public void run() { Thread me = Thread.currentThread(); while (thread == me && !isShowing() || getSize().width == 0) { try { thread.sleep(500); } catch (InterruptedException e) { return; } } while (thread == me && isShowing()) { Dimension d = getSize(); if (d.width != w || d.height != h) { w = d.width; h = d.height; bimg = (BufferedImage) createImage(w, h); big = bimg.createGraphics(); big.setFont(font); FontMetrics fm = big.getFontMetrics(font); ascent = (int) fm.getAscent(); descent = (int) fm.getDescent(); } repaint(); try { thread.sleep(sleepAmount); } catch (InterruptedException e) { break; } if (MemoryMonitor.dateStampCB.isSelected()) { System.out.println(new Date().toString() + " " + usedStr); } } thread = null; }