root / trunk / extensions / extSymbology / src / org / gvsig / remoteClient / sld / filterEncoding / FilterFactory.java @ 20768
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package org.gvsig.remoteClient.sld.filterEncoding; |
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import org.gvsig.symbology.fmap.rendering.filter.operations.AddOperator; |
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import org.gvsig.symbology.fmap.rendering.filter.operations.AndOperator; |
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import org.gvsig.symbology.fmap.rendering.filter.operations.BooleanConstant; |
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import org.gvsig.symbology.fmap.rendering.filter.operations.DivOperator; |
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import org.gvsig.symbology.fmap.rendering.filter.operations.DoubleConstant; |
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import org.gvsig.symbology.fmap.rendering.filter.operations.EqOperator; |
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import org.gvsig.symbology.fmap.rendering.filter.operations.Expression; |
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import org.gvsig.symbology.fmap.rendering.filter.operations.GreaterThanOperator; |
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import org.gvsig.symbology.fmap.rendering.filter.operations.GreaterThanOrEqualsOperator; |
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import org.gvsig.symbology.fmap.rendering.filter.operations.IsBetweenOperator; |
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import org.gvsig.symbology.fmap.rendering.filter.operations.IsNullOperator; |
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import org.gvsig.symbology.fmap.rendering.filter.operations.LessThanOperator; |
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import org.gvsig.symbology.fmap.rendering.filter.operations.LessThanOrEqualsOperator; |
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import org.gvsig.symbology.fmap.rendering.filter.operations.MinusOperator; |
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import org.gvsig.symbology.fmap.rendering.filter.operations.MultOperator; |
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import org.gvsig.symbology.fmap.rendering.filter.operations.NeOperator; |
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import org.gvsig.symbology.fmap.rendering.filter.operations.NotOperator; |
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import org.gvsig.symbology.fmap.rendering.filter.operations.NullConstant; |
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import org.gvsig.symbology.fmap.rendering.filter.operations.OrOperator; |
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import org.gvsig.symbology.fmap.rendering.filter.operations.ReplaceOperator; |
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import com.iver.cit.gvsig.fmap.rendering.XmlBuilder; |
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/**
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* Implements a class that allows the user to create an XML document
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* from an expression
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*
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* @see http://www.opengeospatial.org/standards/filter
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* @author Pepe Vidal Salvador - jose.vidal.salvador@iver.es
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*/
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public class FilterFactory { |
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public String createXMLFromExpression(Expression filter4Symbol) { |
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XmlBuilder xmlBuilder = new XmlBuilder();
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if(filter4Symbol instanceof AndOperator) |
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xmlBuilder.openTag(FilterTags.AND); |
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else if(filter4Symbol instanceof OrOperator) |
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xmlBuilder.openTag(FilterTags.OR); |
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else if(filter4Symbol instanceof NotOperator) |
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xmlBuilder.openTag(FilterTags.NOT); |
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else if (filter4Symbol instanceof EqOperator) |
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xmlBuilder.openTag(FilterTags.PROPERTYISEQUALTO); |
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else if (filter4Symbol instanceof NeOperator) |
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xmlBuilder.openTag(FilterTags.PROPERTYISNOTEQUALTO); |
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else if (filter4Symbol instanceof AddOperator) |
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xmlBuilder.openTag(FilterTags.ADD); |
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else if (filter4Symbol instanceof MinusOperator) |
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xmlBuilder.openTag(FilterTags.SUB); |
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else if (filter4Symbol instanceof MultOperator) |
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xmlBuilder.openTag(FilterTags.MULT); |
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else if (filter4Symbol instanceof DivOperator) |
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xmlBuilder.openTag(FilterTags.DIV); |
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else if (filter4Symbol instanceof GreaterThanOperator) |
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xmlBuilder.openTag(FilterTags.PROPERTYISGREATERTHAN); |
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else if (filter4Symbol instanceof GreaterThanOrEqualsOperator) |
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xmlBuilder.openTag(FilterTags.PROPERTYISGREATEROREQUALTHAN); |
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else if (filter4Symbol instanceof LessThanOperator) |
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xmlBuilder.openTag(FilterTags.PROPERTYISLESSTHAN); |
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else if (filter4Symbol instanceof LessThanOrEqualsOperator) |
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xmlBuilder.openTag(FilterTags.PROPERTYISLESSOREQUALTHAN); |
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else if (filter4Symbol instanceof IsBetweenOperator) |
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xmlBuilder.openTag(FilterTags.PROPERTYISBETWEEN); |
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else if (filter4Symbol instanceof IsNullOperator) |
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xmlBuilder.openTag(FilterTags.PROPERTYISNULL); |
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else if (filter4Symbol instanceof ReplaceOperator) { |
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ReplaceOperator replace = (ReplaceOperator)filter4Symbol; |
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xmlBuilder.writeTag(FilterTags.PROPERTYNAME,replace.getValue()); |
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return xmlBuilder.getXML();
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} |
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else if (filter4Symbol instanceof BooleanConstant) { |
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BooleanConstant myBool = (BooleanConstant)filter4Symbol; |
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xmlBuilder.writeTag(FilterTags.LITERAL,String.valueOf(myBool.getValue()));
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return xmlBuilder.getXML();
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} |
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else if (filter4Symbol instanceof DoubleConstant) { |
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DoubleConstant myDouble = (DoubleConstant)filter4Symbol; |
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xmlBuilder.writeTag(FilterTags.LITERAL,String.valueOf(myDouble.getValue()));
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return xmlBuilder.getXML();
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} |
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else if (filter4Symbol instanceof NullConstant) { |
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xmlBuilder.writeTag(FilterTags.LITERAL,"null");
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return xmlBuilder.getXML();
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} |
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for (int i = 0; i < filter4Symbol.getArguments().size(); i++) { |
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xmlBuilder.writeRaw(createXMLFromExpression(filter4Symbol.getArguments().get(i))); |
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} |
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xmlBuilder.closeTag(); |
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return xmlBuilder.getXML();
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} |
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} |