O1 PM Bulk support - collecting events, basic structure for PM Bulk File creation

Issue-ID: INT-1945

Signed-off-by: Stanislav Marszalek <s.marszalek2@partner.samsung.com>
Change-Id: If08908035719798d8d7b129ddcdb6ef62f1787fe

1 files changed, 33 insertions, 0 deletions

diff --git a/src/main/java/org/onap/a1pesimulator/util/Convertors.java b/src/main/java/org/onap/a1pesimulator/util/Convertors.java
new file mode 100644
index 0000000..11e703f
--- /dev/null
+++ b/src/main/java/org/onap/a1pesimulator/util/Convertors.java
@@ -0,0 +1,33 @@
+package org.onap.a1pesimulator.util;
+
+import java.time.ZonedDateTime;
+import java.time.format.DateTimeFormatter;
+
+import lombok.experimental.UtilityClass;
+
+@UtilityClass
+public class Convertors {
+
+    public static final String YYYYMMDD_PATTERN = "yyyyMMdd";
+    public static final String ISO_8601_DATE = "yyyy-MM-dd'T'HH:mm:ssZ";
+
+    public static String zonedDateTimeToString(ZonedDateTime localDateTime) {
+        DateTimeFormatter formatter = DateTimeFormatter.ofPattern(YYYYMMDD_PATTERN);
+        return zonedDateTimeToString(localDateTime, formatter);
+    }
+
+    public static String zonedDateTimeToString(ZonedDateTime localDateTime, String pattern) {
+        DateTimeFormatter formatter = DateTimeFormatter.ofPattern(pattern);
+        return zonedDateTimeToString(localDateTime, formatter);
+    }
+
+    public static String zonedDateTimeToString(ZonedDateTime localDateTime, DateTimeFormatter formatter) {
+        return localDateTime.format(formatter);
+    }
+
+    public static ZonedDateTime truncateToSpecifiedMinutes(ZonedDateTime zonedDateTime, Integer minutes) {
+        int minute = zonedDateTime.getMinute();
+        int remainder = minute % minutes;
+        return remainder != 0 ? zonedDateTime.withMinute(minute - remainder) : zonedDateTime;
+    }
+}