agave-common/common-legacy-api/src/main/java/org/iplantc/service/common/auth/ProxyUserGuard.java
/**
     * Determines whether or not the given timestamp is valid. At this time, any timestamp that can be parsed as a
     * long value is considered to be valid.
     * 
     * @param timestamp the timestamp.
     * @return true if the timestamp is valid.
     */
Determines whether or not the given timestamp is valid. At this time, any timestamp that can be parsed as a
long value is considered to be valid.

@param timestamp the timestamp.
@return true if the timestamp is valid.
Determines whether or not the given timestamp is valid . At this time any timestamp that can be parsed as a long value is considered to be valid . @param timestamp the timestamp . @return true if the timestamp is valid .
private boolean isValidTimestamp(String timestamp) {
        try {
            Long.parseLong(timestamp);
            return true;
        }
        catch (NumberFormatException e) {
            return false;
        }
    }
private boolean isValidTimestamp ( String timestamp ) { try { Long . parseLong ( timestamp ) ; return true ; } catch ( NumberFormatException e ) { return false ; } }
Determines whether or not the given timestamp is valid.
Determines whether or not the given timestamp is valid .