Unlike BMP beans, it also requires the developer to write the persistence logic.
与BMPbean 不同的是，它还要求开发人员编写持久性逻辑。
Because of this it's important to limit the business logic and persistence logic in the backing beans.
因此，限制backingbeans中的业务逻辑和持久性逻辑很重要。
The CloudResource extends the managed resource to include distributed transactions and state persistence logic, if needed.
CloudResource扩展了托管资源，在需要时支持分布式事务和状态持久化逻辑。
They don't want to mix their persistence logic with their domain entities. They want to use POCO objects for their entities.
他们不想将他们的持久化逻辑与域实体混合起来，他们想为他们的实体使用POCO对象。
With container Managed persistence (CMP) entity beans, the container generates the persistence code as well as managing the persistence logic.
使用容器管理的持久性(Container Managed Persistence,CMP)实体bean时，容器生成持久性代码并管理持久性逻辑。
With BMP entity beans, developers must write the persistence logic but the container determines when to call the methods defined by the developer.
使用BMP实体bean时，开发人员必须编写持久性逻辑，而容器则确定何时调用由开发人员定义的方法。
This article also introduced JPA Manager Beans and explained how you can use them in a Web application to handle all of the data persistence logic.
本篇文章还引入了JPAManagerBeans，并解释了怎样在Web应用软件中使用它们，以处理所有的数据支持逻辑。
A common architectural strategy is to layer your system, separating your user interface logic, business logic, system logic, and persistence logic from each other.
通常的构造策略是将系统分层，将用户界面逻辑、商业逻辑、系统逻辑和持久性逻辑彼此分开。
Because developers have complete control over the data access mechanism used within a session bean, data access and persistence logic can be optimized for certain tasks.
因为开发人员完全控制在会话bean中使用的数据访问机制，所以可以针对某些任务优化数据访问和持久性逻辑。
If you have an operation that contains entirely persistence logic (no business logic), consider moving it into the database as a stored procedure and invoke it via Spring JDBC.
如果你有一个包含完整持久性逻辑(并非业务逻辑)的操作，考虑将它作为存储过程移到数据库中，并通过SpringJDBC来调用。
This approach perfectly epitomizes the DRY (Don't Repeat Yourself) principle, since the persistence logic is implemented once and mixed in domain classes as many times as needed.
这种方式完美地诠释了DRY (DontRepeat Yourself)准则，因为持久化逻辑只实现一次，在需要的时候可以多次混合到领域类中。
Setting up connectivity to a data store, finding all classes annotated as entities, and configuring the persistence logic to bind these classes to entities in the data store is not a quick operation.
建立到数据存储的连接、查找标注为实体的所有类、配置持久化逻辑以将这些类绑定到数据存储中的实体，整个过程不可能快速完成。
The Business Logic Layer, in turn, requests that the data Access Layer deal with data persistence.
而业务逻辑层则请求数据访问层处理数据持久性。
Neither the relationships between our classes, nor the application logic took into consideration the characteristics or structure of an underlying persistence storage.
类之间的关系，以及程序逻辑都不会去考虑持久性存储的特征或者结构。
Beyond simply providing business logic, applications must support secure access, persistence of data, transactional behavior, and other advanced features.
除了简单地提供商务逻辑之外，应用程序必须支持访问安全控制，数据持久化，事务，和其它的进阶功能。
Specifically, DAO separates business logic from database persistence code.
具体来说，DAO将业务逻辑与数据库持久性代码分隔开来。
This structure is an application of the 3-layer pattern, which separates application logic into Presentation, Business, and Integration/Persistence categories.
这个结构是3-layer模式的应用，它把应用逻辑分成Presentation、Business和Integration/Persistence这几个类别。
You need to move the application logic that uses the JPA services from theWeb module to the persistence bundle.
您需要将使用JPA服务的应用程序逻辑从Web模块迁移到持久性捆绑包。
It consists of four loosely-coupled bundles: a Web layer, a business logic layer, a persistence layer, and an API bundle.
该架构包含4个松耦合bundle：一个web层、一个业务逻辑层、一个持久化层、以及一个APIbundle。
For example, if you require more complex conditional logic, cyclic flow, compensatory capabilities, persistence of state, or in-process human interaction.
比如，如果需要较复杂的条件逻辑、循环流程、补偿功能、状态的一致或是过程中的人机交互。
In addition, mapping files make for a cleaner separation between business logic and persistence code.
另外，映射文件能够很清晰的将业务逻辑和持久化代码分开。
This programming model enables you to focus solely on the business logic of your application, without getting bogged down by the details of the persistence mechanism.
该编程模型能让您将重点集中于应用程序的业务逻辑上，而不陷入支持机理的细节中去。
An application's reliance on XML documents for data exchange and relational databases for data persistence are characteristics of the application's business logic (that is, its model).
应用程序依赖XML文件来进行数据交换以及关系数据库来提供数据永久性都是应用程序业务逻辑(也就是其模式)的特征。
With these changes, the persistence bundle and core application logic is in good (OSGi) shape.
有了这些变更，持久性捆绑包和核心应用程序逻辑就安排妥当了(osgi)。
It leverages the Blueprint container's ability to manage both persistence contexts and global transactions to ensure the business logic remains as simple as possible to develop and unit test.
它利用Blueprint容器的功能来管理持久性上下文和全局事务，以确保业务逻辑的开发和单元测试尽可能保持简单。
Imagine an enterprise application that contains a single Web application and a single EJB component for business logic and persistence.
假设有一个企业应用程序，该应用程序包含一个Web应用程序，还有一个负责业务逻辑和持久性的EJB组件。
Imagine an enterprise application that contains a single Web application and a single EJB component for business logic and persistence.
假设有一个企业应用程序，该应用程序包含一个Web应用程序，还有一个负责业务逻辑和持久性的EJB组件。
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