日本語のみで絞り込む
2010/9/3 -It's threadsafe, and it's lazy (initialization happens at class loading time, and Java does not load classes until they are are first referred).
2024/2/15 -The Lazy initialization approach defers the creation of the Singleton instance until it is actually needed. This approach is particularly useful ...
2025/1/3 -Lazy initialization is possible. It is also thread safe. getInstance() method is synchronized so it causes slow performance as multiple threads ...
2025/10/8 -Double-Checked Locking for performance-critical lazy initialization; Enum Singleton for simplicity and safety. Each method solves the same ...
2019/8/30 -Your code is the correct way to create a lazy initialized singleton. Class initialization is already guaranteed to be lazy and thread safe.
2023/10/23 -The Bill Pugh Singleton is a variation of lazy initialization that ensures thread safety without using synchronized blocks. It leverages the ...
... lazy initialization and thread safety without synchronized overhead. Then we'll move to the enum-based Singleton, which is considered the ...
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2026/4/28 -Lazy initialization defers Singleton creation until the first call to getInstance() . The instance is not created at class load time, which is ...
2025/8/7 -The Bill Pugh Singleton implementation takes advantage of Java's class-loading mechanism to achieve thread-safe, lazy initialization without ...
2025/1/13 -Lazy initialization. Cons: Not thread safe. This implementation is interesting. We can initialize lazily, but we've lost thread safety.