/* * Copyright 1999-2011 Alibaba Group. * * 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 com.alibaba.dubbo.remoting; import com.alibaba.dubbo.common.URL; import com.alibaba.dubbo.common.Version; import com.alibaba.dubbo.common.extension.ExtensionLoader; import com.alibaba.dubbo.remoting.transport.ChannelHandlerAdapter; import com.alibaba.dubbo.remoting.transport.ChannelHandlerDispatcher; /** * Transporter facade. (API, Static, ThreadSafe) * * @author william.liangf */ public class Transporters { public static Server bind(String url, ChannelHandler... handler) throws RemotingException { return bind(URL.valueOf(url), handler); } public static Server bind(URL url, ChannelHandler... handlers) throws RemotingException { if (url == null) { throw new IllegalArgumentException("url == null"); } if (handlers == null || handlers.length == 0) { throw new IllegalArgumentException("handlers == null"); } ChannelHandler handler; if (handlers.length == 1) { handler = handlers[0]; } else { handler = new ChannelHandlerDispatcher(handlers); } return getTransporter().bind(url, handler); } public static Client connect(String url, ChannelHandler... handler) throws RemotingException { return connect(URL.valueOf(url), handler); } public static Client connect(URL url, ChannelHandler... handlers) throws RemotingException { if (url == null) { throw new IllegalArgumentException("url == null"); } ChannelHandler handler; if (handlers == null || handlers.length == 0) { handler = new ChannelHandlerAdapter(); } else if (handlers.length == 1) { handler = handlers[0]; } else { handler = new ChannelHandlerDispatcher(handlers); } return getTransporter().connect(url, handler); } public static Transporter getTransporter() { return ExtensionLoader.getExtensionLoader(Transporter.class).getAdaptiveExtension(); } static { // check duplicate jar package Version.checkDuplicate(Transporters.class); Version.checkDuplicate(RemotingException.class); } private Transporters(){ } }