All Classes and Interfaces
Class
Description
Bridge to enable use of Accumulator of aksw-commons with jena
Wrapper for to use our (map-reduce-suited)
Aggregator framework with Jena.Interface to create sparql fragments for bounding box matching in different vocabularies
Adds a quad tree cache to the lookup service.
DBSCANClusterer<T extends org.apache.commons.math3.ml.clustering.Clusterable>
DBSCAN (density-based spatial clustering of applications with noise) algorithm.
DBscan.
CSV parsing function which yields a json object.
jsonLiteral jsonp(jsonLiteral, queryString)
http://www.mkyong.com/java/apache-httpclient-examples/
http:request(concat(?baseUrl, )
json:parse('')
Convert RDF terms to corresponding JSON elements (if possible)
Transform a JSON object into a array of objects with key and value attributes.
Access a JSON objects immediate attribute.
Access a JSON objects immediate attribute.
jsonLiteral json:path(jsonLiteral, queryString)
NOTE: The older version of org.apache.commons.validator.routines.UrlValidator is located in package
org.apache.commons.validator.UrlValidator
url:fetch(?url, [option1 [, ...
Convert an XML Node to string
Use the property function ?s xml:unnest (xpathexpr ?o) for dealing with (/iterating) NodeList
Use the function xml:path(?doc, pathexpr) to extract individual values
Abstraction to allow use of any envelope-like object
Access a JSON objects immediate attribute.
Access a JSON objects immediate attribute.
Function that parses a poly line into a WKT literal; a linestring of all points
TODO This should either become a datatype or a real jena function
Function that creates Voronoi Diagrams from collections of points.
Function for benchmarking a sparql query on a given endpoint and obtain
the statistics as an RDF literal holding a JSON object.
Function for benchmarking a sparql query on a given endpoint and obtain
the statistics as an RDF literal holding a JSON object.
A function that returns an RDF term that encapsulates a lambda.
A function that returns an RDF term that encapsulates a lambda.
Function that prints it's argument to stderr (debugging aid)
Function that takes two mandatory and one optional parameters:
A lambda that generates a value
A lambda that must return true if the value is accepted
Optionally, a retry count.
Given a SPARQL select query, rewrite it such that the original query is encoded in a service clause.
This class bundles
(a) a SPARQL graph pattern that relates entities to spatial objects with
(b) with a method that can constrain the rows to arbitrary bounding boxes.
A bridge between a SPARQL relation that can be constrained to a bounding box
and converting matching rows to WKT strings.
Variable (not vocabulary) based utilities to create filter expressions for geo data
Constants for GeoJSON objects
Reads a GeoJSON Geometry from a JSON fragment into a
Geometry.Just an experimental wrapper that delegates all method calls
to an unterlying HttpClient.
Interceptor for HTTP requests and responses that generates RDF and puts it into
a sink
A LooseQuadTree data structure.
A simple map service that filters a graph pattern to those rows that are within the requested
bounding boxes.
{
Bind("['foo', 'bar']"^^xsd:json As ?json)
?json json:array ?items.
Assign array components to a given list of variables.
Generate (big) integer numbers for the specified range start (inclusive) and end (exclusive).
Probe the encoding of a file
Returns an empty string if none could be obtained
"SELECT ...
Function for parsing a given CSV resource as a stream of JSON objects
By default, the resource will be attempted to parse as EXCEL csv.
"SELECT ...
Recursively list URLs of directory content
Make all keys of a json object available as sparql variables.
{
Bind("['foo', 'bar']"^^xsd:json As ?json)
?json json:array ?items.
{
Bind("['foo', 'bar']"^^xsd:json As ?json)
?json json:array ?items.
A variant of QueryIterDistinct where a list of conditions can be specified when to apply distinct.
A datatype for NIO Paths.
Datatype for Well Known Binary Literals