/* * Copyright (C) 2013 Red Hat, Inc. and/or its affiliates. * * 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 * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.jboss.errai.common.client.framework; import java.util.HashMap; import java.util.Map; import org.jboss.errai.common.client.api.Assert; /** * {@link ProxyFactory} storing {@link ProxyProvider}s for generated remote proxies. * * @author Christian Sadilek <csadilek@redhat.com> */ public class RemoteServiceProxyFactory implements ProxyFactory { private static Map<Class<?>, ProxyProvider> remoteProxyProviders = new HashMap<>(); @Override @SuppressWarnings({ "unchecked" }) public <T> T getRemoteProxy(final Class<T> proxyType) { Assert.notNull(proxyType); if (remoteProxyProviders.isEmpty()) { throw new RuntimeException("There are no proxy providers registered.\n" + "Hint: You may need to move this call to an @AfterInitialization method."); } final ProxyProvider proxyProvider = remoteProxyProviders.get(proxyType); if (proxyProvider == null) { throw new RuntimeException("No proxy provider found for type [" + proxyType.getName() + "].\n" + "Hint: Did you just add a new remote interface? The GWT generator may not have run in which case you should try:\n" + "\t1. Touching an RPC interface that already has a proxy and refreshing (i.e. run `touch RemoteInterface.java`).\n" + "\t2. Clear your Super Dev Mode cache (go to 127.0.0.1:9876 and click \"clear cache\").\n" + "\t3. Run Super Dev Mode without incremental compilation."); } final Object proxy = proxyProvider.getProxy(); if (proxy == null) { throw new RuntimeException("No proxy instance provided for: " + proxyType.getName()); } return (T) proxy; } public static void addRemoteProxy(final Class<?> proxyType, final ProxyProvider proxyProvider) { Assert.notNull(proxyType); Assert.notNull(proxyProvider); remoteProxyProviders.put(proxyType, proxyProvider); } }