/**
* Parses INTERSECT method parameters for WPS execute xml variables
*
* @param lc WFS layer configuration
* @param json Method parameters and layer info from the front
* @param baseUrl Url for Geoserver WPS reference input (input FeatureCollection)
* @return IntersectMethodParams parameters for WPS execution
* **********************************************************************
*/
private IntersectMethodParams parseIntersectParams(
WFSLayerConfiguration lc, WFSLayerConfiguration lc2, JSONObject json, String baseUrl)
throws ServiceException {
IntersectMethodParams method = new IntersectMethodParams();
//
method.setMethod(INTERSECT);
// General variable input and variable input of union input 1
method.setLayer_id(ConversionHelper.getInt(lc.getLayerId(), 0));
method.setServiceUrl(lc.getURL());
baseUrl = baseUrl.replace("&", "&");
method.setHref(baseUrl + String.valueOf(lc.getLayerId()));
method.setTypeName(lc.getFeatureNamespace() + ":" + lc.getFeatureElement());
method.setMaxFeatures(String.valueOf(lc.getMaxFeatures()));
method.setSrsName(lc.getSRSName());
method.setOutputFormat(DEFAULT_OUTPUT_FORMAT);
method.setVersion(lc.getWFSVersion());
method.setXmlns(
"xmlns:" + lc.getFeatureNamespace() + "=\"" + lc.getFeatureNamespaceURI() + "\"");
method.setGeom(lc.getGMLGeometryProperty());
// Variable values of Union input 2
method.setHref2(baseUrl + String.valueOf(lc2.getLayerId()));
method.setTypeName2(lc2.getFeatureNamespace() + ":" + lc2.getFeatureElement());
method.setXmlns2(
"xmlns:" + lc2.getFeatureNamespace() + "=\"" + lc2.getFeatureNamespaceURI() + "\"");
method.setGeom2(lc2.getGMLGeometryProperty());
JSONObject bbox = null;
try {
bbox = json.getJSONObject("bbox");
method.setX_lower(bbox.optString("left"));
method.setY_lower(bbox.optString("bottom"));
method.setX_upper(bbox.optString("right"));
method.setY_upper(bbox.optString("top"));
// TODO: Intersect retain columns
// A layer
// method.setFieldA1(fieldA1);
// B layer
// method.setFieldA1(fieldB1);
} catch (JSONException e) {
throw new ServiceException("Bbox parameters missing.");
}
return method;
}
/**
* Parses BUFFER method parameters for WPS execute xml variables
*
* @param lc WFS layer configuration
* @param json Method parameters and layer info from the front
* @param baseUrl Url for Geoserver WPS reference input (input FeatureCollection)
* @return BufferMethodParams parameters for WPS execution
* **********************************************************************
*/
private BufferMethodParams parseBufferParams(
WFSLayerConfiguration lc, JSONObject json, String baseUrl) throws ServiceException {
final BufferMethodParams method = new BufferMethodParams();
method.setMethod(BUFFER);
//
try {
method.setLayer_id(ConversionHelper.getInt(lc.getLayerId(), 0));
method.setServiceUrl(lc.getURL());
baseUrl = baseUrl.replace("&", "&");
method.setHref(baseUrl + String.valueOf(lc.getLayerId()));
method.setTypeName(lc.getFeatureNamespace() + ":" + lc.getFeatureElement());
method.setMaxFeatures(String.valueOf(lc.getMaxFeatures()));
method.setSrsName(lc.getSRSName());
method.setOutputFormat(DEFAULT_OUTPUT_FORMAT);
method.setVersion(lc.getWFSVersion());
method.setXmlns(
"xmlns:" + lc.getFeatureNamespace() + "=\"" + lc.getFeatureNamespaceURI() + "\"");
method.setGeom(lc.getGMLGeometryProperty());
final JSONObject params = json.getJSONObject(JSON_KEY_METHODPARAMS);
final JSONObject bbox = json.getJSONObject("bbox");
method.setX_lower(bbox.optString("left"));
method.setY_lower(bbox.optString("bottom"));
method.setX_upper(bbox.optString("right"));
method.setY_upper(bbox.optString("top"));
method.setDistance(params.optString("distance"));
} catch (JSONException e) {
throw new ServiceException("Method parameters missing.");
}
return method;
}
/**
* Parses AGGREGATE method parameters for WPS execute xml variables
*
* @param lc WFS layer configuration
* @param json Method parameters and layer info from the front
* @param baseUrl Url for Geoserver WPS reference input (input
* @param aggre_field Field name for aggregate function
* @return AggregateMethodParams parameters for WPS execution
* **********************************************************************
*/
private AggregateMethodParams parseAggregateParams(
WFSLayerConfiguration lc,
JSONObject json,
String baseUrl,
String aggre_field,
List<String> aggre_funcs)
throws ServiceException {
AggregateMethodParams method = new AggregateMethodParams();
//
method.setMethod(AGGREGATE);
try {
method.setLayer_id(ConversionHelper.getInt(lc.getLayerId(), 0));
method.setServiceUrl(lc.getURL());
baseUrl = baseUrl.replace("&", "&");
method.setHref(baseUrl + String.valueOf(lc.getLayerId()));
method.setTypeName(lc.getFeatureNamespace() + ":" + lc.getFeatureElement());
method.setMaxFeatures(String.valueOf(lc.getMaxFeatures()));
method.setSrsName(lc.getSRSName());
method.setOutputFormat(DEFAULT_OUTPUT_FORMAT);
method.setVersion(lc.getWFSVersion());
method.setXmlns(
"xmlns:" + lc.getFeatureNamespace() + "=\"" + lc.getFeatureNamespaceURI() + "\"");
method.setGeom(lc.getGMLGeometryProperty());
JSONObject bbox = null;
bbox = json.getJSONObject("bbox");
method.setX_lower(bbox.optString("left"));
method.setY_lower(bbox.optString("bottom"));
method.setX_upper(bbox.optString("right"));
method.setY_upper(bbox.optString("top"));
// TODO: loop fields - current solution only for 1st field
method.setAggreField1(aggre_field);
method.setAggreFunctions(aggre_funcs);
} catch (JSONException e) {
throw new ServiceException("Method parameters missing.");
}
return method;
}