/*
 * Generate a simple XML output
 */
 
package art.output;

import java.io.*;

public class xmlOutput implements artOutputInterface {
 PrintWriter out;
 int numberOfLines = 0; 
 String queryName;
 String userName;
 int maxRows;
 int columns;
 
 public xmlOutput(){
 }

 public String getFileName() {
    return null; // this output mode does not generate external files
 }

 public String getName(){
    return "XML"; // simple label
 }

 public String getContentType(){
    return "application/xml"; // mime type (use "text/html" for html)
 }

 public void setWriter(PrintWriter o){
    out = o;
 }
 public void setQueryName(String s){
    queryName = s;
 }   
 public void setUserName(String s){    
    userName = s;
 }   
 public void setMaxRows(int i){
    maxRows = i;
 } 
 public void setColumnsNumber(int i){
    columns = i; // unused in this output mode
 } 
 public void setExportPath(String s) {}; // not needed as this output type does not generate a file
 public void setLogPath(String s) {};    // not needed as this output type does not generate logs
 	  
 public void beginHeader() {
    out.println("<?xml version=\"1.0\" encoding=\"UTF-8\"?>");
    out.println("<table>");
    out.println("<row>"); 
 }

 public void addHeaderCell(String s){
    out.println("<col type=\"header\">" + s + "</col>"); 
 }
 
 public void endHeader() {
    out.println("</row>");
 }
    
 public void beginLines() {
    out.println("<row>");
 }

 public void addCellString(String s) {  
    out.println("<col type=\"string\">" + s + "</col>");
 } 
 public void addCellDouble(double d){
    out.println("<col type=\"double\">" + d + "</col>");
 }  
 public void addCellInt(int i){
    out.println("<col type=\"int\">" + i + "</col>");
 }         
 public void addCellDate(java.sql.Date d){
    out.println("<col type=\"date\">" + d + "</col>");
 }     

 public boolean newLine(){
    numberOfLines++;
    
    if (numberOfLines < maxRows) {
      out.println("</row><row>");
      return true;
    } else {
      out.println("</row><row>");
      out.println("<col type=\"error\">Too many rows</col>");
      out.println("</row></table>");
      return false; // ART will stop to feed the object if it returns false
    }
 }

 public void endLines() {
    out.println("<totalrows>"+numberOfLines+"</totalrows>");
    out.println("</row>");
    out.println("</table>");
 }

 
 public boolean isDefaultHtmlHeaderAndFooterEnabled() {
    return false; // if set to true, art will add an html header&footer around the output
 }

}