72 lines
2.3 KiB
Java
72 lines
2.3 KiB
Java
//This file is part of SECONDO.
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//Copyright (C) 2009, University in Hagen, Department of Computer Science,
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//Database Systems for New Applications.
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//SECONDO is free software; you can redistribute it and/or modify
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//it under the terms of the GNU General Public License as published by
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//the Free Software Foundation; either version 2 of the License, or
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//(at your option) any later version.
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//SECONDO is distributed in the hope that it will be useful,
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//but WITHOUT ANY WARRANTY; without even the implied warranty of
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//MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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//GNU General Public License for more details.
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//You should have received a copy of the GNU General Public License
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//along with SECONDO; if not, write to the Free Software
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//Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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package viewer.hoese.algebras;
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import java.text.DecimalFormat;
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import sj.lang.ListExpr;
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import viewer.hoese.Interval;
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import viewer.hoese.QueryResult;
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import viewer.hoese.DsplGeneric;
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import viewer.hoese.LEUtils;
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/**
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* A displayclass for the lubool
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*/
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public class Dspllubool extends DsplGeneric {
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DecimalFormat df = new DecimalFormat(",###.###");
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boolean value;
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Interval interval;
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@Override
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public void init(String name, int nameWidth, int indent, ListExpr type, ListExpr value, QueryResult qr) {
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String T = name;
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interval = null;
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String V = null;
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if (isUndefined(value)) {
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return;
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}
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if (value.listLength() == 2) {
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interval = LEUtils.readInterval(value.first());
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if (interval != null) {
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ListExpr boolval = value.second();
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if (boolval.atomType() != ListExpr.BOOL_ATOM) {
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interval = null;
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} else {
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this.value = boolval.boolValue();
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}
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}
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}
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if (interval == null && V == null) {
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V = "<error>";
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} else {
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V = "" + (interval.isLeftclosed() ? "[" : "(")
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+ df.format(interval.getStart()) + " , "
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+ df.format(interval.getEnd())
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+ (interval.isRightclosed() ? "]" : ")")
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+ " -> " + this.value;
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}
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T = extendString(T, nameWidth, indent);
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qr.addEntry(T + " : " + V);
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}
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}
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