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java - 單例模式中生成的對象是否都要是無狀態(tài)的?
ringa_lee
ringa_lee 2017-04-18 10:55:45
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假設(shè)我2個線程同時(shí)對某個單例模式生成的對象進(jìn)行操作,也就是操作的是同一個對象,那豈不是會造成此對象內(nèi)部狀態(tài)的不一致?

ringa_lee
ringa_lee

ringa_lee

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黃舟

The singleton mode is inevitably accompanied by multi-threading problems. You can use appropriate locking mechanisms to control it, or ThreadLocal is also a solution. Specific problems should be analyzed in detail. Of course, if it is a stateless class, you don’t need to think so much.

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