JPPF 4.2 正式发布，此版本更新内容如下： 特性请求：
JPPF-14 Remote control of server broadcasting service (discovery)
JPPF-250 Enable separate JMX connection pool for each client connection pool
JPPF-251 Implement and document global performance configuration properties
JPPF-260 Deprecate usage of TaskResultListener in exposed APIs
JPPF-270 Execution policy for valid subnet bitmask
JPPF-272 Add maximum number of resubmits attribute at the task level
JPPF-277 Execution policy which evaluates to an ordered list of prefered policies
JPPF-279 Make JPPFJob extend java.util.concurrent.Future<List<Task<?>>>
JPPF-280 Document how to handle multiple concurrent/parallel jobs
JPPF-283 Allow use of either CIDR or IPv*AdressPattern notations
JPPF-286 Ability to disable remote class loading while a job is executing
JPPF-292 Add a sample illustrating the submission of jobs in parallel
增强
JPPF-256 The tutorial does not properly demonstrate the use of concurrent jobs
JPPF-282 Allow job SLA's maxTaskResubmits attribute to apply upon node error
JPPF-285 Review and fix the doc on management and monitoring
任务
JPPF-269 Add fork of JMXMP connector code to source code repository
Bug 修复
JPPF-239 Nodes use the wrong class loader to load the tasks classes
JPPF-278 The DriverJobManagementMBean does not return current task count
如果需要查看某个 issue，请使用 URL： http://www.jppf.org/tracker/tbg/jppf/issues/JPPF-<issue_number>
此版本同时包括了所有 JPPF 3.3.x 的 bug 修复： http://www.jppf.org/tracker/tbg/jppf/issues/find/saved_search/15/search/1
相关链接
主页： http://www.jppf.org
下载： http://www.jppf.org/downloads.php
文档： http://www.jppf.org/wiki
SF.net ：http://sourceforge.net/projects/jppf-project/
JPPF是一个开放源码的网格计算框架,它可以在一个分布执行环境中 同时运行多个java应用。JPPF框架使用一个兼容JCA 1.5规范的资源适配器与J2EE应用服务器进行集成，这个适配器为服务器提供了到原始网格服务的访问。
JPPF的突出特性
JPPF框架使用一个兼容JCA 1.5规范的资源适配器与J2EE应用服务器进行集成，这个适配器为服务器提供了到原始网格服务的访问。适配器通过实现异步任务提交从而避免了JTA事务超时的风险。
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