com.feilong.core.util.closure

Class BeanPropertyValueChangeClosure<T>

java.lang.Object

com.feilong.core.util.closure.BeanPropertyValueChangeClosure<T>

Type Parameters:

T - the generic type

All Implemented Interfaces:

Closure<T>

public class BeanPropertyValueChangeClosure<T>
extends Object
implements Closure<T>

Closure 实现,用来更新指定属性的指定值.

构造函数:

BeanPropertyValueChangeClosure 构造函数提供两个参数, 属性名称和指定的属性值

 public BeanPropertyValueChangeClosure(String propertyName, Object propertyValue)
 

注意: Possibly indexed and/or nested name of the property to be modified,参见propertyName.

典型的使用示例:

 // create the closure
 BeanPropertyValueChangeClosure closure = new BeanPropertyValueChangeClosure("activeEmployee", Boolean.TRUE);

 // update the Collection
 CollectionUtils.forAllDo(peopleCollection, closure);
 

上面的示例将会提取 peopleCollection 的每个 person 对象, 并且更新activeEmployee 属性值为true.

Since:

1.10.2

Author:

feilong

See Also:

BeanPropertyValueChangeClosure, CollectionUtils.forAllDo(Iterable, Closure), IterableUtils.forEach(Iterable, Closure)

Constructor Summary

Constructors

Constructor and Description
BeanPropertyValueChangeClosure(String propertyName, Object propertyValue) Instantiates a new bean property value change closure.

Method Summary

Methods

Modifier and Type	Method and Description
void	execute(T input)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

BeanPropertyValueChangeClosure

public BeanPropertyValueChangeClosure(String propertyName,
                              Object propertyValue)

Instantiates a new bean property value change closure.

如果 propertyName 是null,抛出 NullPointerException
如果 propertyName 是blank,抛出 IllegalArgumentException

Parameters:

propertyName - 指定bean对象排序属性名字.

泛型T对象指定的属性名称,Possibly indexed and/or nested name of the property to be modified,参见 propertyName

propertyValue - the value

Method Detail

execute

public void execute(T input)

Specified by:

execute in interface Closure<T>