All Implemented Interfaces:

ai.platon.pulsar.common.config.Parameterized , java.lang.AutoCloseable
```
public class BrowserEmulator
extends BrowserEmulatorBase
                    
```
Created by vincent on 18-1-1. Copyright @ 2013-2017 Platon AI. All rights reserved.

Field Summary

Fields
Modifier and Type	Field	Description
`private final Meter`	`numDeferredNavigates`
`private SuspendFunction2<InteractTask, InteractResult, Unit>`	`scrollDownPolicy`
`private final WebDriverPoolManager`	`driverPoolManager`
`private final Boolean`	`supportAllCharsets`
`private final Pattern`	`charsetPattern`
`private final AtomicBoolean`	`closed`
`private final Boolean`	`isActive`
`private final Meter`	`meterNavigates`
`private final Counter`	`counterRequests`
`private final Counter`	`counterJsEvaluates`
`private final Counter`	`counterJsWaits`
`private final Counter`	`counterCancels`
`private final WebDriverSettings`	`driverSettings`
`private final BrowserResponseHandler`	`responseHandler`
`private final ImmutableConfig`	`immutableConfig`

Constructor Summary

Constructors
Constructor	Description
`BrowserEmulator(WebDriverPoolManager driverPoolManager, BrowserResponseHandler responseHandler, ImmutableConfig immutableConfig)`

Method Summary

Modifier and Type	Method	Description
`final Meter`	`getNumDeferredNavigates()`
`final SuspendFunction2<InteractTask, InteractResult, Unit>`	`getScrollDownPolicy()`
`final Unit`	`setScrollDownPolicy(SuspendFunction2<InteractTask, InteractResult, Unit> scrollDownPolicy)`
`final WebDriverPoolManager`	`getDriverPoolManager()`
`final Boolean`	`getSupportAllCharsets()`
`final Pattern`	`getCharsetPattern()`
`final AtomicBoolean`	`getClosed()`
`final Boolean`	`getIsActive()`
`final Meter`	`getMeterNavigates()`
`final Counter`	`getCounterRequests()`
`final Counter`	`getCounterJsEvaluates()`
`final Counter`	`getCounterJsWaits()`
`final Counter`	`getCounterCancels()`
`final WebDriverSettings`	`getDriverSettings()`
`final BrowserResponseHandler`	`getResponseHandler()`	Handle the response
`final ImmutableConfig`	`getImmutableConfig()`
`FetchResult`	`fetch(FetchTask task, WebDriver driver)`	Fetch a page using a browser which can render the DOM and execute scripts.
`Unit`	`cancelNow(FetchTask task)`
`Unit`	`cancel(FetchTask task)`
`Unit`	`jsScrollDown(InteractTask interactTask, InteractResult result)`

Methods inherited from class ai.platon.pulsar.protocol.browser.emulator.BrowserEmulator
close, createResponse, createResponseWithDatum, getParams, logBeforeNavigate
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

BrowserEmulator

BrowserEmulator(WebDriverPoolManager driverPoolManager, BrowserResponseHandler responseHandler, ImmutableConfig immutableConfig)

Method Detail

getNumDeferredNavigates
```
 final Meter getNumDeferredNavigates()
```

getScrollDownPolicy

 final SuspendFunction2<InteractTask, InteractResult, Unit> getScrollDownPolicy()

setScrollDownPolicy

 final Unit setScrollDownPolicy(SuspendFunction2<InteractTask, InteractResult, Unit> scrollDownPolicy)

getDriverPoolManager

 final WebDriverPoolManager getDriverPoolManager()

getSupportAllCharsets
```
 final Boolean getSupportAllCharsets()
```

getCharsetPattern
```
 final Pattern getCharsetPattern()
```

getClosed
```
 final AtomicBoolean getClosed()
```

getIsActive
```
 final Boolean getIsActive()
```

getMeterNavigates
```
 final Meter getMeterNavigates()
```

getCounterRequests
```
 final Counter getCounterRequests()
```

getCounterJsEvaluates
```
 final Counter getCounterJsEvaluates()
```

getCounterJsWaits
```
 final Counter getCounterJsWaits()
```

getCounterCancels
```
 final Counter getCounterCancels()
```

getDriverSettings

 final WebDriverSettings getDriverSettings()

getResponseHandler

 final BrowserResponseHandler getResponseHandler()

Handle the response

getImmutableConfig

 final ImmutableConfig getImmutableConfig()

fetch
```
 FetchResult fetch(FetchTask task, WebDriver driver)
```
Fetch a page using a browser which can render the DOM and execute scripts.

Parameters:

task - The task to fetch

cancelNow
```
 Unit cancelNow(FetchTask task)
```

cancel
```
 Unit cancel(FetchTask task)
```

jsScrollDown

 Unit jsScrollDown(InteractTask interactTask, InteractResult result)

Class BrowserEmulator

Field Summary

Constructor Summary

Method Summary

Methods inherited from class ai.platon.pulsar.protocol.browser.emulator.BrowserEmulator

Methods inherited from class java.lang.Object

Constructor Detail

BrowserEmulator

Method Detail

getNumDeferredNavigates

getScrollDownPolicy

setScrollDownPolicy

getDriverPoolManager

getSupportAllCharsets

getCharsetPattern

getClosed

getIsActive

getMeterNavigates

getCounterRequests

getCounterJsEvaluates

getCounterJsWaits

getCounterCancels

getDriverSettings

getResponseHandler

getImmutableConfig

fetch

cancelNow

cancel

jsScrollDown