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FAQ - Getting Started
(ANTLRMorph)
HI, here is where we are going to put a bunch of stuff about getting started. We also have back entries underneath this page. What is ANTLRMorph? Allow programmers to define translators in terms of co…
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How do I install this damn thing?
(ANTLR 3)
Packages of ANTLR available from the repositories of distributions like Ubuntu are quite old and probably worth avoiding. Getting a proper Java virtual machine running You can skip this step if you kn…
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updated_for_v3_3
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How do I use ANTLR v3 from the command line?
(ANTLR 3)
You can run ANTLRWorks and tell it to generate the output code or you can run ANTLR directly from the commandline with: $ java -jar antlr-3.1.2.jar mygrammar.g or $ java -cp antlr-3.1.2.jar org.antlr.…
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faq_general
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How do I use ANTLR v3 generated Lexer and Parser from Java?
(ANTLR 3)
In principle, the usage of antlr v3 is the same as for antlr v2. The example source code shown below is using the generated files from the java.g grammar. Creating a character stream First, the input …
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antlr3
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How do I use ant with ANTLR 3?
(ANTLR 3)
For complete information, see How to use ant with ANTLR3. download ant-antlr3 task from http://www.antlr.org/share/1169924912745/antlr3-task.zip copy to where ant can see it. My mac: $ sudo cp /usr/lo…
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How to run the generated Morpher.java?
(ANTLRMorph)
Assuming that you run morph on a grammar G.g and get a generated GMorpher java class, you can use the following example to trigger the GMorpher. Because morph replies on parse tree, you'll need to get…
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What is the difference between ANTLR v2 and v3?
(ANTLR 3)
[See also Migrating from ANTLR 2 to ANTLR 3] There are number of things have changed for the better in v3 including: a brand-new very powerful extension to LL(k) called LL(*) an auto backtracking mode…
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faq_general
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Where does ANTLR write output files?
(ANTLR 3)
ANTLR writes files to the current directory by default. But, the output filename is sensitive to the output directory and the directory where the grammar file was found. If you reference a grammar wit…
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faq_options
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Where do I find this damn thing?
(ANTLR 3)
See http://www.antlr.org/download.html for the latest version. ANTLR Download directory takes you to a list of files. There is a mirror of the development source at github
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faq_general
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Label: faq_gettingstarted