1 files changed, 60 insertions, 0 deletions
diff --git a/ems/boco/src/main/java/org/onap/vfc/nfvo/emsdriver/commons/utils/DateUtil.java b/ems/boco/src/main/java/org/onap/vfc/nfvo/emsdriver/commons/utils/DateUtil.java
new file mode 100644
index 0000000..c0fddad
--- /dev/null
+++ b/ems/boco/src/main/java/org/onap/vfc/nfvo/emsdriver/commons/utils/DateUtil.java
@@ -0,0 +1,60 @@
+/**
+ * Copyright 2017 BOCO Corporation.  CMCC Technologies Co., Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onap.vfc.nfvo.emsdriver.commons.utils;
+
+import java.util.Calendar;
+import java.util.Date;
+
+public class DateUtil {
+	
+	
+	public static long[] getScanScope(Date fireTime, long collectPeriod) {
+		Calendar fire = Calendar.getInstance();
+		long start = 0L;
+		long end = 0L;
+		fire.setTime(fireTime);
+		fire.set(Calendar.SECOND,0);
+		fire.set(Calendar.MILLISECOND, 0);
+		
+		if (collectPeriod < 3600) {//minute
+			long minite = fire.get(Calendar.MINUTE);
+			long collectMinite = (int)collectPeriod/60;
+			long s = minite%collectMinite;  
+			end = fire.getTimeInMillis() - s*60*1000;
+			start = end - collectPeriod * 1000;
+		}else if (collectPeriod == 3600) {
+			fire.set(Calendar.MINUTE, 0);  
+			end = fire.getTimeInMillis();
+			start = end - collectPeriod * 1000;
+		}else if (collectPeriod == 24*60*60){ //day
+			fire.set(Calendar.HOUR_OF_DAY, 0);
+			fire.set(Calendar.MINUTE, 0);
+			end = fire.getTimeInMillis();
+			start = end - collectPeriod * 1000;
+		}else{
+			
+			if (collectPeriod>0) { 
+				end = fire.getTimeInMillis()-(fire.getTimeInMillis()+8*60*60*1000)%(collectPeriod*1000);
+			}else {
+				return null;
+			}
+			start = end - collectPeriod * 1000;
+		}
+		
+		return new long[] {start,end};
+	}
+
+}