fix: preserve default values in x-goog-request-params header (#193)

- [ ] Regenerate this pull request now.

PiperOrigin-RevId: 474338479

Source-Link: googleapis/googleapis@d5d35e0

Source-Link: googleapis/googleapis-gen@efcd3f9
Copy-Tag: eyJwIjoiLmdpdGh1Yi8uT3dsQm90LnlhbWwiLCJoIjoiZWZjZDNmOTM5NjJhMTAzZjY4ZjAwM2UyYTFlZWNkZTZmYTIxNmEyNyJ9

Author: gcf-owl-bot[bot]

packages/google-cloud-bigquery-connection/src/v1/connection_service_client.ts

@@ -436,7 +436,7 @@ export class ConnectionServiceClient {
     options.otherArgs.headers = options.otherArgs.headers || {};
     options.otherArgs.headers['x-goog-request-params'] =
       this._gaxModule.routingHeader.fromParams({
-        parent: request.parent || '',
+        parent: request.parent ?? '',
       });
     this.initialize();
     return this.innerApiCalls.createConnection(request, options, callback);
@@ -534,7 +534,7 @@ export class ConnectionServiceClient {
     options.otherArgs.headers = options.otherArgs.headers || {};
     options.otherArgs.headers['x-goog-request-params'] =
       this._gaxModule.routingHeader.fromParams({
-        name: request.name || '',
+        name: request.name ?? '',
       });
     this.initialize();
     return this.innerApiCalls.getConnection(request, options, callback);
@@ -637,7 +637,7 @@ export class ConnectionServiceClient {
     options.otherArgs.headers = options.otherArgs.headers || {};
     options.otherArgs.headers['x-goog-request-params'] =
       this._gaxModule.routingHeader.fromParams({
-        name: request.name || '',
+        name: request.name ?? '',
       });
     this.initialize();
     return this.innerApiCalls.updateConnection(request, options, callback);
@@ -735,7 +735,7 @@ export class ConnectionServiceClient {
     options.otherArgs.headers = options.otherArgs.headers || {};
     options.otherArgs.headers['x-goog-request-params'] =
       this._gaxModule.routingHeader.fromParams({
-        name: request.name || '',
+        name: request.name ?? '',
       });
     this.initialize();
     return this.innerApiCalls.deleteConnection(request, options, callback);
@@ -824,7 +824,7 @@ export class ConnectionServiceClient {
     options.otherArgs.headers = options.otherArgs.headers || {};
     options.otherArgs.headers['x-goog-request-params'] =
       this._gaxModule.routingHeader.fromParams({
-        resource: request.resource || '',
+        resource: request.resource ?? '',
       });
     this.initialize();
     return this.innerApiCalls.getIamPolicy(request, options, callback);
@@ -922,7 +922,7 @@ export class ConnectionServiceClient {
     options.otherArgs.headers = options.otherArgs.headers || {};
     options.otherArgs.headers['x-goog-request-params'] =
       this._gaxModule.routingHeader.fromParams({
-        resource: request.resource || '',
+        resource: request.resource ?? '',
       });
     this.initialize();
     return this.innerApiCalls.setIamPolicy(request, options, callback);
@@ -1017,7 +1017,7 @@ export class ConnectionServiceClient {
     options.otherArgs.headers = options.otherArgs.headers || {};
     options.otherArgs.headers['x-goog-request-params'] =
       this._gaxModule.routingHeader.fromParams({
-        resource: request.resource || '',
+        resource: request.resource ?? '',
       });
     this.initialize();
     return this.innerApiCalls.testIamPermissions(request, options, callback);
@@ -1117,7 +1117,7 @@ export class ConnectionServiceClient {
     options.otherArgs.headers = options.otherArgs.headers || {};
     options.otherArgs.headers['x-goog-request-params'] =
       this._gaxModule.routingHeader.fromParams({
-        parent: request.parent || '',
+        parent: request.parent ?? '',
       });
     this.initialize();
     return this.innerApiCalls.listConnections(request, options, callback);
@@ -1156,7 +1156,7 @@ export class ConnectionServiceClient {
     options.otherArgs.headers = options.otherArgs.headers || {};
     options.otherArgs.headers['x-goog-request-params'] =
       this._gaxModule.routingHeader.fromParams({
-        parent: request.parent || '',
+        parent: request.parent ?? '',
       });
     const defaultCallSettings = this._defaults['listConnections'];
     const callSettings = defaultCallSettings.merge(options);
@@ -1204,7 +1204,7 @@ export class ConnectionServiceClient {
     options.otherArgs.headers = options.otherArgs.headers || {};
     options.otherArgs.headers['x-goog-request-params'] =
       this._gaxModule.routingHeader.fromParams({
-        parent: request.parent || '',
+        parent: request.parent ?? '',
       });
     const defaultCallSettings = this._defaults['listConnections'];
     const callSettings = defaultCallSettings.merge(options);