/*
* Copyright 2009-2016 Tilmann Zaeschke. All rights reserved.
*
* This file is part of ZooDB.
*
* ZooDB 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.
*
* ZooDB 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 ZooDB. If not, see <http://www.gnu.org/licenses/>.
*
* See the README and COPYING files for further information.
*/
package org.zoodb.internal.util;
import org.zoodb.api.impl.ZooPC;
public class Util {
public static final String oidToString(Object oid) {
Long l = (Long)oid;
String s = (Long.rotateRight(l, 48) & 0xFFFFL) + ".";
s += (Long.rotateRight(l, 32) & 0xFFFFL) + ".";
s += (Long.rotateRight(l, 16) & 0xFFFFL) + ".";
s += (l & 0xFFFFL);
return s;
}
public static final long stringToOid(String str) {
int p1 = str.indexOf('.');
int p2 = str.indexOf(p1, '.');
int p3 = str.indexOf(p2, '.');
long l1 = Long.parseLong( str.substring(0, p1) );
long l2 = Long.parseLong( str.substring(p1+1, p2) );
long l3 = Long.parseLong( str.substring(p2+1, p3) );
long l4 = Long.parseLong( str.substring(p3+1) );
long oid = l1 << 48 + l2 << 32 + l3 << 16 + l4;
return oid;
}
public static String getOidAsString(Object obj) {
if (!(obj instanceof ZooPC)) {
return "-1.-1.-1.-1";
}
return oidToString( ((ZooPC)obj).jdoZooGetOid() );
}
}