How to read a file inside a jar using the command line?

It's simple. Assume the following.

Your jar file : myJarFile.jar

First you can list the contents of the jar to find the file you want using the following command.

jar tvf myJarFile.jar

Then from the list, pick the file you want and type in the following command to see the content of that file.

Assuming the file within the jar is myFolder/myFile.txt,

unzip -p myJarFile.jar myFolder/myFile.txt

Then the contents of the file could be seen in the command line.

Cheers.

Comments

How to import the Public Certificate of one WSO2 product to the trust store of another?

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The JAR/ZIP file (...) seems corrupted, error: zip file is empty during maven build

You can easily solve this problem in 2 steps. Delete the file given in (...) this path, which is given in the error trace. Build the project again using mvn clean install . Cheers!

How to connect my database instance with elastic beanstalk instance in AWS?

If you have deployed your web application in Elastic Beanstalk in AWS and now you need to connect a database to this instance, and your database is actually residing in a different instance, how can you actually connect them? It's easy with Elastic Beanstalk. I will explain an example scenario that I used for connecting my elastic beanstalk web application with another instance containing my MongoDB database. By looking at this, you can customize as per your need. Don't worry. This is easy. :) The only things you need here are the details about the 1. Database name that you need to connect to. Ex:- "myDB" 2. Port at which the database instance is listening. EX:- In the case of MongoDB, the listening port is 27017 3. Host name of your database instance. EX:- Like localhost, in this case, it will be the Public DNS of your database instance 4. The password of your database if exists. First these details need to be set as environment variables in Elastic Be...

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