> For the complete documentation index, see [llms.txt](https://triton.pharos.ai/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://triton.pharos.ai/methods-reference/apex-methods-reference/tritonflow/flowlog.md).

# FlowLog

The FlowLog class provides a wrapper for passing log data from Flow or Process Builder.

## Properties

```apex
@InvocableVariable(Required=false Label='Category')
public String category;               // Log category (defaults to Flow)

@InvocableVariable(Required=false Label='Type')
public String type;                   // Log type

@InvocableVariable(Required=true Label='Area')
public String area;                   // Functional area

@InvocableVariable(Required=true Label='Summary')
public String summary;                // Log summary

@InvocableVariable(Required=false Label='Details')
public String details;                // Log details

@InvocableVariable(Required=true Label='Interview GUID')
public String interviewGUID;          // Flow interview identifier

@InvocableVariable(Required=false Label='Flow API Name')
public String flowApiName;            // Flow API name

@InvocableVariable(Required=false Label='Level')
public String level;                  // Log level (defaults to INFO)

@InvocableVariable(Required=false Label='Operation')
public String operation;              // Operation name

@InvocableVariable(Required=false Label='Additional Fields')
public String additionalFields;       // JSON string of additional custom fields

@InvocableVariable(Required=false Label='Transaction ID')
public String transactionId;          // Transaction identifier for log grouping

@InvocableVariable(Required=false Label='Stacktrace') 
public String stacktrace;             // Current stacktrace

@InvocableVariable(Required=false Label='Full Stacktrace')
public String fullStacktrace;         // Complete stacktrace including previous traces
```

## Field Reference

### Core Fields

| Field            | Required | Default | Description                                      |
| ---------------- | -------- | ------- | ------------------------------------------------ |
| category         | No       | Flow    | Category classification for the log              |
| type             | No       | -       | Technical classification of the log entry        |
| area             | Yes      | -       | Functional area the log relates to               |
| summary          | Yes      | -       | Brief description of the log entry               |
| details          | No       | -       | Detailed information about the log entry         |
| interviewGUID    | Yes      | -       | Flow interview identifier ($Flow\.InterviewGuid) |
| flowApiName      | No       | -       | API name of the Flow                             |
| level            | No       | INFO    | Log level for the entry                          |
| operation        | No       | -       | Name of the operation being performed            |
| additionalFields | No       | -       | JSON string of additional custom fields          |
| transactionId    | No       | -       | Transaction identifier for grouping related logs |
| stacktrace       | No       | -       | Current stacktrace information                   |
| fullStacktrace   | No       | -       | Complete stacktrace including previous traces    |

### Additional Fields Format

The additionalFields property accepts a JSON string mapping field API names to values:

```json
{
    "pharos__Summary__c": "Custom summary",
    "pharos__Details__c": "Custom details"
}
```

Note: If the JSON string fails to parse, an error message will be added to the log details.