Javarevisited

Are you stuck with your coding because you have a byte array and the next method in the chain needs an InputStream ? don't worry Java h...

Sometimes we need to convert InputStream to byte array in Java, or you can say reading InputStream as a byte array, In order to pass outp...

The Java IO API provides two kinds of interfaces for reading files, streams and readers. The streams are used to read binary data and reade...

Memory Mapped Files in Java is a rather new java concept for many programmers and developers, though it’s been there from JDK 1.4 along...

Before going to explain specific difference between FileInputStream and FileReader in Java, I would like to state fundamental difference be...

Deleting an empty directory is easy in Java, just use the  delete() method of java.io.File class, but deleting a directory with files is ...

Java provides several methods to check file and directory permissions . In the last couple of articles, we have seen how to create Files i...

Hello guys, In the last  article , we saw how to check whether an application can access the file and perform any read-write or execute an ...

This article is a quick tip to find hidden files in Java by checking the hidden properties of a File or directory from the Java Program...

In the last article, we saw how to check hidden files in Java and now we will see how to hide files in Java or make hidden files in Java...

File API is a very important one in Java, it gives access to the File system to Java programs. Though Java's file API is rich, there a...

It's easy to copy a file or an  empty directory in Java as you can use Files.copy(fromPath, toPath) from Java 7, but, unfortunately, ...

Hello, guys if you are looking for a Java program to recursively list all files in a directory or sub-directory in Java then you have come t...

Hello guys, not many people know that Java NIO File API also allows you to create links in Java. Many of Java programmer are familiar with ...

Hello guys, if you want to find current directory in Java and looking for a simple example then don't worry. Its easy to get current ...

Java has excellent support for reading from file and writing to file in Java . In the last post, we have seen how to create files and dire...

As a Java developer we often need to append text into File in Java instead of creating a new File, for example log files where every messa...

How to copy files in Java from one directory to another is a common requirement, given that there is no direct method in File API for copy...

Many times you want to read contents of a file into String , but, unfortunately, it was not a trivial job in Java, at least not until JDK 1...

Reading a file in Java is not simple, it requires lots of boilerplate code, as we have seen in our earlier example of reading text files ....