Instead, we connected to our DB2 II database using a DataSource object (a pooled database connection defined in WebSphere) and we were ready to go.

相反，我们可以使用DataSource对象(WebSphere中定义的一种使用连接池机制的数据库连接)连接到我们的DB 2 II数据库，这正是我们准备做的。

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Object pooling helps level out the number of allocations made on the heap, since the most common objects in an application can be pooled.

对象池机制有助于减小在堆上进行的分配的数量，因为可以汇聚应用程序中最常见的对象。

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Its main task consists of using the URL information to find a match between the virtual directory of the URL and a pooled HttpApplication object.

其主要任务是使用URL信息去将URL虚拟目录和对象池中HttpApplication对象匹配。

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