[JAVA,JSP] chart.js 등 차트,표 그릴때 데이터 처리

AJAX 처리 (JSP) $.ajax( { url : "/dashBoard/Statistics.do", method : "post", contentType : 'application/json', dataType : "json", async : false, success : function( data ) { new Chart( document.getElementById( "chart_div" ), { "type" : "bar", "data" : { "labels" : data.labels, "datasets" : data.datasets }, "options" : { "scales" : { "yAxes" : [ { "ticks" : { "beginAtZero" : true }, "scaleLabel" : { "display" : true, "labelString" : '방문자수' } } ], "xAxes" : [ { "ticks" : { "beginAtZero" : true }, "s...