/** * Checks if the previous button should be enabled. * * @return <tt>true</tt> if the previous button should be enabled, <tt>false</tt> otherwise. */ public boolean isPreviousAvailable() { return !history.isEmpty(); }
/** * Gets the current request target. May be null. * * @return the current request target, null if none was set yet. */ public final IRequestTarget getRequestTarget() { return (!requestTargets.isEmpty()) ? (IRequestTarget)requestTargets.peek() : null; }
/** * Gets the current request target. May be null. * * @return the current request target, null if none was set yet. */ public final IRequestTarget getRequestTarget() { return (!requestTargets.isEmpty()) ? (IRequestTarget)requestTargets.peek() : null; }
if (changeListStack.isEmpty())
if (!requestTargets.isEmpty())
if (changeListStack.isEmpty())
if (!requestTargets.isEmpty())