Added optional URLSession parameter to init()

Signed-off-by: Kevin Earls <[email protected]>

Author: kevinearls

Sources/Exporters/OpenTelemetryProtocol/logs/OtlpHttpLogExporter.swift

@@ -19,9 +19,13 @@ public class OtlpHttpLogExporter : LogRecordExporter {
     private let httpClient: HTTPClient
     var pendingLogRecords: [ReadableLogRecord] = []
 
-    public init(endpoint: URL = defaultOltpHttpLoggingEndpoint()) {
+    public init(endpoint: URL = defaultOltpHttpLoggingEndpoint(), useSession: URLSession? = nil) {
         self.endpoint = endpoint
-        self.httpClient = HTTPClient()
+        if let providedSession = useSession {
+            self.httpClient = HTTPClient(session: providedSession)
+        } else {
+            self.httpClient = HTTPClient()
+        }
     }
 
     public func export(logRecords: [OpenTelemetrySdk.ReadableLogRecord]) -> OpenTelemetrySdk.ExportResult {

Sources/Exporters/OpenTelemetryProtocol/metric/OltpHTTPMetricExporter.swift

@@ -15,9 +15,13 @@ public class OtlpHttpMetricExporter: MetricExporter {
     private let httpClient: HTTPClient
     var pendingMetrics: [Metric] = []
 
-    public init(endpoint: URL = defaultOltpHTTPMetricsEndpoint()) {
+    public init(endpoint: URL = defaultOltpHTTPMetricsEndpoint(), useSession: URLSession? = nil) {
         self.endpoint = endpoint
-        self.httpClient = HTTPClient();
+        if let providedSession = useSession {
+            self.httpClient = HTTPClient(session: providedSession)
+        } else {
+            self.httpClient = HTTPClient()
+        }
     }
 
     public func export(metrics: [Metric], shouldCancel: (() -> Bool)?) -> MetricExporterResultCode {

Sources/Exporters/OpenTelemetryProtocol/trace/OtlpHTttpTraceExporter.swift

@@ -15,9 +15,13 @@ public class OtlpHttpTraceExporter: SpanExporter {
     private let httpClient: HTTPClient
     var pendingSpans: [SpanData] = []
 
-    public init(endpoint: URL = defaultOltpHttpTracesEndpoint()) {
+    public init(endpoint: URL = defaultOltpHttpTracesEndpoint(), useSession: URLSession? = nil) {
         self.endpoint = endpoint
-        self.httpClient = HTTPClient()
+        if let providedSession = useSession {
+            self.httpClient = HTTPClient(session: providedSession)
+        } else {
+            self.httpClient = HTTPClient()
+        }
     }
 
     public func export(spans: [SpanData]) -> SpanExporterResultCode {