00001 /* Constraint Java class declaration and implementation. 00002 Copyright (C) 2001-2010 Roberto Bagnara <bagnara@cs.unipr.it> 00003 Copyright (C) 2010-2011 BUGSENG srl (http://bugseng.com) 00004 00005 This file is part of the Parma Polyhedra Library (PPL). 00006 00007 The PPL is free software; you can redistribute it and/or modify it 00008 under the terms of the GNU General Public License as published by the 00009 Free Software Foundation; either version 3 of the License, or (at your 00010 option) any later version. 00011 00012 The PPL is distributed in the hope that it will be useful, but WITHOUT 00013 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 00014 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 00015 for more details. 00016 00017 You should have received a copy of the GNU General Public License 00018 along with this program; if not, write to the Free Software Foundation, 00019 Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111-1307, USA. 00020 00021 For the most up-to-date information see the Parma Polyhedra Library 00022 site: http://www.cs.unipr.it/ppl/ . */ 00023 00024 package parma_polyhedra_library; 00025 00026 import java.io.Writer; 00027 import java.io.IOException; 00028 00030 00036 public class Constraint { 00037 00039 private Linear_Expression lhs; 00040 00042 private Linear_Expression rhs; 00043 00045 private Relation_Symbol kind; 00046 00051 public Constraint(Linear_Expression le1, Relation_Symbol rel_sym, 00052 Linear_Expression le2) { 00053 lhs = le1.clone(); 00054 rhs = le2.clone(); 00055 kind = rel_sym; 00056 } 00057 00059 public Linear_Expression left_hand_side() { 00060 return lhs; 00061 } 00062 00064 public Linear_Expression right_hand_side() { 00065 return rhs; 00066 } 00067 00069 public Relation_Symbol kind() { 00070 return kind; 00071 } 00072 00074 public native String ascii_dump(); 00075 00077 public native String toString(); 00078 00079 private static native void initIDs(); 00080 static { 00081 initIDs(); 00082 } 00083 }
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