Fix a bug in converting Jira ticket updated time to milliseconds (opensearch-project#5595)

* fix for converting to millis

Signed-off-by: Santhosh Gandhe <1909520+san81@users.noreply.github.com>

* test case fix

Signed-off-by: Santhosh Gandhe <1909520+san81@users.noreply.github.com>

---------

Signed-off-by: Santhosh Gandhe <1909520+san81@users.noreply.github.com>

Author: san81

data-prepper-plugins/saas-source-plugins/jira-source/src/main/java/org/opensearch/dataprepper/plugins/source/jira/models/IssueBean.java

@@ -17,7 +17,6 @@
 
 import java.time.OffsetDateTime;
 import java.time.format.DateTimeFormatter;
-import java.util.Date;
 import java.util.Map;
 import java.util.Objects;
 import java.util.regex.Pattern;
@@ -31,36 +30,27 @@
 
 public class IssueBean {
 
-    @JsonIgnore
-    private final Pattern JiraDateTimePattern = Pattern.compile(
-            "^\\d{4}-\\d{2}-\\d{2}T\\d{2}:\\d{2}:\\d{2}\\.\\d{3}[-+]\\d{4}$");
-    @JsonIgnore
-    private final DateTimeFormatter offsetDateTimeFormatter = DateTimeFormatter.ofPattern("yyyy-MM-dd'T'HH:mm:ss.SSSZ");
-
     /**
      * Expand options that include additional issue details in the response.
      */
     @Getter
     @Setter
     @JsonProperty("expand")
     private String expand = null;
-
     /**
      * The ID of the issue.
      */
     @Getter
     @Setter
     @JsonProperty("id")
     private String id = null;
-
     /**
      * The URL of the issue details.
      */
     @Getter
     @Setter
     @JsonProperty("self")
     private String self = null;
-
     /**
      * The key of the issue.
      */
@@ -88,7 +78,12 @@ public class IssueBean {
     @Setter
     @JsonProperty("fields")
     private Map<String, Object> fields = null;
-
+    
+    @JsonIgnore
+    private final Pattern JiraDateTimePattern = Pattern.compile(
+            "^\\d{4}-\\d{2}-\\d{2}T\\d{2}:\\d{2}:\\d{2}\\.\\d{3}[-+]\\d{4}$");
+    @JsonIgnore
+    private final DateTimeFormatter offsetDateTimeFormatter = DateTimeFormatter.ofPattern("yyyy-MM-dd'T'HH:mm:ss.SSSZ");
 
     @JsonIgnore
     public String getProject() {
@@ -124,8 +119,7 @@ private long getGivenDateField(String dateTimeFieldToPull) {
                 .toString()).matches()) {
             String charSequence = fields.get(dateTimeFieldToPull).toString();
             OffsetDateTime offsetDateTime = OffsetDateTime.parse(charSequence, offsetDateTimeFormatter);
-            new Date(offsetDateTime.toInstant().toEpochMilli());
-            dateTimeField = offsetDateTime.toEpochSecond() * 1000;
+            dateTimeField = offsetDateTime.toInstant().toEpochMilli();
         }
         return dateTimeField;
     }

data-prepper-plugins/saas-source-plugins/jira-source/src/test/java/org/opensearch/dataprepper/plugins/source/jira/models/IssueBeanTest.java

@@ -78,8 +78,8 @@ void testGivenDateField() {
         fieldsTestObject.put("created", "2024-07-06T21:12:23.437-0700");
         fieldsTestObject.put("updated", "2022-07-06T21:12:23.106-0700");
         issueBean.setFields(fieldsTestObject);
-        assertEquals(issueBean.getCreatedTimeMillis(), 1720325543000L);
-        assertEquals(issueBean.getUpdatedTimeMillis(), 1657167143000L);
+        assertEquals(1720325543437L, issueBean.getCreatedTimeMillis());
+        assertEquals(1657167143106L, issueBean.getUpdatedTimeMillis());
     }
 
     @Test