public class Dog { private int weight; public int getweight(){ return weight; } public void SetWeight(int newWeight){ if (newWeight > 0){ weight = newWeight; } } } public class TestDog { public static void main(String[] args) { Dog d = new Dog(); System.out.println("Dog d's weight is " + d.getWeight()); d.setWeight(42); System.out.println("Dog d's weight is " + d.getWeight()); d.setweight(-42); System.out.println("Dog d's weight is " + d.getWeight()); } } class dog is compiled but there is an error in class TestDog when compiled and the error is with dot notations. I want to kmow why there is error in testdog class when compiled.

3 Answers  

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How do I run a java program from the command line?

0 Answers  

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0 Answers  

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cant we call run() method directly instead of calling indirectly through the start() method ? if we do so then what is the problem ?

7 Answers   HSBC, Subex,

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Can we extract main method from another class?

0 Answers  

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0 Answers  

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What is lsdou? : java security

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there are 67 seats in train . there are only 5 seats in a row and in last row there are only 2 seats. One person can reseve only 5 seat at a time. If person reserving seat , the care is atken that he may get all in row. if seats are not available in row then the arrangement is so that person group get nearby seats. the following class is given public class seat { char name; int seat; boolean isSeatempty } 1.Draw require class digram and object diagram. 2.Write function seatallot(int noofperson) to allocate seat with seat nuber printed for the each name.

0 Answers   Sapient,

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What is the difference between Logical Parallelism and Physical Parallelism?

0 Answers   HCL,

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How to implement Hash Map?

2 Answers   HCL,

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How can the static main method use instance variables?

0 Answers  

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