DiscoveryQuery.java

package dods.clients.importwizard.ECHO;

import java.lang.*;
import javax.swing.*;
import java.awt.event.*;
import java.awt.*;
import java.util.*;
import org.jdom.*;
import org.jdom.output.XMLOutputter;

/** 
 * 
 * 
 *
 * @author Sheila Jiang
 */
 
 public class DiscoveryQuery implements QueryRequest
 {
     private Document queryReqDocument;
     private Document iimsaqlDocument;
     private SpatialQuery spacialQuery;
     private TemporalQuery temporalQuery;
     private PresentResult presentResult;
     //     private CollectionValids collectionValids;

     public DiscoveryQuery(){
	 Element catalogServiceElement = new Element("CatalogService");
	 queryReqDocument = new Document(catalogServiceElement);
	 
	 Element queryElement = new Element("query"); 
	 iimsaqlDocument = new Document(queryElement);
	 presentResult = new PresentResult();
     }
     
     public Document getQueryRequest(){
         return queryReqDocument;
     }
     public Document getIIMSAQL(){ 
	 return iimsaqlDocument;
     }
     
     public Document buildQueryRequest(SpatialQuery spatialQuery, TemporalQuery temporalQuery, Vector valids, Vector resultValids){
	 Element rootElement = queryReqDocument.getRootElement();
	 
	 //set element to be constrained and the systemID of referenced DTD
	 DocType docType = new DocType("CatalogService", "http://fosters.gsfc.nasa.gov:4300/dtd/CatalogService.dtd"); 
	 queryReqDocument.setDocType(docType);
	
	 //add more elements
	 // QueryRequest
	 Element queryRequestElement = new Element("QueryRequest");
	 rootElement.addContent(queryRequestElement);
	 
	 //QueryExpression
	 Element queryExprElement = new Element("QueryExpression");
         queryRequestElement.addContent(queryExprElement);

	 //query
	 Element queryElement = new Element("query");
	 queryExprElement.addContent(queryElement);

	 //CDATA
	 //execute buildIIMSAQL first
	 buildIIMSAQL(spatialQuery, temporalQuery, valids);  
	 XMLOutputter myXMLOutputter = new XMLOutputter();
	 CDATA cData = new CDATA(myXMLOutputter.outputString(iimsaqlDocument));
	 queryElement.addContent(cData);
	 
	 //namespace
	 Element nameSpaceElement = new Element("namespace");
	 nameSpaceElement.addContent("none");
	 queryExprElement.addContent(nameSpaceElement);

	 //QueryLanguage
	 Element queryLanguageElement = new Element("QueryLanguage");
	 queryLanguageElement.addContent(new Element("IIMSAQL"));
	 queryExprElement.addContent(queryLanguageElement);

	 //ResultType
	 Element resultTypeElement = new Element("ResultType");
	 resultTypeElement.addContent(new Element("RESULTS"));
	 queryRequestElement.addContent(resultTypeElement);

	 //Result presentation details
	 //The constructor is to be change to a taking para one
	 presentResult.buildResultDetail(resultValids);
	 Element[] resultDet = presentResult.getResultDetail();
	 //add resultDet to the Document
	 for (int i=0; i<3; i++){
	     queryRequestElement.addContent(resultDet[i]);
	 }
	 return queryReqDocument;
     }
    
     public Document buildIIMSAQL(SpatialQuery spatialQuery, TemporalQuery temporalQuery, Vector valids)
     { 
	 Element rootElement =  iimsaqlDocument.getRootElement();
	 //set element to be constrained and the systemID of referenced DTD
	 DocType docType = new DocType("query", "http://fosters.gsfc.nasa.gov:4300/dtd/IIMSAQLQueryLanguage.dtd"); 
	 iimsaqlDocument.setDocType(docType);
	 
	 //add more elements
	 // for
	 Element forElement = new Element("for");
	 forElement.setAttribute(new Attribute("value", "collections"));
	 rootElement.addContent(forElement);
	
	 // from ??? 
	
	 //dataCenterId
	 Element dataCenterIdElement = new Element("dataCenterId");
	 dataCenterIdElement.addContent(new Element("all"));
	 rootElement.addContent(dataCenterIdElement);

	 //where
	 Element whereElement = new Element("where");
	 rootElement.addContent(whereElement);
	 
	 //collectionCondition
	 Element collectionCondElement;
	
	 for (int i=0; i<valids.size(); i++) {
	     Object o = valids.elementAt(i);
	     if (!o.getClass().isInstance(new JTextField())) {
		 CollectionValids theList = (CollectionValids)valids.elementAt(i);
		 if (theList.isSelected() && theList.getSelectedIndex() != -1) {
		     collectionCondElement = new Element("collectionCondition");
		     Element temp = new Element(theList.getName());
		     Element list = new Element("list");
		     temp.addContent(list);
		     for (int j=0; j<theList.getValids().length; j++){
			 Element value = new Element("value");
			 if (theList.getSelection(j)) {
			     value.addContent("'" + theList.getValids()[j] + "'");
			     list.addContent(value);
			 }
		     }
		     collectionCondElement.addContent(temp);
		     whereElement.addContent(collectionCondElement);
		 }
	     }
	     else {
		 JTextField theText = (JTextField)valids.elementAt(i);
		 if (!theText.getText().equals("")) {
		     collectionCondElement = new Element("collectionCondition"); 
		     Element temp = new Element(theText.getName());
		     Element value = new Element("value");
		     value.addContent("'" + theText.getText() + "'");
		     temp.addContent(value);
		     collectionCondElement.addContent(temp);
		     whereElement.addContent(collectionCondElement);
		 }
	     }
	 }
	 
	 //spacial query
	 collectionCondElement = new Element("collectionCondition");
	 if (spatialQuery.getSpatialQuery()[0] != null) 
	     collectionCondElement.addContent(spatialQuery.getSpatialQuery()[0]);
	 else if (spatialQuery.getSpatialQuery()[1] != null)
	     collectionCondElement.addContent(spatialQuery.getSpatialQuery()[1]);
	 whereElement.addContent(collectionCondElement);
	 
	 //Element temporalElement = new Element("temporal");
	 //collectionCondElement.addContent(temporalElement);
	 //spatialElement.addContent(spatialQuery.getSpatial()[0]);
	 //temporalElement.addContent(temporalQuery.getTemporal()[0]);

	 //collectionValids
	 /* old code
	 Element campaignElement = new Element("campaign");
	 campaignElement.addContent(new Element("value").addContent(valids.getValids()[0]));
	 collectionCondElement.addContent(campaignElement);
	 */
	 
	 return iimsaqlDocument;
     }
	 
	 public PresentResult getPresentResult() {
		return presentResult;
	 }
 }