PropertyExtractingDelegatingItemWriter (Spring Batch 4.1.4.RELEASE API)

java.lang.Object
- org.springframework.batch.item.adapter.AbstractMethodInvokingDelegator<T>
- - org.springframework.batch.item.adapter.PropertyExtractingDelegatingItemWriter<T>

所有已实现的接口:
ItemWriter<T>, org.springframework.beans.factory.InitializingBean
```
public class PropertyExtractingDelegatingItemWriter<T>
extends AbstractMethodInvokingDelegator<T>
implements ItemWriter<T>
```
Delegates processing to a custom method - extracts property values from item object and uses them as arguments for the delegate method.
作者:
Robert Kasanicky
另请参阅:
ItemWriterAdapter

嵌套类概要
- 从类继承的嵌套类/接口 org.springframework.batch.item.adapter.AbstractMethodInvokingDelegator
  AbstractMethodInvokingDelegator.InvocationTargetThrowableWrapper

构造器概要
构造器
构造器说明
PropertyExtractingDelegatingItemWriter()

方法概要

所有方法实例方法具体方法
修饰符和类型	方法	说明
`void`	`afterPropertiesSet()`
`void`	`setFieldsUsedAsTargetMethodArguments(java.lang.String[] fieldsUsedAsMethodArguments)`
`void`	`write(java.util.List<? extends T> items)`	Extracts values from item's fields named in fieldsUsedAsTargetMethodArguments and passes them as arguments to the delegate method.

从类继承的方法 org.springframework.batch.item.adapter.AbstractMethodInvokingDelegator
getArguments, invokeDelegateMethod, invokeDelegateMethodWithArgument, invokeDelegateMethodWithArguments, setArguments, setTargetMethod, setTargetObject

从类继承的方法 java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- 构造器详细资料
  - PropertyExtractingDelegatingItemWriter
```
public PropertyExtractingDelegatingItemWriter()
```
- 方法详细资料
  - write
```
public void write(java.util.List<? extends T> items)
           throws java.lang.Exception
```
    Extracts values from item's fields named in fieldsUsedAsTargetMethodArguments and passes them as arguments to the delegate method.
    指定者:
    write 在接口中 ItemWriter<T>
    参数:
    items - items to be written
    抛出:
    java.lang.Exception - if there are errors. The framework will catch the exception and convert or rethrow it as appropriate.
  - afterPropertiesSet
```
public void afterPropertiesSet()
                        throws java.lang.Exception
```
    指定者:
    afterPropertiesSet 在接口中 org.springframework.beans.factory.InitializingBean
    覆盖:
    afterPropertiesSet 在类中 AbstractMethodInvokingDelegator<T>
    抛出:
    java.lang.Exception
  - setFieldsUsedAsTargetMethodArguments
```
public void setFieldsUsedAsTargetMethodArguments(java.lang.String[] fieldsUsedAsMethodArguments)
```
    参数:
    fieldsUsedAsMethodArguments - the values of the these item's fields will be used as arguments for the delegate method. Nested property values are supported, e.g. address.city