Querying Rules

Function

This API is used to query rules.

URI

GET /v2/{project_id}/link/instances/{instance_id}/rules

**Table 1** Path parameters
Parameter	Mandatory	Type	Description
project_id	Yes	String	Project ID. For details about how to obtain the project ID, see Appendix > Obtaining a Project ID in the ROMA Connect API Reference. Minimum: 0 Maximum: 32
instance_id	Yes	String	Instance ID. Minimum: 0 Maximum: 36

**Table 2** Query parameters
Parameter	Mandatory	Type	Description
limit	No	Integer	Number of items displayed on each page. The maximum value is 999. If the value exceeds 999, only 999 items are returned. Minimum: 0 Maximum: 999999 Default: 10
app_id	No	String	Application ID. Minimum: 0 Maximum: 64
name	No	String	Rule name. Minimum: 0 Maximum: 64
offset	No	Integer	Offset, which is the position where the query starts. The value must be greater than or equal to 0. Minimum: 0 Maximum: 999999 Default: 0

Request Parameters

None

Response Parameters

Status code: 200

**Table 3** Response body parameters
Parameter	Type	Description
total	Integer	Total. Minimum: 0 Maximum: 9999999999999999
size	Integer	Number of records displayed on each page. Minimum: 0 Maximum: 999
items	Array of Rule objects	Rule list.

**Table 4** Rule
Parameter	Type	Description
permissions	Array of strings	Permission.
rule_id	Integer	Rule ID. Minimum: 1 Maximum: 99999999999999999
name	String	Rule name, which is a string of 1 to 64 characters containing case-sensitive letters, digits, underscores (_), and hyphens (-). Minimum: 1 Maximum: 64
app_id	String	Application ID. Minimum: 0 Maximum: 64
app_name	String	Application name. Minimum: 0 Maximum: 256
description	String	Description. Minimum: 0 Maximum: 200
status	Integer	Rule status. The options are as follows: 0: enabled; 1: disabled. Minimum: 0 Maximum: 10
data_parsing_status	Integer	Data parsing status. If status is set to 0, this parameter is mandatory and must be set to 0 (indicating that data parsing is enabled) or 1 (indicating that data parsing is disabled). Minimum: 0 Maximum: 10
sql_field	String	SQL query field. Minimum: 0 Maximum: 2000
sql_where	String	SQL query condition. Minimum: 0 Maximum: 2000
rule_express	String	Complete rule expression. Minimum: 0 Maximum: 2000
created_user	CreatedUser object	Name of the user who created the attribute.
last_updated_user	LastUpdatedUser object	User who performed the last update.
created_datetime	Long	Creation start time. The format is timestamp(ms) and the UTC time zone is used. Minimum: 1 Maximum: 99999999999999999
last_updated_datetime	Long	Last modification time (timestamp, in milliseconds). The UTC time zone is used. Minimum: 1 Maximum: 99999999999999999

**Table 5** CreatedUser
Parameter	Type	Description
user_id	String	User ID (reserved). Minimum: 0 Maximum: 64
user_name	String	Username. Minimum: 0 Maximum: 64

**Table 6** LastUpdatedUser
Parameter	Type	Description
user_id	String	User ID (reserved). Minimum: 0 Maximum: 64
user_name	String	Username. Minimum: 0 Maximum: 64

Status code: 400

**Table 7** Response body parameters
Parameter	Type	Description
error_code	String	System error code, which is the detailed error code of HTTP error codes 4xx and 5xx. Minimum: 0 Maximum: 64
error_msg	String	Error description. Minimum: 0 Maximum: 200
request_id	String	Message ID. Minimum: 0 Maximum: 64

Status code: 404

**Table 8** Response body parameters
Parameter	Type	Description
error_code	String	System error code, which is the detailed error code of HTTP error codes 4xx and 5xx. Minimum: 0 Maximum: 64
error_msg	String	Error description. Minimum: 0 Maximum: 200
request_id	String	Message ID. Minimum: 0 Maximum: 64

Status code: 500

**Table 9** Response body parameters
Parameter	Type	Description
error_code	String	System error code, which is the detailed error code of HTTP error codes 4xx and 5xx. Minimum: 0 Maximum: 64
error_msg	String	Error description. Minimum: 0 Maximum: 200
request_id	String	Message ID. Minimum: 0 Maximum: 64

Example Requests

GET /{project_id}/link/instances/{instance_id}/rules

Example Responses

Status code: 200

{
  "total" : 1,
  "size" : 1,
  "items" : [ {
    "permissions" : [ "read", "access", "delete", "modify" ],
    "rule_id" : 702244,
    "name" : "rule",
    "app_id" : "a1503e51-46f7-4d23-8617-7cb2d28dde98",
    "app_name" : "app-link",
    "description" : null,
    "status" : 0,
    "data_parsing_status" : 1,
    "sql_field" : null,
    "sql_where" : null,
    "rule_express" : null,
    "created_user" : {
      "user_id" : null,
      "user_name" : "user"
    },
    "last_updated_user" : {
      "user_id" : null,
      "user_name" : "user"
    },
    "created_datetime" : 1607598152997,
    "last_updated_datetime" : 1607598152997
  } ]
}

Status code: 400

Bad Request

{
  "error_code" : "SCB.00000000",
  "error_msg" : "Parameter is not valid for operation [romalink.link-rule.query]. Parameter is [X-Auth-Token]. Processor is [header].",
  "requestId" : "cb39e78a-afd3-4e04-901d-70468b1c23dc-1619602712496-cnnorth7a-P-romalink-service01"
}

Status code: 404

Not Found

{
  "error_code" : "SCB.00000000",
  "error_msg" : "Not Found"
}

Status code: 500

Internal Server Error

{
  "error_code" : "ROMA.00110002",
  "error_msg" : "The instance does not exist. project_id: 397cd10b30544c588b2f4a56d83856c4, instance_id: f3bb386a-23ec-47aa-9943-4c60ac658611",
  "request_id" : "c8c06d0a-be92-4fdf-9d10-bc20131ab158-1619593104919-cnnorth7a-P-romalink-service01"
}