Ant check existence for a set of files

Question

In ant, how can i check if a set of files (comma-separated list of paths) exist or not?

For example I need to check if all paths listed in myprop exist

Answer 1

Bundled conditions are the shortest solution to check for existence of multiple dirs or files :

 
  
  
  
  ...
 

To check for a commaseparated list of path use Ant addon Flaka , f.e. :

Another possibility is the use of scriptcondition task with a jvm scripting language like groovy,beanshell .. etc.