public function assembleSegment($segment)
{
if (($segment instanceof EqualPredicate || $segment instanceof NotEqualPredicate) && $segment->isNullValue()) {
throw new CqlAssemblerException("Null is not available in CQL Queries");
}
if ($segment instanceof FieldSelectExpression) {
$segment->setAlias(null);
} else {
if ($segment instanceof PredicateSet) {
return $this->assemblePredicateSet($segment);
} else {
if ($segment instanceof UsingClause) {
return $this->assembleUsingClause($segment);
} else {
if ($segment instanceof AllowFilteringClause) {
return 'ALLOW FILTERING';
} else {
if ($segment instanceof AllSelectExpression) {
$segment->setTable(null);
} else {
if ($segment instanceof BetweenPredicate) {
return $this->assembleBetween($segment);
} else {
if ($segment instanceof MapFieldExpression) {
return $this->assembleMapFieldExpression($segment);
} else {
if ($segment instanceof ListExpression) {
return $this->assembleListExpression($segment);
} else {
if ($segment instanceof MapExpression) {
return $this->assembleMapExpression($segment);
} else {
if ($segment instanceof SetExpression) {
return $this->assembleSetExpression($segment);
} else {
if ($segment instanceof AbstractArithmeticExpression) {
return $this->assembleArithmeticExpression($segment);
}
}
}
}
}
}
}
}
}
}
}
return parent::assembleSegment($segment);
}
public function assembleSegment($segment)
{
if ($segment instanceof FieldExpression) {
return $this->assembleField($segment);
} else {
if ($segment instanceof TableExpression) {
return $this->assembleTableExpression($segment);
} else {
if ($segment instanceof MatchExpression) {
return $this->assembleMatchExpression($segment);
}
}
}
return parent::assembleSegment($segment);
}
