26
27 public final class UnsignedLong {
28 private final long value;
29
30 public UnsignedLong(long value) {
31 this.value = value;
32 }
33
34 public long asLong() {
35 return value;
36 }
37
38 public boolean equals(long unsignedValue) {
39 return value == unsignedValue;
40 }
41
42 public boolean isLessThan(long unsignedValue) {
43 return Long.compareUnsigned(value, unsignedValue) < 0;
44 }
45
46 public boolean isLessOrEqualTo(long unsignedValue) {
47 return Long.compareUnsigned(value, unsignedValue) <= 0;
48 }
49
50 public UnsignedLong times(long unsignedValue) {
51 if (unsignedValue != 0 && Long.compareUnsigned(value, Long.divideUnsigned(0xffff_ffff_ffff_ffffL, unsignedValue)) > 0) {
52 throw new ArithmeticException();
53 }
54 return new UnsignedLong(value * unsignedValue);
55 }
56
57 public UnsignedLong minus(long unsignedValue) {
58 if (Long.compareUnsigned(value, unsignedValue) < 0) {
59 throw new ArithmeticException();
60 }
61 return new UnsignedLong(value - unsignedValue);
62 }
63
64 public UnsignedLong plus(long unsignedValue) {
65 if (Long.compareUnsigned(0xffff_ffff_ffff_ffffL - unsignedValue, value) < 0) {
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26
27 public final class UnsignedLong {
28 private final long value;
29
30 public UnsignedLong(long value) {
31 this.value = value;
32 }
33
34 public long asLong() {
35 return value;
36 }
37
38 public boolean equals(long unsignedValue) {
39 return value == unsignedValue;
40 }
41
42 public boolean isLessThan(long unsignedValue) {
43 return Long.compareUnsigned(value, unsignedValue) < 0;
44 }
45
46 public boolean isGreaterThan(long unsignedValue) {
47 return Long.compareUnsigned(value, unsignedValue) > 0;
48 }
49
50 public boolean isLessOrEqualTo(long unsignedValue) {
51 return Long.compareUnsigned(value, unsignedValue) <= 0;
52 }
53
54 public UnsignedLong times(long unsignedValue) {
55 if (unsignedValue != 0 && Long.compareUnsigned(value, Long.divideUnsigned(0xffff_ffff_ffff_ffffL, unsignedValue)) > 0) {
56 throw new ArithmeticException();
57 }
58 return new UnsignedLong(value * unsignedValue);
59 }
60
61 public UnsignedLong minus(long unsignedValue) {
62 if (Long.compareUnsigned(value, unsignedValue) < 0) {
63 throw new ArithmeticException();
64 }
65 return new UnsignedLong(value - unsignedValue);
66 }
67
68 public UnsignedLong plus(long unsignedValue) {
69 if (Long.compareUnsigned(0xffff_ffff_ffff_ffffL - unsignedValue, value) < 0) {
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