int (@JdkConstants.InputEventMask int modifiers) { if ((modifiers & InputEvent.SHIFT_DOWN_MASK) != 0) { modifiers |= InputEvent.SHIFT_MASK; } if ((modifiers & InputEvent.ALT_DOWN_MASK) != 0) { modifiers |= InputEvent.ALT_MASK; } if ((modifiers & InputEvent.ALT_GRAPH_DOWN_MASK) != 0) { modifiers |= InputEvent.ALT_GRAPH_MASK; } if ((modifiers & InputEvent.CTRL_DOWN_MASK) != 0) { modifiers |= InputEvent.CTRL_MASK; } if ((modifiers & InputEvent.META_DOWN_MASK) != 0) { modifiers |= InputEvent.META_MASK; } return modifiers; }