com.mysema.query.types
Class ConstantImpl<T>

java.lang.Object
  com.mysema.query.types.ExpressionBase<T>
      com.mysema.query.types.ConstantImpl<T>

All Implemented Interfaces:

Constant<T>, Expression<T>, Serializable

public class ConstantImpl<T>
extends ExpressionBase<T>
implements Constant<T>

ConstantImpl is the default implementation of the Constant interface

Author:

tiwe

See Also:

Serialized Form

Constructor Summary

ConstantImpl(Class<T> type, T constant)
Create a new Constant of the given type for the given object

ConstantImpl(T constant)
Create a new Constant for the given object

Method Summary

<R,C> R	accept(Visitor<R,C> v, C context) Accept the visitor with the given context
static Constant<Boolean>	create(boolean b) Get a constant for the given boolean value
static Constant<Byte>	create(byte i) Get a constant for the given byte value
static Constant<Character>	create(char i) Get a constant for the given char value
static <T> Constant<Class<T>>	create(Class<T> constant) Create a constant for the given class
static Constant<Integer>	create(int i) Get a constant for the given int value
static Constant<Long>	create(long i) Get a constant for the given long value
static Constant<Short>	create(short i) Create a constant for the given short value
static Constant<String>	create(String str) Create a constant for the given string
static Constant<String>	create(String str, boolean populateCache) Create a constant for the given string
boolean	equals(Object o)
T	getConstant() Get the constant

Methods inherited from class com.mysema.query.types.ExpressionBase

getType, hashCode, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface com.mysema.query.types.Expression

getType

Constructor Detail

ConstantImpl

public ConstantImpl(T constant)

Create a new Constant for the given object

Parameters:

constant -

ConstantImpl

public ConstantImpl(Class<T> type,
                    T constant)

Create a new Constant of the given type for the given object

Parameters:

type -

constant -

Method Detail

create

public static Constant<Boolean> create(boolean b)

Get a constant for the given boolean value

Parameters:

b -

Returns:

create

public static Constant<Byte> create(byte i)

Get a constant for the given byte value

Parameters:

i -

Returns:

create

public static Constant<Character> create(char i)

Get a constant for the given char value

Parameters:

i -

Returns:

create

public static Constant<Integer> create(int i)

Get a constant for the given int value

Parameters:

i -

Returns:

create

public static Constant<Long> create(long i)

Get a constant for the given long value

Parameters:

i -

Returns:

create

public static Constant<Short> create(short i)

Create a constant for the given short value

Parameters:

i -

Returns:

create

public static Constant<String> create(String str)

Create a constant for the given string

Parameters:

str -

Returns:

create

public static Constant<String> create(String str,
                                      boolean populateCache)

Create a constant for the given string

Parameters:

str -

populateCache - whether to add the created constant to the cache

Returns:

create

public static <T> Constant<Class<T>> create(Class<T> constant)

Create a constant for the given class

Parameters:

constant -

Returns:

accept

public <R,C> R accept(Visitor<R,C> v,
                      C context)

Description copied from interface: Expression

Accept the visitor with the given context

Specified by:

accept in interface Expression<T>

Type Parameters:

R - return type

C - context type

Parameters:

v - visitor

context - context of visit

Returns:

equals

public boolean equals(Object o)

Overrides:

equals in class Object

getConstant

public T getConstant()

Description copied from interface: Constant

Get the constant

Specified by:

getConstant in interface Constant<T>

Returns: