As far as which specific character sets are available, your runtime determines the complete set. Every Javaprogramming implementation, however, must support the following encodings.
至于哪些特定的字符集可用，您的运行时将确定整个字符集。
2
You've seen various ways to access services from both SCA and non-SCA Java components -- and the various error handling mechanismsm asynchronous programming model and various asynchronous calls.