public void search() { hilit.removeAllHighlights(); String s = entry.getText(); if (s.length() <= 0) { message("Nothing to search"); return; } String content = textArea.getText(); int index = content.indexOf(s, 0); if (index >= 0) { try { int end = index + s.length(); hilit.addHighlight(index, end, painter); textArea.setCaretPosition(end); entry.setBackground(entryBg); message("'" + s + "' found. Press ESC to end search"); } catch (BadLocationException e) { e.printStackTrace(); } } else { entry.setBackground(ERROR_COLOR); message("'" + s + "' found. Press ESC to start a new search"); } }