Integer i1 = new Integer(127);
Integer i2 = new Integer(127);
System.out.println(i1 == i2);
System.out.println(i1.equals(i2));
System.out.println("--------");
Integer i3 = new Integer(128);
Integer i4 = new Integer(128);
System.out.println(i3 == i4);
System.out.println(i3.equals(i4));
Integer i5 = 128;
Integer i6 = 128;
System.out.println(i5 == i6);
System.out.println(i5.equals(i6));
System.out.println("--------");
Integer i7 = 127;
Integer i8 = 127;
System.out.println(i7 == i8);
System.out.println(i7.equals(i8));
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