Primitives (The ZKoss Common Library 8.0.1 API)

java.lang.Object
- org.zkoss.lang.Primitives

```
public class Primitives
extends Object
```
Utilities regarding primitive type and its wrapper class.

Author:

henrichen

Constructor Summary

Constructors
Constructor and Description

Primitives()

Constructors
Constructor and Description
`Primitives()`

Method Summary

Methods
Modifier and Type	Method and Description
`static Object`	`getDefaultValue(Class cls)` Returns the default value of a primitive class, or null if it is not a primitive class.
`static char`	`getNotation(String className)` Returns the notation of a primitive class, or ((char)0) if it is not a primitive class.
`static boolean`	`isPrimitive(String clsName)` Tests whether a class name is a primitive class, e.g., int and void.
`static Class`	`toClass(String clsName)` Converts a primitive from name to the class, or null if it is not a primitive class.
`static boolean`	`toPrimitive(Boolean obj)` Convert Boolean object to primitive boolean.
`static byte`	`toPrimitive(Byte obj)` Convert Byte object to primitive byte.
`static char`	`toPrimitive(Character obj)` Convert Character object to primitive char.
`static Class`	`toPrimitive(Class wrapper)` Returns the primitive class of the giving wrapper class, or null if it is not a wrapper class.
`static double`	`toPrimitive(Double obj)` Convert Double object to primitive double.
`static float`	`toPrimitive(Float obj)` Convert Float object to primitive float.
`static int`	`toPrimitive(Integer obj)` Convert Integer object to primitive int.
`static long`	`toPrimitive(Long obj)` Convert Long object to primitive long.
`static short`	`toPrimitive(Short obj)` Convert Short object to primitive short.
`static Boolean`	`toWrapper(boolean obj)` Convert primitive boolean to Boolean.
`static Byte`	`toWrapper(byte obj)` Convert primitive byte to Byte.
`static Character`	`toWrapper(char obj)` Convert primitive char to Character.
`static Class`	`toWrapper(Class primitive)` Returns the wrapper class of a primitive class, or null if it is not a primitive class.
`static Double`	`toWrapper(double obj)` Convert primitive double to Double.
`static Float`	`toWrapper(float obj)` Convert primitive float to Float.
`static Integer`	`toWrapper(int obj)` Convert primitive int to Integer.
`static Long`	`toWrapper(long obj)` Convert primitive long to Long.
`static Short`	`toWrapper(short obj)` Convert primitive short to Short.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - Primitives
```
public Primitives()
```
- Method Detail
  - toPrimitive
```
public static final boolean toPrimitive(Boolean obj)
```
    Convert Boolean object to primitive boolean.
  - toWrapper
```
public static final Boolean toWrapper(boolean obj)
```
    Convert primitive boolean to Boolean.
  - toPrimitive
```
public static final byte toPrimitive(Byte obj)
```
    Convert Byte object to primitive byte.
  - toWrapper
```
public static final Byte toWrapper(byte obj)
```
    Convert primitive byte to Byte.
  - toPrimitive
```
public static final char toPrimitive(Character obj)
```
    Convert Character object to primitive char.
  - toWrapper
```
public static final Character toWrapper(char obj)
```
    Convert primitive char to Character.
  - toPrimitive
```
public static final double toPrimitive(Double obj)
```
    Convert Double object to primitive double.
  - toWrapper
```
public static final Double toWrapper(double obj)
```
    Convert primitive double to Double.
  - toPrimitive
```
public static final float toPrimitive(Float obj)
```
    Convert Float object to primitive float.
  - toWrapper
```
public static final Float toWrapper(float obj)
```
    Convert primitive float to Float.
  - toPrimitive
```
public static final int toPrimitive(Integer obj)
```
    Convert Integer object to primitive int.
  - toWrapper
```
public static final Integer toWrapper(int obj)
```
    Convert primitive int to Integer.
  - toPrimitive
```
public static final long toPrimitive(Long obj)
```
    Convert Long object to primitive long.
  - toWrapper
```
public static final Long toWrapper(long obj)
```
    Convert primitive long to Long.
  - toPrimitive
```
public static final short toPrimitive(Short obj)
```
    Convert Short object to primitive short.
  - toWrapper
```
public static final Short toWrapper(short obj)
```
    Convert primitive short to Short.
  - getNotation
```
public static final char getNotation(String className)
```
    Returns the notation of a primitive class, or ((char)0) if it is not a primitive class. Example, I for int, Z for boolean...
  - getDefaultValue
```
public static final Object getDefaultValue(Class cls)
```
    Returns the default value of a primitive class, or null if it is not a primitive class. Example, getDefaultValue(int.class) returns Integer(0).
  - toClass
```
public static final Class toClass(String clsName)
```
    Converts a primitive from name to the class, or null if it is not a primitive class.
    Example, toClass("int") returns int.class.
  - toPrimitive
```
public static final Class toPrimitive(Class wrapper)
```
    Returns the primitive class of the giving wrapper class, or null if it is not a wrapper class.
    Example, toPrimitive(Integer.class) returns int.class.
  - toWrapper
```
public static final Class toWrapper(Class primitive)
```
    Returns the wrapper class of a primitive class, or null if it is not a primitive class.
    Example, toWrapper(int.class) return Integer.class.
  - isPrimitive
```
public static final boolean isPrimitive(String clsName)
```
    Tests whether a class name is a primitive class, e.g., int and void.

Class Primitives

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

Primitives

Method Detail

toPrimitive

toWrapper

toPrimitive

toWrapper

toPrimitive

toWrapper

toPrimitive

toWrapper

toPrimitive

toWrapper

toPrimitive

toWrapper

toPrimitive

toWrapper

toPrimitive

toWrapper

getNotation

getDefaultValue

toClass

toPrimitive

toWrapper

isPrimitive