com.db4o.inside.ix.NIxPath Maven / Gradle / Ivy
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/* Copyright (C) 2004 - 2005 db4objects Inc. http://www.db4o.com
This file is part of the db4o open source object database.
db4o is free software; you can redistribute it and/or modify it under
the terms of version 2 of the GNU General Public License as published
by the Free Software Foundation and as clarified by db4objects' GPL
interpretation policy, available at
http://www.db4o.com/about/company/legalpolicies/gplinterpretation/
Alternatively you can write to db4objects, Inc., 1900 S Norfolk Street,
Suite 350, San Mateo, CA 94403, USA.
db4o 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, write to the Free Software Foundation, Inc.,
59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
package com.db4o.inside.ix;
import com.db4o.*;
import com.db4o.foundation.*;
/**
*/
public class NIxPath extends Tree {
// for debugging purposes, turn on in IxTraverser also
// public Object _constraint;
final NIxPathNode _head;
final boolean _takePreceding;
final boolean _takeMatches;
final boolean _takeSubsequent;
int _type; // see constants in IxTraverser
public NIxPath(NIxPathNode head, boolean takePreceding, boolean takeMatches, boolean takeSubsequent, int pathType){
_head = head;
_takePreceding = takePreceding;
_takeMatches = takeMatches;
_takeSubsequent = takeSubsequent;
_type = pathType;
}
public int compare(Tree a_to) {
NIxPath other = (NIxPath)a_to;
return _head.compare(other._head, _type, other._type);
}
public String toString() {
if(! Debug4.prettyToStrings){
return super.toString();
}
String str = "NIxPath +\n";
String space = " ";
NIxPathNode node = _head;
while(node != null){
str += space;
space += " ";
str += node.toString() + "\n";
node = node._next;
}
return str;
}
}