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Java Application Launcher. More information:

  • Execute a java .class file that contains a main method by using just the class name:

java {{classname}}

  • Execute a .jar program:

java -jar {{filename.jar}}

  • Execute a .jar program with debug waiting to connect on port 5005:

java -agentlib:jdwp=transport=dt_socket,server=y,suspend=y,address=*:5005 -jar {{filename.jar}}

  • Display JDK, JRE and HotSpot versions:

java -version

  • Display usage information for the java command:

java -help