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<?php
declare(strict_types=1);
namespace OpenTelemetry\SDK\Logs;
use OpenTelemetry\SDK\Common\Attribute\Attributes;
use OpenTelemetry\SDK\Common\Instrumentation\InstrumentationScopeFactory;
use OpenTelemetry\SDK\Logs\Processor\MultiLogRecordProcessor;
use OpenTelemetry\SDK\Logs\Processor\NoopLogRecordProcessor;
use OpenTelemetry\SDK\Resource\ResourceInfo;
class LoggerProviderBuilder
{
/**
* @var array<LogRecordProcessorInterface>
*/
private array $processors = [];
private ?ResourceInfo $resource = null;
public function addLogRecordProcessor(LogRecordProcessorInterface $processor): self
{
$this->processors[] = $processor;
return $this;
}
public function setResource(ResourceInfo $resource): self
{
$this->resource = $resource;
return $this;
}
public function build(): LoggerProviderInterface
{
return new LoggerProvider(
$this->buildProcessor(),
new InstrumentationScopeFactory(Attributes::factory()),
$this->resource
);
}
private function buildProcessor(): LogRecordProcessorInterface
{
switch (count($this->processors)) {
case 0:
return NoopLogRecordProcessor::getInstance();
case 1:
return $this->processors[0];
default:
return new MultiLogRecordProcessor($this->processors);
}
}
}
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