number pattern v shape in javascript code example

Example: make pattern for V in jaca

void drowV(int hight){
    int rowLen = (hight-1)*2;

    for(int i=0; i<hight; i++){
        int start = i;
        int end = rowLen-i;
        for(int j=0;j<=rowLen; j++){
            if(j==end){
                System.out.println("*");
                break;
            }
            else if(j==start){
                System.out.print("*");
            }
            else{
                System.out.print(" ");
            }
        }
    }
}