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正文部分樣例 A ? 正文部分樣例 B ? 正文部分樣例 C ? 正文部分樣例 D – 正文部分樣例 I – 正文部分樣例 II – 正文部分樣例 III 單擊此處編輯標(biāo)題 ? 正文部分樣例 A ? 正文部分樣例 B ? 正文部分樣例 C ? 正文部分樣例 D – 正文部分樣例 I – 正文部分樣例 II – 正文部分樣例 III 正文標(biāo)題 ? 第一級(jí) – 第二級(jí) ? 第三級(jí) – 第四級(jí) 187。第五級(jí) 正文標(biāo)題 ? 第一級(jí) – 第二級(jí) ? 第三級(jí) – 第四級(jí) 187。s primary virtue — enabling transactional integrity over distributed applications — was of limited use to most enterprise applications, and the functionality delivered by simpler frameworks like Spring and Hibernate was more useful. Accordingly, the EJB specification (JSR 220) was a radical departure from its predecessors, following this new paradigm. It shows a clear influence from Spring in its use of POJOs, and its support for dependency injection to simplify configuration and integration of heterogeneous systems. Gavin King, the creator of Hibernate, participated in the EJB process and is an outspoken advocate of the technology. Many features originally in Hibernate were i