Github user vanzin commented on a diff in the pull request:
https://github.com/apache/spark/pull/16706#discussion_r98121245
--- Diff: core/src/main/scala/org/apache/spark/rpc/netty/NettyRpcEnv.scala
---
@@ -501,34 +498,99 @@ private[netty] class NettyRpcEndpointRef(
out.defaultWriteObject()
}
- override def name: String = _name
+ override def name: String = endpointAddress.name
override def ask[T: ClassTag](message: Any, timeout: RpcTimeout):
Future[T] = {
- nettyEnv.ask(RequestMessage(nettyEnv.address, this, message), timeout)
+ nettyEnv.ask(new RequestMessage(nettyEnv.address, this, message),
timeout)
}
override def send(message: Any): Unit = {
require(message != null, "Message is null")
- nettyEnv.send(RequestMessage(nettyEnv.address, this, message))
+ nettyEnv.send(new RequestMessage(nettyEnv.address, this, message))
}
- override def toString: String = s"NettyRpcEndpointRef(${_address})"
-
- def toURI: URI = new URI(_address.toString)
+ override def toString: String =
s"NettyRpcEndpointRef(${endpointAddress})"
final override def equals(that: Any): Boolean = that match {
- case other: NettyRpcEndpointRef => _address == other._address
+ case other: NettyRpcEndpointRef => endpointAddress ==
other.endpointAddress
case _ => false
}
- final override def hashCode(): Int = if (_address == null) 0 else
_address.hashCode()
+ final override def hashCode(): Int =
+ if (endpointAddress == null) 0 else endpointAddress.hashCode()
}
/**
* The message that is sent from the sender to the receiver.
+ *
+ * @param senderAddress the sender address. It's `null` if this message is
from a client
+ * `NettyRpcEnv`.
+ * @param receiver the receiver of this message.
+ * @param content the message content.
*/
-private[netty] case class RequestMessage(
- senderAddress: RpcAddress, receiver: NettyRpcEndpointRef, content: Any)
+private[netty] class RequestMessage(
+ val senderAddress: RpcAddress,
+ val receiver: NettyRpcEndpointRef, val content: Any) {
+
+ /** Manually serialize [[RequestMessage]] to minimize the size of bytes.
*/
--- End diff --
nit: remove "of bytes".
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