REST API for Clinical One Cloud Service

v3.0

get

/ec-codelist-svc/rest/v3.0/codelist

List available codelists. You can filter by type and optionally scope results to a study or a group.

Request

Query Parameters

allFields: boolean
Optional. Indicates whether hidden fields should be returned. Allowed values are true and false.
Example:
```
true
```
codelistType: string

Optional. Codelist type. Allowed values are USER, CUSTOM, SYSTEM, and APPLICATION.

Allowed Values: [ "USER", "CUSTOM", "SYSTEM", "APPLICATION", "DYNAMIC", "DESIGN" ]
mode: string
Required. Study mode used to scope the codelist request. Allowed values are active, test, and training.
Example:
```
test
```
studyId: string
Required. Study identifier used to scope the codelist request. Use a UUID represented as a 32-character uppercase hexadecimal string.
Example:
```
B1B8327AFAA6412287106192AB5984EF
```

There's no request body for this operation.

Response

Supported Media Types

application/json

200 Response

Success

Root Schema : schema

Type: array

Show Source

Array of: object Code

{
    "type":"array",
    "items":{
        "$ref":"#/components/schemas/Code"
    }
}

Nested Schema : Code

Type: object

Show Source

canAddValues: boolean

Whether values can be added.

Example: true
canHideValues: boolean

Whether values can be hidden.

Example: true
codeGroupId: string

Unique identifier (UUID, 32-character uppercase hexadecimal string) of the codelist group.

Example: B1B8327AFAA6412287106192AB5984EF
codeLevel: string

Minimum Length: 1

Maximum Length: 32

Codelist code level.

Example: SYSTEM
codeName: string

Minimum Length: 1

Maximum Length: 255

Codelist code name.

Example: AE_SEVERITY
codeType: string

Minimum Length: 1

Maximum Length: 255

Codelist code type.

Example: SYSTEM
comment: string

Comment.

Example: Updated description
customizable: boolean

Whether this code is customizable.

Example: false
description: string

Minimum Length: 1

Maximum Length: 4000

Codelist description.

Example: Severity of adverse event.
displayCodeName: string

Display name for the codelist.

Example: AE Severity
id: string

Required. Study identifier used to scope the codelist request. Use a UUID represented as a 32-character uppercase hexadecimal string.

Example: B1B8327AFAA6412287106192AB5984EF
objectVersionNumber: number

Object version number.

Example: 1
operationType: string

Minimum Length: 1

Maximum Length: 16

Operation type.

Example: CREATED
optlock: string (date-time)

Optimistic lock timestamp.

Example: 2026-03-03T17:50:51.48Z
parCodeName: string

Minimum Length: 1

Maximum Length: 255

Parent codelist code name.

Example: AE
reason: string

Reason for change.

Example: Updating codelist
softwareVersionNumber: number

Software version number.

Example: 1
tag: string

Minimum Length: 1

Maximum Length: 32767

Tag for the codelist.

Example: safety
tenantLevelOnly: boolean

Whether this codelist is tenant-level only.

Example: false
userId: string

Unique identifier (UUID, 32-character uppercase hexadecimal string) of the user.

Example: B1B8327AFAA6412287106192AB5984EF
versionEnd: string (date-time)

Version end timestamp.

Example: 3099-12-31T00:00:00Z
versionStart: string (date-time)

Version start timestamp.

Example: 2026-03-03T12:20:51.409Z

{
    "type":"object",
    "properties":{
        "id":{
            "type":"string",
            "description":"Required. Study identifier used to scope the codelist request. Use a UUID represented as a 32-character uppercase hexadecimal string.",
            "example":"B1B8327AFAA6412287106192AB5984EF"
        },
        "versionStart":{
            "type":"string",
            "description":"Version start timestamp.",
            "format":"date-time",
            "example":"2026-03-03T12:20:51.409Z"
        },
        "versionEnd":{
            "type":"string",
            "description":"Version end timestamp.",
            "format":"date-time",
            "example":"3099-12-31T00:00:00Z"
        },
        "operationType":{
            "maxLength":16,
            "minLength":1,
            "type":"string",
            "description":"Operation type.",
            "example":"CREATED"
        },
        "objectVersionNumber":{
            "type":"number",
            "description":"Object version number.",
            "example":1
        },
        "softwareVersionNumber":{
            "type":"number",
            "description":"Software version number.",
            "example":1
        },
        "optlock":{
            "type":"string",
            "description":"Optimistic lock timestamp.",
            "format":"date-time",
            "example":"2026-03-03T17:50:51.48Z"
        },
        "userId":{
            "type":"string",
            "description":"Unique identifier (UUID, 32-character uppercase hexadecimal string) of the user.",
            "example":"B1B8327AFAA6412287106192AB5984EF"
        },
        "reason":{
            "type":"string",
            "description":"Reason for change.",
            "example":"Updating codelist"
        },
        "comment":{
            "type":"string",
            "description":"Comment.",
            "example":"Updated description"
        },
        "codeName":{
            "maxLength":255,
            "minLength":1,
            "type":"string",
            "description":"Codelist code name.",
            "example":"AE_SEVERITY"
        },
        "codeType":{
            "maxLength":255,
            "minLength":1,
            "type":"string",
            "description":"Codelist code type.",
            "example":"SYSTEM"
        },
        "codeLevel":{
            "maxLength":32,
            "minLength":1,
            "type":"string",
            "description":"Codelist code level.",
            "example":"SYSTEM"
        },
        "parCodeName":{
            "maxLength":255,
            "minLength":1,
            "type":"string",
            "description":"Parent codelist code name.",
            "example":"AE"
        },
        "description":{
            "maxLength":4000,
            "minLength":1,
            "type":"string",
            "description":"Codelist description.",
            "example":"Severity of adverse event."
        },
        "tag":{
            "maxLength":32767,
            "minLength":1,
            "type":"string",
            "description":"Tag for the codelist.",
            "example":"safety"
        },
        "codeGroupId":{
            "type":"string",
            "description":"Unique identifier (UUID, 32-character uppercase hexadecimal string) of the codelist group.",
            "example":"B1B8327AFAA6412287106192AB5984EF"
        },
        "displayCodeName":{
            "type":"string",
            "description":"Display name for the codelist.",
            "example":"AE Severity"
        },
        "canAddValues":{
            "type":"boolean",
            "description":"Whether values can be added.",
            "example":true
        },
        "canHideValues":{
            "type":"boolean",
            "description":"Whether values can be hidden.",
            "example":true
        },
        "customizable":{
            "type":"boolean",
            "description":"Whether this code is customizable.",
            "example":false
        },
        "tenantLevelOnly":{
            "type":"boolean",
            "description":"Whether this codelist is tenant-level only.",
            "example":false
        }
    }
}

Examples

400 Response

Invalid request URL.

Root Schema : CodeListResponseV1.0

Type: object

Title: CodeListResponseV1.0

Standard codelist service response envelope.

Show Source

errorData: object ErrorResponseData

Title: ErrorResponseData

Error Response Details Information
result: object result

Response result.
status: string

Response status.

Example: success

{
    "title":"CodeListResponseV1.0",
    "type":"object",
    "properties":{
        "status":{
            "type":"string",
            "description":"Response status.",
            "example":"success"
        },
        "result":{
            "type":"object",
            "description":"Response result.",
            "example":{
            }
        },
        "errorData":{
            "$ref":"#/components/schemas/ErrorResponseData"
        }
    },
    "description":"Standard codelist service response envelope."
}

Nested Schema : ErrorResponseData

Type: object

Title: ErrorResponseData

Error Response Details Information

Show Source

details: object Object

Title: Object

Object with error details information.
errorCode: string

Error code which is stored in ErrorCode enum. Example : C1-003

Example: C1-003
errorMessage: string

Error message which is stored in service property file. Example : Cannot modify object after a study version has been approved

Example: Cannot modify object after a study version has been approved

{
    "title":"ErrorResponseData",
    "type":"object",
    "properties":{
        "errorCode":{
            "type":"string",
            "description":"Error code which is stored in ErrorCode enum. Example : C1-003",
            "example":"C1-003"
        },
        "errorMessage":{
            "type":"string",
            "description":"Error message which is stored in service property file. Example : Cannot modify object after a study version has been approved",
            "example":"Cannot modify object after a study version has been approved"
        },
        "details":{
            "title":"Object",
            "type":"object",
            "description":"Object with error details information.",
            "example":{
                "field":"studyId",
                "reason":"Invalid value"
            }
        }
    },
    "description":"Error Response Details Information"
}

Nested Schema : result

Type: object

Response result.

Example:

{
}

Nested Schema : Object

Type: object

Title: Object

Object with error details information.

Example:

{
    "field":"studyId",
    "reason":"Invalid value"
}

Examples

500 Response

Internal server error

Root Schema : CodeListResponseV1.0

Type: object

Title: CodeListResponseV1.0

Standard codelist service response envelope.

Show Source

errorData: object ErrorResponseData

Title: ErrorResponseData

Error Response Details Information
result: object result

Response result.
status: string

Response status.

Example: success

{
    "title":"CodeListResponseV1.0",
    "type":"object",
    "properties":{
        "status":{
            "type":"string",
            "description":"Response status.",
            "example":"success"
        },
        "result":{
            "type":"object",
            "description":"Response result.",
            "example":{
            }
        },
        "errorData":{
            "$ref":"#/components/schemas/ErrorResponseData"
        }
    },
    "description":"Standard codelist service response envelope."
}

Nested Schema : ErrorResponseData

Type: object

Title: ErrorResponseData

Error Response Details Information

Show Source

details: object Object

Title: Object

Object with error details information.
errorCode: string

Error code which is stored in ErrorCode enum. Example : C1-003

Example: C1-003
errorMessage: string

Error message which is stored in service property file. Example : Cannot modify object after a study version has been approved

Example: Cannot modify object after a study version has been approved

{
    "title":"ErrorResponseData",
    "type":"object",
    "properties":{
        "errorCode":{
            "type":"string",
            "description":"Error code which is stored in ErrorCode enum. Example : C1-003",
            "example":"C1-003"
        },
        "errorMessage":{
            "type":"string",
            "description":"Error message which is stored in service property file. Example : Cannot modify object after a study version has been approved",
            "example":"Cannot modify object after a study version has been approved"
        },
        "details":{
            "title":"Object",
            "type":"object",
            "description":"Object with error details information.",
            "example":{
                "field":"studyId",
                "reason":"Invalid value"
            }
        }
    },
    "description":"Error Response Details Information"
}

Nested Schema : result

Type: object

Response result.

Example:

{
}

Nested Schema : Object

Type: object

Title: Object

Object with error details information.

Example:

{
    "field":"studyId",
    "reason":"Invalid value"
}

Examples