| /* |
| * 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.toree.communication.socket |
| |
| import org.zeromq.ZMsg |
| |
| /** |
| * Represents a socket implemented using JeroMQ. |
| * |
| * @param runnable The underlying ZeroMQ socket runnable to use for the thread |
| * managed by this socket |
| */ |
| class JeroMQSocket(private val runnable: ZeroMQSocketRunnable) |
| extends SocketLike { |
| |
| private val socketThread = new Thread(runnable) |
| socketThread.start() |
| |
| /** |
| * Sends a message using this socket. |
| * |
| * @param message The message to send |
| */ |
| override def send(message: Array[Byte]*): Unit = { |
| assert(isAlive, "Socket is not alive to be able to send messages!") |
| |
| val msg = new ZMsg() |
| for( frame <- message ) msg.add( frame ) |
| |
| runnable.offer( msg ) |
| } |
| |
| /** |
| * Closes the socket by closing the runnable and waiting for the underlying |
| * thread to close. |
| */ |
| override def close(): Unit = { |
| runnable.close() |
| socketThread.join() |
| } |
| |
| /** |
| * Indicates whether or not this socket is alive. |
| * |
| * @return True if alive (thread running), otherwise false |
| */ |
| override def isAlive: Boolean = socketThread.isAlive |
| |
| /** |
| * Indicates whether or not this socket is ready to send/receive messages. |
| * |
| * @return True if ready (runnable processing messages), otherwise false |
| */ |
| override def isReady: Boolean = runnable.isProcessing |
| } |