How to use

createCallTarget

method

in

com.oracle.truffle.api.TruffleRuntime

CallTarget lookupComputation(Object key, RootNode computation) {
  Cache cache = lookupCache(key);
  if (cache.computation == null && computation != null) {
    cache.computation = Truffle.getRuntime().createCallTarget(computation);
  }
  return cache.computation;
}

protected static CallTarget createTarget(HostEntryRootNode<?> node) {
  EngineSupport support = JavaInterop.ACCESSOR.engine();
  if (support == null) {
    return Truffle.getRuntime().createCallTarget(new RootNode(null) {
      @Override
      public Object execute(VirtualFrame frame) {
        return node.execute(frame);
      }
    });
  }
  return Truffle.getRuntime().createCallTarget(support.wrapHostBoundary(node, node));
}

@Override
public CallTarget accessIsExecutable() {
 return Truffle.getRuntime().createCallTarget(RootNode.createConstantNode(false));
}
@Override

@Override
public CallTarget accessIsInstantiable() {
 return Truffle.getRuntime().createCallTarget(RootNode.createConstantNode(false));
}
@Override

@Override
public CallTarget accessKeys() {
 return com.oracle.truffle.api.Truffle.getRuntime().createCallTarget(VarsMapKeysSubNode.createRoot());
}
@Override

@Override
public CallTarget accessIsExecutable() {
 return Truffle.getRuntime().createCallTarget(RootNode.createConstantNode(false));
}
@Override

@Override
public CallTarget accessHasKeys() {
 return Truffle.getRuntime().createCallTarget(ArgsArrHasKeysSubNode.createRoot());
}
@Override

@Override
public CallTarget accessHasSize() {
 return Truffle.getRuntime().createCallTarget(ArgsArrHasSizeSubNode.createRoot());
}
@Override

@Override
public CallTarget accessHasSize() {
 return Truffle.getRuntime().createCallTarget(ArgsArrHasSizeSubNode.createRoot());
}
@Override

@Override
public CallTarget accessIsExecutable() {
 return Truffle.getRuntime().createCallTarget(IsExecutableSubNode.createRoot());
}
@Override

@Override
public CallTarget accessIsBoxed() {
 return Truffle.getRuntime().createCallTarget(BoxedCheckSubNode.createRoot());
}
@Override

@Override
public CallTarget accessKeyInfo() {
 return com.oracle.truffle.api.Truffle.getRuntime().createCallTarget(KeyInfoSubNode.createRoot());
}
@Override

@Override
public CallTarget accessIsPointer() {
 return Truffle.getRuntime().createCallTarget(RootNode.createConstantNode(false));
}
@Override

@Override
public CallTarget accessIsExecutable() {
 return Truffle.getRuntime().createCallTarget(RootNode.createConstantNode(false));
}
@Override

@Override
public CallTarget accessIsInstantiable() {
 return Truffle.getRuntime().createCallTarget(RootNode.createConstantNode(false));
}
@Override

@Override
public CallTarget accessIsPointer() {
 return Truffle.getRuntime().createCallTarget(RootNode.createConstantNode(false));
}
@Override

@Override
public CallTarget accessIsNull() {
 return Truffle.getRuntime().createCallTarget(RootNode.createConstantNode(false));
}
@Override

@Override
public CallTarget accessIsExecutable() {
 return Truffle.getRuntime().createCallTarget(RootNode.createConstantNode(false));
}
@Override

@Override
public CallTarget accessGetSize() {
 return com.oracle.truffle.api.Truffle.getRuntime().createCallTarget(VarNamesGetSizeSubNode.createRoot());
}
@Override

@Override
public CallTarget accessRead() {
 return com.oracle.truffle.api.Truffle.getRuntime().createCallTarget(VarNamesReadSubNode.createRoot());
}
@Override