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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.apache.dubbo.remoting;
import org.apache.dubbo.common.URL;
import org.apache.dubbo.common.Version;
import org.apache.dubbo.remoting.transport.ChannelHandlerAdapter;
import org.apache.dubbo.remoting.transport.ChannelHandlerDispatcher;
/**
* Transporter facade. (API, Static, ThreadSafe)
*/
public class Transporters {
static {
// check duplicate jar package
Version.checkDuplicate(Transporters.class);
Version.checkDuplicate(RemotingException.class);
}
private Transporters() {
}
public static RemotingServer bind(String url, ChannelHandler... handler) throws RemotingException {
return bind(URL.valueOf(url), handler);
}
public static RemotingServer 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(url).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(url).connect(url, handler);
}
public static Transporter getTransporter(URL url) {
return url.getOrDefaultFrameworkModel().getExtensionLoader(Transporter.class).getAdaptiveExtension();
}
}