Because the JNDI lookup can be expensive, it is good practice to store the provider object as a member variable of the portlet, and to initialize it in the init method.
因为JNDI查找开销非常大，所以最好的做法是将提供程序对象存储为Portlet的成员变量，并在init方法中对其初始化。
It then appends all of that data as a hash table to the episodes array, which is a member variable.
然后将所有数据作为一个哈希表附加到剧集数组，该数组是一个成员变量。
As you can tell from Listing 12, you can use the shorthand form here, because Retention has a single-member variable.
如清单12所示，这里可以使用简写形式，因为Retention只有一个成员变量。
The code in the method then USES the items array to look up the value and returns it as if there had been a member variable there for that keyword, in particular.
然后，方法中的代码将使用项阵列来查找值并返回该值，就像有一个专门用于该关键字的成员变量在那儿一样。
If the target bus member is a cluster, then the cluster name is used as the value of the variable.
如果目标总线成员是集群，则将使用集群名称作为此变量的值。
Often I desire a copy constructor which initializes each member variable as a copy, rather than default constructing and then assigning. e. g.
经常我渴望一个拷贝构造函数初始化成员变量作为一个副本，而不是默认的构造，然后分配。
In this case, the root object is not also added as a member or local variable.
在这种情况下，不会将根物件做为成员或区域变数加入。
Question: Manually writing a copy constructor which initializes each member variable as a copy is very tedious, and verges on ridiculous as the number of member variables grows.
问题：手动编写一个拷贝构造函数的初始化每个成员变量作为副本很乏味，和近乎荒谬的成员变量数量的增加。
Any program element - such as a variable, class, or member - can have the same name as a restricted keyword.
任何程序项目，例如变数、类别或成员，可以和限制的关键字具有相同的名称。
Any program element - such as a variable, class, or member - can have the same name as a restricted keyword.
任何程序项目，例如变数、类别或成员，可以和限制的关键字具有相同的名称。
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