/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.
 */

syntax = 'proto3';

package spark.connect;

option java_multiple_files = true;
option java_package = "org.apache.spark.connect.proto";
option go_package = "internal/generated";

// StorageLevel for persisting Datasets/Tables.
message StorageLevel {
  // (Required) Whether the cache should use disk or not.
  bool use_disk = 1;
  // (Required) Whether the cache should use memory or not.
  bool use_memory = 2;
  // (Required) Whether the cache should use off-heap or not.
  bool use_off_heap = 3;
  // (Required) Whether the cached data is deserialized or not.
  bool deserialized = 4;
  // (Required) The number of replicas.
  int32 replication = 5;
}


// ResourceInformation to hold information about a type of Resource.
// The corresponding class is 'org.apache.spark.resource.ResourceInformation'
message ResourceInformation {
  // (Required) The name of the resource
  string name = 1;
  // (Required) An array of strings describing the addresses of the resource.
  repeated string addresses = 2;
}

// An executor resource request.
message ExecutorResourceRequest {
  // (Required) resource name.
  string resource_name = 1;

  // (Required) resource amount requesting.
  int64 amount = 2;

  // Optional script used to discover the resources.
  optional string discovery_script = 3;

  // Optional vendor, required for some cluster managers.
  optional string vendor = 4;
}

// A task resource request.
message TaskResourceRequest {
  // (Required) resource name.
  string resource_name = 1;

  // (Required) resource amount requesting as a double to support fractional
  // resource requests.
  double amount = 2;
}

message ResourceProfile {
  // (Optional) Resource requests for executors. Mapped from the resource name
  // (e.g., cores, memory, CPU) to its specific request.
  map<string, ExecutorResourceRequest> executor_resources = 1;

  // (Optional) Resource requests for tasks. Mapped from the resource name
  // (e.g., cores, memory, CPU) to its specific request.
  map<string, TaskResourceRequest> task_resources = 2;
}

message Origin {
  // (Required) Indicate the origin type.
  oneof function {
    PythonOrigin python_origin = 1;
    JvmOrigin jvm_origin = 2;
  }
}

message PythonOrigin {
  // (Required) Name of the origin, for example, the name of the function
  string fragment = 1;

  // (Required) Callsite to show to end users, for example, stacktrace.
  string call_site = 2;
}

message JvmOrigin {
  // (Optional) Line number in the source file.
  optional int32 line = 1;

  // (Optional) Start position in the source file.
  optional int32 start_position = 2;

  // (Optional) Start index in the source file.
  optional int32 start_index = 3;

  // (Optional) Stop index in the source file.
  optional int32 stop_index = 4;

  // (Optional) SQL text.
  optional string sql_text = 5;

  // (Optional) Object type.
  optional string object_type = 6;

  // (Optional) Object name.
  optional string object_name = 7;

  // (Optional) Stack trace.
  repeated StackTraceElement stack_trace = 8;
}

// A message to hold a [[java.lang.StackTraceElement]].
message StackTraceElement {
  // (Optional) Class loader name
  optional string class_loader_name = 1;

  // (Optional) Module name
  optional string module_name = 2;

  // (Optional) Module version
  optional string module_version = 3;

  // (Required) Declaring class
  string declaring_class = 4;

  // (Required) Method name
  string method_name = 5;

  // (Optional) File name
  optional string file_name = 6;

  // (Required) Line number
  int32 line_number = 7;
}

message ResolvedIdentifier {
  string catalog_name = 1;
  repeated string namespace = 2;
  string table_name = 3;
}

message Bools {
  repeated bool values = 1;
}

message Ints {
  repeated int32 values = 1;
}

message Longs {
  repeated int64 values = 1;
}

message Floats {
  repeated float values = 1;
}

message Doubles {
  repeated double values = 1;
}

message Strings {
  repeated string values = 1;
}
