Open source Java map viewer that work with osm files or osm pre-downloaded tiles
I am developing a desktop application that needs to display maps with some overlays. I have both .osm file of the area and pre-downloaded tiles from OSM. Did somebody knows an open source tool for this? 
Open source Java map viewer that work with osm files or osm pre-downloaded tiles
===

I am developing a desktop application that needs to display maps with some overlays. I have both .osm file of the area and pre-downloaded tiles from OSM. Did somebody knows an open source tool for this? 