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<class abstract="false" deprecated="not deprecated" extends="java.lang.Object" extends-generic-aware="java.lang.Object" jni-extends="Ljava/lang/Object;" final="true" name="Maps" static="false" visibility="public" jni-signature="Lcom/google/common/collect/Maps;">
   ...
      <method abstract="false" deprecated="not deprecated" final="false" name="filterEntries" jni-signature="(Lcom/google/common/collect/BiMap;Lcom/google/common/base/Predicate;)Lcom/google/common/collect/BiMap;" bridge="false" native="false" return="com.google.common.collect.BiMap&lt;K, V&gt;" jni-return="Lcom/google/common/collect/BiMap&lt;TK;TV;&gt;;" static="true" synchronized="false" synthetic="false" visibility="public">
        <typeParameters>
          <typeParameter name="K" classBound="java.lang.Object" jni-classBound="Ljava/lang/Object;" />
          <typeParameter name="V" classBound="java.lang.Object" jni-classBound="Ljava/lang/Object;" />
        </typeParameters>
        <parameter name="unfiltered" type="com.google.common.colle

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<metadata>
  <!-- Fix CS0738 -->
  <attr path="/api/package[@name='com.google.common.util.concurrent']/interface[@name='ListeningExecutorService']/method[@name='submit' and count(parameter)=1 and parameter[1][@type='java.lang.Runnable']]" name="managedReturn">Java.Util.Concurrent.IFuture</attr>
  <attr path="/api/package[@name='com.google.common.util.concurrent']/interface[@name='ListeningExecutorService']/method[@name='submit' and count(parameter)=2 and parameter[1][@type='java.lang.Runnable'] and parameter[2][@type='T']]" name="managedReturn">Java.Util.Concurrent.IFuture</attr>
  <attr path="/api/package[@name='com.google.common.util.concurrent']/interface[@name='ListeningExecutorService']/method[@name='submit' and count(parameter)=2 and parameter[1][@type='java.lang.Runnable'] and parameter[2][@type='T']]" name="managedReturn">Java.Util.Concurrent.IFuture</attr>
  <attr path="/api/package[@name='com.google.common.util.concurrent']/interface[@name='ListeningExecutorService']/method[@name='submit' and count(

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using System;
using System.Collections.Generic;
using Android.Runtime;
using Java.Interop;

namespace Com.Google.Common.Util.Concurrent {

	// Metadata.xml XPath interface reference: path="/api/package[@name='com.google.common.util.concurrent']/interface[@name='ListeningExecutorService']"
	[Register ("com/google/common/util/concurrent/ListeningExecutorService", "", "Com.Google.Common.Util.Concurrent.IListeningExecutorServiceInvoker")]
	public partial interface IListeningExecutorService : global::Java.Util.Concurrent.IExecutorService {

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Approaching a Xamarin.Android Bindings Case

1. Investigation

One of the best ways to investigate a problematic Xamarin.Android Binding is to first ensure you have the proper tooling available:

• Diagnostic MSBuild Output Enabled(Instructions)
• Java Decompiler(http://jd.benow.ca/)
• .NET Decompiler(https://www.jetbrains.com/decompiler/)
• Binding SDK Documentation

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var twitterTask = GetTweetsTaskAsync();
var weatherTask = GetWeather();

await Task.WhenAll(new Task[]{twitterTask, weatherTask});

var tweets = twitterTask.Result; //1

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/*
 * Copyright (C) 2014 Chris Banes
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software

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namespace jsontest
{
	class MainClass
	{
		public static void Main( string[] args )
		{
			var value = new Root() { Foo = "Foo", Child = new Child { Foo = "Foo" } };
			string message = JsonConvert.SerializeObject(value);

			Debug.WriteLine(message);