51 lines
1.7 KiB
Java
51 lines
1.7 KiB
Java
package org.gcube.portlets.user.geoportaldataviewer.client.util;
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import org.gcube.portlets.user.geoportaldataviewer.shared.gis.wfs.WFSGetFeature;
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import com.google.gwt.http.client.URL;
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public class WFSMakerUtil {
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public static final String CQL_FILTER_PARAMETER = "CQL_FILTER";
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public static String buildWFSRequest(String webserviceURL, String layerName, int maxFeatures, String propertyName,
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String cqlFilter) throws Exception {
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if (layerName == null)
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throw new Exception("Bad parameter layerName is null");
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if (webserviceURL == null)
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throw new Exception("Bad parameter webserviceURL is null");
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StringBuilder builder = new StringBuilder();
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builder.append(webserviceURL);
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builder.append("?");
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builder.append(WFSGetFeature.SERVICE.getParameter() + "=" + WFSGetFeature.SERVICE.getValue());
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builder.append("&");
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builder.append(WFSGetFeature.VERSION.getParameter() + "=" + WFSGetFeature.VERSION.getValue());
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builder.append("&");
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builder.append(WFSGetFeature.REQUEST.getParameter() + "=" + WFSGetFeature.REQUEST.getValue());
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builder.append("&");
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builder.append(WFSGetFeature.OUTPUTFORMAT.getParameter() + "=" + URL.encode("application/json"));
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builder.append("&");
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builder.append(WFSGetFeature.TYPENAME.getParameter() + "=" + layerName);
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builder.append("&");
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if (maxFeatures > 0) {
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builder.append(WFSGetFeature.MAXFEATURES.getParameter() + "=" + maxFeatures);
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builder.append("&");
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}
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if (propertyName != null) {
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builder.append(WFSGetFeature.PROPERTYNAME.getParameter() + "=" + propertyName);
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builder.append("&");
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}
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if (cqlFilter != null) {
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builder.append(CQL_FILTER_PARAMETER + "=" + cqlFilter);
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}
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return builder.toString();
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}
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}
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