This is an example of how to extract a compressed zip file. Extracting a compressed zip file implies that you should: Create a FileInputStream by opening a connection to an actual file, the file named by the path name name in the file system. Create a new ZipInputStream. Create a new FileOutputStream using a path name to the file to ...
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Rename file/directory
In this example we shall show you how to rename a File or a directory. To rename a File or a directory one should perform the following steps: Create a new File instance by converting the source pathname string into an abstract pathname. Create a new File instance by converting the target pathname string into an abstract pathname. Use the ...
Read More »List directory contents
With this example we are going to demonstrate how to list the contents of a directory, using the list() API method of File. In short, to list all contents that a directory contains you should: Create a new File instance by converting the given pathname string into an abstract pathname. Use list() API method of File. This method returns an ...
Read More »Get size of file in bytes
This is an example of how to get the size of a File in bytes. We are using the File class that is an abstract representation of file and directory pathnames. Getting the size of a File implies that you should: Create a new File instance by converting the given pathname string into an abstract pathname. Use the length() API ...
Read More »Check if directory exists
In this example we shall show you how to check if a directory exists. We are using the File class that is an abstract representation of file and directory pathnames. To check if a directory exists one should perform the following steps: Create a new File instance by converting the given pathname string into an abstract pathname. Use exists() API ...
Read More »Java Check if file exists
In this article, we show how to check if a file exists in Java. First, we talk about what is the java.io.File.exists() method and how you can use it. Then we analyze how to check if a file is readable, writable, and executable. 1. Introduction The Files.exists() and Files.notExists() are methods that test if a file or a directory exists ...
Read More »Delete file on JVM exit
This is an example of how to delete a File on a JVM exit. We are using the File class that is an abstract representation of file and directory pathnames. Deleting a File on a JVM exit implies that you should: Create a new File instance by converting the given pathname string into an abstract pathname. Use deleteOnExit() API method ...
Read More »Delete file/directory
In this example we shall show you how to delete a file or directory. We are using the File class that is an abstract representation of file and directory pathnames. To delete a file or directory one should perform the following steps: Create a new File instance by converting the given pathname string into an abstract pathname. Use delete() API ...
Read More »Create temporary file
With this example we are going to demonstrate how to create a temporary file. We are using the File class that is an abstract representation of file and directory pathnames. In short, to create a temporary file you should: Create a new File instance by converting the given pathname string into an abstract pathname. Use createTempFile(String prefix, String suffix) API ...
Read More »Create new empty file
This is an example of how to create a new empty File. We are using the File class that is an abstract representation of file and directory pathnames. Creating a new empty file implies that you should: Create a new File instance by converting the given pathname string into an abstract pathname. Use createNewFile() API method of File. This method ...
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