Package org.springframework.batch.item.support

Class ListItemReader<T>

  • All Implemented Interfaces:
    ItemReader<T>
    public class ListItemReader<T>
extends java.lang.Object
implements ItemReader<T>
    An ItemReader that pulls data from a list. Useful for testing.
    Author:
    Dave Syer

    • Constructor Summary

      Constructors 
      ConstructorDescription
      ListItemReader​(java.util.List<T> list) 

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and TypeMethodDescription
      Tread()
      Reads a piece of input data and advance to the next one.

      • Methods inherited from class java.lang.Object

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

    • Constructor Detail

      • ListItemReader

        public ListItemReader​(java.util.List<T> list)

    • Method Detail

      • read

        public T read()
        Description copied from interface: ItemReader
        Reads a piece of input data and advance to the next one. Implementations must return null at the end of the input data set. In a transactional setting, caller might get the same item twice from successive calls (or otherwise), if the first call was in a transaction that rolled back.
        Specified by:
        read in interface ItemReader<T>
        Returns:
        T the item to be processed or null if the data source is exhausted