package org.mhisoft.fc.utils;
import java.text.DecimalFormat;
import javax.xml.bind.DatatypeConverter;
/**
* Description:
*
* @author Tony Xue
* @since Nov, 2018
*/
public class StrUtils {
static DecimalFormat df_time = new DecimalFormat("###,###.##");
public static String toHexString(byte[] array) {
return DatatypeConverter.printHexBinary(array);
}
public static byte[] toByteArray(String s) {
return DatatypeConverter.parseHexBinary(s);
}
public static String getDisplayTime(final long millis) {
double _d= millis;
if (millis<1000) {
return millis + " (ms)";
}
else {
_d = millis/1000; //sec
if (_d>60) {
_d = _d/60; //min
return df_time.format(_d) + " (min)";
}
else
return df_time.format(_d) + " (s)";
}
}
}
