testing

HarbormasterBuildLogChunkIterator.php
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			<?php

			final class HarbormasterBuildLogChunkIterator
			extends PhutilBufferedIterator {

			private $log;
			private $cursor;

			private $min = 0;
			private $max = PHP_INT_MAX;

			public function __construct(HarbormasterBuildLog $log) {
			$this->log = $log;
			}

			protected function didRewind() {
			$this->cursor = $this->min;
			}

			public function key() {
			return $this->current()->getID();
			}

			public function setRange($min, $max) {
			$this->min = (int)$min;
			$this->max = (int)$max;
			return $this;
			}

			protected function loadPage() {
			if ($this->cursor > $this->max) {
			return array();
			}

			$results = id(new HarbormasterBuildLogChunk())->loadAllWhere(
			'logID = %d AND id >= %d AND id <= %d ORDER BY id ASC LIMIT %d',
			$this->log->getID(),
			$this->cursor,
			$this->max,
			$this->getPageSize());

			if ($results) {
			$this->cursor = last($results)->getID() + 1;
			}

			return $results;
			}

			}