Sam - samb0303 Blake - blakec20 Tuan - tuanvo Michelle - parkm23 - - PowerPoint PPT Presentation

Sam - samb0303 Blake - blakec20 Tuan - tuanvo Michelle - parkm23

Basic idea

# Song names votes ♪1

• 78%

2

• 3
• 4
• 5
• …

Pending for download … Pending … Pending

Centralized (host) web server

Now playing

User1 User2

User 3

…

♪ ♪

♪

• Democratic Music

Player

• Users in group

modify music by adding and voting for songs

• Majority Rule

 Web application

• Phone and Computer

 Priority queue functionality

• Playlist of music
• ranking based on user votes

 Application interacts with server  Server manages queue, music library, and

user requests

 How to share music for playlist

• User access
• Caching music for playback

 Concurrency

• All users can vote and change queue
• Race condition

 Server Efficiency

• Handling requests
• Managing groups music