Double-checked locking and the Singleton pattern
Description
This article explains in details about the idioms used in programming languages. Programmers devote valuable time in learning, developing and make them work. The article discuses in details the idioms of the Java programming language especially the double checked locking idioms which is one such idiom that should never be used. This discusses the roots of the double-checked locking idiom and the reasons why it was developed, and also the reasons as to why it doesn't work.
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- Double-checked Locking and the Singleton Pattern
Examines the roots of the double-checked locking idiom, why it was developed, and why it doesn't work. - Can Double-Checked Locking be Fixed?
In this article, Brian Goetz looks at some of the commonly proposed fixes and shows how each of them fails to render the... - The "Double-Checked Locking is Broken" Declaration
Details on the reasons - some very subtle - why double-checked locking cannot be relied upon to be safe. Signed by a... - Double-Checked Locking: Clever, but Broken
Though many Java books and articles recommend double-checked locking, unfortunately, it is not guaranteed to work in Java. - Can ThreadLocal Solve the Double-checked Locking Problem?
Explains how to fix the double-checked locking idiom by using thread-local variables and takes a look at its performance. - Implementing the Singleton Pattern in Java
An article by Rod Waldhoff with sample source code. - Singleton Labs
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