Spring MVC Error Line Charts & Graphs

Download Spring MVC Chart Samples 
<!-- chart.jsp-->
<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
	pageEncoding="ISO-8859-1"%>
<%@taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<script type="text/javascript">
window.onload = function() {
	
var dps = [[]];
var chart = new CanvasJS.Chart("chartContainer", {	
	colorSet: "colorSet3",
	title: {
		text: "Mean Air Temperature vs Mean Relative Humidity"
	},
	axisX: {
		title: "Air Temperature (°C)",
		suffix: " °C"
	},
	axisY: {
		title: "Relative Humidity",
		suffix: "%"
	},
	toolTip: {
		shared: true
	},
	data: [{
	type: "line",
		name: "Relative Humidity",    
		toolTipContent: "<strong>Air Temperature:</strong> {x} °C <br> <span style=\"color:#8CA1BC\">Relative Humidity</span>: {y}%",
		dataPoints: dps[0]
	}]
});


var yValue;
var xValue;

<c:forEach items="${dataPointsList}" var="dataPoints" varStatus="loop">
	<c:forEach items="${dataPoints}" var="dataPoint">
		yValue = parseFloat("${dataPoint.y}");
		xValue = parseFloat("${dataPoint.x}");		
		dps[parseInt("${loop.index}")].push({
			x : xValue,
			y : yValue,
		});
	</c:forEach>
</c:forEach>

chart.render();
createError();

function createError(){
	var dps = [
		{ x: 27.1, y: [81.84, 85.42] },
		{ x: 28.2, y: [78.41, 81.12] },
		{ x: 29.0, y: [74.97, 77.85] },
		{ x: 30.0, y: [71.08, 74.12] },
		{ x: 30.9, y: [66.67, 72.04] },
		{ x: 31.9, y: [65.12, 67.46] },
		{ x: 32.9, y: [63.94, 67.27] },
		{ x: 33.9, y: [60.90, 63.24] },
		{ x: 34.9, y: [57.45, 62.08] }
	];
	
	chart.addTo("data", {type: "error", name: "Error Range", toolTipContent: "<span style=\"color:#36845C\">{name}</span>: {y[0]}% - {y[1]}%", dataPoints: dps});	
}

}
</script>
</head>
<body>
	<div id="chartContainer" style="height: 370px; width: 100%;"></div>
	<script src="https://cdn.canvasjs.com/canvasjs.min.js"></script>
</body>
</html>                              
//CanvasjsChartController.java
package com.canvasjs.chart.controllers;

import java.util.List;
import java.util.Map;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.ModelMap;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;

import com.canvasjs.chart.services.CanvasjsChartService;

@Controller
@RequestMapping("/canvasjschart")
public class CanvasjsChartController {

	@Autowired
	private CanvasjsChartService canvasjsChartService;

	@RequestMapping(method = RequestMethod.GET)
	public String springMVC(ModelMap modelMap) {
		List<List<Map<Object, Object>>> canvasjsDataList = canvasjsChartService.getCanvasjsChartData();
		modelMap.addAttribute("dataPointsList", canvasjsDataList);
		return "chart";
	}

}                        
//CanvasjsChartService.java
package com.canvasjs.chart.services;

import java.util.List;
import java.util.Map;

public interface CanvasjsChartService {

	List<List<Map<Object, Object>>> getCanvasjsChartData();

}


//CanvasjsChartServiceImpl.java
package com.canvasjs.chart.services;

import java.util.List;
import java.util.Map;

import org.springframework.beans.factory.annotation.Autowired;

import com.canvasjs.chart.daos.CanvasjsChartDao;

public class CanvasjsChartServiceImpl implements CanvasjsChartService {

	@Autowired
	private CanvasjsChartDao canvasjsChartDao;

	public void setCanvasjsChartDao(CanvasjsChartDao canvasjsChartDao) {
		this.canvasjsChartDao = canvasjsChartDao;
	}

	@Override
	public List<List<Map<Object, Object>>> getCanvasjsChartData() {
		return canvasjsChartDao.getCanvasjsChartData();
	}

}                        
//CanvasjsChartDao.java
package com.canvasjs.chart.daos;

import java.util.List;
import java.util.Map;

public interface CanvasjsChartDao {

	List<List<Map<Object, Object>>> getCanvasjsChartData();

}

//CanvasjsChartDaoImpl.java
package com.canvasjs.chart.daos;

import java.util.List;
import java.util.Map;

import com.canvasjs.chart.data.CanvasjsChartData;

public class CanvasjsChartDaoImpl implements CanvasjsChartDao {

	@Override
	public List<List<Map<Object, Object>>> getCanvasjsChartData() {
		return CanvasjsChartData.getCanvasjsDataList();
	}

}                        
//CanvasjsChartData.java
package com.canvasjs.chart.data;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

public class CanvasjsChartData {

	static Map<Object,Object> map = null;
	static List<List<Map<Object,Object>>> list = new ArrayList<List<Map<Object,Object>>>();
	static List<Map<Object,Object>> dataPoints1 = new ArrayList<Map<Object,Object>>();
	
	static {
		map = new HashMap<Object,Object>(); map.put("x", 27.1); map.put("y", 83.16);dataPoints1.add(map);
		map = new HashMap<Object,Object>(); map.put("x", 28.2); map.put("y", 79.97);dataPoints1.add(map);
		map = new HashMap<Object,Object>(); map.put("x", 29); map.put("y", 76.52);dataPoints1.add(map);
		map = new HashMap<Object,Object>(); map.put("x", 30); map.put("y", 72.28);dataPoints1.add(map);
		map = new HashMap<Object,Object>(); map.put("x", 30.9); map.put("y", 69.83);dataPoints1.add(map);
		map = new HashMap<Object,Object>(); map.put("x", 31.9); map.put("y", 66.4);dataPoints1.add(map);
		map = new HashMap<Object,Object>(); map.put("x", 32.9); map.put("y", 65.86);dataPoints1.add(map);
		map = new HashMap<Object,Object>(); map.put("x", 33.9); map.put("y", 62);dataPoints1.add(map);
		map = new HashMap<Object,Object>(); map.put("x", 34.9); map.put("y", 59.99);dataPoints1.add(map);		
		
		list.add(dataPoints1);
	}

	public static List<List<Map<Object, Object>>> getCanvasjsDataList() {
		return list;
	}
}