The compareTo method. First you compare this.ticker which is a String, then if they are the same then you compare by the this.purchasePrice which is a double hashCode   public int hashCode()   The hashCode method using the Code-> Generate equals and hashCode with no changes   Overrides:   hashCode in class Object   Returns:   int Representing the hashCode   compareTo   public int compareTo(Stock another)   The compareTo method not auto generated Compares first by ticker and if the tickers are the same secondarily compares by price   Specified by:   compareTo" in interface Comparable   Parameters:   another - the object to be compared.   Returns:   int Representing order   Throws:   IllegalArgumentException"- if another is null.

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