How To Create Properties File In Java Using Eclipse

PROPERTIES file icon

PROPERTIES File Extension

Java Properties Format

Developer

Sun Microsystems
Category
Popularity

What is PROPERTIES file?

Files with the .PROPERTIES extension are utilised by Java technology. They are used to store properties and configurable application parameters. Besides that, they may also include strings of symbols regarding internationalisations and localisation.

To each line in a .PROPERTIES file there is usually a single parameter assigned. Each parameter stored within file as a pair of strings of symbols – the first string contains name of the parameter (called a key), and the second the value of the parameter.

Editing .PROPERTIES files

.PROPERTIES files can be freely modified with any text editor. However, there are also available more advanced tools for file edition, equipped with additional functions, which are not supported by regular text editors. Using this tools enables special editing of files, e.g.:

data validation;
creating new keys;
synchronising names of keys;
automatic, two-way conversion of symbols not included in ASCII, which facilitates support for other languages than Latin;
integration with Eclipse.

Additional information about .PROPERTIES files

.PROPERTIES files can be used by the Java Virtual Machine thanks to the java.util.PropertiesAPI interface.

PROPERTIES files are by default stored in $HOME/.properties/ directory

Programs which support PROPERTIES file extension

The following list contains programs grouped by 3 operating systems that support PROPERTIES files. PROPERTIES files can be encountered on all system platforms, including mobile, yet there is no guarantee each will properly support such files.

Programs that support PROPERTIES file

Updated: 10/13/2019

How to open file with PROPERTIES extension?

Being unable to open files with PROPERTIES extension can be have various origins. What is important, all common issues related to files with PROPERTIES extension can be resolved by the users themselves. The process is quick and doesn't involve an IT expert. The following is a list of guidelines that will help you identify and solve file-related problems.

Step 1. Install Eclipse IDE software

Install software to open PROPERTIES file Problems with opening and working with PROPERTIES files are most probably having to do with no proper software compatible with PROPERTIES files being present on your machine. This issue can be addressed by downloading and installing Eclipse IDE or different compatible program, such as Text editor, gVim, Windows Notepad. The full list of programs grouped by operating systems can be found above. The safest method of downloading Eclipse IDE installed is by going to developer's website (The Eclipse Foundation) and downloading the software using provided links.

Step 2. Update Eclipse IDE to the latest version

Update software that support file extension PROPERTIES If the problems with opening PROPERTIES files still occur even after installing Eclipse IDE, it is possible that you have an outdated version of the software. Check the developer's website whether a newer version of Eclipse IDE is available. It may also happen that software creators by updating their applications add compatibility with other, newer file formats. The reason that Eclipse IDE cannot handle files with PROPERTIES may be that the software is outdated. The latest version of Eclipse IDE should support all file formats that where compatible with older versions of the software.

Step 3. Assign Eclipse IDE to PROPERTIES files

If you have the latest version of Eclipse IDE installed and the problem persists, select it as the default program to be used to manage PROPERTIES on your device. The process of associating file formats with default application may differ in details depending on platform, but the basic procedure is very similar.

Associate software with PROPERTIES file on Windows

The procedure to change the default program in Windows

Choose the Open with entry from the file menu accessed by right-mouse clicking on the PROPERTIES file
Select Choose another app → More apps
Finally select Look for another app on this PC, point to the folder where Eclipse IDE is installed, check the Always use this app to open PROPERTIES files box and conform your selection by clicking OK button

Associate software with PROPERTIES file on Mac

The procedure to change the default program in Mac OS

From the drop-down menu, accessed by clicking the file with PROPERTIES extension, select Information
Proceed to the Open with section. If its closed, click the title to access available options
From the list choose the appropriate program and confirm by clicking Change for all....
A message window should appear informing that This change will be applied to all files with PROPERTIES extension. By clicking Continue you confirm your selection.

Step 4. Ensure that the PROPERTIES file is complete and free of errors

Should the problem still occur after following steps 1-3, check if the PROPERTIES file is valid. It is probable that the file is corrupted and thus cannot be accessed.

Check PROPERTIES file for viruses

1. Check the PROPERTIES file for viruses or malware

If the PROPERTIES is indeed infected, it is possible that the malware is blocking it from opening. It is advised to scan the system for viruses and malware as soon as possible or use an online antivirus scanner. PROPERTIES file is infected with malware? Follow the steps suggested by your antivirus software.

2. Ensure the file with PROPERTIES extension is complete and error-free

If you obtained the problematic PROPERTIES file from a third party, ask them to supply you with another copy. During the copy process of the file errors may occurred rendering the file incomplete or corrupted. This could be the source of encountered problems with the file. When downloading the file with PROPERTIES extension from the internet an error may occurred resulting in incomplete file. Try downloading the file again.

3. Verify whether your account has administrative rights

Sometimes in order to access files user need to have administrative privileges. Log out of your current account and log in to an account with sufficient access privileges. Then open the Java Properties Format file.

4. Verify that your device fulfills the requirements to be able to open Eclipse IDE

The operating systems may note enough free resources to run the application that support PROPERTIES files. Close all running programs and try opening the PROPERTIES file.

5. Check if you have the latest updates to the operating system and drivers

Latest versions of programs and drivers may help you solve problems with Java Properties Format files and ensure security of your device and operating system. It is possible that one of the available system or driver updates may solve the problems with PROPERTIES files affecting older versions of given software.

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