us.codecraft.webmagic.downloader

Class AbstractDownloader

java.lang.Object

us.codecraft.webmagic.downloader.AbstractDownloader

All Implemented Interfaces:

Downloader

Direct Known Subclasses:

HttpClientDownloader

public abstract class AbstractDownloader
extends java.lang.Object
implements Downloader

Base class of downloader with some common methods.

Since:

0.5.0

Author:

code4crafter@gmail.com

Constructor Summary

Constructors

Constructor and Description
AbstractDownloader()

Method Summary

Modifier and Type	Method and Description
Html	download(java.lang.String url) A simple method to download a url.
Html	download(java.lang.String url, java.lang.String charset) A simple method to download a url.
protected void	onError(Request request)
protected void	onSuccess(Request request)

Methods inherited from class java.lang.Object

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

Methods inherited from interface us.codecraft.webmagic.downloader.Downloader

download, setThread

Constructor Detail

AbstractDownloader

public AbstractDownloader()

Method Detail

download

public Html download(java.lang.String url)

A simple method to download a url.

Parameters:

url - url

Returns:

html

download

public Html download(java.lang.String url,
                     java.lang.String charset)

A simple method to download a url.

Parameters:

url - url

charset - charset

Returns:

html

onSuccess

protected void onSuccess(Request request)

onError

protected void onError(Request request)