package?exper;

import?java.sql.*;

import?javax.naming.*;
import?javax.sql.*;

public?class?DBUtils?{
	public?static?Connection?getConnection（String?poolName）?throws?Exception{
		StringBuffer?jndiName=new?StringBuffer（30）;
		jndiName.append（“java:comp/env/“）.append（poolName）;
		Context?ctx=new?InitialContext（）;
		DataSource?ds=（DataSource）（ctx.lookup（jndiName.toString（）））;
		Connection?conn=ds.getConnection（）;
		return?conn;
		
	}
	public?static?Connection?getConnection（）?throws?Exception{
		return?getConnection（“jdbc/mysqlds“）;
	}
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2018-12-11?17:09??jdbc\
?????文件?????????748??2018-12-11?15:57??jdbc\.classpath
?????文件?????????904??2018-12-11?15:55??jdbc\.project
?????目錄???????????0??2018-12-11?17:09??jdbc\.settings\
?????文件?????????567??2018-12-11?15:55??jdbc\.settings\.jsdtscope
?????文件?????????364??2018-12-11?15:55??jdbc\.settings\org.eclipse.jdt.core.prefs
?????文件?????????464??2018-12-11?15:55??jdbc\.settings\org.eclipse.wst.common.component
?????文件?????????305??2018-12-11?15:55??jdbc\.settings\org.eclipse.wst.common.project.facet.core.xml
?????文件??????????49??2018-12-11?15:55??jdbc\.settings\org.eclipse.wst.jsdt.ui.superType.container
?????文件???????????6??2018-12-11?15:55??jdbc\.settings\org.eclipse.wst.jsdt.ui.superType.name
?????目錄???????????0??2018-12-11?17:09??jdbc\build\
?????目錄???????????0??2018-12-11?17:12??jdbc\build\classes\
?????目錄???????????0??2018-12-11?17:12??jdbc\build\classes\exper\
?????文件????????1149??2018-12-11?17:12??jdbc\build\classes\exper\DBUtils.class
?????文件????????3723??2018-12-11?17:12??jdbc\build\classes\exper\GetPictureServlet.class
?????文件?????????910??2018-12-11?17:12??jdbc\build\classes\exper\PictureInfo.class
?????文件????????2671??2018-12-11?17:12??jdbc\build\classes\exper\PictureListTag.class
?????文件????????5092??2018-12-11?17:12??jdbc\build\classes\exper\SavePictureServlet.class
?????目錄???????????0??2018-12-11?17:09??jdbc\src\
?????目錄???????????0??2018-12-11?17:09??jdbc\src\exper\
?????文件?????????562??2018-12-06?17:56??jdbc\src\exper\DBUtils.java
?????文件????????1689??2018-12-11?16:17??jdbc\src\exper\GetPictureServlet.java
?????文件?????????457??2018-12-05?20:38??jdbc\src\exper\PictureInfo.java
?????文件????????1348??2018-12-06?19:09??jdbc\src\exper\PictureListTag.java
?????文件????????2539??2018-12-06?19:13??jdbc\src\exper\SavePictureServlet.java
?????目錄???????????0??2018-12-11?17:09??jdbc\WebContent\
?????文件????????2761??2018-12-06?19:29??jdbc\WebContent\piclist.jsp
?????目錄???????????0??2018-12-11?17:09??jdbc\WebContent\meta-INF\
?????文件??????????39??2018-12-11?15:55??jdbc\WebContent\meta-INF\MANIFEST.MF
?????目錄???????????0??2018-12-11?17:09??jdbc\WebContent\WEB-INF\
?????文件?????????415??2018-12-06?18:49??jdbc\WebContent\WEB-INF\pic.tld
............此處省略8個文件信息