CountableThreadPool (webmagic-core 0.5.3 API)

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java.lang.Object
- us.codecraft.webmagic.thread.CountableThreadPool

```
public class CountableThreadPool
extends Object
```
Thread pool for workers.

Use ExecutorService as inner implement.

New feature:

1. Block when thread pool is full to avoid poll many urls without process.

2. Count of thread alive for monitor.

从以下版本开始:

0.5.0

作者:

code4crafer@gmail.com

构造器概要

构造器
构造器和说明

CountableThreadPool(int threadNum)

CountableThreadPool(int threadNum, ExecutorService executorService)

方法概要

All Methods Instance Methods Concrete Methods
限定符和类型	方法和说明
`void`	`execute(Runnable runnable)`
`int`	`getThreadAlive()`
`int`	`getThreadNum()`
`boolean`	`isShutdown()`
`void`	`setExecutorService(ExecutorService executorService)`
`void`	`shutdown()`

从类继承的方法 java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

构造器详细资料

CountableThreadPool

public CountableThreadPool(int threadNum)

CountableThreadPool

public CountableThreadPool(int threadNum,
                           ExecutorService executorService)

方法详细资料

setExecutorService

public void setExecutorService(ExecutorService executorService)

getThreadAlive
```
public int getThreadAlive()
```

getThreadNum
```
public int getThreadNum()
```

execute

public void execute(Runnable runnable)

isShutdown
```
public boolean isShutdown()
```

shutdown
```
public void shutdown()
```

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