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+package ca.ualberta.cs.lonelytwitter;%0A%0A%0Apublic class importantTweetModel extends lonelyTweetModel%0A%7B%0A%09public importantTweetModel(String text, Date timestamp)%7B%0A%09%09super(text, timestamp);%0A%09%7D%0A%09%0A%09public importantTweetModel(String text)%7B%0A%09%09super(text);%0A%09%7D%0A%09public void setText(String text)%0A%09%7B%0A%09%0A%09%09this.text = text;%0A%09%7D%0A%09%0A%09@Override%0A%09public void setImportant(boolean important) throws Exception%0A%09%7B%0A%09%09if (!important) %7B%0A%09%09%09throw new IllegalArgumentException();%0A%09%09%7D%0A%09%09this.important = important;%0A%09%7D%0A%7D%0A

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