DOT Language to Adjacency List

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How to use

Install Java

• Install via CLI

  1. ArchLinux

  • Now we are going to install the latest version of JRE

     sudo pacman -S jre-openjdk

  • Now we are going to install the latest version of JDK

     sudo pacman -S jdk-openjdk

  2. Others

      sudo apt install openjdk-XX-jdk
      sudo apt install openjdk-XX-jre

     Install the latest available version for your distro

Install Antlr

1. Installation

   • Create a virtual enviroment

       python -m venv /path/to/new/virtual/environment

   • Install Antlr using the file requirements.txt

       pip install -r requirements.txt

   • Verify installation

       antlr

Usage

• Create the script setup.sh.

    #!/usr/bin/sh
  
    setup(){
    	local venvpath="$HOME/path/to/env"
  
    	source "${venvpath}/bin/activate"
    	
    	export CLASSPATH=.:~/.m2/repository/org/antlr/antlr4/4.13.1/antlr4-4.13.1-complete.jar:$CLASSPATH
    	alias grun='java org.antlr.v4.gui.TestRig'
    }
  
    setup

• Execute the script

    source setup.sh

• Now we compile boths files.

    ~ antlr4 -no-listener -visitor DotExpr.g4 

• With javac we compile the java codes generated.

    javac *.java

• If we want to see the gui, run Antlr with grun

    grun DotExpr graph -gui