Spring MVC Step Area Charts & Graphs

Download Spring MVC Chart Samples 
  1. <!-- chart.jsp-->
  2. <%@ page language="java" contentType="text/html; charset=ISO-8859-1"
  3. 	pageEncoding="ISO-8859-1"%>
  4. <%@taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%>
  5. <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
  6. <html>
  7. <head>
  8. <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
  9. <script type="text/javascript">
  10. window.onload = function() {
  11. 	
  12. var dps = [[]];
  13. var chart = new CanvasJS.Chart("chartContainer", {
  14. 	theme: "light2", // "light1", "dark1", "dark2"
  15. 	animationEnabled: true,
  16. 	title: {
  17. 		text: "Decrease in Atmospheric Pressure with Altitude"
  18. 	},
  19. 	axisY: {
  20. 		title: "Pressure (in mmHg)"
  21. 	},
  22. 	axisX: {
  23. 		title: "Altitude (in feet)"
  24. 	},
  25. 	data: [{
  26. 		type: "stepArea",
  27. 		markerSize: 0,
  28. 		xValueFormatString: "#,##0 feet",
  29. 		yValueFormatString: "#,##0 mmHg",
  30. 		dataPoints: dps[0]
  31. 	}]
  32. });
  33.  
  34. var yValue;
  35. var xValue;
  36.  
  37. <c:forEach items="${dataPointsList}" var="dataPoints" varStatus="loop">
  38. 	<c:forEach items="${dataPoints}" var="dataPoint">
  39. 		yValue = parseFloat("${dataPoint.y}");
  40. 		xValue = parseFloat("${dataPoint.x}");
  41. 		dps[parseInt("${loop.index}")].push({
  42. 			x : xValue,
  43. 			y : yValue,
  44. 		});
  45. 	</c:forEach>
  46. </c:forEach>
  47.  
  48. chart.render();
  49.  
  50. }
  51. </script>
  52. </head>
  53. <body>
  54. <div id="chartContainer" style="height: 370px; width: 100%;"></div>
  55. <script src="https://cdn.canvasjs.com/canvasjs.min.js"></script>
  56. </body>
  57. </html>                              
  1. //CanvasjsChartController.java
  2. package com.canvasjs.chart.controllers;
  3.  
  4. import java.util.List;
  5. import java.util.Map;
  6.  
  7. import org.springframework.beans.factory.annotation.Autowired;
  8. import org.springframework.stereotype.Controller;
  9. import org.springframework.ui.ModelMap;
  10. import org.springframework.web.bind.annotation.RequestMapping;
  11. import org.springframework.web.bind.annotation.RequestMethod;
  12.  
  13. import com.canvasjs.chart.services.CanvasjsChartService;
  14.  
  15. @Controller
  16. @RequestMapping("/canvasjschart")
  17. public class CanvasjsChartController {
  18.  
  19. 	@Autowired
  20. 	private CanvasjsChartService canvasjsChartService;
  21.  
  22. 	@RequestMapping(method = RequestMethod.GET)
  23. 	public String springMVC(ModelMap modelMap) {
  24. 		List<List<Map<Object, Object>>> canvasjsDataList = canvasjsChartService.getCanvasjsChartData();
  25. 		modelMap.addAttribute("dataPointsList", canvasjsDataList);
  26. 		return "chart";
  27. 	}
  28.  
  29. }                        
  1. //CanvasjsChartService.java
  2. package com.canvasjs.chart.services;
  3.  
  4. import java.util.List;
  5. import java.util.Map;
  6.  
  7. public interface CanvasjsChartService {
  8.  
  9. 	List<List<Map<Object, Object>>> getCanvasjsChartData();
  10.  
  11. }
  12.  
  13.  
  14. //CanvasjsChartServiceImpl.java
  15. package com.canvasjs.chart.services;
  16.  
  17. import java.util.List;
  18. import java.util.Map;
  19.  
  20. import org.springframework.beans.factory.annotation.Autowired;
  21.  
  22. import com.canvasjs.chart.daos.CanvasjsChartDao;
  23.  
  24. public class CanvasjsChartServiceImpl implements CanvasjsChartService {
  25.  
  26. 	@Autowired
  27. 	private CanvasjsChartDao canvasjsChartDao;
  28.  
  29. 	public void setCanvasjsChartDao(CanvasjsChartDao canvasjsChartDao) {
  30. 		this.canvasjsChartDao = canvasjsChartDao;
  31. 	}
  32.  
  33. 	@Override
  34. 	public List<List<Map<Object, Object>>> getCanvasjsChartData() {
  35. 		return canvasjsChartDao.getCanvasjsChartData();
  36. 	}
  37.  
  38. }                        
  1. //CanvasjsChartDao.java
  2. package com.canvasjs.chart.daos;
  3.  
  4. import java.util.List;
  5. import java.util.Map;
  6.  
  7. public interface CanvasjsChartDao {
  8.  
  9. 	List<List<Map<Object, Object>>> getCanvasjsChartData();
  10.  
  11. }
  12.  
  13. //CanvasjsChartDaoImpl.java
  14. package com.canvasjs.chart.daos;
  15.  
  16. import java.util.List;
  17. import java.util.Map;
  18.  
  19. import com.canvasjs.chart.data.CanvasjsChartData;
  20.  
  21. public class CanvasjsChartDaoImpl implements CanvasjsChartDao {
  22.  
  23. 	@Override
  24. 	public List<List<Map<Object, Object>>> getCanvasjsChartData() {
  25. 		return CanvasjsChartData.getCanvasjsDataList();
  26. 	}
  27.  
  28. }                        
  1. //CanvasjsChartData.java
  2. package com.canvasjs.chart.data;
  3.  
  4. import java.util.ArrayList;
  5. import java.util.HashMap;
  6. import java.util.List;
  7. import java.util.Map;
  8.  
  9. public class CanvasjsChartData {
  10.  
  11. 	static Map<Object,Object> map = null;
  12. 	static List<List<Map<Object,Object>>> list = new ArrayList<List<Map<Object,Object>>>();
  13. 	static List<Map<Object,Object>> dataPoints1 = new ArrayList<Map<Object,Object>>();
  14. 	
  15. 	static {
  16. 		map = new HashMap<Object,Object>(); map.put("x", 500); map.put("y", 746.3);dataPoints1.add(map);
  17. 		map = new HashMap<Object,Object>(); map.put("x", 2500); map.put("y", 693.9);dataPoints1.add(map);
  18. 		map = new HashMap<Object,Object>(); map.put("x", 3000); map.put("y", 681.2);dataPoints1.add(map);
  19. 		map = new HashMap<Object,Object>(); map.put("x", 4500); map.put("y", 644.4);dataPoints1.add(map);
  20. 		map = new HashMap<Object,Object>(); map.put("x", 6000); map.put("y", 609.3);dataPoints1.add(map);
  21. 		map = new HashMap<Object,Object>(); map.put("x", 7000); map.put("y", 586.7);dataPoints1.add(map);
  22. 		map = new HashMap<Object,Object>(); map.put("x", 8000); map.put("y", 564.6);dataPoints1.add(map);
  23. 		map = new HashMap<Object,Object>(); map.put("x", 9000); map.put("y", 543.3);dataPoints1.add(map);
  24. 		map = new HashMap<Object,Object>(); map.put("x", 10000); map.put("y", 522.7);dataPoints1.add(map);
  25. 		map = new HashMap<Object,Object>(); map.put("x", 15000); map.put("y", 429);dataPoints1.add(map);
  26. 		map = new HashMap<Object,Object>(); map.put("x", 20000); map.put("y", 349.5);dataPoints1.add(map);
  27. 		map = new HashMap<Object,Object>(); map.put("x", 25000); map.put("y", 282.4);dataPoints1.add(map);
  28. 		map = new HashMap<Object,Object>(); map.put("x", 30000); map.put("y", 226.1);dataPoints1.add(map);
  29. 		map = new HashMap<Object,Object>(); map.put("x", 35000); map.put("y", 179.3);dataPoints1.add(map);
  30. 		
  31. 		list.add(dataPoints1);
  32. 	}
  33.  
  34. 	public static List<List<Map<Object, Object>>> getCanvasjsDataList() {
  35. 		return list;
  36. 	}
  37. }