package com.cloud.common.utils;
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/**
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* 字符串的一些工具方法
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* @author bsk
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*
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*/
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public class StringUtil {
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/**
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* 如果str为null， 则返回空串, 否则返回原来的字符串
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*/
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public static String nullToEmpty(String str) {
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if (str == null) {
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return "";
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}
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return str;
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}
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/* public <T> T preInsert(Object obj,Class<T> t) throws IllegalAccessException, InstantiationException {
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T sys = t.newInstance();
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Class<?> cls = obj.getClass();
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Field[] fields = cls.getDeclaredFields();
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Field[] beanFields = cla.getDeclaredFields();
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for(Field field:fields) {
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String fieldName = field.getName();
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String strSet = "set" + fieldName.substring(0, 1).toUpperCase() + fieldName.substring(1, fieldName.length());
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Method methodSet = cls.getDeclaredMethod(strSet);
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Object object = methodSet.invoke(obj);
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}
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return sys;
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*//*LoginAppUser attendance =AppUserUtil.getLoginAppUser();
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if (StringUtils.isNotEmpty(attendance.getId().toString())){
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try{
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sys.setUpdateBy(attendance.getUsername());
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sys.setCreateBy(attendance.getUsername());
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}catch(Exception e){
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}
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}
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sys.setCreateTime(new Date());
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sys.setUpdateTime(sys.getCreateTime());*//*
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}*/
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}
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