Running a. class file from java code. Ask Question 1. How can I run the compiled code (. class) side using java. so i have done kine of compilation at server side and its generating the. class file, now i want to run that. class file at server side and want to show the out put of that file to the user who has submitted the code. : ) java running class files Compiling Java Source Code. If there are no errors in your source file, the Java compiler will produce one or more. class files (one. class file for each class defined in the Foo. java source file). For example, the results of a successful compile of Foo. java will produce a bytecode version of the class in a file named Foo. class.
For example if your main class name is App and Java package name of your app is com. foo. app, then your class file needs to be in comfooapp folder (separate folder for each dot), so you run your app as: java running class files
Run java classfile from terminal. Ask Question 5. 2. I have a compiled java file somefile. class, and when i cd into the right folder and do: If you run java foldersomefile java tries to find a class somefile in the package folder, How can the answer be improved? May 24, 2016 javac filename command is used to compile. java file, and java filename command is used to run. class file. That is precisely the process of compilation. The exact how is determined by your development environment. All converts your. java files to. class files and then only java java running class files Following are the steps to run java class file which is in different directory: Step 1 (Create utility class): Create A. java in src directory containing following code. Step 2 (Compile utility class): Open terminal at proj1 location and execute following commands. Step 3 (Check whether A. java is For Execution of file. You can compile any java source using javac in command line; eg, javac CopyFile. java. To run: java CopyFile. You can also compile all java files using javac. java as long as they're in the same directory If you're having an issue resulting with could not find or load main class you may not have jre in your path. A Java class file is a file containing Java bytecode and having. class extension that can be executed by JVM. A Java class file is created by a Java compiler from. java files as