MySqlConnectionResolver

Helper class that resolves a MySQL connection and credential parameters, validates them and generates a connection URI.

Inherits: IReferenceable, IConfigurable

Description

The MySqlConnectionResolver class allows you to create a MySQL connection and credential parameters resolver that validates the parameters and generates a connection URI.

Important points

  • It is able to process multiple connections to MySQL cluster nodes.

Configuration parameters

connection(s):

  • discovery_key: (optional) key to retrieve the connection from IDiscovery
  • host: host name or IP address
  • port: port number (default: 27017)
  • database: database name
  • uri: resource URI or connection string with all parameters in it

credential(s):

  • store_key: (optional) key to retrieve the credentials from ICredentialStore
  • username: username
  • password: user’s password

References

  • *:discovery:*:*:1.0 - (optional) IDiscovery services
  • *:credential-store:*:*:1.0 - (optional) ICredentialStore stores to resolve credentials

Fields

_connectionResolver

Connection resolver

protected _connectionResolver: ConnectionResolver

_connectionResolver

Credential resolver

protected _credentialResolver: CredentialResolver

Instance methods

Configure

Configures components by passing configuration parameters.

public void Configure(ConfigParams config)

  • config: ConfigParams - configuration parameters to be set.

Resolve

Resolves a MySQL configuration from connection and credential parameters.

public Task<string> ResolveAsync(IContext context)

  • context: IContext - (optional) a context to trace execution through a call chain.
  • returns: Task<string> - resolved connection config or raised error

SetReferences

Sets references to dependent components.

public void SetReferences(IReferences references)

  • references: IReferences - references to locate the component’s dependencies.