Package com.hp.hpl.jena.sparql.pfunction

Examples of com.hp.hpl.jena.sparql.pfunction.PropertyFunctionRegistry

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    // ----
   
    public static Procedure build(Node procId, PropFuncArg subjArg, PropFuncArg objArg, ExecutionContext execCxt)
    {
        Context context = execCxt.getContext() ;
        PropertyFunctionRegistry reg = PropertyFunctionRegistry.chooseRegistry(context) ;
        PropertyFunctionFactory f = reg.get(procId.getURI()) ;
        PropertyFunction pf = f.create(procId.getURI()) ;
        pf.build(subjArg, procId, objArg, execCxt) ;
        //Make wrapper
        return new ProcedurePF(pf, subjArg, procId, objArg) ;
    }
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    // ----
   
    public static Procedure build(Node procId, PropFuncArg subjArg, PropFuncArg objArg, ExecutionContext execCxt)
    {
        Context context = execCxt.getContext() ;
        PropertyFunctionRegistry reg = choosePropFuncRegistry(context) ;
        PropertyFunctionFactory f = reg.get(procId.getURI()) ;
        PropertyFunction pf = f.create(procId.getURI()) ;
        pf.build(subjArg, procId, objArg, execCxt) ;
        //Make wrapper
        return new ProcedurePF(pf, subjArg, procId, objArg) ;
    }
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    }
   
    static public PropertyFunctionRegistry choosePropFuncRegistry(Context context)
    {
        PropertyFunctionRegistry registry = PropertyFunctionRegistry.get(context) ;
        if ( registry == null )
            registry = PropertyFunctionRegistry.get() ;
        return registry ;
    }
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    private static Op compilePattern(BasicPattern pattern, Context context)
    {  
        // Split into triples and property functions.

        PropertyFunctionRegistry registry = chooseRegistry(context) ;
   
        // 1/ Find property functions.
        //    Property functions may involve other triples (for list arguments)
        //    (but leave the property function triple in-place as a marker)
        // 2/ Find arguments for property functions
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        return OpSequence.create(op, opBGP) ;
    }

    public static PropertyFunctionRegistry chooseRegistry(Context context)
    {
        PropertyFunctionRegistry registry = PropertyFunctionRegistry.get(context) ;
        // Else global
        if ( registry == null )
            registry = PropertyFunctionRegistry.get() ;
        return registry ;
    }
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Related Classes of com.hp.hpl.jena.sparql.pfunction.PropertyFunctionRegistry

  • com.hp.hpl.jena.sparql.algebra.PropertyFunctionGenerator
  • com.hp.hpl.jena.sparql.procedure.ProcEval
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