in v3/materials/cryptographic_materials_manager.go [46:52]
func (cmm *DefaultCryptographicMaterialsManager) GetEncryptionMaterials(ctx context.Context, matDesc MaterialDescription) (*CryptographicMaterials, error) {
keyring := *cmm.Keyring
encryptionMaterials := NewEncryptionMaterials()
encryptionMaterials.encryptionContext = matDesc
return keyring.OnEncrypt(ctx, encryptionMaterials)
}