Spring3: Dependency Configuration In Detail(Part II)

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Introduction:

    In this article, we focus on the configuration file beans.xml for IoC purpose.

    Focusing on initialize beans whose property are collection types.

    Including and elements corrosponding to List, Set, Map and Properties in JAVA.

 

1. Four common collection types

    1)

	
		
			
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    2)

    3)

	
		
			
				
				
			
		
		
			
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    4)

    Just like previous introduction. Not usually used.

 

2. Inner beans introduction

    Comments:

        1)  A  element inside the  or  elements defines a so-called inner beans.

        2) Inner beans are always anonymous and they are always scoped as prototypes.