Best code snippets using org.apache.jena.query.ARQ.getContext(Showing top 15 results out of 315)

  private NodeValue cast(String input$) {
    Expr input = ExprUtils.parse(input$) ;
    ARQ.getContext().set(ARQConstants.sysCurrentTime, NodeFactoryExtra.nowAsDateTime()) ;
    FunctionEnv env = new ExecutionContext(ARQ.getContext(), null, null, null) ; 
    return input.eval(null, env) ;
  }
}

/** Apply static transformations to a query to optimize it */
public static Op optimize(Op op, Context context)
{
  if ( context == null )
    context = ARQ.getContext() ;
  // Call-through to somewhere to manage all the optimizations
  if ( op == null )
    return null ;
  return Optimize.optimize(op, context) ;
}   

public static DescribeHandlerRegistry get(Context context)
{
  if ( context == null )
    return null ;
  return (DescribeHandlerRegistry)ARQ.getContext().get(ARQConstants.registryDescribeHandlers) ;
}

public static void printPlan(Query query, QueryExecution qe)
{
  QueryEngineFactory f = QueryEngineRegistry.findFactory(query, qe.getDataset().asDatasetGraph(), ARQ.getContext()) ;
  if ( f == null )
    System.err.println("printPlan: Unknown engine type: "+Lib.className(qe)) ;
  
  Plan plan = f.create(query, qe.getDataset().asDatasetGraph(), BindingRoot.create(), ARQ.getContext()) ;
  SerializationContext sCxt = new SerializationContext(query) ;
  IndentedWriter out = IndentedWriter.stdout ;

  plan.output(out, sCxt) ;
  out.flush();
}

public static void register() {
  init() ;
  String NS = ARQ.PATH ;
  ContextMBean cxtBean = new ContextMBean(ARQ.getContext()) ;
  QueryEngineInfo qeInfo = QueryEngineBase.queryEngineInfo ;
  // Done in ARQ initialization --
  // register(NS+".system:type=SystemInfo", ARQ.systemInfo) ;
  register(NS + ".system:type=Context", cxtBean) ;
  register(NS + ".system:type=Engine", qeInfo) ;
}

@Test
public void query_with_auth_12() {
  ARQ.getContext().remove(Service.serviceContext);
  QueryEngineHTTP qe = (QueryEngineHTTP) QueryExecutionFactory.sparqlService(authServiceQuery, "ASK { }");
  // Auth credentials for valid user with correct password
  qe.setClient(withCreds("allowed", "password"));
  Assert.assertTrue(qe.execAsk());
 }

private static Plan makePlan(Query query, DatasetGraph dataset, Binding input, Context context)
{
  if ( context == null )
    context = new Context(ARQ.getContext()) ;
  if ( input == null )
    input = BindingRoot.create() ; 
  QueryEngineFactory f = findFactory(query, dataset, context) ;
  if ( f == null )
    return null ;
  return f.create(query, dataset, input, context) ;
}
// ---------------- Internal routines

  private static Context setupContext(Context context, DatasetGraph dataset)
  {
    // To many copies?
    if ( context == null )      // Copy of global context to protect against change.
      context = ARQ.getContext() ;
    context = context.copy() ;

    if ( dataset.getContext() != null )
      context.putAll(dataset.getContext()) ;
    
    context.set(ARQConstants.sysCurrentTime, NodeFactoryExtra.nowAsDateTime()) ;
    return context ; 
  }
}

public static void init() {
  // Intialize if there is no registry already set 
  FunctionRegistry reg = new FunctionRegistry() ;
  StandardFunctions.loadStdDefs(reg) ;
  set(ARQ.getContext(), reg) ;
}

public static NodeValue eval(Expr expr, Binding binding)
{
  Context context = ARQ.getContext().copy() ;
  context.set(ARQConstants.sysCurrentTime, NodeFactoryExtra.nowAsDateTime()) ;
  FunctionEnv env = new ExecutionContext(context, null, null, null) ; 
  NodeValue r = expr.eval(binding, env) ;
  return r ;
}

/**
 * Create a new generator
 * @param context Context
 */
public AlgebraGenerator(Context context)
{
  this (context != null ? context : ARQ.getContext().copy(), 0) ;
}

private static void setupJS() {
  Context cxt = ARQ.getContext();
  cxt.set(ARQ.symJavaScriptLibFile, JS_LIB_FILE);
  cxt.set(ARQ.symJavaScriptFunctions, "function inc(x) { return x+1 }");
  EnvJavaScript.reset();
}

public synchronized static PropertyFunctionRegistry get()
{
  // Intialize if there is no registry already set 
  PropertyFunctionRegistry reg = get(ARQ.getContext()) ;
  if ( reg == null )
  {
    reg = standardRegistry() ;
    set(ARQ.getContext(), reg) ; 
  }
  return reg ;
}

  private NodeValue cast(String input$) {
    Expr input = ExprUtils.parse(input$) ;
    ARQ.getContext().set(ARQConstants.sysCurrentTime, NodeFactoryExtra.nowAsDateTime()) ;
    FunctionEnv env = new ExecutionContext(ARQ.getContext(), null, null, null) ; 
    return input.eval(null, env) ;
  }
}

  private static Context setupContext(Context context, DatasetGraph dataset)
  {
    // To many copies?
    if ( context == null )      // Copy of global context to protect against change.
      context = ARQ.getContext() ;
    context = context.copy() ;

    if ( dataset.getContext() != null )
      context.putAll(dataset.getContext()) ;
    
    context.set(ARQConstants.sysCurrentTime, NodeFactoryExtra.nowAsDateTime()) ;
    return context ; 
  }
}