| // Copyright 2015 The Vanadium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style |
| // license that can be found in the LICENSE file. |
| |
| package io.v.android.apps.namespace_browser; |
| |
| import com.google.common.base.Function; |
| import com.google.common.reflect.TypeToken; |
| import com.google.common.util.concurrent.AsyncFunction; |
| import com.google.common.util.concurrent.Futures; |
| import com.google.common.util.concurrent.ListenableFuture; |
| |
| import org.joda.time.Duration; |
| |
| import java.lang.reflect.Type; |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import javax.annotation.Nullable; |
| |
| import io.v.android.v23.V; |
| import io.v.v23.context.VContext; |
| import io.v.v23.rpc.Client; |
| import io.v.v23.rpc.ClientCall; |
| import io.v.v23.vdlroot.signature.Interface; |
| import io.v.v23.vdlroot.signature.Method; |
| import io.v.v23.verror.VException; |
| |
| class Methods { |
| // Returns a new future whose result is the list of method names of the provided object. |
| static ListenableFuture<List<String>> get(VContext ctx, String name) { |
| Client client = V.getClient(ctx); |
| VContext ctxT = ctx.withTimeout(new Duration(20000)); // 20s |
| ListenableFuture<ClientCall> callFuture = |
| client.startCall(ctxT, name, "__Signature", new Object[0], new Type[0]); |
| final Type[] resultTypes = new Type[]{new TypeToken<Interface[]>() { |
| }.getType()}; |
| ListenableFuture<Interface[]> sign = Futures.transform(callFuture, |
| new AsyncFunction<ClientCall, Interface[]>() { |
| @Override |
| public ListenableFuture<Interface[]> apply(ClientCall call) throws Exception { |
| return Futures.transform(call.finish(resultTypes), |
| new Function<Object[], Interface[]>() { |
| @Override |
| public Interface[] apply(Object[] input) { |
| return (Interface[]) (input[0]); |
| } |
| }); |
| } |
| }); |
| return Futures.transform(sign, new Function<Interface[], List<String>>() { |
| @Override |
| public List<String> apply(Interface[] input) { |
| List<String> ret = new ArrayList<String>(); |
| for (Interface iface : input) { |
| if (iface.getMethods() != null) { |
| for (Method method : iface.getMethods()) { |
| ret.add(method.getName()); |
| } |
| } |
| } |
| return ret; |
| } |
| }); |
| } |
| } |