CrawlTaskConsumer (Crawljax core 5.2.2 API)

java.lang.Object
- com.crawljax.core.CrawlTaskConsumer

All Implemented Interfaces:

Callable<Void>
```
public class CrawlTaskConsumer
extends Object
implements Callable<Void>
```
Consumes StateVertexs it gets from the UnfiredCandidateActions. It delegates the actual browser interactions to a Crawler whom it has a 1 to 1 relation with.

Field Summary

Fields
Modifier and Type	Field	Description
`private UnfiredFragmentCandidates`	`candidates`
`private Crawler`	`crawler`
`private ExitNotifier`	`exitNotifier`
`private static org.slf4j.Logger`	`LOG`
`private AtomicInteger`	`runningConsumers`

Constructor Summary

Constructors
Constructor Description

CrawlTaskConsumer(UnfiredFragmentCandidates candidates, ExitNotifier exitNotifier, Crawler crawler)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`Void`	`call()`
`StateVertex`	`crawlIndex()`	This method calls the index state.
`CrawlerContext`	`getContext()`
`private void`	`handleTask(StateVertex state)`
`private void`	`pollAndHandleCrawlTasks()`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

LOG

private static final org.slf4j.Logger LOG

runningConsumers

private final AtomicInteger runningConsumers

crawler
```
private final Crawler crawler
```

candidates

private final UnfiredFragmentCandidates candidates

exitNotifier

private final ExitNotifier exitNotifier

Constructor Detail

CrawlTaskConsumer

@Inject
CrawlTaskConsumer(UnfiredFragmentCandidates candidates,
                  ExitNotifier exitNotifier,
                  Crawler crawler)

Method Detail
- call
```
public Void call()
```
  Specified by:
  
  call in interface Callable<Void>
- pollAndHandleCrawlTasks
```
private void pollAndHandleCrawlTasks()
                              throws InterruptedException
```
  Throws:
  
  InterruptedException
- handleTask
```
private void handleTask(StateVertex state)
```
- crawlIndex
```
public StateVertex crawlIndex()
```
  This method calls the index state. It should be called once in order to setup the crawl.
  
  Returns:
  
  The initial state.
- getContext
```
public CrawlerContext getContext()
```