Apache Nutch · JSON Structure

Apache Nutch Nutch Server Info Structure

Status information about the running Nutch server.

Type: object Properties: 4 Required: 3
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NutchServerInfo is a JSON Structure definition published by Apache Nutch, describing 4 properties, of which 3 are required. It conforms to the https://json-structure.org/meta/core/v0/# meta-schema.

Properties

startDate configuration jobs runningJobs

Meta-schema: https://json-structure.org/meta/core/v0/#

JSON Structure

Raw ↑ 
{
  "$schema": "https://json-structure.org/meta/core/v0/#",
  "$id": "https://raw.githubusercontent.com/api-evangelist/apache-nutch/refs/heads/main/json-structure/apache-nutch-nutch-server-info-structure.json",
  "name": "NutchServerInfo",
  "description": "Status information about the running Nutch server.",
  "type": "object",
  "properties": {
    "startDate": {
      "type": "datetime",
      "description": "The date and time the server was started."
    },
    "configuration": {
      "type": "array",
      "items": {
        "type": "string"
      },
      "uniqueItems": true,
      "description": "Set of known configuration IDs."
    },
    "jobs": {
      "type": "array",
      "items": {
        "type": "object",
        "description": "Information about a crawl job.",
        "required": [
          "type",
          "state"
        ],
        "properties": {
          "id": {
            "type": "string",
            "description": "The unique job identifier."
          },
          "type": {
            "type": "string",
            "description": "The type of Nutch crawl job.",
            "enum": [
              "INJECT",
              "GENERATE",
              "FETCH",
              "PARSE",
              "UPDATEDB",
              "INDEX",
              "READDB",
              "CLASS",
              "INVERTLINKS",
              "DEDUP"
            ]
          },
          "confId": {
            "type": "string",
            "description": "The configuration ID used for this job."
          },
          "args": {
            "type": "object",
            "additionalProperties": true,
            "description": "Arguments passed to the job."
          },
          "result": {
            "type": "object",
            "additionalProperties": true,
            "description": "Result data returned after job completion."
          },
          "state": {
            "type": "string",
            "description": "The current state of a job.",
            "enum": [
              "IDLE",
              "RUNNING",
              "FINISHED",
              "FAILED",
              "KILLED",
              "STOPPING",
              "KILLING",
              "ANY"
            ]
          },
          "msg": {
            "type": "string",
            "description": "A human-readable status or error message."
          },
          "crawlId": {
            "type": "string",
            "description": "The crawl identifier associated with this job."
          }
        }
      },
      "description": "All jobs (any state)."
    },
    "runningJobs": {
      "type": "array",
      "items": {
        "type": "object",
        "description": "Information about a crawl job.",
        "required": [
          "type",
          "state"
        ],
        "properties": {
          "id": {
            "type": "string",
            "description": "The unique job identifier."
          },
          "type": {
            "type": "string",
            "description": "The type of Nutch crawl job.",
            "enum": [
              "INJECT",
              "GENERATE",
              "FETCH",
              "PARSE",
              "UPDATEDB",
              "INDEX",
              "READDB",
              "CLASS",
              "INVERTLINKS",
              "DEDUP"
            ]
          },
          "confId": {
            "type": "string",
            "description": "The configuration ID used for this job."
          },
          "args": {
            "type": "object",
            "additionalProperties": true,
            "description": "Arguments passed to the job."
          },
          "result": {
            "type": "object",
            "additionalProperties": true,
            "description": "Result data returned after job completion."
          },
          "state": {
            "type": "string",
            "description": "The current state of a job.",
            "enum": [
              "IDLE",
              "RUNNING",
              "FINISHED",
              "FAILED",
              "KILLED",
              "STOPPING",
              "KILLING",
              "ANY"
            ]
          },
          "msg": {
            "type": "string",
            "description": "A human-readable status or error message."
          },
          "crawlId": {
            "type": "string",
            "description": "The crawl identifier associated with this job."
          }
        }
      },
      "description": "Currently running jobs."
    }
  },
  "required": [
    "configuration",
    "jobs",
    "runningJobs"
  ]
}