在持久化类的set方法里写逻辑的问题!送分!!

Question

public   Customer(){}private   Lifetests   lifeTests;
                                private   int   totalScore;                                public   int   getTotalScore()
{
return   totalScore;
}
public   void   setTotal(int   totalScore)
{
this.totalScore=totalScore;
}                public   Lifetests   getLifeTests()
{
return   lifeTests;
}
public   void   setLifeTests(Lifetests   lifeTests)
{
this.lifeTests=lifeTests;
addTotalScore();
}
                private   void   addTotalScore()
{
if(getLifeTests()!=null){
int   totalScore=
lifeTests.score1+lifeTests.score2;setTotalScore(totalScore);
}
}} 
红色部分有问题。

Answer 1

打错了,你们看我的逻辑是否有错?

Answer 2

其实就是派生属性的问题,希望有经验的大哥能出手相助!