- , , . AJAX , Thread, AJAX "", , . .
, , . , .
java ThreadMyReport
public class ThreadMyReport implements Runnable {
String fileID = "";
Date dateOfReport = null;
public ThreadMyReport(Date dateOfReport) {
this.fileID= "MyReport_" + UUID.randomUUID();
this.dateOfReport = dateOfReport;
}
public void run() {
int a = ReportMyReport.loadAndSaveMyReport(dateOfReport, fileID);
}
public String getFileID() {
return fileID;
}
}
ReportMyReport.loadAndSaveMyReport. , fileName .
,
ThreadMyReport a = new ThreadMyReport(theDate);
Thread theThread=new Thread(a);
theThread.start();
fileID=a.getFileID();
javascript AJAX , , , .
<SCRIPT language="javascript">
var myVar;
myVar=setInterval(function (){
$.post("post/post_checkReportReady_xml.jsp", {
generatedReport: '<%=fileID%>'
}, function(data) {
if (data.indexOf("produced")>-1) {
clearInterval(myVar);
}
if (data.indexOf("failed")>-1) {
clearInterval(myVar);
}
});
}, 1000);
</SCRIPT>
AJAX :
<%
String result="";
String generatedReport=(request.getParameter("generatedReport"));
if(!"".equals(generatedReport)) {
String fileName2="My directory/"+generatedReport+".xlsm";
java.io.File f = new java.io.File(fileName2);
if(f.exists()) {
result="produced";
}
}
}
%>
<%=result%>