IO

java.io.File provide several methods to get or set file permissions in java code. But the drawback of java.io.File ‘s methods is that it can only separate file permission into two groups which is owner or all users. So java 7 introduce java.nio.file.attribute.PosixFilePermission which provide methods that can let you define file permission more accurately for different […]

If you want to create a file in java. You have three ways to do that. This article will show you how to use java.io.File.createNewFile(), java.nio.file.Files and org.apache.commons.io.FileUtils.write() to create a file in java.

If you want to make your java code platform-independent, especially for java file operation, you should know java file separators. There are four separators by default, they are : File.separator, File.separatorChar, File.pathSeparator and File.pathSeparatorChar. We will introduce them one by one.

This article will show you how to use java.io.File, java.nio.file.Files and org.apache.commons.io.FileUtils to move file or directory to another file or directory.

This article has examples about how to create a directory use java.io.File, java.nio.file.Files and org.apache.commons.io.FileUtils. If you do not know how to add Apache commons io jar file into your java project, please read article Copy Directory Examples.

Today I will show you three java examples that copy the source directory with it’s content to the target directory.

A java.io.File class object is used to represent directory or file in java, You can use it to do any operation to the file or directory in the system. The action you can take include create, move, copy, delete etc. Below i will show you how to do such actions in java.