Java Utililty Methods Type Size

List of utility methods to do Type Size

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Description

The list of methods to do Type Size are organized into topic(s).

Method

intsizeOfBinary(int maximumNumber)
size Of Binary 
return (Long.toBinaryString((long) maximumNumber) + "").length();
intsizeOfCompactInt(int i)
size Of Compact Int 
i = Math.abs(i);
if (i >= 1 << (6 + 7 + 7 + 7))
    return 5;
else if (i >= 1 << (6 + 7 + 7))
    return 4;
else if (i >= 1 << (6 + 7))
    return 3;
else if (i >= 1 << (6))
...
intsizeOfEnumValue(T enumValue)
size Of Enum Value 
return sizeOfString(enumValue.toString());
intsizeOfFloat(float f)
size Of Float 
return Float.floatToIntBits(f) / Byte.SIZE;
intsizeOfInt()
size Of Int 
return 4;
intsizeOfInt(int x)
calculate the size of an integer number 
for (int i = 0;; i++)
    if (x <= SIZE_TABLE[i]) {
        return i + 1;
intsizeOfInVarInt32(int length)
Compute the space needed to encode the length in BER code. 
if (length < (1 << 7)) {
    return 1;
if (length < (1 << 14)) {
    return 2;
if (length < (1 << 21)) {
    return 3;
...
longsizeOfPrimitive(Object object)
size Of Primitive 
if (object instanceof String)
    return ((String) object).getBytes().length;
for (int i = 0; i < PRIMITIVE_CLASS.length; i++)
    if (object.getClass() == PRIMITIVE_CLASS[i])
        return PRIMITIVE_SIZE[i];
return 0;
longsizeOfPrimitiveArray(Object object)
size Of Primitive Array 
long total = 0L;
if (object instanceof Byte[]) {
    for (Byte b : (Byte[]) object)
        if (b != null)
            total += 1;
else if (object instanceof Short[]) {
    for (Short s : (Short[]) object)
...
intsizeOfTreeMap(int size)
size Of Tree Map 
return TREE_MAP_SIZE + (OBJECT_SIZE + INT_SIZE + POINTER_SIZE * 5) * size;