< Home - < Back

jflex


Information about the package, jflex, which is shipped with common Linux distributions. The jflex package is designed for, Fast Scanner Generator.


Package Name:

jflex

Summary:

Fast Scanner Generator

Description:

JFlex is a lexical analyzer generator (also known as scanner generator) for Java(tm), written in Java(tm). It is also a rewrite of the very useful tool JLex which was developed by Elliot Berk at Princeton University. As Vern Paxson states for his C/C++ tool flex: They do not share any code though. JFlex is designed to work together with the LALR parser generator CUP by Scott Hudson, and the Java modification of Berkeley Yacc BYacc/J by Bob Jamison. It can also be used together with other parser generators like ANTLR or as a standalone tool.

Architecture:

noarch

Version:

1.4.1

Release:

0.7.el6

Size:

785 k

Repository:

base

From Repository:

Licence:

GPLv2



Handy Yum Commands for jflex


Control the jflex package with the following handy commands outlined below.


Command

Description of Command

yum install jflex

This command will install jflex on the server.

yum remove jflex

This command will un-install jflex on the server. When you run this command, you will be asked if you are sure that you want to remove jflex, so you have to manually confirm that you want to do this.

yum -y remove jflex

This command will un-install jflex on the server. When you run this command with th e -y flag, you will not be prompted to check that you are sure you want to remove the package - so be sure you absolutely want to remove jflex when using the -y flag.

yum update jflex

This command will update jflex to the latest version. When you run this command, you will be asked if you are sure that you want to remove jflex, so you have to manually confirm that you want to do this.

yum -y update jflex

This command will update jflex to the latest version. When you run this command with the -y flag, you will not be prompted to check that you are sure you want to remove the package - so be sure you absolutely want to remove jflex when using the -y flag.

yum info jflex

This command will show you core information about the jflex package.

yum deplist jflex

This command will show you the dependencies for jflex. Thankfully, when using Yum, if dependencies are required, these are also installed at the same time so you don't have to worry too much about that.

yum check-update jflex

This command will check if there is an update waiting on jflex. When you run this command this will return nothing if there is nothing to update, or, will return the package name if the package is due to be updated.