java - Viewing contents of a . jar file - Stack Overflow Drag the jar file in question into a Java project A copy of the jar file appears Right click on the jar file, and choose "Build Path" -> "Add to Build Path" Jar file is moved to "Referenced Libraries" node, where it can be opened and navigated in the Project Explorer pane If seeing source code too is an issue, open a new question
java - Extracting . jar file with command line - Stack Overflow C:\Java> jar xf myFile jar foo bar The folder where jar is probably isn't C:\Java for you, on my Windows partition it's: C:\Program Files (x86)\Java\jdk[some_version_here]\bin Unless the location of jar is in your path environment variable, you'll have to specify the full path run the program from inside the folder
java - How to run a JAR file - Stack Overflow I created a JAR file like this: jar cf Predit jar * * I ran this JAR file by double clicking on it (it didn't work) So I ran it from the DOS prompt like this: java -jar Predit jar It raised "Fai
java - Comparing two . jar files - Stack Overflow Extract each jar to it's own directory using the jar command with parameters xvf i e jar xvf myjar jar for each jar Then, use the UNIX command diff to compare the two directories This will show the differences in the directories
java - Running JAR file on Windows - Stack Overflow Fixing jar file opening on Windows requires two steps Open the Control Panel, and chose "Default Programs -> Set Associations" Find jar extension (Executable JAR file) there, and pick Java as default program to open this extension It will probably be listed as "Java Platform(SE)" A faster alternative perhaps is straightforward right-click
Java using -cp and -jar together - Stack Overflow As per the Java cli documentation you can not combine -cp and -jar in the same command-jar Execute a program encapsulated in a JAR archive The first argument is the name of a JAR file instead of a startup class name In order for this option to work, the manifest of the JAR file must contain a line of the form Main-Class:classname
Java: how to import a jar file from command line - Stack Overflow I'm trying to call a class (main method) from command line (Windows) with Java The class imports other classes (other jars) I always get "class not found exception" from a class that my main pro
java - How to Open JAR Files in Windows 7 - Stack Overflow If you want to execute your jar file while clicking it, then you must have a main-method in your jar file and configure the same in your mainfest file you should have an Main-Class attribute (sample entry in mainfest file below) Main-Class: com example MainClass Class-Path: lib lib1 jar lib lib2 jar
jar - Use of the MANIFEST. MF file in Java - Stack Overflow Class-Path: servlet jar infobus jar acme beans jar With this header, the classes in the files servlet jar, infobus jar, and acme beans jar will serve as extensions for purposes of the applet or application The URLs in the Class-Path header are given relative to the URL of the JAR file of the applet or application
Including all the jars in a directory within the Java classpath opt1: "Extract required libraries into generated JAR" opt2: "Package required libraries into generated JAR" opt3: "Copy required libraries into a sub-folder next to the generated JAR" Typically I'd use opt2 (and opt1 was definitely breaking), however native code in one of the jars I'm using I discovered breaks with the handy "jarinjar" trick