/*
?*?Copyright?2012-2019?the?original?author?or?authors.
?*
?*?Licensed?under?the?Apache?License?Version?2.0?（the?“License“）;
?*?you?may?not?use?this?file?except?in?compliance?with?the?License.
?*?You?may?obtain?a?copy?of?the?License?at
?*
?*??????https://www.apache.org/licenses/LICENSE-2.0
?*
?*?Unless?required?by?applicable?law?or?agreed?to?in?writing?software
?*?distributed?under?the?License?is?distributed?on?an?“AS?IS“?BASIS
?*?WITHOUT?WARRANTIES?OR?CONDITIONS?OF?ANY?KIND?either?express?or?implied.
?*?See?the?License?for?the?specific?language?governing?permissions?and
?*?limitations?under?the?License.
?*/

import?java.net.*;
import?java.io.*;
import?java.nio.channels.*;
import?java.util.Properties;

public?class?MavenWrapperDownloader?{

????private?static?final?String?WRAPPER_VERSION?=?“0.5.5“;
????/**
?????*?Default?URL?to?download?the?maven-wrapper.jar?from?if?no?‘downloadUrl‘?is?provided.
?????*/
????private?static?final?String?DEFAULT_DOWNLOAD_URL?=?“https://repo.maven.apache.org/maven2/io/takari/maven-wrapper/“
????????????+?WRAPPER_VERSION?+?“/maven-wrapper-“?+?WRAPPER_VERSION?+?“.jar“;

????/**
?????*?Path?to?the?maven-wrapper.properties?file?which?might?contain?a?downloadUrl?property?to
?????*?use?instead?of?the?default?one.
?????*/
????private?static?final?String?MAVEN_WRAPPER_PROPERTIES_PATH?=
????????????“.mvn/wrapper/maven-wrapper.properties“;

????/**
?????*?Path?where?the?maven-wrapper.jar?will?be?saved?to.
?????*/
????private?static?final?String?MAVEN_WRAPPER_JAR_PATH?=
????????????“.mvn/wrapper/maven-wrapper.jar“;

????/**
?????*?Name?of?the?property?which?should?be?used?to?override?the?default?download?url?for?the?wrapper.
?????*/
????private?static?final?String?PROPERTY_NAME_WRAPPER_URL?=?“wrapperUrl“;

????public?static?void?main（String?args[]）?{
????????System.out.println（“-?Downloader?started“）;
????????File?baseDirectory?=?new?File（args[0]）;
????????System.out.println（“-?Using?base?directory:?“?+?baseDirectory.getAbsolutePath（））;

????????//?If?the?maven-wrapper.properties?exists?read?it?and?check?if?it?contains?a?custom
????????//?wrapperUrl?parameter.
????????File?mavenWrapperPropertyFile?=?new?File（baseDirectory?MAVEN_WRAPPER_PROPERTIES_PATH）;
????????String?url?=?DEFAULT_DOWNLOAD_URL;
????????if?（mavenWrapperPropertyFile.exists（））?{
????????????FileInputStream?mavenWrapperPropertyFileInputStream?=?null;
????????????try?{
????????????????mavenWrapperPropertyFileInputStream?=?new?FileInputStream（mavenWrapperPropertyFile）;
????????????????Properties?mavenWrapperProperties?=?new?Properties（）;
????????????????mavenWrapperProperties.load（mavenWrapperPropertyFileInputStream）;
????????????????url?=?mavenWrapperProperties.getProperty（PROPERTY_NAME_WRAPPER_URL?url）;
????????????}?catch?（IOException?e）?{
????????????????System.out.println（“-?ERROR?loading?‘“?+?MAVEN_WRAPPER_PROPERTIES_PATH?+?“‘“）;
????????????}?finally?{
????????????????try?{
???????

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2019-11-20?09:30??NoSQL2\
?????目錄???????????0??2019-12-22?16:30??NoSQL2\.git\
?????文件?????????364??2019-11-17?23:11??NoSQL2\.gitignore
?????文件??????????16??2019-11-20?00:09??NoSQL2\.git\COMMIT_EDITMSG
?????文件?????????325??2019-11-17?23:11??NoSQL2\.git\config
?????文件??????????73??2019-11-17?23:11??NoSQL2\.git\description
?????文件??????????96??2019-11-18?22:27??NoSQL2\.git\FETCH_HEAD
?????文件??????????23??2019-11-17?23:11??NoSQL2\.git\HEAD
?????目錄???????????0??2019-11-17?23:11??NoSQL2\.git\hooks\
?????文件?????????478??2019-11-17?23:11??NoSQL2\.git\hooks\applypatch-msg.sample
?????文件?????????896??2019-11-17?23:11??NoSQL2\.git\hooks\commit-msg.sample
?????文件????????3327??2019-11-17?23:11??NoSQL2\.git\hooks\fsmonitor-watchman.sample
?????文件?????????189??2019-11-17?23:11??NoSQL2\.git\hooks\post-update.sample
?????文件?????????424??2019-11-17?23:11??NoSQL2\.git\hooks\pre-applypatch.sample
?????文件????????1638??2019-11-17?23:11??NoSQL2\.git\hooks\pre-commit.sample
?????文件????????1348??2019-11-17?23:11??NoSQL2\.git\hooks\pre-push.sample
?????文件????????4898??2019-11-17?23:11??NoSQL2\.git\hooks\pre-rebase.sample
?????文件?????????544??2019-11-17?23:11??NoSQL2\.git\hooks\pre-receive.sample
?????文件????????1492??2019-11-17?23:11??NoSQL2\.git\hooks\prepare-commit-msg.sample
?????文件????????3610??2019-11-17?23:11??NoSQL2\.git\hooks\update.sample
?????文件???????19316??2019-11-20?00:09??NoSQL2\.git\index
?????目錄???????????0??2019-11-17?23:11??NoSQL2\.git\info\
?????文件?????????240??2019-11-17?23:11??NoSQL2\.git\info\exclude
?????目錄???????????0??2019-11-17?23:11??NoSQL2\.git\logs\
?????文件????????1477??2019-11-20?00:09??NoSQL2\.git\logs\HEAD
?????目錄???????????0??2019-11-18?22:27??NoSQL2\.git\logs\refs\
?????目錄???????????0??2019-11-17?23:11??NoSQL2\.git\logs\refs\heads\
?????文件????????1331??2019-11-20?00:09??NoSQL2\.git\logs\refs\heads\master
?????目錄???????????0??2019-11-17?23:11??NoSQL2\.git\logs\refs\remotes\
?????目錄???????????0??2019-11-17?23:11??NoSQL2\.git\logs\refs\remotes\origin\
?????文件?????????175??2019-11-17?23:11??NoSQL2\.git\logs\refs\remotes\origin\HEAD
............此處省略692個文件信息