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<%@ include file="../Includes/DBConn.jsp"%>

<%@ page import="java.sql.Statement"%>
<%@ page import="java.sql.ResultSet"%>
<%@ page import="java.sql.Date"%>
<HTML>
	<HEAD>
		<TITLE>FusionCharts Free - Database Example</TITLE>
		<%
			/*You need to include the following JS file, if you intend to embed the chart using JavaScript.
			Embedding using JavaScripts avoids the "Click to Activate..." issue in Internet Explorer
			When you make your own charts, make sure that the path to this JS file is correct. Else, you would get JavaScript errors.
			*/
			%>
		<SCRIPT LANGUAGE="Javascript" SRC="../../FusionCharts/FusionCharts.js"></SCRIPT>
		<style type="text/css">
			
		</style>
	</HEAD>
	<BODY>
		<CENTER>
			<h2><a href="http://www.fusioncharts.com" target="_blank">FusionCharts Free</a> Database Example</h2>
			<%
				/*
				In this example, we show how to connect FusionCharts to a database.
				For the sake of ease, we've used a database which contains two tables, which are linked to each
				other. 
				*/
					
				//Database Objects - Initialization
				Statement st1,st2;
				ResultSet rs1,rs2;
			
				String strQuery="";
			
				//strXML will be used to store the entire XML document generated
				String strXML="";
				
				
				//Generate the chart element
				strXML = "<graph caption='Factory Output report' subCaption='By Quantity' decimalPrecision='0' showNames='1'  numberSuffix=' Units'  pieSliceDepth='30' formatNumberScale='0'>";
				
				//Construct the query to retrieve data
				strQuery = "select * from Factory_Master";
				
				
				st1=oConn.createStatement();
				rs1=st1.executeQuery(strQuery);
			
				String factoryId=null;
				String factoryName=null;
				String totalOutput="";
				//Iterate through each factory		
				while(rs1.next()) {
					
					factoryId=rs1.getString("FactoryId");
					factoryName=rs1.getString("FactoryName");
					//Now create second recordset to get details for this factory
					strQuery = "select sum(Quantity) as TotOutput from Factory_Output where FactoryId=" + factoryId;
					st2=oConn.createStatement();
					rs2 = st2.executeQuery(strQuery);
					if(rs2.next()){
						totalOutput=rs2.getString("TotOutput");
					}
					//Generate <set name='..' value='..'/>		
					strXML += "<set name='" + factoryName + "' value='" +totalOutput+ "'/>";
					//Close resultset
					try {
							if(null!=rs2){
								rs2.close();
								rs2=null;
							}
					}catch(java.sql.SQLException e){
						 //do something
						 System.out.println("Could not close the resultset");
					}
					try{
							if(null!=st2) {
								st2.close();
								st2=null;
							}
					}catch(java.sql.SQLException e){
						 //do something
						 System.out.println("Could not close the statement");
					}
				} //end of while
				//Finally, close <graph> element
				strXML += "</graph>";
				//close the resulset,statement,connection
				try {
					if(null!=rs1){
						rs1.close();
						rs1=null;
					}
				}catch(java.sql.SQLException e){
					 //do something
					 System.out.println("Could not close the resultset");
				}	
				try {
					if(null!=st1) {
						st1.close();
						st1=null;
					}
				    }catch(java.sql.SQLException e){
					 //do something
					 System.out.println("Could not close the statement");
					}
				try {
					if(null!=oConn) {
					    oConn.close();
					    oConn=null;
					}
				    }catch(java.sql.SQLException e){
					 //do something
					 System.out.println("Could not close the connection");
					}
					
				//Create the chart - Pie 3D Chart with data from strXML	
			%> 
			<jsp:include page="../Includes/FusionChartsRenderer.jsp" flush="true"> 
							<jsp:param name="chartSWF" value="../../FusionCharts/FCF_Pie3D.swf" /> 
							<jsp:param name="strURL" value="" /> 
							<jsp:param name="strXML" value="<%=strXML %>" /> 
							<jsp:param name="chartId" value="FactorySum" /> 
							<jsp:param name="chartWidth" value="650" /> 
							<jsp:param name="chartHeight" value="450" /> 
							<jsp:param name="debugMode" value="false" /> 	
							<jsp:param name="registerWithJS" value="false" /> 							
			</jsp:include>
			<BR>
			<BR>
			<a href='../NoChart.html' target="_blank">Unable to see the chart above?</a><BR><H5 ><a href='../default.htm'>&laquo; Back to list of examples</a></h5>
		</CENTER>
	</BODY>
</HTML>