.JAD File Extension

Java Application Descriptor File

Files with .jad extension describe MIDlets. MIDlets are Java ME apps commonly packaged for cell phones. For MIDlets to run properly, they need associated .jar and .jad files. The .jad file format was ...

General Information

Title JAD File Extension
Extension .jad
Full Form Java Application Descriptor File
File Type Descriptor File
Developer Sun Microsystems
MIME Type text/vnd.sun.j2me.app-descriptor

File Function

Primary Function Define attributes
Additional Functions Facilitate installation
Features Text-based, Key-value pairs

File Characteristics

Editable Yes
Human-readable Yes
Encoding ASCII, UTF-8

Use Cases

Mobile Applications Yes
Java ME Platform Yes

Security and Practices

Security Risks Tampering, Spoofing
Best Practices Validation, Signing

Historical/Version Information

Associated With Java ME
Decline Post smartphone era

Associated Types

Complementary Extensions .jar
Deployment Archives .war, .ear

Software Compatibility

Software Usage Policy OS Compatibility
Java ME-enabled Devices Varies Cross-platform
Various Emulators Free, Paid Windows, Mac, Linux