Introduction to jar packages related to jstl

Introduction to jar packages related to jstl

I don't know what to do with so many packages because I need to build an SSH framework. So I checked the role of each package, which is boring.

 

Mail. JarJava sends an email containing activation. jar and mail. jar two packages. you can use the class calls to send emails. .......

Dom. JarThe Document Object Model (DOM) allows developers to reference, retrieve, and modify elements in an XML structure.

Jaxen-full.jarJaxen is an XPATH engine developed using Java and supports JDOM and dom4j.

Jaxp-api.jarJAXP is the abbreviation of Java API for XML processing.

Jadb2_0-stdxt.jarJavax. SQL package, you can check Java API.

Jstl. Jar

Sax. JarSax is a "push" model used to process XML event-driven data. Although it is not a W3C standard, it is a widely recognized API.

Saxpath. JarSaxpath is an event-based API for xpath parsers, that is, for parsers which parse XPath expressions. saxpath is intended to be for xpath what Sax is for XML

Standard. JarStandard tag library package. Two jstl core packages.

Xalan. JarXalan is a standard for converting Extensible Markup Language (XML) to hypertext link Markup Language (HTML) or other types of XML documents

Xercesimpl. JarThe ability to parse XML files is very convenient, we can download some third-party tool kits such as xml-apis.jar andXercesimpl. Jar. Xerces is a syntax analyzer compatible with the Extensible Markup Language (XML. The xerces analyzer can process Java and C ++. It uses Internet consortium XML, file object... xerces-C is an XML analyzer compiled with a portable C ++ subset. Xerces-C allows reading and writing XML data

For example
If you want to use jstl, you must put the jstl. jar and standard. Jar files in classpath. If you want to use XML
Processing and Database Access
(SQL) label and put the relevant jar files into classpath. These jar files are all stored in the downloaded ZIP file.