程序包 java.nio.channels.spi

Service-provider classes for the java.nio.channels package.

Only developers who are defining new selector providers or asynchronous channel providers should need to make direct use of this package.

Unless otherwise noted, passing a null argument to a constructor or method in any class or interface in this package will cause a NullPointerException to be thrown.

从以下版本开始:
1.4
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