us.codecraft.webmagic.downloader

类 AbstractDownloader

java.lang.Object

us.codecraft.webmagic.downloader.AbstractDownloader

所有已实现的接口:

Downloader

直接已知子类:

HttpClientDownloader

public abstract class AbstractDownloader
extends Object
implements Downloader

Base class of downloader with some common methods.

从以下版本开始:

0.5.0

作者:

code4crafter@gmail.com

构造器概要

构造器

构造器和说明
AbstractDownloader()

方法概要

限定符和类型	方法和说明
protected Page	addToCycleRetry(Request request, Site site)
Html	download(String url) A simple method to download a url.
Html	download(String url, String charset) A simple method to download a url.
protected void	onError(Request request)
protected void	onSuccess(Request request)

从类继承的方法 java.lang.Object

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

从接口继承的方法 us.codecraft.webmagic.downloader.Downloader

download, setThread

构造器详细资料

AbstractDownloader

public AbstractDownloader()

方法详细资料

download

public Html download(String url)

A simple method to download a url.

参数:

url - url

返回:

html

download

public Html download(String url,
                     String charset)

A simple method to download a url.

参数:

url - url

charset - charset

返回:

html

onSuccess

protected void onSuccess(Request request)

onError

protected void onError(Request request)

addToCycleRetry

protected Page addToCycleRetry(Request request,
                               Site site)