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.prolog; 020 021import java.util.ArrayList; 022 023/** 024 * 025 * @author Sebastian Bader 026 * 027 */ 028public class Program { 029 private ArrayList<Clause> clauses; 030 031 public Program() { 032 clauses = new ArrayList<>(); 033 } 034 035 public void addClause(Clause clause) { 036 clauses.add(clause); 037 } 038 039 public ArrayList<Clause> getClauses() { 040 return clauses; 041 } 042 043 public boolean isGround() { 044 for (Clause clause : clauses) { 045 if (!clause.isGround()) 046 return false; 047 } 048 049 return true; 050 } 051 052 @Override 053 public String toString() { 054 StringBuffer ret = new StringBuffer(); 055 056 for (int i = 0; i < clauses.size(); i++) { 057 ret.append(clauses.get(i)); 058 if (i + 1 < clauses.size()) 059 ret.append(" "); 060 } 061 062 return ret.toString(); 063 } 064 065 public String toPLString() { 066 StringBuffer ret = new StringBuffer(); 067 068 for (int i = 0; i < clauses.size(); i++) { 069 ret.append(clauses.get(i).toPLString()); 070 if (i + 1 < clauses.size()) 071 ret.append("\n"); 072 } 073 074 return ret.toString(); 075 } 076 077}