Github user afs commented on a diff in the pull request:
https://github.com/apache/jena/pull/136#discussion_r60234337
--- Diff: jena-arq/src/main/java/org/apache/jena/riot/system/RiotLib.java
---
@@ -73,12 +78,37 @@ public static Node createIRIorBNode(String iri)
return NodeFactory.createURI(iri) ;
}
- /** Test whether */
- public static boolean isBNodeIRI(String iri)
- {
+ /** Test whether a IRI is a ARQ-encoded blank node. */
+ public static boolean isBNodeIRI(String iri) {
return skolomizedBNodes && iri.startsWith(bNodeLabelStart) ;
}
+ // These two must be in-step.
+ /** Function applied to undefined prefixes to convert to a URI string
*/
+ public static final Function<String,String> fixupPrefixes = (x)
-> "::"+x ;
+
+ /** Function to test for undefined prefix URIs*/
+ public static final Predicate<String> testFixupedPrefixURI = (x)
-> x.startsWith("::") ;
+
+ /** Test whether a IRI is a ARQ-encoded blank node. */
+ public static boolean isPrefixIRI(String iri) {
+ return testFixupedPrefixURI.test(iri) ;
--- End diff --
The idea is to leave the possibility of making it configurable. `// These
two must be in-step.`
At the moment, they are final, but the structure is in place for different
especially in dev (when tweaking the final is possible).
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