Java Utililty Methods Primitive Type Create

List of utility methods to do Primitive Type Create

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Description

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

Method

booleantoPrimitive(Boolean b)
to Primitive 
if (b == null) {
    return false;
return b.booleanValue();
boolean[]toPrimitive(Boolean[] array)
to Primitive 
boolean[] primitiveArray = new boolean[array.length];
for (int i = 0; i < array.length; i++) {
    primitiveArray[i] = array[i];
return primitiveArray;
byte[]toPrimitive(Byte[] byteArray)
Converts an array of object Bytes to primitives handling null . 
if (byteArray == null) {
    return null;
byte[] unbox = new byte[byteArray.length];
for (int i = 0; i < unbox.length; i++) {
    unbox[i] = byteArray[i];
return unbox;
...
byte[]toPrimitive(Byte[] bytes)
to Primitive 
byte[] bytesAsPrimitives = new byte[bytes.length];
for (int i = 0; i < bytes.length; i++) {
    bytesAsPrimitives[i] = bytes[i];
return bytesAsPrimitives;
byte[]toPrimitive(Byte[] objectArray)
to Primitive 
byte[] primitiveArray = new byte[objectArray.length];
for (int i = 0; i < objectArray.length; i++)
    primitiveArray[i] = objectArray[i];
return primitiveArray;
chartoPrimitive(Character value)
to Primitive 
return null == value ? 0 : value.charValue();
char[]toPrimitive(Character[] in)
to Primitive 
return toPrimitive(in, (char) 0);
ClasstoPrimitive(Class aClass)
Returns non primitive type for primitive. 
for (int i = 0; i < _primitives.length; i++)
    if (aClass == _primMappings[i])
        return _primitives[i];
return aClass;
ClasstoPrimitive(Class clazz)
to Primitive 
if (clazz == Boolean.class)
    return boolean.class;
if (clazz == Character.class)
    return char.class;
if (clazz == Byte.class)
    return byte.class;
if (clazz == Short.class)
    return short.class;
...
double[]toPrimitive(Double[] array)
to Primitive 
if (array == null) {
    return null;
} else if (array.length == 0) {
    return new double[0];
final double[] result = new double[array.length];
for (int i = 0; i < array.length; i++) {
    result[i] = array[i].doubleValue();
...