package com.fh.util;
import java.math.BigInteger;
public class RightsHelper {
public static BigInteger sumRights(int[] rights){
BigInteger num = new BigInteger("0");
for(int i=0; i<rights.length; i++){
num = num.setBit(rights[i]);
}
return num;
}
public static BigInteger sumRights(String[] rights){
BigInteger num = new BigInteger("0");
for(int i=0; i<rights.length; i++){
num = num.setBit(Integer.parseInt(rights[i]));
}
return num;
}
public static boolean testRights(BigInteger sum,int targetRights){
return sum.testBit(targetRights);
}
public static boolean testRights(String sum,int targetRights){
if(Tools.isEmpty(sum))
return false;
return testRights(new BigInteger(sum),targetRights);
}
public static boolean testRights(String sum,String targetRights){
if(Tools.isEmpty(sum))
return false;
return testRights(new BigInteger(sum),targetRights);
}
public static boolean testRights(BigInteger sum,String targetRights){
return testRights(sum,Integer.parseInt(targetRights));
}
}
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