By Vincent Varallo
This e-book offers a step by step consultant for constructing an ASP.NET 3.5 software utilizing the newest positive factors in visible Studio 2008. the matter layout answer sequence via Wrox is exclusive since it describes a wide case examine and builds a whole resolution bankruptcy by way of bankruptcy for every incremental step. This ebook makes use of a large choice of latest good points in visible Studio 2008, explains every one intimately, and produces an answer for you to use as a kick off point in your personal applications.If you're answerable for designing or constructing enterprise-wide functions, departmental functions, portals, or any line of industrial software, then this ebook is for you. Many purposes have an identical set of positive aspects, and this booklet builds an program with probably the most universal gains of company functions. Let’s face it: each software has an identical common set of positive factors, yet carried out differently. A database sits within the again finish and also you, because the developer, are chargeable for allowing clients so as to add, replace, pick out, and delete files. If merely it have been that easy, no?The actual improvement paintings begins for those who take a seat with clients and take a look at to appreciate the company approach and why they wish a brand new or stronger process within the first position. loads of businesses have departments that use Excel and entry wizards to create small structures that finally turn into a lifeline for a few a part of the enterprise. often anything undesirable occurs due to the nature of the instrument they're utilizing. Senior-level administration is termed in, undertaking managers are employed, programmers are shriveled, and the undertaking administration workplace (PMO) is named to save lots of the area. abruptly this loosely outlined approach is excessive precedence and other people wish documented commonplace working systems, audit reviews, extra productiveness, much less humans, and naturally a approach which could do all of it, that is the place you come back in. when you consider it, it’s a stunning daunting job. You’re anticipated to develop into a professional in an individual else’s company method, flaws and all, and create a process that the corporate will depend on because the spine for his or her life. okay, possibly I’m exaggerating somewhat bit, but if you go searching for that bring up you should word it that way.This publication offers you the instruments essential to construct a framework that may be prolonged to create an answer to resolve your company’s difficulties. The layout trend makes use of the conventional 3 layers, the consumer interface (UI), the enterprise common sense layer (BLL), and the information entry layer (DAL), but in addition builds the sessions in each one layer that encapsulate universal company principles equivalent to role-based protection, workflow, reporting, dynamic menus, information access, dynamic querying, notifications, exception dealing with, and auditing. because the publication publications you thru the entire resolution, each one company requirement is carefully tested and a few of the newest improvements in ASP.NET 3.5 and visible Studio 2008 are used to enforce them in a reusable framework.Enterprise purposes are usually complicated, and the groups that construct firm functions are available all sizes and styles. a few of the roles comprise a undertaking sponsor, a venture supervisor, enterprise analysts, an architect, UI builders, middle-tier builders, database builders, and, if you’re relatively fortunate, testers. only a part observe: clients aren't testers. in case you ever have the excitement of operating with expert testers, you’ll notice how very important they're within the technique, and the way they really are “quality” coverage engineers. regrettably, loads of businesses aren’t keen to speculate in expert testers, so the clients and/or builders prove assuming that function. This ebook is especially excited by the architect and builders, yet testers might locate it worthy to boot to assist them comprehend the plumbing that is going into constructing and architecting an firm application.This publication is for the intermediate to senior point developer or approach architect. it might be worthwhile when you have adventure with visible Studio, the .NET Framework, ASP.NET, and C# simply because that's what the samples are written in, however the layout development can be utilized in any language. The publication is concentrated on company functions, however the trend may be used for any kind of software that has an online entrance finish and connects to a database. the appliance framework in-built this ebook presents a origin that may be prolonged to fulfill the explicit enterprise wishes of your organization.The pattern program during this booklet is equipped utilizing visible Studio 2008, ASP.NET 3.5, C#, and SQL Server 2005. every one bankruptcy is going into nice element, with lots of code samples, and makes use of the various new positive factors in visible Studio 2008 and the language improvements within the .NET Framework 3.5. the answer comprises examples for applied sciences corresponding to LINQ to SQL, grasp pages, customized controls, GridViews, company gadgets, facts gadgets, and Crystal stories. the various language improvements mentioned contain LINQ, extension tools, partial equipment, computerized houses, nameless forms, lambda expressions, and item initializers.Of path, I observe that the code is what so much builders have an interest in, and every bankruptcy offers quite a few examples.The challenge layout answer sequence is simply that. each one bankruptcy has 3 sections with an outline of the matter to be addressed, the layout concerns for selecting an answer for the matter, and the answer that finally addresses the matter. the answer comprises the majority of the code. each one bankruptcy builds upon the former bankruptcy, and it is strongly recommended that you just learn them so as. the bottom sessions which are defined within the first few chapters are severe to an figuring out of the remainder of the ebook. Later chapters construct upon the bottom sessions and expand their performance in all 3 layers of the appliance.
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Extra info for ASP.NET 3.5 Enterprise Application Development with Visual Studio 2008: Problem Design Solution
Click the ENTUserAccount table in the Object Relational Designer and change the Update property to point to the new stored procedure. 3. indd 36 12/18/08 9:05:36 AM Chapter 2: The Data Access Layer A few things changed here. First, you no longer set the UpdateDate property here; it is taken care of in the stored procedure. Second, you no longer have to set the InsertDate and InsertENTUserAccountId because they are not updated in the stored procedure. Third, when you attach the userAccount object, you pass in a second parameter with a value of true, which tells the data context that this object should be treated as a changed object, and call its update method.
The select clause is last and states what fields should be returned. In this instance, all fields would be returned. Behind the scenes, a SELECT SQL statement is being created. You can view this statement by putting a breakpoint on the line that sets the DataSource of the GridView1 control. indd 32 12/18/08 9:05:36 AM Chapter 2: The Data Access Layer Be aware that the statement isn’t executed until you actually bind the data to the grid. If you continue execution, the GridView will be populated with all the records and fields from the ENTUserAccount table.
The table is prefixed by ENT, which denotes that this table is part of the reusable Enterprise framework being built in this book and can therefore be used for any application, not just the sample HR application being built. Before moving on, let’s look at the standard fields in each table. Each table has a primary key called TABLENAMEId, which is an identity field and the primary key of the record. Also present are four fields that help with auditing: InsertDate, InsertENTUserAccountId, UpdateDate, and UpdateENTUser AccountId.