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58 lines
1.7 KiB
Java
58 lines
1.7 KiB
Java
/*
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XOWA: the XOWA Offline Wiki Application
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Copyright (C) 2012 gnosygnu@gmail.com
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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 Affero General Public License as
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published by the Free Software Foundation, either version 3 of the
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License, or (at your option) any later version.
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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 Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package gplx;
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public class Bry_ary {
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private byte[][] ary; private int len, max;
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public Bry_ary(int max) {
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this.len = 0;
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this.max = max;
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this.ary = new byte[max][];
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}
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public byte[][] Ary() {return ary;}
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public void Clear() {
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for (int i = 0; i < len; ++i)
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ary[i] = null;
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len = 0;
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}
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public int Len() {return len;}
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public void Add(byte[] v) {
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if (len == max) {
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int new_max = max * 2;
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byte[][] new_ary = new byte[new_max][];
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for (int i = 0; i < len; ++i)
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new_ary[i] = ary[i];
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this.ary = new_ary;
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this.max = new_max;
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}
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ary[len] = v;
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++len;
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}
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public byte[] Get_at(int i) {return ary[i];}
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public byte[] Get_at_last() {return len == 0 ? null : ary[len - 1];}
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public void Set_at_last(byte[] v) {ary[len - 1] = v;}
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public void Set_at(int i, byte[] v) {ary[i] = v;}
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public byte[][] To_ary(int rel) {
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if (len == 0) return Bry_.Ary_empty;
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int rv_len = len + rel;
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byte[][] rv = new byte[rv_len][];
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for (int i = 0; i < rv_len; ++i)
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rv[i] = ary[i];
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return rv;
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}
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}
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