MATSim Code

correction of calc. of weight (+TODOs)

made Matrices a non-Singleton after all.

fixed inefficient use of StringBuilder

cleaned up ExpBetaPlanForRemovalSelector, added TestCase

fixed class used to load Logger.

made some variables and methods protected so they can be used or overwritten in inheriting classes.

use MatsimResource() to load images so it works also from within jar-files.

close InputStream after creating Texture.

corrected logger name

Some new classes for gravity models