@Override public boolean equals(Object that) { if (that == null) return false; if (that instanceof BusinessNotebook) return this.equals((BusinessNotebook)that); return false; }
@Override public boolean equals(Object that) { if (that == null) return false; if (that instanceof BusinessNotebook) return this.equals((BusinessNotebook)that); return false; }
if (!(this_present_businessNotebook && that_present_businessNotebook)) return false; if (!this.businessNotebook.equals(that.businessNotebook)) return false;
if (!(this_present_businessNotebook && that_present_businessNotebook)) return false; if (!this.businessNotebook.equals(that.businessNotebook)) return false;