package?cn.shorr.serialdemo;

import?java.io.UnsupportedEncodingException;

public?class?FormatUtil?{


????/**
?????*?字符串轉(zhuǎn)換成十六進(jìn)制字符串
?????*
?????*?@param?str
?????*?@param?charsetName
?????*?@return
?????*/
????public?static?String?strToHexStr（String?str?String?charsetName）?{
????????char[]?chars?=?“0123456789ABCDEF“.toCharArray（）;
????????StringBuilder?sb?=?new?StringBuilder（““）;
????????byte[]?bs?=?new?byte[0];
????????try?{
????????????bs?=?str.getBytes（charsetName）;
????????????int?bit;
????????????for?（int?i?=?0;?i?????????????????bit?=?（bs[i]?&?0x0f0）?>>?4;
????????????????sb.append（chars[bit]）;
????????????????bit?=?bs[i]?&?0x0f;
????????????????sb.append（chars[bit]）;
????????????}
????????}?catch?（UnsupportedEncodingException?e）?{
????????????e.printStackTrace（）;
????????}
????????return?sb.toString（）.trim（）;
????}

????/**
?????*?byte[]轉(zhuǎn)換為16進(jìn)制字符串
?????*
?????*?@param?bArray
?????*?@return
?????*/
????public?static?String?bytesToHexString（byte[]?bArray）?{
????????StringBuffer?sb?=?new?StringBuffer（bArray.length）;
????????String?sTemp;
????????for?（int?i?=?0;?i?????????????sTemp?=?Integer.toHexString（0xFF?&?bArray[i]）;
????????????if?（sTemp.length（）?????????????????sb.append（0）;
????????????sb.append（sTemp.toUpperCase（））;
????????}
????????return?sb.toString（）;
????}

????/**
?????*?字符串補(bǔ)齊
?????*
?????*?@param?source?????源字符串
?????*?@param?fillLength?補(bǔ)齊長度
?????*?@param?fillChar???補(bǔ)齊的字符
?????*?@param?isLeftFill?true為左補(bǔ)齊，false為右補(bǔ)齊
?????*?@return
?????*/
????public?static?String?stringFill（String?source?int?fillLength?char?fillChar?boolean?isLeftFill）?{
????????try?{
????????????int?sourceLen?=?source.getBytes（“GBK“）.length;
????????????if?（source?==?null?||?sourceLen?>=?fillLength）?return?source;
????????????StringBuilder?result?=?new?StringBuilder（fillLength）;
????????????int?len?=?fillLength?-?sourceLen;
????????????if?（isLeftFill）?{
????????????????for?（;?len?>?0;?len--）?{
????????????????????result.append（fillChar）;
????????????????}
????????????????result.append（source）;
????????????}?else?{
????????????????result.append（source）;
????????????????for?（;?len?>?0;?len--）?{
????????????????????result.append（fillChar）;
????????????????}
????????????}
????????????return?result.toString（）;
????????}?catch?（Exception?e）?{
????????????e.printStackTrace（）;
????????}
????????return?null;
????}

}

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2018-12-24?22:05??EZ-SerialPort-master\
?????目錄???????????0??2018-12-23?18:41??EZ-SerialPort-master\screenshot\
?????文件???????21563??2018-01-09?18:01??EZ-SerialPort-master\screenshot\demo.png
?????文件?????????606??2018-12-24?22:05??EZ-SerialPort-master\EZ-SerialPort-master.iml
?????文件????????6148??2018-12-25?10:26??EZ-SerialPort-master\.DS_Store
?????目錄???????????0??2018-12-25?14:53??__MACOSX\
?????目錄???????????0??2018-12-25?14:53??__MACOSX\EZ-SerialPort-master\
?????文件?????????120??2018-12-25?10:26??__MACOSX\EZ-SerialPort-master\._.DS_Store
?????目錄???????????0??2018-12-14?18:23??EZ-SerialPort-master\app\
?????文件?????????606??2018-12-14?18:23??EZ-SerialPort-master\app\app.iml
?????文件?????????966??2018-01-09?18:01??EZ-SerialPort-master\app\proguard-rules.pro
?????文件?????????343??2018-12-14?18:23??EZ-SerialPort-master\app\local.properties
?????目錄???????????0??2018-12-23?18:41??EZ-SerialPort-master\app\gradle\
?????目錄???????????0??2018-12-23?18:41??EZ-SerialPort-master\app\gradle\wrapper\
?????文件???????54329??2018-10-09?16:48??EZ-SerialPort-master\app\gradle\wrapper\gradle-wrapper.jar
?????文件?????????200??2018-10-09?16:48??EZ-SerialPort-master\app\gradle\wrapper\gradle-wrapper.properties
?????文件????????5296??2018-10-09?16:48??EZ-SerialPort-master\app\gradlew
?????文件???????????7??2018-01-09?18:01??EZ-SerialPort-master\app\.gitignore
?????文件?????????749??2018-01-09?18:01??EZ-SerialPort-master\app\build.gradle
?????文件????????2260??2018-10-09?16:48??EZ-SerialPort-master\app\gradlew.bat
?????目錄???????????0??2018-12-23?18:41??EZ-SerialPort-master\app\.idea\
?????文件?????????564??2018-12-14?18:23??EZ-SerialPort-master\app\.idea\runConfigurations.xml
?????目錄???????????0??2018-12-23?18:41??EZ-SerialPort-master\app\.idea\codestyles\
?????文件????????1775??2018-12-14?18:24??EZ-SerialPort-master\app\.idea\codestyles\Project.xml
?????文件?????????449??2018-12-14?18:24??EZ-SerialPort-master\app\.idea\gradle.xml
?????文件????????9754??2018-12-14?18:24??EZ-SerialPort-master\app\.idea\workspace.xml
?????文件?????????246??2018-12-14?18:23??EZ-SerialPort-master\app\.idea\modules.xml
?????文件????????2015??2018-12-14?18:24??EZ-SerialPort-master\app\.idea\misc.xml
?????目錄???????????0??2018-01-09?18:01??EZ-SerialPort-master\app\src\
?????目錄???????????0??2018-01-09?18:01??EZ-SerialPort-master\app\src\main\
?????目錄???????????0??2018-12-23?18:41??EZ-SerialPort-master\app\src\main\res\
............此處省略45個(gè)文件信息