package com.zy.asrs.utils;
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import com.core.common.Arith;
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import java.math.BigDecimal;
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import java.text.DecimalFormat;
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/**
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* Created by vincent on 2020/8/27
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*/
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public class Utils {
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private static final DecimalFormat fmt = new DecimalFormat("##0.00");
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public static float scale(Float f){
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if (f == null || f == 0f || Float.isNaN(f)) {
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return 0f;
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}
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return (float) Arith.multiplys(2, f, 1);
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}
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public static String zerofill(String msg, Integer count){
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if (msg.length() == count){
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return msg;
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} else if (msg.length() > count){
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return msg.substring(0, 16);
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} else {
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StringBuilder msgBuilder = new StringBuilder(msg);
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for (int i = 0; i<count-msg.length(); i++){
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msgBuilder.insert(0,"0");
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}
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return msgBuilder.toString();
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}
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}
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}
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