JsonNode: (draft11) added dates counter

src/main/java/kz/arta/synergy/astdev/custom_bp/Main.java

@@ -20,6 +20,7 @@ import java.text.ParseException;
 import java.text.SimpleDateFormat;
 import java.util.Date;
 import java.util.List;
+import java.util.concurrent.TimeUnit;
 import javax.ejb.ActivationConfigProperty;
 import javax.ejb.MessageDriven;
 import javax.naming.NameNotFoundException;
@@ -233,6 +234,7 @@ public class Main implements MessageListener {
             n3.setId("days-b" + tablesCounter);
             n3.setType("textbox");
             n3.setLabel(" ");
+            n3.setValue(Integer.toString(dateDiffToDays(b2b1, b4b1)));
 
             n4.setId("matpom-b" + tablesCounter);
             n4.setType("listbox");
@@ -259,6 +261,16 @@ public class Main implements MessageListener {
         }
     }
     
+    private int dateDiffToDays(String dateLess, String dateMore) throws ParseException {
+        Date dateMore_ = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").parse(dateMore);
+        Date dateLess_ = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").parse(dateLess);
+
+        long diff = dateMore_.getTime() - dateLess_.getTime();
+        TimeUnit.DAYS.convert(diff, TimeUnit.MILLISECONDS);
+
+        return (int) TimeUnit.DAYS.convert(diff, TimeUnit.MILLISECONDS);
+    }
+
     private int appendabeTableRowsCount(List<AsNode> lan, String tableID, String tableElementID) {
         int counter = 0;
         for (;;) {
@@ -307,7 +319,6 @@ public class Main implements MessageListener {
     
     private static String dateValueFromKey (String keyValue) throws ParseException {     
         Date date = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").parse(keyValue);
-        
         return new SimpleDateFormat("dd.MM.yyy").format(date);
     }