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688cbfb776
- bugfixing for collection index bug - several other bugfixes git-svn-id: https://svn.berlios.de/svnroot/repos/yacy/trunk@2785 6c8d7289-2bf4-0310-a012-ef5d649a1542
76 lines
2.9 KiB
Java
76 lines
2.9 KiB
Java
// kelondroIntBytesMap.java
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// (C) 2006 by Michael Peter Christen; mc@anomic.de, Frankfurt a. M., Germany
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// first published 08.06.2006 on http://www.anomic.de
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//
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// $LastChangedDate: 2006-04-02 22:40:07 +0200 (So, 02 Apr 2006) $
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// $LastChangedRevision: 1986 $
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// $LastChangedBy: orbiter $
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//
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// LICENSE
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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package de.anomic.kelondro;
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//import java.util.Random;
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public class kelondroIntBytesMap extends kelondroRowBufferedSet {
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public kelondroIntBytesMap(int payloadSize, int initSize) {
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super(new kelondroRow("Cardinal key-4 {b256}, byte[] payload-" + payloadSize), kelondroNaturalOrder.naturalOrder, 0, initSize);
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}
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public byte[] getb(int ii) {
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kelondroRow.Entry indexentry = super.get(kelondroNaturalOrder.encodeLong((long) ii, 4));
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if (indexentry == null) return null;
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return indexentry.getColBytes(1);
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}
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public byte[] putb(int ii, byte[] value) {
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kelondroRow.Entry newentry = super.row().newEntry();
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newentry.setCol(0, (long) ii);
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newentry.setCol(1, value);
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kelondroRow.Entry oldentry = super.put(newentry);
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if (oldentry == null) return null;
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return oldentry.getColBytes(1);
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}
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public byte[] removeb(int ii) {
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if (size() == 0) {
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return null;
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}
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kelondroRow.Entry indexentry = super.remove(kelondroNaturalOrder.encodeLong((long) ii, 4));
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if (indexentry == null) return null;
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return indexentry.getColBytes(1);
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}
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public static void main(String[] args) {
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long start = System.currentTimeMillis();
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kelondroIntBytesMap c = new kelondroIntBytesMap(30, 0);
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//Random random = new Random(0);
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int x;
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for (int i = 0; i < 100000; i++) {
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//x = random.nextInt(100000);
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x = i;
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c.putb(x, new byte[30]);
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//if (c.getb(x) == null) System.out.println("consistency error at " + i + " with key " + x);
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if (i % 10000 == 0) System.out.println(i + " entries. ");
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}
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System.out.println("RESULT SIZE: " + c.size());
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System.out.println("Time: " + ((System.currentTimeMillis() - start) / 1000) + " seconds");
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}
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}
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