Now jar will be updated, Sam.java will be added along with Demo.java and Sample.java Java Compiler (javac) input files – List of the files which need to be added in addition.jar filename – The name of the jar whose contents needs to be updated.‘f’ – This indicates that the JAR file whose contents has to be updated is specified on the command line.‘c’ – This indicates that we want to update an existing jar file.We will get the contents Sample.java and Demo.java extracted. jar filename – The name of the jar whose contents needs to be extracted.‘f’ – This indicates that the JAR file whose contents has to be extracted is specified on the command line.‘x’ – This indicates that you want to extract the contents of the jar file.We will get the below content displayed META-INF/ jar filename – The name of the jar whose contents needs to be viewed.‘f’ – This indicates that the JAR file whose contents are to be viewed is specified on the command line.‘t’ – This indicates that you want to view the contents of the jar file.Sample.java package com.javainterviewpoint ĭemo.java package com.javainterviewpoint Lets take the below two files Sample.java and Demo.java and put it in a single archive “Test.jar” input files – List of the files which you want to put inside the jar file, multiple files can be added each separated by a space.jar filename – The name of the jar which needs to be created, the filenames are given with the extension of ‘.jar’ as a convention though it is not a mandatory.‘f’ – This indicates that we need the output to goto a file rather than sdout.‘c’ – This indicates that we want to create a jar file.The options and arguments used in the above command are

Java development kit jdk 7u95