1: <?php
 2: namespace phpcassa\Index;
 3: 
 4: use phpcassa\ColumnFamily;
 5: 
 6: /**
 7:  * @package phpcassa\Index
 8:  */
 9: class IndexExpression extends \cassandra\IndexExpression {
10: 
11:     /**
12:      * Constructs an IndexExpression to be used in an IndexClause, which can
13:      * be used with get_indexed_slices().
14:      * @param mixed $column_name the name of the column this expression will apply to;
15:      *        this column may or may not be indexed
16:      * @param mixed $value the value that will be compared to column values using op
17:      * @param string $op the operator to apply to column values
18:      *        and the 'value' parameter.  Valid options include "EQ", "LT", "LTE",
19:      *        "GT", and "GTE". Defaults to testing for equality.
20:      */
21:     public function __construct($column_name, $value, $op="EQ") {
22:         parent::__construct();
23:         $this->column_name = $column_name;
24:         $this->value = $value;
25:         if (is_int($op)) {
26:             $this->op = $op;
27:         } else {
28:             $operators = $GLOBALS['\cassandra\E_IndexOperator'];
29:             $this->op = $operators[$op];
30:         }
31:     }
32: }
33: