File list (Check if you may need any files):
Chocolate\build\classes\ChocAn_package\DBConnection.class
.........\.....\.......\ChocAn_package
.........\.....\.......\chocolate\DBConnection.class
.........\.....\.......\.........\Main.class
.........\.....\.......\.........\Member.class
.........\.....\.......\.........\Provider.class
.........\.....\.......\.........\Service.class
.........\.....\.......\.........\Weekly_Bill_Calculate.class
.........\.....\.......\chocolate
.........\.....\.......\javaapplication8\ConnectionPool$PooledConnection.class
.........\.....\.......\................\ConnectionPool.class
.........\.....\.......\javaapplication8
.........\.....\classes
.........\build
.........\build.xml
.........\Chocolate-Model\.QueryCache
.........\...............\Chocolate-Model.etd
.........\...............\Chocolate-Model.ettm
.........\...............\nbproject\private\private.properties
.........\...............\.........\.......\private.xml
.........\...............\.........\private
.........\...............\.........\project.properties
.........\...............\.........\project.xml
.........\...............\nbproject
.........\...............\UML2_1435239221812.etld
.........\...............\UML2_1435239221812.etlp
.........\...............\UML_1434041059940.etld
.........\...............\UML_1434041059940.etlp
.........\...............\UML_2.0EMBT.dtd
.........\...............\类图 1_1435239132593.etld
.........\...............\类图 1_1435239132593.etlp
.........\...............\类图 2_1435239406781.etld
.........\...............\类图 2_1435239406781.etlp
.........\Chocolate-Model
.........\class 3.0.png
.........\manifest.mf
.........\nbproject\build-impl.xml
.........\.........\genfiles.properties
.........\.........\private\private.properties
.........\.........\.......\private.xml
.........\.........\private
.........\.........\project.properties
.........\.........\project.xml
.........\nbproject
.........\newXMLDocument.xml
.........\src\chocolate\ConnectionPool.java
.........\...\.........\DBConnection.java
.........\...\.........\Main.java
.........\...\.........\Member.java
.........\...\.........\Provider.java
.........\...\.........\Service.java
.........\...\.........\Weekly_Bill_Calculate.java
.........\...\chocolate
.........\src
.........\UML\UML1.png
.........\...\UML2.png
.........\...\UML3.png
.........\...\UML4.png
.........\UML
.........\...1\nbproject\private\private.properties
.........\....\.........\.......\private.xml
.........\....\.........\private
.........\....\.........\project.properties
.........\....\.........\project.xml
.........\....\nbproject
.........\....\UML1.etd
.........\....\UML1.ettm
.........\....\UML_2.0EMBT.dtd
.........\....\用例图 1_1434040842376.etld
.........\....\用例图 1_1434040842376.etlp
.........\UML1
.........\说明文档\bank.txt
.........\........\manager.txt
.........\........\member.txt
.........\........\provider.txt
.........\........\说明文档.doc
.........\........\说明文档.txt
.........\说明文档
Chocolate