Dropwizard · Schema

Dropwizard Configuration

JSON Schema for the Dropwizard config.yml file covering server, logging, metrics, database, and application settings.

API DevelopmentFrameworksJavaMicroservicesRESTWeb Services

Properties

Name Type Description
server object HTTP server configuration.
logging object Logging configuration.
metrics object Metrics reporting configuration.
database object Database / DataSource configuration.
View JSON Schema on GitHub

JSON Schema

dropwizard-config.json Raw ↑
{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://github.com/api-evangelist/dropwizard/json-schema/dropwizard-config.json",
  "title": "Dropwizard Configuration",
  "description": "JSON Schema for the Dropwizard config.yml file covering server, logging, metrics, database, and application settings.",
  "type": "object",
  "properties": {
    "server": {
      "type": "object",
      "description": "HTTP server configuration.",
      "properties": {
        "type": {
          "type": "string",
          "description": "Server type.",
          "enum": ["default", "simple"],
          "default": "default"
        },
        "applicationConnectors": {
          "type": "array",
          "description": "Application port connectors.",
          "items": {
            "type": "object",
            "properties": {
              "type": {
                "type": "string",
                "enum": ["http", "https"],
                "default": "http"
              },
              "port": {
                "type": "integer",
                "default": 8080,
                "minimum": 0,
                "maximum": 65535
              },
              "bindHost": {
                "type": "string",
                "description": "Interface to bind to."
              },
              "keyStorePath": {
                "type": "string"
              },
              "keyStorePassword": {
                "type": "string"
              },
              "certAlias": {
                "type": "string"
              }
            },
            "additionalProperties": true
          }
        },
        "adminConnectors": {
          "type": "array",
          "description": "Admin port connectors.",
          "items": {
            "type": "object",
            "properties": {
              "type": {
                "type": "string",
                "enum": ["http", "https"],
                "default": "http"
              },
              "port": {
                "type": "integer",
                "default": 8081,
                "minimum": 0,
                "maximum": 65535
              },
              "bindHost": {
                "type": "string"
              }
            },
            "additionalProperties": true
          }
        },
        "requestLog": {
          "type": "object",
          "description": "Request logging configuration.",
          "properties": {
            "appenders": {
              "type": "array",
              "items": {
                "type": "object",
                "properties": {
                  "type": {
                    "type": "string",
                    "enum": ["console", "file", "syslog"]
                  },
                  "threshold": {
                    "type": "string"
                  },
                  "currentLogFilename": {
                    "type": "string"
                  },
                  "archivedLogFilenamePattern": {
                    "type": "string"
                  }
                },
                "additionalProperties": true
              }
            }
          },
          "additionalProperties": true
        },
        "maxThreads": {
          "type": "integer",
          "description": "Maximum number of threads.",
          "default": 1024
        },
        "minThreads": {
          "type": "integer",
          "description": "Minimum number of threads.",
          "default": 8
        },
        "idleThreadTimeout": {
          "type": "string",
          "description": "Idle thread timeout duration.",
          "default": "1 minute"
        },
        "gzip": {
          "type": "object",
          "properties": {
            "enabled": {
              "type": "boolean",
              "default": true
            },
            "minimumEntitySize": {
              "type": "string",
              "default": "256 bytes"
            }
          },
          "additionalProperties": true
        }
      },
      "additionalProperties": true
    },
    "logging": {
      "type": "object",
      "description": "Logging configuration.",
      "properties": {
        "level": {
          "type": "string",
          "description": "Default log level.",
          "enum": ["TRACE", "DEBUG", "INFO", "WARN", "ERROR", "OFF"],
          "default": "INFO"
        },
        "loggers": {
          "type": "object",
          "description": "Per-logger level overrides.",
          "additionalProperties": {
            "type": "string",
            "enum": ["TRACE", "DEBUG", "INFO", "WARN", "ERROR", "OFF"]
          }
        },
        "appenders": {
          "type": "array",
          "description": "Log appenders.",
          "items": {
            "type": "object",
            "properties": {
              "type": {
                "type": "string",
                "enum": ["console", "file", "syslog"]
              },
              "threshold": {
                "type": "string"
              },
              "currentLogFilename": {
                "type": "string"
              },
              "archivedLogFilenamePattern": {
                "type": "string"
              },
              "archivedFileCount": {
                "type": "integer",
                "default": 5
              },
              "maxFileSize": {
                "type": "string"
              },
              "timeZone": {
                "type": "string",
                "default": "UTC"
              }
            },
            "additionalProperties": true
          }
        }
      },
      "additionalProperties": true
    },
    "metrics": {
      "type": "object",
      "description": "Metrics reporting configuration.",
      "properties": {
        "frequency": {
          "type": "string",
          "description": "Reporting frequency.",
          "default": "1 minute"
        },
        "reporters": {
          "type": "array",
          "items": {
            "type": "object",
            "properties": {
              "type": {
                "type": "string",
                "description": "Reporter type (e.g., log, graphite, console)."
              },
              "host": {
                "type": "string"
              },
              "port": {
                "type": "integer"
              },
              "prefix": {
                "type": "string"
              },
              "frequency": {
                "type": "string"
              }
            },
            "additionalProperties": true
          }
        }
      },
      "additionalProperties": true
    },
    "database": {
      "type": "object",
      "description": "Database / DataSource configuration.",
      "properties": {
        "driverClass": {
          "type": "string",
          "description": "JDBC driver class name."
        },
        "url": {
          "type": "string",
          "description": "JDBC connection URL."
        },
        "user": {
          "type": "string"
        },
        "password": {
          "type": "string"
        },
        "maxSize": {
          "type": "integer",
          "description": "Max connection pool size.",
          "default": 8
        },
        "minSize": {
          "type": "integer",
          "description": "Min connection pool size.",
          "default": 0
        },
        "initialSize": {
          "type": "integer",
          "description": "Initial connection pool size.",
          "default": 0
        },
        "checkConnectionWhileIdle": {
          "type": "boolean",
          "default": true
        },
        "validationQuery": {
          "type": "string",
          "description": "SQL query to validate connections.",
          "default": "SELECT 1"
        }
      },
      "additionalProperties": true
    }
  },
  "additionalProperties": true
}