Current File : /home2/selectio/www/fms-worksuite/vendor/grpc/grpc/src/lib/ServerCallWriter.php
<?php
/*
*
* Copyright 2020 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.
*
*/
namespace Grpc;
/**
* This is an experimental and incomplete implementation of gRPC server
* for PHP. APIs are _definitely_ going to be changed.
*
* DO NOT USE in production.
*/
class ServerCallWriter
{
public function __construct($call, $serverContext)
{
$this->call_ = $call;
$this->serverContext_ = $serverContext;
}
public function start(
$data = null,
array $options = []
) {
$batch = [];
$this->addSendInitialMetadataOpIfNotSent(
$batch,
$this->serverContext_->initialMetadata()
);
$this->addSendMessageOpIfHasData($batch, $data, $options);
$this->call_->startBatch($batch);
}
public function write(
$data,
array $options = []
) {
$batch = [];
$this->addSendInitialMetadataOpIfNotSent(
$batch,
$this->serverContext_->initialMetadata()
);
$this->addSendMessageOpIfHasData($batch, $data, $options);
$this->call_->startBatch($batch);
}
public function finish(
$data = null,
array $options = []
) {
$batch = [
OP_SEND_STATUS_FROM_SERVER =>
$this->serverContext_->status() ?? Status::ok(),
OP_RECV_CLOSE_ON_SERVER => true,
];
$this->addSendInitialMetadataOpIfNotSent(
$batch,
$this->serverContext_->initialMetadata()
);
$this->addSendMessageOpIfHasData($batch, $data, $options);
$this->call_->startBatch($batch);
}
////////////////////////////
private function addSendInitialMetadataOpIfNotSent(
array &$batch,
array $initialMetadata = null
) {
if (!$this->initialMetadataSent_) {
$batch[OP_SEND_INITIAL_METADATA] = $initialMetadata ?? [];
$this->initialMetadataSent_ = true;
}
}
private function addSendMessageOpIfHasData(
array &$batch,
$data = null,
array $options = []
) {
if ($data) {
$message_array = ['message' => $data->serializeToString()];
if (array_key_exists('flags', $options)) {
$message_array['flags'] = $options['flags'];
}
$batch[OP_SEND_MESSAGE] = $message_array;
}
}
private $call_;
private $initialMetadataSent_ = false;
private $serverContext_;
}
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