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 */
20package jdk.nashorn.internal.runtime.regexp.joni;
21
22@SuppressWarnings("javadoc")
23public 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
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
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(" ").append(i).append(": (").append(beg[i]).append("-").append(end[i]).append(")");
42        }
43        return sb.toString();
44    }
45
46    void clear() {
47        for (int i=0; i<beg.length; i++) {
48            beg[i] = end[i] = REGION_NOTPOS;
49        }
50    }
51}
52