Java, Integer ja yhtäsuuruudet

gistfile1.java

tmtynkky@melkki:~$ cat Test.java
public class Test
{
        public static void main(String[] args)
        {
                for(int i = 120; i < 140; i++)
                {
                        Integer j1 = i;
                        Integer j2 = i;

                        if(j1 == j2)
                                System.out.println(i + " == " + i);
                        else
                                System.out.println(i + " != " + i);
                }
        }
}
tmtynkky@melkki:~$ java Test
120 == 120
121 == 121
122 == 122
123 == 123
124 == 124
125 == 125
126 == 126
127 == 127
128 != 128
129 != 129
130 != 130
131 != 131
132 != 132
133 != 133
134 != 134
135 != 135
136 != 136
137 != 137
138 != 138
139 != 139