Add a Java InterfaceRegistry.

services/shell/public/java/src/org/chromium/mojo/application/ApplicationConnection.java

-// Copyright 2015 The Chromium 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 org.chromium.mojo.application;
-
-import org.chromium.mojo.bindings.Interface;
-import org.chromium.mojo.system.MessagePipeHandle;
-import org.chromium.mojo.system.MojoException;
-import org.chromium.mojom.mojo.ServiceProvider;
-
-import java.io.Closeable;
-import java.util.HashMap;
-import java.util.Map;
-
-/**
- * Represents a connection to another application.
- */
-public class ApplicationConnection implements Closeable {
-    private final String mConnectionUrl;
-    private final ServiceProvider mExposedServices;
-    private final String mRequestorUrl;
-    private final ServiceProviderImpl mServiceProviderImpl;
-
-    /**
-     * @param requestorUrl URL of the application requesting this connection.
-     * @param exposedServices ServiceProvider for services exposed by the remote application.
-     */
-    public ApplicationConnection(
-            String requestorUrl, ServiceProvider exposedServices, String connectionUrl) {
-        mRequestorUrl = requestorUrl;
-        mExposedServices = exposedServices;
-        mConnectionUrl = connectionUrl;
-        mServiceProviderImpl = new ServiceProviderImpl();
-    }
-
-    /**
-     * @return URL of the application requesting this connection.
-     */
-    public String getRequestorUrl() {
-        return mRequestorUrl;
-    }
-
-    /**
-     * @return URL that was used by the source application to establish this connection.
-     */
-    public String connectionUrl() {
-        return mConnectionUrl;
-    }
-
-    /**
-     * @return ServiceProvider for services exposed by the remote application.
-     */
-    public ServiceProvider getRemoteServiceProvider() {
-        return mExposedServices;
-    }
-
-    /**
-     * Add a new service for this application.
-     *
-     * @param binder Handle to a ServiceFactoryBinder which contains a service implementation.
-     */
-    public void addService(ServiceFactoryBinder<? extends Interface> binder) {
-        mServiceProviderImpl.addService(binder);
-    }
-
-    /**
-     * @return ServiceProvider for this application.
-     */
-    public ServiceProvider getLocalServiceProvider() {
-        return mServiceProviderImpl;
-    }
-
-    @Override
-    public void close() {
-        mServiceProviderImpl.close();
-        if (mExposedServices != null) {
-            mExposedServices.close();
-        }
-    }
-}
-
-class ServiceProviderImpl implements ServiceProvider {
-    private final Map<String, ServiceFactoryBinder<? extends Interface>> mNameToServiceMap =
-            new HashMap<String, ServiceFactoryBinder<? extends Interface>>();
-
-    ServiceProviderImpl() {}
-
-    public void addService(ServiceFactoryBinder<? extends Interface> binder) {
-        mNameToServiceMap.put(binder.getInterfaceName(), binder);
-    }
-
-    @Override
-    public void connectToService(String interfaceName, MessagePipeHandle pipe) {
-        if (mNameToServiceMap.containsKey(interfaceName)) {
-            mNameToServiceMap.get(interfaceName).bindNewInstanceToMessagePipe(pipe);
-        } else {
-            pipe.close();
-        }
-    }
-
-    @Override
-    public void close() {}
-
-    @Override
-    public void onConnectionError(MojoException e) {}
-}