How to use

parseDeriveSize

method

in

org.jboss.as.ejb3.subsystem.StrictMaxPoolResourceDefinition

@Override
protected void performRuntime(OperationContext context, ModelNode operation, ModelNode strictMaxPoolModel) throws OperationFailedException {
  final String poolName = PathAddress.pathAddress(operation.get(ModelDescriptionConstants.ADDRESS)).getLastElement().getValue();
  final int maxPoolSize = StrictMaxPoolResourceDefinition.MAX_POOL_SIZE.resolveModelAttribute(context, strictMaxPoolModel).asInt();
  final Derive derive = StrictMaxPoolResourceDefinition.parseDeriveSize(context, strictMaxPoolModel);
  final long timeout = StrictMaxPoolResourceDefinition.INSTANCE_ACQUISITION_TIMEOUT.resolveModelAttribute(context, strictMaxPoolModel).asLong();
  final String unit = StrictMaxPoolResourceDefinition.INSTANCE_ACQUISITION_TIMEOUT_UNIT.resolveModelAttribute(context, strictMaxPoolModel).asString();
  // create and install the service
  final StrictMaxPoolConfigService poolConfigService = new StrictMaxPoolConfigService(poolName, maxPoolSize, derive, timeout, TimeUnit.valueOf(unit));
  final ServiceName serviceName = StrictMaxPoolConfigService.EJB_POOL_CONFIG_BASE_SERVICE_NAME.append(poolName);
  ServiceBuilder<StrictMaxPoolConfig> svcBuilder = context.getServiceTarget().addService(serviceName, poolConfigService);
  if (context.hasOptionalCapability(IO_MAX_THREADS_RUNTIME_CAPABILITY_NAME, null, null)) {
    ServiceName name = context.getCapabilityServiceName(IO_MAX_THREADS_RUNTIME_CAPABILITY_NAME, Integer.class);
    svcBuilder.addDependency(name, Integer.class, poolConfigService.getMaxThreadsInjector());
  }
  svcBuilder.install();
}

private void applyModelToRuntime(OperationContext context, ModelNode operation, String attributeName, ModelNode model) throws OperationFailedException {
  final String poolName = PathAddress.pathAddress(operation.get(ModelDescriptionConstants.OP_ADDR)).getLastElement().getValue();
  final ServiceName serviceName = StrictMaxPoolConfigService.EJB_POOL_CONFIG_BASE_SERVICE_NAME.append(poolName);
  final ServiceRegistry registry = context.getServiceRegistry(true);
  ServiceController<?> sc = registry.getService(serviceName);
  if (sc != null) {
    StrictMaxPoolConfigService smpc = (StrictMaxPoolConfigService) sc.getService();
    if (smpc != null) {
      if (StrictMaxPoolResourceDefinition.MAX_POOL_SIZE.getName().equals(attributeName)) {
        int maxPoolSize = StrictMaxPoolResourceDefinition.MAX_POOL_SIZE.resolveModelAttribute(context, model).asInt(-1);
        smpc.setMaxPoolSize(maxPoolSize);
      } else if (StrictMaxPoolResourceDefinition.DERIVE_SIZE.getName().equals(attributeName)) {
        StrictMaxPoolConfigService.Derive derive = StrictMaxPoolResourceDefinition.parseDeriveSize(context, model);
        smpc.setDerive(derive);
      } else if (StrictMaxPoolResourceDefinition.INSTANCE_ACQUISITION_TIMEOUT.getName().equals(attributeName)) {
        long timeout = StrictMaxPoolResourceDefinition.INSTANCE_ACQUISITION_TIMEOUT.resolveModelAttribute(context, model).asLong();
        smpc.setTimeout(timeout);
      } else if (StrictMaxPoolResourceDefinition.INSTANCE_ACQUISITION_TIMEOUT_UNIT.getName().equals(attributeName)) {
        String timeoutUnit = StrictMaxPoolResourceDefinition.INSTANCE_ACQUISITION_TIMEOUT_UNIT.resolveModelAttribute(context, model).asString();
        smpc.setTimeoutUnit(TimeUnit.valueOf(timeoutUnit));
      }
    }
  }
}