Method run

src/org/opensourcephysics/tools/Launcher.java:288–302

()

			// create a test launch thread
			Runnable launchRunner = new Runnable() {
				@Override
				public void run() {
					// prevent single VM in Vista and Linux
					if (OSPRuntime.isVista() || OSPRuntime.isLinux()) {
						return;
					}
					try {
						Process proc = Runtime.getRuntime().exec("java"); //$NON-NLS-1$
						// if it made it this far, new VM is allowed (?)
						newVMAllowed = true;
						proc.destroy();
					} catch (Exception ex) {
						/** empty block */
					}
				}

			};
			try {