Field Summary

Constructor Summary

Enum Constant Summary

Method Summary

Methods inherited from class ai.platon.pulsar.common.collect.queue.AbstractLoadingQueue

Methods inherited from class java.util.AbstractQueue

Methods inherited from class java.util.AbstractCollection

Methods inherited from class kotlin.collections.Iterable

Methods inherited from class kotlin.collections.Collection

Methods inherited from class java.lang.Object

Constructor Detail

DelayLoadingQueue

Method Detail

getIdleTime

isIdle

isBusy

getAdjustedEstimateDelay

isExpired

getEstimatedExternalSize

getLoadDelay

setLoadDelay

getEstimateDelay

setEstimateDelay

isExpired

expire

load

load

loadNow

peek

poll