withinclause.java

esri的ArcGIS Server超级学习模板程序（for java）

package com.esri.solutions.jitk.datasources.ogc.filters;

import java.io.IOException;
import java.io.OutputStream;

public class WithinClause extends SpatialClause implements IFilterClause {
	public WithinClause() {
		super();
	}

	/*
	 * Example: 
	 * 
		<ogc:Filter>
		<ogc:Within>
		<ogc:PropertyName>myns:path</ogc:PropertyName>
		<gml:Envelope srsName="EPSG:63266405">
		<gml:lowerCorner>50 40</gml:lowerCorner>
		<gml:upperCorner>100 60</gml:upperCorner>
		</gml:Envelope>
		</ogc:Within>
		</ogc:Filter>
	*/	
	
	public void toXML(OutputStream os) throws IOException {
		StringBuilder sb = new StringBuilder();
		sb.append("<ogc:Within>");
		sb.append("<ogc:PropertyName>" + _shapePropertyName + "</ogc:PropertyName>");
		os.write(sb.toString().getBytes());
		
		_spatialFilter.toXML(os);
		
		sb = new StringBuilder();
		sb.append("</ogc:Within>");
		os.write(sb.toString().getBytes());
	}
}