/*
 * 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.tuscany.sca.binding.erlang.impl;

import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;

import org.apache.tuscany.sca.binding.erlang.ErlangBinding;
import org.apache.tuscany.sca.runtime.RuntimeComponentService;

import com.ericsson.otp.erlang.OtpConnection;
import com.ericsson.otp.erlang.OtpSelf;

public class RpcServer implements Runnable {

    private RuntimeComponentService service;
    private ErlangBinding binding;
    private OtpSelf self;

    public RpcServer(RuntimeComponentService service, ErlangBinding binding) throws Exception {
        this.service = service;
        this.binding = binding;
        self = new OtpSelf(binding.getNode());
        boolean registered = self.publishPort();
        if (!registered) {
            // TODO: throw exception, no epmd
        }
    }

    public void run() {
        // TODO: thread management 
        ExecutorService executors = Executors.newFixedThreadPool(10);
        while (true) {
            try {
                OtpConnection connection = self.accept();
                executors.execute(new RpcExecutor(service, binding, connection));
            } catch (Exception e) {
                // TODO: handle exception
                e.printStackTrace();
            }
        }
    }

}