# Package java.nio.charset.spi

package java.nio.charset.spi
Service-provider classes for the `java.nio.charset` package.

Only developers who are defining new charsets 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.

Since:
  1.4

Related Packages
Package
Description
java.nio.charset
Defines charsets, decoders, and encoders, for translating between bytes and Unicode characters.
Classes
Class
Description
CharsetProvider
Charset service-provider class.