1 /*
2  * Permission is hereby granted, free of charge, to any person obtaining a copy of
3  * this software and associated documentation files (the "Software"), to deal in
4  * the Software without restriction, including without limitation the rights to
5  * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
6  * of the Software, and to permit persons to whom the Software is furnished to do
7  * so, subject to the following conditions:
8  *
9  * The above copyright notice and this permission notice shall be included in all
10  * copies or substantial portions of the Software.
11  *
12  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
13  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
14  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
15  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
16  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
17  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
18  * SOFTWARE.
19  */
20 package jdk.nashorn.internal.runtime.regexp.joni;
21 
22 @SuppressWarnings("javadoc")
23 public final class Region {
24     static final int REGION_NOTPOS = -1;
25 
26     public final int numRegs;
27     public final int[]beg;
28     public final int[]end;
29 
Region(final int num)30     public Region(final int num) {
31         this.numRegs = num;
32         this.beg = new int[num];
33         this.end = new int[num];
34     }
35 
36     @Override
toString()37     public String toString() {
38         final StringBuilder sb = new StringBuilder();
39         sb.append("Region: \n");
40         for (int i=0; i<beg.length; i++) {
41             sb.append(" " + i + ": (" + beg[i] + "-" + end[i] + ")");
42         }
43         return sb.toString();
44     }
45 
clear()46     void clear() {
47         for (int i=0; i<beg.length; i++) {
48             beg[i] = end[i] = REGION_NOTPOS;
49         }
50     }
51 }
52