How to use

size

method

in

org.apache.samza.container.grouper.task.GroupByContainerCount$TaskGroup

/**
 * Assigns tasks from the specified list to containers that have fewer containers than indicated
 * in taskCountPerContainer.
 *
 * @param taskCountPerContainer the expected number of tasks for each container.
 * @param taskNamesToAssign     the list of tasks to assign to the containers.
 * @param containers            the containers (as {@link TaskGroup}) to which the tasks will be assigned.
 */
// TODO: Change logic from using int arrays to a Map<String, Integer> (id -> taskCount)
private void assignTasksToContainers(int[] taskCountPerContainer, List<String> taskNamesToAssign,
  List<TaskGroup> containers) {
 for (TaskGroup taskGroup : containers) {
  for (int j = taskGroup.size(); j < taskCountPerContainer[Integer.valueOf(taskGroup.getContainerId())]; j++) {
   String taskName = taskNamesToAssign.remove(0);
   taskGroup.addTaskName(taskName);
   log.info("Assigned task {} to container {}", taskName, taskGroup.getContainerId());
  }
 }
}

/**
 * Assigns tasks from the specified list to containers that have fewer containers than indicated
 * in taskCountPerContainer.
 *
 * @param taskCountPerContainer the expected number of tasks for each container.
 * @param taskNamesToAssign     the list of tasks to assign to the containers.
 * @param containers            the containers (as {@link TaskGroup}) to which the tasks will be assigned.
 */
// TODO: Change logic from using int arrays to a Map<String, Integer> (id -> taskCount)
private void assignTasksToContainers(int[] taskCountPerContainer, List<String> taskNamesToAssign,
  List<TaskGroup> containers) {
 for (TaskGroup taskGroup : containers) {
  for (int j = taskGroup.size(); j < taskCountPerContainer[Integer.valueOf(taskGroup.getContainerId())]; j++) {
   String taskName = taskNamesToAssign.remove(0);
   taskGroup.addTaskName(taskName);
   log.info("Assigned task {} to container {}", taskName, taskGroup.getContainerId());
  }
 }
}

/**
 * Assigns tasks from the specified list to containers that have fewer containers than indicated
 * in taskCountPerContainer.
 *
 * @param taskCountPerContainer the expected number of tasks for each container.
 * @param taskNamesToAssign     the list of tasks to assign to the containers.
 * @param containers            the containers (as {@link TaskGroup}) to which the tasks will be assigned.
 */
// TODO: Change logic from using int arrays to a Map<String, Integer> (id -> taskCount)
private void assignTasksToContainers(int[] taskCountPerContainer, List<String> taskNamesToAssign,
  List<TaskGroup> containers) {
 for (TaskGroup taskGroup : containers) {
  for (int j = taskGroup.size(); j < taskCountPerContainer[Integer.valueOf(taskGroup.getContainerId())]; j++) {
   String taskName = taskNamesToAssign.remove(0);
   taskGroup.addTaskName(taskName);
   log.info("Assigned task {} to container {}", taskName, taskGroup.getContainerId());
  }
 }
}

for (int i = 0; i < prevContainerCount; i++) {
 TaskGroup taskGroup = containers.get(i);
 while (taskGroup.size() > expectedTaskCountPerContainer[i]) {
  taskNamesToReassign.add(taskGroup.removeTask());

for (int i = 0; i < prevContainerCount; i++) {
 TaskGroup taskGroup = containers.get(i);
 while (taskGroup.size() > expectedTaskCountPerContainer[i]) {
  taskNamesToReassign.add(taskGroup.removeTask());

for (int i = 0; i < prevContainerCount; i++) {
 TaskGroup taskGroup = containers.get(i);
 while (taskGroup.size() > expectedTaskCountPerContainer[i]) {
  taskNamesToReassign.add(taskGroup.removeTask());

for (int i = 0; i < prevContainerCount; i++) {
 TaskGroup taskGroup = containers.get(i);
 while (taskGroup.size() > expectedTaskCountPerContainer[i]) {
  taskNamesToReassign.add(taskGroup.removeTask());

/**
 * Assigns tasks from the specified list to containers that have fewer containers than indicated
 * in taskCountPerContainer.
 *
 * @param taskCountPerContainer the expected number of tasks for each container.
 * @param taskNamesToAssign     the list of tasks to assign to the containers.
 * @param containers            the containers (as {@link TaskGroup}) to which the tasks will be assigned.
 */
// TODO: Change logic from using int arrays to a Map<String, Integer> (id -> taskCount)
private void assignTasksToContainers(int[] taskCountPerContainer, List<String> taskNamesToAssign,
  List<TaskGroup> containers) {
 for (TaskGroup taskGroup : containers) {
  for (int j = taskGroup.size(); j < taskCountPerContainer[Integer.valueOf(taskGroup.getContainerId())]; j++) {
   String taskName = taskNamesToAssign.remove(0);
   taskGroup.addTaskName(taskName);
   log.info("Assigned task {} to container {}", taskName, taskGroup.getContainerId());
  }
 }
}