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svn-gvsig-desktop / branches / v02_desarrollo / libraries / sld / temp / org.gvsig.sldsupport.lib.impl / src / main / java / org / gvsig / sldsupport / impl / sld1_0_0 / parsing / filteroperator / spatial / EnvelopeElement.java @ 40799

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package org.gvsig.sldsupport.impl.sld1_0_0.parsing.filteroperator.spatial;
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import java.io.IOException;
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import org.gvsig.sldsupport.exception.SLDReadException;
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import org.gvsig.sldsupport.impl.util.SLDUtils;
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import org.gvsig.sldsupport.sld.filter.FilterTags;
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import org.gvsig.sldsupport.sld.filter.operator.spatial.GMLEnvelope;
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import org.kxml2.io.KXmlParser;
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import org.xmlpull.v1.XmlPullParser;
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import org.xmlpull.v1.XmlPullParserException;
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public class EnvelopeElement {
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        public static GMLEnvelope parse(XmlPullParser parser , String version)
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                        throws XmlPullParserException, IOException, SLDReadException {
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                parser.require(KXmlParser.START_TAG, null, FilterTags.ENVELOPE);
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                int tag = 0;
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                GMLEnvelope resp = new GMLEnvelope();
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                tag = parser.nextTag();
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                String name = parser.getName();
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                String txt = null;
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                while (!(SLDUtils.isStr(name, FilterTags.ENVELOPE) && tag == KXmlParser.END_TAG)) {
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                        switch (tag) {
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                        case KXmlParser.START_TAG:
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                                if (SLDUtils.isStr(name, FilterTags.LOWER_CORNER)) {
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                                        txt = parser.nextText();
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                                        resp.setLowerCorner(txt);
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                                        parser.nextTag();
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                                        break;
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                                }
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                                if (SLDUtils.isStr(name, FilterTags.UPPER_CORNER)) {
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                                        txt = parser.nextText();
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                                        resp.setUpperCorner(txt);
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                                        parser.nextTag();
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                                        break;
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                                }
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                                /*
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                                 * Any other entity causes parsing error
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                                 */
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                                throw new SLDReadException(
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                                                "Bad SLD file. Unexpected entity in envelope: " + name);
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                        case KXmlParser.END_TAG:
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                                break;
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                        case KXmlParser.TEXT:
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                                break;
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                        }
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                        tag = parser.getEventType();
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                        name = parser.getName();
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                }
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                parser.nextTag();
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                return resp;
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        }
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}