An executable file package, a simple jar package is an outsourcing. , Java program is composed of several. Class files. These. Class files must be classified according to their different packages and sub-directory storage; need to run before the root directory of all packages specified to the CLASSPATH environment variable or -cp parameters of the java command; run to the console Use java command to run, if you need to double-click to run must write Windows batch file (.bat) or Linux shell program. When installing JRE (Java Runtime Environment) under Windows, the installation file will map the .jar file to javaw.exe. So, for an executable JAR package, users only need to double-click it to run the program.

Filename	Size	Update
常用JAR包\jtds-1.2.jar	285638	2007-08-30
常用JAR包\log4j-1.2.6.jar	364084	2007-08-30
常用JAR包\mssqlserver2.jar	411665	2007-08-30
常用JAR包\sqljdbc.jar	231949	2007-08-30
常用JAR包	0	2008-10-23

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