src/main/java/com/appslandia/common/jose/JoseUtils.java
public static Long toNumericDate(Date value) {
		if (value == null) {
			return null;
		}
		return DateUtils.clearMs(value).getTime() / 1000;
	}
public static Long toNumericDate(Date value) {
		if (value == null) {
			return null;
		}
		return DateUtils.clearMs(value).getTime() / 1000;
	}
public static Long toNumericDate ( Date value ) { if ( value == null ) { return null ; } return DateUtils . clearMs ( value ) . getTime ( ) / 1000 ; }
number of seconds from 1970-01-01T00:00:00Z UTC until the specified UTC date/time
number of seconds from 1970 - 01 - 01T00 : 00 : 00Z UTC until the specified UTC date / time