Webcrawl

Read(325) Label: webcrawlcli,

Users can access the WebcrawlCli external library through the interface embedded in esProc designer to extract specific data from certain websites. To deploy the external library, you:

 

1. The directory containing files of this external library is: installation directory\ esProc\extlib\WebcrawlCli. The Raqsoft core jar for this external library is scu-webcrawl-cli-0.7.3.jar.

accessors-smart-1.2.jar

asm-5.0.4.jar

assertj-core-1.5.0.jar

commons-codec-1.9.jar

commons-collections-3.2.2.jar

commons-io-1.3.2.jar

commons-lang3-3.1.jar

commons-logging-1.2.jar

commons-pool2-2.4.2.jar

fastjson-1.2.28.jar

hamcrest-core-1.3.jar

httpclient-4.5.2.jar

httpcore-4.4.4.jar

jedis-2.9.0.jar

json-path-2.4.0.jar

json-smart-2.3.jar

jsoup-1.10.3.jar

junit-4.11.jar

log4j-1.2.17.jar

slf4j-api-1.7.6.jar

slf4j-log4j12-1.7.6.jar

webmagic-core-0.7.3.jar

webmagic-extension-0.7.3.jar

webStock-2.10.jar

xsoup-0.3.1.jar

Note: The third-party jars are encapsulated in the package and users can choose appropriate ones for specific scenarios.

 

2. A JRE version 1.7 or above is required. Users need to install a higher version if the esProc built-in JRE version does not meet the requirements, and then configure java_home in config.txt under installation directory \esProc\bin. Just skip this step if the JRE version is adequate.

 

3. esProc provides the external library function web_crawl() to extract data from websites. Look it up inHelp-Function referenceto find their uses.