public function get($i)
{
// returns a logootId
if ($i < $this->size()) {
return $this->mPosition[$i];
} else {
return LogootId::IdMin();
}
}
/**
* to get the previous position (logootPosition)
* @param <Integer> $lineNumber
* @return <Object> LogootPosition
*/
private function getPrevPosition($lineNumber)
{
$listIds = $this->model->getPositionList();
$exists = false;
$predecessor;
for ($i = $lineNumber - 1; $i > 0; $i--) {
if (isset($listIds[$i])) {
$exists = true;
$predecessor = $i;
break;
}
}
// if there is a predecessor
if ($exists == true) {
return $listIds[$predecessor];
} else {
$posMin = new LogootPosition(array(LogootId::IdMin()));
return $posMin;
}
}
function testNEquals()
{
$pos = new LogootPosition(array(LogootId::IdMin(), LogootId::IdMin()));
$pos1 = new LogootPosition(array(LogootId::IdMax(), LogootId::IdMax()));
$this->assertEquals('0', $pos->nEquals($pos1));
$pos1 = new LogootPosition(array(LogootId::IdMin(), LogootId::IdMin()));
$this->assertEquals('1', $pos->nEquals($pos1));
$pos1 = new LogootPosition(array(LogootId::IdMin(), LogootId::IdMin(), LogootId::IdMin()));
$this->assertEquals('0', $pos->nEquals($pos1));
}
function test0()
{
$p = new LogootPosition(array(LogootId::IdMin()));
$q = new LogootPosition(array(new LogootId(INT_MIN + 1, "3", 6)));
$lp1 = LogootPosition::getLogootPosition($p, $q, 2, "3", 7, 10);
foreach ($lp1 as $pos) {
//echo $pos;
$this->assertEquals('-1', $p->compareTo($pos));
$this->assertEquals('1', $q->compareTo($pos));
}
$q = new LogootPosition(array(LogootId::IdMax()));
$p = new LogootPosition(array(new LogootId(INT_MAX - 1, "3", 6)));
$lp2 = LogootPosition::getLogootPosition($p, $q, 2, "3", 7, 10);
foreach ($lp2 as $pos) {
//echo $pos;
$this->assertEquals('-1', $p->compareTo($pos));
$this->assertEquals('1', $q->compareTo($pos));
}
$q = new LogootPosition(array(LogootId::IdMax()));
$p = new LogootPosition(array(new LogootId(99, "3", 3), new LogootId(99, "3", 7)));
$lp = LogootPosition::getLogootPosition($p, $q, 2, "3", 7, 10);
foreach ($lp2 as $pos) {
//echo $pos;
$this->assertEquals('-1', $p->compareTo($pos));
$this->assertEquals('1', $q->compareTo($pos));
}
}
