com.couchbase.client.core.deps.io.grpc.netty.CancelClientStreamCommand Maven / Gradle / Ivy
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The official Couchbase JVM Core IO Library
/*
* Copyright 2014 The gRPC Authors
*
* 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.couchbase.client.core.deps.io.grpc.netty;
import com.couchbase.client.core.deps.com.google.common.base.Preconditions;
import com.couchbase.client.core.deps.io.grpc.Status;
import javax.annotation.Nullable;
/**
* Command sent from a Netty client stream to the handler to cancel the stream.
*/
class CancelClientStreamCommand extends WriteQueue.AbstractQueuedCommand {
private final NettyClientStream.TransportState stream;
@Nullable private final Status reason;
CancelClientStreamCommand(NettyClientStream.TransportState stream, Status reason) {
this.stream = Preconditions.checkNotNull(stream, "stream");
Preconditions.checkArgument(
reason == null || !reason.isOk(), "Should not cancel with OK status");
this.reason = reason;
}
NettyClientStream.TransportState stream() {
return stream;
}
@Nullable
Status reason() {
return reason;
}
}