rmlmapper-java | RMLMapper executes RML rules to generate high quality | Messaging library

by RMLio Java Version: v6.1.3 License: MIT

X-Ray Key Features Code Snippets Community Discussions(1)Vulnerabilities Install Support

kandi X-RAY | rmlmapper-java Summary

rmlmapper-java is a Java library typically used in Messaging applications. rmlmapper-java has no bugs, it has no vulnerabilities, it has build file available, it has a Permissive License and it has low support. You can download it from GitHub, Maven.

The RMLMapper executes RML rules to generate high quality Linked Data from multiple originally (semi-)structured data sources

Support

Quality

Security

License

Reuse

Support

rmlmapper-java has a low active ecosystem.

It has 129 star(s) with 55 fork(s). There are 14 watchers for this library.

It had no major release in the last 12 months.

There are 47 open issues and 132 have been closed. On average issues are closed in 105 days. There are 4 open pull requests and 0 closed requests.

It has a neutral sentiment in the developer community.

The latest version of rmlmapper-java is v6.1.3

Quality

rmlmapper-java has 0 bugs and 0 code smells.

Security

rmlmapper-java has no vulnerabilities reported, and its dependent libraries have no vulnerabilities reported.

rmlmapper-java code analysis shows 0 unresolved vulnerabilities.

There are 0 security hotspots that need review.

License

rmlmapper-java is licensed under the MIT License. This license is Permissive.

Permissive licenses have the least restrictions, and you can use them in most projects.

Reuse

rmlmapper-java releases are available to install and integrate.

Deployable package is available in Maven.

Build file is available. You can build the component from source.

Installation instructions, examples and code snippets are available.

rmlmapper-java saves you 47968 person hours of effort in developing the same functionality from scratch.

It has 11668 lines of code, 1009 functions and 192 files.

It has medium code complexity. Code complexity directly impacts maintainability of the code.

Top functions reviewed by kandi - BETA

kandi has reviewed rmlmapper-java and discovered the below as its top functions. This is intended to give you an instant insight into rmlmapper-java implemented functionality, and help decide if they suit your requirements.

Returns the result set as an InputStream
Returns the data type corresponding to a SQL data type
Returns an input stream to an XML input stream
Creates a CSV input stream from the ResultSet
Gets an InputStream from a file or content string
Gets an input stream from a URL
Gets a file
Converts RML TriplesMap to RML
Gets the database enum type
Returns a list of CSV records for a data source
Populate the options for the CSVWarser
Extracts records from a given XML document
Gets the values for the column in the CSV file
Add functions for generation - level functions
Gets an input stream from the URL
Add triples functions for generation
Retrieves the object for the given column
Generate terms
Gets the values for a reference
Generates terms
Execute the function
Closes the target file
Returns the object for the given column
Writes the model to the Writer
Returns an InputStream for the SPARQL endpoint
Gets all Quads of the given subject and objects

Get all kandi verified functions for this library.

rmlmapper-java Key Features

No Key Features are available at this moment for rmlmapper-java.

rmlmapper-java Examples and Code Snippets

No Code Snippets are available at this moment for rmlmapper-java.

Community Discussions

Trending Discussions on rmlmapper-java

What is the best mapping.ttl file for converting xml file into RDF by using RML-Mapper library?

QUESTION

What is the best mapping.ttl file for converting xml file into RDF by using RML-Mapper library?

Asked 2020-May-12 at 07:29

I am using RML-Mapper library in order to convert xml file into rdf file. For the following xml file, catalogs.xml, I am having troubles to write the best mapping.ttl. My question is, what is the best mapping.ttl file for that specific xml? I provide catalogs.xml and catalog_mapping.ttl files below...

Catalogs.xml file

...

ANSWER

Answered 2020-May-12 at 07:29

The mapping rules are already quite good, I did the following improvements:

rr: should not be used as prefix for your own TriplesMaps. The rr prefix is defined by the R2RML specification. To solve this, I added @base http://example.org and removed the rr prefix of the TriplesMaps:

Source https://stackoverflow.com/questions/56270841

Community Discussions, Code Snippets contain sources that include Stack Exchange Network

Vulnerabilities

No vulnerabilities reported

Install rmlmapper-java

The RMLMapper is build using Maven: mvn install. A standalone jar can be found in /target. Two jars are found in /target: a slim jar without bundled dependencies, and a standalone jar (suffixed with -all.jar) with all dependencies bundled.

Support

local data sources: Excel (.xlsx) LibreOffice (.ods) CSV files (including CSVW) JSON files (JSONPath) XML files (XPath)remote data sources: relational databases (MySQL, PostgreSQL, Oracle, and SQLServer) Web APIs with W3C Web of Things SPARQL endpoints files via HTTP urls (via GET) CSV files JSON files (JSONPath (@ can be used to select the current object.)) XML files (XPath)functions (most cases) For examples on how to use functions within RML mapping documents, you can have a look at the RML+FnO test casesconfiguration filemetadata generationoutput formats: nquads (default), turtle, trig, trix, jsonld, hdtjoin conditionstargets: local file VoID dataset SPARQL endpoint with SPARQL UPDATE

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