public String getAbbreviation() { return bmd.getAbbreviation(); }
public int compareTo(BookMetaData obj) { int result = this.getBookCategory().compareTo(obj.getBookCategory()); if (result == 0) { result = this.getAbbreviation().compareTo(obj.getAbbreviation()); } if (result == 0) { result = this.getInitials().compareTo(obj.getInitials()); } if (result == 0) { result = this.getName().compareTo(obj.getName()); } return result; }