Java also supports reading from a binary file using InputStreams. If the files being read are huge then you would want to use a BufferedReader on top of a FileReader to improve read …

I am working on a Java program that reads a text file line-by-line, each with a number, takes each number throws it into an array, then tries and use insertion sort to sort the array. I need help w...

May 22, 2019 · I need to read a large text file of around 5-6 GB line by line using Java. How can I do this quickly?

Read File as java.io.File Alternatively, if you need an instance of java.io.File, you can employ the getResource() method to retrieve the resource as a URL, and create a File from the resource's …

Jun 7, 2012 · 85 You can use jackson library and simply use these 3 lines to convert your json file to Java Object.

Reading Properties file in Java Asked 14 years ago Modified 1 year, 2 months ago Viewed 564k times

May 13, 2009 · This answers the question of how to read a file, but not the question of how to convert an object of type java.IO.File to byte [].

Reading and writing from and to a file can be blocked by your OS depending on the file's permission attributes. If you are trying to read from the file, then I recommend using File's …

Dec 5, 2013 · You cannot read the entries within a jar (a zip file) like it was a plain old File. This is explained well by the answers to: How do I read a resource file from a Java jar file? Java Jar …

How would I read a .txt file in Java and put every line in an array when every lines contains integers, strings, and doubles? And every line has different amounts of words/numbers.