001/** 002 * Copyright (C) 2007 - 2016, Jens Lehmann 003 * 004 * This file is part of DL-Learner. 005 * 006 * DL-Learner is free software; you can redistribute it and/or modify 007 * it under the terms of the GNU General Public License as published by 008 * the Free Software Foundation; either version 3 of the License, or 009 * (at your option) any later version. 010 * 011 * DL-Learner is distributed in the hope that it will be useful, 012 * but WITHOUT ANY WARRANTY; without even the implied warranty of 013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 014 * GNU General Public License for more details. 015 * 016 * You should have received a copy of the GNU General Public License 017 * along with this program. If not, see <http://www.gnu.org/licenses/>. 018 */ 019package org.dllearner.algorithms.qtl.datastructures.impl; 020 021import java.util.ArrayList; 022import java.util.List; 023 024import org.dllearner.algorithms.qtl.datastructures.QueryTree; 025import org.dllearner.algorithms.qtl.datastructures.impl.QueryTreeChange.ChangeType; 026 027public class GeneralisedQueryTree<N> { 028 029 private QueryTree<N> tree; 030 private List<QueryTreeChange> changes; 031 032 public GeneralisedQueryTree(QueryTree<N> tree){ 033 this.tree = tree; 034 changes = new ArrayList<>(); 035 } 036 037 public GeneralisedQueryTree(QueryTree<N> tree, List<QueryTreeChange> changes){ 038 this.tree = tree; 039 this.changes = changes; 040 } 041 042 public void setQueryTree(QueryTree<N> tree){ 043 this.tree = tree; 044 } 045 046 public QueryTree<N> getQueryTree(){ 047 return tree; 048 } 049 050 public void addChange(QueryTreeChange change){ 051 changes.add(change); 052 } 053 054 public void addChanges(List<QueryTreeChange> changes){ 055 this.changes.addAll(changes); 056 } 057 058 public List<QueryTreeChange> getChanges(){ 059 return changes; 060 } 061 062 public QueryTreeChange getLastChange(){ 063 if(changes.isEmpty()){ 064 return new QueryTreeChange(0, ChangeType.REPLACE_LABEL); 065 } 066 return changes.get(changes.size()-1); 067 } 068 069}