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[LANG-653] Updated user guide 

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/lang/trunk@1026486 13f79535-47bb-0310-9956-ffa450edef68
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Oliver Heger 2010-10-22 20:32:46 +00:00
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src/site/xdoc/userguide.xml
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@ -255,6 +255,14 @@ public interface ConcurrentInitializer<T> {
obtained. There are different implementations of the interface available obtained. There are different implementations of the interface available
addressing various use cases: addressing various use cases:
</p> </p>
<p>
<code>ConstantInitializer</code> is a very straightforward implementation of
the <code>ConcurrentInitializer</code> interface: An instance is passed an
object when it is constructed. In its <code>get()</code> method it simply
returns this object. This is useful, for instance in unit tests or in cases
when you want to pass a specific object to a component which expects a
<code>ConcurrentInitializer</code>.
</p>
<p> <p>
The <code>LazyInitializer</code> class can be used to defer the creation of The <code>LazyInitializer</code> class can be used to defer the creation of
an object until it is actually used. This makes sense, for instance, if the an object until it is actually used. This makes sense, for instance, if the