us.codecraft.webmagic.downloader

类 FileCache

java.lang.Object

us.codecraft.webmagic.utils.FilePersistentBase

us.codecraft.webmagic.downloader.FileCache

所有已实现的接口:

Downloader, Pipeline, PageProcessor

public class FileCache
extends FilePersistentBase
implements Downloader, Pipeline, PageProcessor

Download file and saved to file for cache.

从以下版本开始:

0.2.1

作者:

code4crafter@gmail.com

字段概要

从类继承的字段 us.codecraft.webmagic.utils.FilePersistentBase

path, PATH_SEPERATOR

构造器概要

构造器

构造器和说明
FileCache(String startUrl, String urlPattern)
FileCache(String startUrl, String urlPattern, String path)

方法概要

限定符和类型	方法和说明
Page	download(Request request, Task task)
Site	getSite()
void	process(Page page)
void	process(ResultItems resultItems, Task task)
FileCache	setDownloaderWhenFileMiss(Downloader downloaderWhenFileMiss)
void	setThread(int thread)

从类继承的方法 us.codecraft.webmagic.utils.FilePersistentBase

checkAndMakeParentDirecotry, getFile, getPath, setPath

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

FileCache

public FileCache(String startUrl,
                 String urlPattern)

FileCache

public FileCache(String startUrl,
                 String urlPattern,
                 String path)

方法详细资料

setDownloaderWhenFileMiss

public FileCache setDownloaderWhenFileMiss(Downloader downloaderWhenFileMiss)

download

public Page download(Request request,
                     Task task)

指定者:

download 在接口中 Downloader

setThread

public void setThread(int thread)

指定者:

setThread 在接口中 Downloader

process

public void process(ResultItems resultItems,
                    Task task)

指定者:

process 在接口中 Pipeline

process

public void process(Page page)

指定者:

process 在接口中 PageProcessor

getSite

public Site getSite()

指定者:

getSite 在接口中 PageProcessor