2 * Jalview - A Sequence Alignment Editor and Viewer
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3 * Copyright (C) 2005 AM Waterhouse, J Procter, G Barton, M Clamp, S Searle
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5 * This program is free software; you can redistribute it and/or
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6 * modify it under the terms of the GNU General Public License
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7 * as published by the Free Software Foundation; either version 2
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8 * of the License, or (at your option) any later version.
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10 * This program is distributed in the hope that it will be useful,
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11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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13 * GNU General Public License for more details.
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15 * You should have received a copy of the GNU General Public License
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16 * along with this program; if not, write to the Free Software
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17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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19 package jalview.util;
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21 public class QuickSort
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23 public static void sort(float[] arr, Object[] s)
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25 sort(arr, 0, arr.length - 1, s);
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28 public static void sort(String[] arr, Object[] s)
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30 stringSort(arr, 0, arr.length - 1, s);
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33 public static void stringSort(String[] arr, int p, int r, Object[] s)
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39 q = stringPartition(arr, p, r, s);
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40 stringSort(arr, p, q, s);
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41 stringSort(arr, q + 1, r, s);
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45 public static void sort(float[] arr, int p, int r, Object[] s)
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51 q = partition(arr, p, r, s);
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53 sort(arr, q + 1, r, s);
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57 private static int partition(float[] arr, int p, int r, Object[] s)
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94 private static int stringPartition(String[] arr, int p, int r, Object[] s)
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106 while (arr[j].compareTo(x) < 0);
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112 while (arr[i].compareTo(x) > 0);
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116 String tmp = arr[i];
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120 Object tmp2 = s[i];
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