Semantic Web Languages Support

Adds language support for semantic web languages and other xOWL-related languages:

• RDF Resource Description Framework
  • Supported syntaxes: N-Triples, N-Quads, Turtle, TriG and RDF/XML
• OWL Web Ontology Language
  • Supported syntaxes: Functional, OWL/XML
• SPARQL SPARQL Protocol and RDF Query Language
• xRDF Executable Resource Description Framework
• xOWL Executable Web Ontology Language
• Denotation Denotation capture language

Install and Prerequisites

Open up VS Code and hit F1 and type ext select Install Extension and type xowl-languages hit enter and reload window to enable.

Note: This extension requires a location installation of Java. Java can be installed from Oracle, or from the OpenJDK project.

This extension looks for a local installation a Java using (in this order):

• The xowl.java configuration of VSCode.
• The JAVA_HOME environment variable.
• The PATH environment variable.

Features

• Syntactic coloring for the supported syntaxes.
• Detection of semantic resources across files and syntaxes.
• Syntactic verification and other diagnostics for common issues.

Settings

xowl.java { string }

• The path to a location installation of Java.
• If set, this specification of Java will be used before others.

xowl.lsp.server { integrated | remote }

• Defaults to integrated.
• This setting specifies which language server to use:
  • integrated: use of the language server embedded within this extension.
  • remote: connect to a remote language server (on localhost). The port can be configured with xowl.lsp.server.port.

xowl.lsp.server.port { integer }

• Specifies the port to be used to connect to a remote language server.
• This setting is only used when xowl.lsp.server is set to remote.

License

The source code to this extension is the property of the Association Cénotélie. It is available in xowl-vscode and licensed under the GNU Lesser General Public License Version 3.

This extension embeds a compiled version of the language server. The source code to the language server is available on xowl-infra and licensed under the GNU Lesser General Public License Version 3 by the Association Cénotélie.