session-android/src/org/thoughtcrime/securesms/util/Combiner.java
Moxie Marlinspike 82f8ba3584 Removed tabs
2012-09-30 19:56:29 -07:00

46 lines
1.7 KiB
Java

/**
* Copyright (C) 2011 Whisper Systems
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.thoughtcrime.securesms.util;
public class Combiner {
public static byte[] combine(byte[] a, byte[] b) {
byte[] combined = new byte[a.length + b.length];
System.arraycopy(a, 0, combined, 0, a.length);
System.arraycopy(b, 0, combined, a.length, b.length);
return combined;
}
public static byte[] combine(byte[] a, byte[] b, byte[] c) {
byte[] combined = new byte[a.length + b.length + c.length];
System.arraycopy(a, 0, combined, 0, a.length);
System.arraycopy(b, 0, combined, a.length, b.length);
System.arraycopy(c, 0, combined, a.length + b.length, c.length);
return combined;
}
public static byte[] combine(byte[] a, byte[] b, byte[] c, byte[] d) {
byte[] combined = new byte[a.length + b.length + c.length + d.length];
System.arraycopy(a, 0, combined, 0, a.length);
System.arraycopy(b, 0, combined, a.length, b.length);
System.arraycopy(c, 0, combined, a.length + b.length, c.length);
System.arraycopy(d, 0, combined, a.length + b.length + c.length, d.length);
return combined;
}
}