| // This is a generated file - do not edit. | 
 | // | 
 | // Generated from google/api/routing.proto. | 
 |  | 
 | // @dart = 3.3 | 
 |  | 
 | // ignore_for_file: annotate_overrides, camel_case_types, comment_references | 
 | // ignore_for_file: constant_identifier_names | 
 | // ignore_for_file: curly_braces_in_flow_control_structures | 
 | // ignore_for_file: deprecated_member_use_from_same_package, library_prefixes | 
 | // ignore_for_file: non_constant_identifier_names | 
 |  | 
 | import 'dart:core' as $core; | 
 |  | 
 | import 'package:protobuf/protobuf.dart' as $pb; | 
 |  | 
 | export 'package:protobuf/protobuf.dart' show GeneratedMessageGenericExtensions; | 
 |  | 
 | /// Specifies the routing information that should be sent along with the request | 
 | /// in the form of routing header. | 
 | /// **NOTE:** All service configuration rules follow the "last one wins" order. | 
 | /// | 
 | /// The examples below will apply to an RPC which has the following request type: | 
 | /// | 
 | /// Message Definition: | 
 | /// | 
 | ///     message Request { | 
 | ///       // The name of the Table | 
 | ///       // Values can be of the following formats: | 
 | ///       // - `projects/<project>/tables/<table>` | 
 | ///       // - `projects/<project>/instances/<instance>/tables/<table>` | 
 | ///       // - `region/<region>/zones/<zone>/tables/<table>` | 
 | ///       string table_name = 1; | 
 | /// | 
 | ///       // This value specifies routing for replication. | 
 | ///       // It can be in the following formats: | 
 | ///       // - `profiles/<profile_id>` | 
 | ///       // - a legacy `profile_id` that can be any string | 
 | ///       string app_profile_id = 2; | 
 | ///     } | 
 | /// | 
 | /// Example message: | 
 | /// | 
 | ///     { | 
 | ///       table_name: projects/proj_foo/instances/instance_bar/table/table_baz, | 
 | ///       app_profile_id: profiles/prof_qux | 
 | ///     } | 
 | /// | 
 | /// The routing header consists of one or multiple key-value pairs. Every key | 
 | /// and value must be percent-encoded, and joined together in the format of | 
 | /// `key1=value1&key2=value2`. | 
 | /// The examples below skip the percent-encoding for readability. | 
 | /// | 
 | /// Example 1 | 
 | /// | 
 | /// Extracting a field from the request to put into the routing header | 
 | /// unchanged, with the key equal to the field name. | 
 | /// | 
 | /// annotation: | 
 | /// | 
 | ///     option (google.api.routing) = { | 
 | ///       // Take the `app_profile_id`. | 
 | ///       routing_parameters { | 
 | ///         field: "app_profile_id" | 
 | ///       } | 
 | ///     }; | 
 | /// | 
 | /// result: | 
 | /// | 
 | ///     x-goog-request-params: app_profile_id=profiles/prof_qux | 
 | /// | 
 | /// Example 2 | 
 | /// | 
 | /// Extracting a field from the request to put into the routing header | 
 | /// unchanged, with the key different from the field name. | 
 | /// | 
 | /// annotation: | 
 | /// | 
 | ///     option (google.api.routing) = { | 
 | ///       // Take the `app_profile_id`, but name it `routing_id` in the header. | 
 | ///       routing_parameters { | 
 | ///         field: "app_profile_id" | 
 | ///         path_template: "{routing_id=**}" | 
 | ///       } | 
 | ///     }; | 
 | /// | 
 | /// result: | 
 | /// | 
 | ///     x-goog-request-params: routing_id=profiles/prof_qux | 
 | /// | 
 | /// Example 3 | 
 | /// | 
 | /// Extracting a field from the request to put into the routing | 
 | /// header, while matching a path template syntax on the field's value. | 
 | /// | 
 | /// NB: it is more useful to send nothing than to send garbage for the purpose | 
 | /// of dynamic routing, since garbage pollutes cache. Thus the matching. | 
 | /// | 
 | /// Sub-example 3a | 
 | /// | 
 | /// The field matches the template. | 
 | /// | 
 | /// annotation: | 
 | /// | 
 | ///     option (google.api.routing) = { | 
 | ///       // Take the `table_name`, if it's well-formed (with project-based | 
 | ///       // syntax). | 
 | ///       routing_parameters { | 
 | ///         field: "table_name" | 
 | ///         path_template: "{table_name=projects/*/instances/*/**}" | 
 | ///       } | 
 | ///     }; | 
 | /// | 
 | /// result: | 
 | /// | 
 | ///     x-goog-request-params: | 
 | ///     table_name=projects/proj_foo/instances/instance_bar/table/table_baz | 
 | /// | 
 | /// Sub-example 3b | 
 | /// | 
 | /// The field does not match the template. | 
 | /// | 
 | /// annotation: | 
 | /// | 
 | ///     option (google.api.routing) = { | 
 | ///       // Take the `table_name`, if it's well-formed (with region-based | 
 | ///       // syntax). | 
 | ///       routing_parameters { | 
 | ///         field: "table_name" | 
 | ///         path_template: "{table_name=regions/*/zones/*/**}" | 
 | ///       } | 
 | ///     }; | 
 | /// | 
 | /// result: | 
 | /// | 
 | ///     <no routing header will be sent> | 
 | /// | 
 | /// Sub-example 3c | 
 | /// | 
 | /// Multiple alternative conflictingly named path templates are | 
 | /// specified. The one that matches is used to construct the header. | 
 | /// | 
 | /// annotation: | 
 | /// | 
 | ///     option (google.api.routing) = { | 
 | ///       // Take the `table_name`, if it's well-formed, whether | 
 | ///       // using the region- or projects-based syntax. | 
 | /// | 
 | ///       routing_parameters { | 
 | ///         field: "table_name" | 
 | ///         path_template: "{table_name=regions/*/zones/*/**}" | 
 | ///       } | 
 | ///       routing_parameters { | 
 | ///         field: "table_name" | 
 | ///         path_template: "{table_name=projects/*/instances/*/**}" | 
 | ///       } | 
 | ///     }; | 
 | /// | 
 | /// result: | 
 | /// | 
 | ///     x-goog-request-params: | 
 | ///     table_name=projects/proj_foo/instances/instance_bar/table/table_baz | 
 | /// | 
 | /// Example 4 | 
 | /// | 
 | /// Extracting a single routing header key-value pair by matching a | 
 | /// template syntax on (a part of) a single request field. | 
 | /// | 
 | /// annotation: | 
 | /// | 
 | ///     option (google.api.routing) = { | 
 | ///       // Take just the project id from the `table_name` field. | 
 | ///       routing_parameters { | 
 | ///         field: "table_name" | 
 | ///         path_template: "{routing_id=projects/*}/**" | 
 | ///       } | 
 | ///     }; | 
 | /// | 
 | /// result: | 
 | /// | 
 | ///     x-goog-request-params: routing_id=projects/proj_foo | 
 | /// | 
 | /// Example 5 | 
 | /// | 
 | /// Extracting a single routing header key-value pair by matching | 
 | /// several conflictingly named path templates on (parts of) a single request | 
 | /// field. The last template to match "wins" the conflict. | 
 | /// | 
 | /// annotation: | 
 | /// | 
 | ///     option (google.api.routing) = { | 
 | ///       // If the `table_name` does not have instances information, | 
 | ///       // take just the project id for routing. | 
 | ///       // Otherwise take project + instance. | 
 | /// | 
 | ///       routing_parameters { | 
 | ///         field: "table_name" | 
 | ///         path_template: "{routing_id=projects/*}/**" | 
 | ///       } | 
 | ///       routing_parameters { | 
 | ///         field: "table_name" | 
 | ///         path_template: "{routing_id=projects/*/instances/*}/**" | 
 | ///       } | 
 | ///     }; | 
 | /// | 
 | /// result: | 
 | /// | 
 | ///     x-goog-request-params: | 
 | ///     routing_id=projects/proj_foo/instances/instance_bar | 
 | /// | 
 | /// Example 6 | 
 | /// | 
 | /// Extracting multiple routing header key-value pairs by matching | 
 | /// several non-conflicting path templates on (parts of) a single request field. | 
 | /// | 
 | /// Sub-example 6a | 
 | /// | 
 | /// Make the templates strict, so that if the `table_name` does not | 
 | /// have an instance information, nothing is sent. | 
 | /// | 
 | /// annotation: | 
 | /// | 
 | ///     option (google.api.routing) = { | 
 | ///       // The routing code needs two keys instead of one composite | 
 | ///       // but works only for the tables with the "project-instance" name | 
 | ///       // syntax. | 
 | /// | 
 | ///       routing_parameters { | 
 | ///         field: "table_name" | 
 | ///         path_template: "{project_id=projects/*}/instances/*/**" | 
 | ///       } | 
 | ///       routing_parameters { | 
 | ///         field: "table_name" | 
 | ///         path_template: "projects/*/{instance_id=instances/*}/**" | 
 | ///       } | 
 | ///     }; | 
 | /// | 
 | /// result: | 
 | /// | 
 | ///     x-goog-request-params: | 
 | ///     project_id=projects/proj_foo&instance_id=instances/instance_bar | 
 | /// | 
 | /// Sub-example 6b | 
 | /// | 
 | /// Make the templates loose, so that if the `table_name` does not | 
 | /// have an instance information, just the project id part is sent. | 
 | /// | 
 | /// annotation: | 
 | /// | 
 | ///     option (google.api.routing) = { | 
 | ///       // The routing code wants two keys instead of one composite | 
 | ///       // but will work with just the `project_id` for tables without | 
 | ///       // an instance in the `table_name`. | 
 | /// | 
 | ///       routing_parameters { | 
 | ///         field: "table_name" | 
 | ///         path_template: "{project_id=projects/*}/**" | 
 | ///       } | 
 | ///       routing_parameters { | 
 | ///         field: "table_name" | 
 | ///         path_template: "projects/*/{instance_id=instances/*}/**" | 
 | ///       } | 
 | ///     }; | 
 | /// | 
 | /// result (is the same as 6a for our example message because it has the instance | 
 | /// information): | 
 | /// | 
 | ///     x-goog-request-params: | 
 | ///     project_id=projects/proj_foo&instance_id=instances/instance_bar | 
 | /// | 
 | /// Example 7 | 
 | /// | 
 | /// Extracting multiple routing header key-value pairs by matching | 
 | /// several path templates on multiple request fields. | 
 | /// | 
 | /// NB: note that here there is no way to specify sending nothing if one of the | 
 | /// fields does not match its template. E.g. if the `table_name` is in the wrong | 
 | /// format, the `project_id` will not be sent, but the `routing_id` will be. | 
 | /// The backend routing code has to be aware of that and be prepared to not | 
 | /// receive a full complement of keys if it expects multiple. | 
 | /// | 
 | /// annotation: | 
 | /// | 
 | ///     option (google.api.routing) = { | 
 | ///       // The routing needs both `project_id` and `routing_id` | 
 | ///       // (from the `app_profile_id` field) for routing. | 
 | /// | 
 | ///       routing_parameters { | 
 | ///         field: "table_name" | 
 | ///         path_template: "{project_id=projects/*}/**" | 
 | ///       } | 
 | ///       routing_parameters { | 
 | ///         field: "app_profile_id" | 
 | ///         path_template: "{routing_id=**}" | 
 | ///       } | 
 | ///     }; | 
 | /// | 
 | /// result: | 
 | /// | 
 | ///     x-goog-request-params: | 
 | ///     project_id=projects/proj_foo&routing_id=profiles/prof_qux | 
 | /// | 
 | /// Example 8 | 
 | /// | 
 | /// Extracting a single routing header key-value pair by matching | 
 | /// several conflictingly named path templates on several request fields. The | 
 | /// last template to match "wins" the conflict. | 
 | /// | 
 | /// annotation: | 
 | /// | 
 | ///     option (google.api.routing) = { | 
 | ///       // The `routing_id` can be a project id or a region id depending on | 
 | ///       // the table name format, but only if the `app_profile_id` is not set. | 
 | ///       // If `app_profile_id` is set it should be used instead. | 
 | /// | 
 | ///       routing_parameters { | 
 | ///         field: "table_name" | 
 | ///         path_template: "{routing_id=projects/*}/**" | 
 | ///       } | 
 | ///       routing_parameters { | 
 | ///          field: "table_name" | 
 | ///          path_template: "{routing_id=regions/*}/**" | 
 | ///       } | 
 | ///       routing_parameters { | 
 | ///         field: "app_profile_id" | 
 | ///         path_template: "{routing_id=**}" | 
 | ///       } | 
 | ///     }; | 
 | /// | 
 | /// result: | 
 | /// | 
 | ///     x-goog-request-params: routing_id=profiles/prof_qux | 
 | /// | 
 | /// Example 9 | 
 | /// | 
 | /// Bringing it all together. | 
 | /// | 
 | /// annotation: | 
 | /// | 
 | ///     option (google.api.routing) = { | 
 | ///       // For routing both `table_location` and a `routing_id` are needed. | 
 | ///       // | 
 | ///       // table_location can be either an instance id or a region+zone id. | 
 | ///       // | 
 | ///       // For `routing_id`, take the value of `app_profile_id` | 
 | ///       // - If it's in the format `profiles/<profile_id>`, send | 
 | ///       // just the `<profile_id>` part. | 
 | ///       // - If it's any other literal, send it as is. | 
 | ///       // If the `app_profile_id` is empty, and the `table_name` starts with | 
 | ///       // the project_id, send that instead. | 
 | /// | 
 | ///       routing_parameters { | 
 | ///         field: "table_name" | 
 | ///         path_template: "projects/*/{table_location=instances/*}/tables/*" | 
 | ///       } | 
 | ///       routing_parameters { | 
 | ///         field: "table_name" | 
 | ///         path_template: "{table_location=regions/*/zones/*}/tables/*" | 
 | ///       } | 
 | ///       routing_parameters { | 
 | ///         field: "table_name" | 
 | ///         path_template: "{routing_id=projects/*}/**" | 
 | ///       } | 
 | ///       routing_parameters { | 
 | ///         field: "app_profile_id" | 
 | ///         path_template: "{routing_id=**}" | 
 | ///       } | 
 | ///       routing_parameters { | 
 | ///         field: "app_profile_id" | 
 | ///         path_template: "profiles/{routing_id=*}" | 
 | ///       } | 
 | ///     }; | 
 | /// | 
 | /// result: | 
 | /// | 
 | ///     x-goog-request-params: | 
 | ///     table_location=instances/instance_bar&routing_id=prof_qux | 
 | class RoutingRule extends $pb.GeneratedMessage { | 
 |   factory RoutingRule({ | 
 |     $core.Iterable<RoutingParameter>? routingParameters, | 
 |   }) { | 
 |     final result = create(); | 
 |     if (routingParameters != null) | 
 |       result.routingParameters.addAll(routingParameters); | 
 |     return result; | 
 |   } | 
 |  | 
 |   RoutingRule._(); | 
 |  | 
 |   factory RoutingRule.fromBuffer($core.List<$core.int> data, | 
 |           [$pb.ExtensionRegistry registry = $pb.ExtensionRegistry.EMPTY]) => | 
 |       create()..mergeFromBuffer(data, registry); | 
 |   factory RoutingRule.fromJson($core.String json, | 
 |           [$pb.ExtensionRegistry registry = $pb.ExtensionRegistry.EMPTY]) => | 
 |       create()..mergeFromJson(json, registry); | 
 |  | 
 |   static final $pb.BuilderInfo _i = $pb.BuilderInfo( | 
 |       _omitMessageNames ? '' : 'RoutingRule', | 
 |       package: const $pb.PackageName(_omitMessageNames ? '' : 'google.api'), | 
 |       createEmptyInstance: create) | 
 |     ..pc<RoutingParameter>( | 
 |         2, _omitFieldNames ? '' : 'routingParameters', $pb.PbFieldType.PM, | 
 |         subBuilder: RoutingParameter.create) | 
 |     ..hasRequiredFields = false; | 
 |  | 
 |   @$core.Deprecated('See https://github.com/google/protobuf.dart/issues/998.') | 
 |   RoutingRule clone() => RoutingRule()..mergeFromMessage(this); | 
 |   @$core.Deprecated('See https://github.com/google/protobuf.dart/issues/998.') | 
 |   RoutingRule copyWith(void Function(RoutingRule) updates) => | 
 |       super.copyWith((message) => updates(message as RoutingRule)) | 
 |           as RoutingRule; | 
 |  | 
 |   @$core.override | 
 |   $pb.BuilderInfo get info_ => _i; | 
 |  | 
 |   @$core.pragma('dart2js:noInline') | 
 |   static RoutingRule create() => RoutingRule._(); | 
 |   @$core.override | 
 |   RoutingRule createEmptyInstance() => create(); | 
 |   static $pb.PbList<RoutingRule> createRepeated() => $pb.PbList<RoutingRule>(); | 
 |   @$core.pragma('dart2js:noInline') | 
 |   static RoutingRule getDefault() => _defaultInstance ??= | 
 |       $pb.GeneratedMessage.$_defaultFor<RoutingRule>(create); | 
 |   static RoutingRule? _defaultInstance; | 
 |  | 
 |   /// A collection of Routing Parameter specifications. | 
 |   /// **NOTE:** If multiple Routing Parameters describe the same key | 
 |   /// (via the `path_template` field or via the `field` field when | 
 |   /// `path_template` is not provided), "last one wins" rule | 
 |   /// determines which Parameter gets used. | 
 |   /// See the examples for more details. | 
 |   @$pb.TagNumber(2) | 
 |   $pb.PbList<RoutingParameter> get routingParameters => $_getList(0); | 
 | } | 
 |  | 
 | /// A projection from an input message to the GRPC or REST header. | 
 | class RoutingParameter extends $pb.GeneratedMessage { | 
 |   factory RoutingParameter({ | 
 |     $core.String? field_1, | 
 |     $core.String? pathTemplate, | 
 |   }) { | 
 |     final result = create(); | 
 |     if (field_1 != null) result.field_1 = field_1; | 
 |     if (pathTemplate != null) result.pathTemplate = pathTemplate; | 
 |     return result; | 
 |   } | 
 |  | 
 |   RoutingParameter._(); | 
 |  | 
 |   factory RoutingParameter.fromBuffer($core.List<$core.int> data, | 
 |           [$pb.ExtensionRegistry registry = $pb.ExtensionRegistry.EMPTY]) => | 
 |       create()..mergeFromBuffer(data, registry); | 
 |   factory RoutingParameter.fromJson($core.String json, | 
 |           [$pb.ExtensionRegistry registry = $pb.ExtensionRegistry.EMPTY]) => | 
 |       create()..mergeFromJson(json, registry); | 
 |  | 
 |   static final $pb.BuilderInfo _i = $pb.BuilderInfo( | 
 |       _omitMessageNames ? '' : 'RoutingParameter', | 
 |       package: const $pb.PackageName(_omitMessageNames ? '' : 'google.api'), | 
 |       createEmptyInstance: create) | 
 |     ..aOS(1, _omitFieldNames ? '' : 'field') | 
 |     ..aOS(2, _omitFieldNames ? '' : 'pathTemplate') | 
 |     ..hasRequiredFields = false; | 
 |  | 
 |   @$core.Deprecated('See https://github.com/google/protobuf.dart/issues/998.') | 
 |   RoutingParameter clone() => RoutingParameter()..mergeFromMessage(this); | 
 |   @$core.Deprecated('See https://github.com/google/protobuf.dart/issues/998.') | 
 |   RoutingParameter copyWith(void Function(RoutingParameter) updates) => | 
 |       super.copyWith((message) => updates(message as RoutingParameter)) | 
 |           as RoutingParameter; | 
 |  | 
 |   @$core.override | 
 |   $pb.BuilderInfo get info_ => _i; | 
 |  | 
 |   @$core.pragma('dart2js:noInline') | 
 |   static RoutingParameter create() => RoutingParameter._(); | 
 |   @$core.override | 
 |   RoutingParameter createEmptyInstance() => create(); | 
 |   static $pb.PbList<RoutingParameter> createRepeated() => | 
 |       $pb.PbList<RoutingParameter>(); | 
 |   @$core.pragma('dart2js:noInline') | 
 |   static RoutingParameter getDefault() => _defaultInstance ??= | 
 |       $pb.GeneratedMessage.$_defaultFor<RoutingParameter>(create); | 
 |   static RoutingParameter? _defaultInstance; | 
 |  | 
 |   /// A request field to extract the header key-value pair from. | 
 |   @$pb.TagNumber(1) | 
 |   $core.String get field_1 => $_getSZ(0); | 
 |   @$pb.TagNumber(1) | 
 |   set field_1($core.String value) => $_setString(0, value); | 
 |   @$pb.TagNumber(1) | 
 |   $core.bool hasField_1() => $_has(0); | 
 |   @$pb.TagNumber(1) | 
 |   void clearField_1() => $_clearField(1); | 
 |  | 
 |   /// A pattern matching the key-value field. Optional. | 
 |   /// If not specified, the whole field specified in the `field` field will be | 
 |   /// taken as value, and its name used as key. If specified, it MUST contain | 
 |   /// exactly one named segment (along with any number of unnamed segments) The | 
 |   /// pattern will be matched over the field specified in the `field` field, then | 
 |   /// if the match is successful: | 
 |   /// - the name of the single named segment will be used as a header name, | 
 |   /// - the match value of the segment will be used as a header value; | 
 |   /// if the match is NOT successful, nothing will be sent. | 
 |   /// | 
 |   /// Example: | 
 |   /// | 
 |   ///               -- This is a field in the request message | 
 |   ///              |   that the header value will be extracted from. | 
 |   ///              | | 
 |   ///              |                     -- This is the key name in the | 
 |   ///              |                    |   routing header. | 
 |   ///              V                    | | 
 |   ///     field: "table_name"           v | 
 |   ///     path_template: "projects/*/{table_location=instances/*}/tables/*" | 
 |   ///                                                ^            ^ | 
 |   ///                                                |            | | 
 |   ///       In the {} brackets is the pattern that --             | | 
 |   ///       specifies what to extract from the                    | | 
 |   ///       field as a value to be sent.                          | | 
 |   ///                                                             | | 
 |   ///      The string in the field must match the whole pattern -- | 
 |   ///      before brackets, inside brackets, after brackets. | 
 |   /// | 
 |   /// When looking at this specific example, we can see that: | 
 |   /// - A key-value pair with the key `table_location` | 
 |   ///   and the value matching `instances/*` should be added | 
 |   ///   to the x-goog-request-params routing header. | 
 |   /// - The value is extracted from the request message's `table_name` field | 
 |   ///   if it matches the full pattern specified: | 
 |   ///   `projects/*/instances/*/tables/*`. | 
 |   /// | 
 |   /// **NB:** If the `path_template` field is not provided, the key name is | 
 |   /// equal to the field name, and the whole field should be sent as a value. | 
 |   /// This makes the pattern for the field and the value functionally equivalent | 
 |   /// to `**`, and the configuration | 
 |   /// | 
 |   ///     { | 
 |   ///       field: "table_name" | 
 |   ///     } | 
 |   /// | 
 |   /// is a functionally equivalent shorthand to: | 
 |   /// | 
 |   ///     { | 
 |   ///       field: "table_name" | 
 |   ///       path_template: "{table_name=**}" | 
 |   ///     } | 
 |   /// | 
 |   /// See Example 1 for more details. | 
 |   @$pb.TagNumber(2) | 
 |   $core.String get pathTemplate => $_getSZ(1); | 
 |   @$pb.TagNumber(2) | 
 |   set pathTemplate($core.String value) => $_setString(1, value); | 
 |   @$pb.TagNumber(2) | 
 |   $core.bool hasPathTemplate() => $_has(1); | 
 |   @$pb.TagNumber(2) | 
 |   void clearPathTemplate() => $_clearField(2); | 
 | } | 
 |  | 
 | class Routing { | 
 |   static final routing = $pb.Extension<RoutingRule>( | 
 |       _omitMessageNames ? '' : 'google.protobuf.MethodOptions', | 
 |       _omitFieldNames ? '' : 'routing', | 
 |       72295729, | 
 |       $pb.PbFieldType.OM, | 
 |       defaultOrMaker: RoutingRule.getDefault, | 
 |       subBuilder: RoutingRule.create); | 
 |   static void registerAllExtensions($pb.ExtensionRegistry registry) { | 
 |     registry.add(routing); | 
 |   } | 
 | } | 
 |  | 
 | const $core.bool _omitFieldNames = | 
 |     $core.bool.fromEnvironment('protobuf.omit_field_names'); | 
 | const $core.bool _omitMessageNames = | 
 |     $core.bool.fromEnvironment('protobuf.omit_message_names'); |