In a triangle, the sum of any two sides isgreater than the other side. The Triangle class must adhere to this rule.Createthe IllegalTriangleExceptionclass, and modify the constructor of the Triangleclass to throw an IllegalTriangleException object if atriangle is created with sides that violate the rule, as follows:/** Construct a triangle with the specified sides */public Triangle(double side1, double side2, double side3)throws IllegalTriangleException {// Implement it}

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