Library: org.gvsig.sldtools

/*******************************************************************************

 *

 *   gvSIG. Desktop Geographic Information System.

 *  

 *   Copyright (C) 2007-2013 gvSIG Association.

 *  

 *   This program is free software; you can redistribute it and/or

 *   modify it under the terms of the GNU General Public License

 *   as published by the Free Software Foundation; either version 3

 *   of the License, or (at your option) any later version.

 *  

 *   This program 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., 51 Franklin Street, Fifth Floor, Boston,

 *   MA  02110-1301, USA.

 *  

 *   For any additional information, do not hesitate to contact us

 *   at info AT gvsig.com, or visit our website www.gvsig.com.

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package org.gvsig.sldsupport.impl.sld.parsing.expression;

import java.io.IOException;

import org.xmlpull.v1.XmlPullParser;

import org.xmlpull.v1.XmlPullParserException;

import org.gvsig.sldsupport.exception.InvalidSLDObjectException;

import org.gvsig.sldsupport.exception.SLDReadException;

import org.gvsig.sldsupport.exception.UnsupportedSLDObjectException;

import org.gvsig.sldsupport.impl.util.XmlBuilder;

import org.gvsig.sldsupport.sld.filter.expression.SLDExpression;

import org.gvsig.sldsupport.sld.filter.expression.operator.SLDArithmeticOperator;

public class ArithmeticElement {

    public static void append(SLDArithmeticOperator obj, XmlBuilder xb,

        String version) throws InvalidSLDObjectException,

        UnsupportedSLDObjectException {

        xb.openTag(obj.getOperatorName());

        ExpressionElement.append(obj.getFirstExpression(), xb, version);

        ExpressionElement.append(obj.getSecondExpression(), xb, version);

        xb.closeTag();

    }

    public static SLDArithmeticOperator parse(XmlPullParser parser,

        String version) throws XmlPullParserException, IOException,

        SLDReadException {

        SLDArithmeticOperator resp = new SLDArithmeticOperator();

        String op_name = parser.getName();

        resp.setOperatorName(op_name);

        parser.nextTag();

        SLDExpression expre = null;

        expre = ExpressionElement.parse(parser, version);

        resp.setFirstExpression(expre);

        expre = ExpressionElement.parse(parser, version);

        resp.setSecondExpression(expre);

        parser.require(XmlPullParser.END_TAG, null, op_name);

        parser.nextTag();

        return resp;

    }

}