SPLToken2022ExtensionsProgram.updateMetadataPointer constructor

SPLToken2022ExtensionsProgram.updateMetadataPointer({
  1. required SolAddress mint,
  2. required SolAddress authority,
  3. required SPLToken2022UpdateMetadataPointerLayout layout,
  4. SolAddress programId = SPLTokenProgramConst.token2022ProgramId,
  5. List<SolAddress> multiSigners = const [],
})

Update the metadata pointer address. Only supported for mints that include the MetadataPointer extension.

Implementation

factory SPLToken2022ExtensionsProgram.updateMetadataPointer({
  /// The mint.
  required SolAddress mint,

  /// The metadata pointer authority.
  required SolAddress authority,
  required SPLToken2022UpdateMetadataPointerLayout layout,
  SolAddress programId = SPLTokenProgramConst.token2022ProgramId,

  /// Multisignature authority
  List<SolAddress> multiSigners = const [],
}) {
  if (programId == SPLTokenProgramConst.tokenProgramId) {
    throw const MessageException("Token program does not support extensions");
  }
  return SPLToken2022ExtensionsProgram(
      keys: SPLTokenUtils.buildKeys(
          keys: [mint.toWritable()],
          owner: authority,
          multiSigners: multiSigners),
      programId: programId,
      layout: layout);
}