I have been comparing a Java GUI program's start time to both native apps and another Java based app, and I have concluded that my program is launching a little too slowly, or at least a little slower than I would like. I think it's taking too long to load everything but there isn't an issue with the efficiency of the algorithms from what I can see. My thought is that I may be able to achieve this if I can find a way to increase the memory available to the JRE that is packaged with class files. Are there variables I can change like this to increase how fast the JRE or underlying hardware will run my software?
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There's not a lot you can do to speed up the loading, buut you can give the impression of a very fast startup by displaying a splash screen while your program is loading. By referencing the spash screen in your jar's manifest Java will display it immediatley, ie even before …
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