How to use org.keycloak.subsystem.adapter.extension

@Override
protected void performRuntime(OperationContext context, ModelNode operation, ModelNode model) throws OperationFailedException {
  super.performRuntime(context, operation, model);
  if (HTTP_SERVER_AUTHENTICATION_RUNTIME_CAPABILITY != null) {
    installCapability(context, operation);
  }
}

  @Override
  protected void recoverServices(OperationContext context, ModelNode operation, ModelNode model) throws OperationFailedException {
    super.recoverServices(context, operation, model);
    KeycloakHttpServerAuthenticationMechanismFactoryAddHandler.installCapability(context, operation);
  }
}

@Override
protected void performRuntime(OperationContext context, ModelNode operation, ModelNode model) throws OperationFailedException {
  super.performRuntime(context, operation, model);
  installCapability(context, operation);
}

@Override
protected void performRuntime(OperationContext context, ModelNode operation, ModelNode model) throws OperationFailedException {
  KeycloakAdapterConfigService ckService = KeycloakAdapterConfigService.getInstance();
  ckService.removeCredential(operation);
}

  @Override
  protected void performRuntime(OperationContext context, ModelNode operation, ModelNode model) throws OperationFailedException {
    KeycloakAdapterConfigService ckService = KeycloakAdapterConfigService.getInstance();
    ckService.removeRealm(operation);
  }
}

  @Override
  protected void performRuntime(OperationContext context, ModelNode operation, ModelNode model) throws OperationFailedException {
    KeycloakAdapterConfigService ckService = KeycloakAdapterConfigService.getInstance();
    ckService.removeSecureDeployment(operation);
  }
}

public CredentialDefinition() {
  super(PathElement.pathElement(TAG_NAME),
      KeycloakExtension.getResourceDescriptionResolver(TAG_NAME),
      new CredentialAddHandler(VALUE),
      CredentialRemoveHandler.INSTANCE);
}

SecureServerDefinition() {
  super(TAG_NAME, ALL_ATTRIBUTES, new SecureServerAddHandler(), new SecureServerRemoveHandler(), new SecureServerWriteHandler());
}

KeycloakHttpServerAuthenticationMechanismFactoryDefinition(String tagName) {
  super(tagName, ALL_ATTRIBUTES, new KeycloakHttpServerAuthenticationMechanismFactoryAddHandler(), new KeycloakHttpServerAuthenticationMechanismFactoryRemoveHandler(), new KeycloakHttpServerAuthenticationMechanismFactoryWriteHandler());
}

public SecureDeploymentDefinition() {
  super(TAG_NAME, ALL_ATTRIBUTES, new SecureDeploymentAddHandler(), new SecureDeploymentRemoveHandler(), new SecureDeploymentWriteAttributeHandler());
}

@Override
protected void performRuntime(OperationContext context, ModelNode operation, ModelNode model) throws OperationFailedException {
  KeycloakAdapterConfigService ckService = KeycloakAdapterConfigService.getInstance();
  ckService.removeRedirectRewriteRule(operation);
}

public RedirecRewritetRuleDefinition() {
  super(PathElement.pathElement(TAG_NAME),
      KeycloakExtension.getResourceDescriptionResolver(TAG_NAME),
      new RedirectRewriteRuleAddHandler(VALUE),
      RedirectRewriteRuleRemoveHandler.INSTANCE);
}

protected KeycloakSubsystemDefinition() {
  super(KeycloakExtension.SUBSYSTEM_PATH,
      KeycloakExtension.getResourceDescriptionResolver("subsystem"),
      KeycloakSubsystemAdd.INSTANCE,
      ReloadRequiredRemoveStepHandler.INSTANCE
  );
}

  @Override
  protected void recoverServices(OperationContext context, ModelNode operation, ModelNode model) throws OperationFailedException {
    super.recoverServices(context, operation, model);
    SecureServerDefinition.SecureServerAddHandler.installCapability(context, operation);
  }
}

@Override
protected void performRuntime(OperationContext context, ModelNode operation, ModelNode model) throws OperationFailedException {
  super.performRuntime(context, operation, model);
  if (HTTP_SERVER_AUTHENTICATION_RUNTIME_CAPABILITY != null) {
    installCapability(context, operation);
  }
}

@Override
protected void revertUpdateToRuntime(OperationContext context, ModelNode operation, String attributeName,
                   ModelNode valueToRestore, ModelNode valueToRevert, KeycloakAdapterConfigService ckService) throws OperationFailedException {
  ckService.updateRealm(operation, attributeName, valueToRestore);
}

@Override
protected void revertUpdateToRuntime(OperationContext context, ModelNode operation, String attributeName,
                   ModelNode valueToRestore, ModelNode valueToRevert, KeycloakAdapterConfigService ckService) throws OperationFailedException {
  ckService.updateCredential(operation, attributeName, valueToRestore);
}

@Override
protected void revertUpdateToRuntime(OperationContext context, ModelNode operation, String attributeName,
                   ModelNode valueToRestore, ModelNode valueToRevert, KeycloakAdapterConfigService ckService) throws OperationFailedException {
  ckService.updateSecureDeployment(operation, attributeName, valueToRestore);
}

@Override
protected void revertUpdateToRuntime(OperationContext context, ModelNode operation, String attributeName,
                   ModelNode valueToRestore, ModelNode valueToRevert, KeycloakAdapterConfigService ckService) throws OperationFailedException {
  ckService.updateRedirectRewriteRule(operation, attributeName, valueToRestore);
}

protected KeycloakSubsystemDefinition() {
  super(KeycloakExtension.SUBSYSTEM_PATH,
      KeycloakExtension.getResourceDescriptionResolver("subsystem"),
      KeycloakSubsystemAdd.INSTANCE,
      ReloadRequiredRemoveStepHandler.INSTANCE
  );
}