JavaSE 6 comes with JAXB 2.0 API in rt.jar . Therefore, using JAXB 2.1 with JavaSE 6 requires one to override a portion of rt.jar with the new API. There are several ways to do this:
No matter which approach you take, make sure not to include jar files other than jaxb-api.jar . Doing so, for example including jaxb-xjc.jar , may result in classloading related errors such as "taskdef A class needed by class com.sun.tools.xjc.XJCTask cannot be found: org/apache/tools/ant/...."
See the endorsed directory mechanism for more details.
jdk6update12也可解决 Which JAXB RI is included in which JDK? This table captures the history of the JAXB RI integration into Java6. This is for information purposes only. In particular, the JAXB RI in JDK6 is package renamed to avoid any conflict with the stand-alone JAXB RI distribution or with the jaxb2-reflection library. You can use any version of these with any version of JDK without worrying about implementation conflicts.
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