The high level design and description of software systems frequently characterized by having large quantities of persistent data that is accessed concurrently.

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2answers
678 views

Can Dependency Injection used as an alternative to Reflection for creating instances

There is a piece of .net C# code which use Reflection to create an instance using Activator.CreateInstance(). This is an old piece of code and runs on the top of Enterprise Library. Is it a better ...
2
votes
1answer
173 views

Data Transformation Pipeline

I have create some kind of data pipeline to transform coordinate data into more useful information. Here is the shell of pipeline: public class PositionPipeline { protected ...
2
votes
2answers
176 views

Principles of an extensible data proxy

There is a growing industry now with more than 30 companies playing in the Backend-As-A-Service (BaaS) market. The principle is simple: give companies a secure way of exposing data housed on premises ...
7
votes
2answers
2k views

DDD Bounded Contexts & Domains?

I've been working in a relatively complex application with 10's of database tables (Aggregates, Entities/Value Objects) and applying DDD. At this point it appears to be basically DDD-Lite meaning that ...
3
votes
2answers
643 views

Handling multiple clients using single application

We are developing an ERP web application using Vaadin framework where each of the potential client companies will have their own data and file storage. Current implementation only allows having one ...
0
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0answers
682 views

How to design a task scheduler (like cron) with a Calendar Queue

I've been working on a dynamic task scheduler based on a Calendar Queue structure and I've hit a bit of a wall. The Calendar Queue lets me enqueue and dequeue events, however I think I might not be ...
4
votes
1answer
2k views

Fowlers Data Access Layer patterns

Fowler talks about a number of design patterns available for the data access layer e.g. Table Data Gateway, Row Data Gateway, Active Record and Data Mapper. In the book it suggests using Data Mapper ...
0
votes
1answer
65 views

Dependencies between services in pipeline [closed]

I am working on creating a new data processing system, where there are multiple steps each fulfilled by different services. For example, there is a scheduling service that kicks of something, an ...
3
votes
1answer
102 views

Handling ground-breaking changes in a production system - Insert intermediate level Management object

As our client request, we are proceeding to change the base of our system. We already have the following structure: A class has many students. (simple typical one - to - many) Now we must change ...
3
votes
2answers
848 views

Best practice refactor n-tier into vertical slices architecture

What work path do there exist to identify reasonable vertical slices of a classic n-tier platform code base and infrastructure (enterprise size)? Regardles of refactor or a new solution I think there ...
5
votes
2answers
2k views

How do the Application and Database Interface Layers interact at their boundary?

I was watching one of Uncle Bob's videos and he brought up the Database Interface Layer. He had this diagram showing it: These arrows show that the DB Interface Layer is aware of and calls the ...
1
vote
2answers
1k views

Audit trails and recording actions

Background A discussion that has come up at work recently is how we handle audit logging and the recording of events. We are integrating with a 3rd party app so triggers are a no no from the off so ...
3
votes
2answers
520 views

Design Pattern for enterprise application

I read few articles about composite pattern and I want to know whether its applicable in following situation, I found that "A Composite Entity object can represent a coarse-grained object and all its ...
2
votes
1answer
4k views

Layered architecture using Entity Framework with different class libraries

Our business requirements required to create a layered and modular architecture. So I designed an architecture to make it as decoupled and as modular as possible. I will list my layers below ASP ...
4
votes
1answer
409 views

Multi-platform design with Delphi, Java, MySQL and CouchDB

What are the most obvious drawbacks to this idea for an enterprise(ish) model using the following technologies. Browser based and native developed GUI using Delphi to connect to Datasnap server ...
1
vote
4answers
705 views

Switch interface implementation using configuration [closed]

We want to allow the same core service to be either fully implemented or, as other option, to be a proxy toward a client legacy system (via a WSDL for example). In that way, we have both ...
0
votes
1answer
1k views

SOA in .NET 4.5 with MSMQ Durability

I have been doing some investigation regarding ASP.NET Web API. I have enjoyed using the WCF REST template to create new RESTful web services, and Web API seems to be a cleaner iteration on that. ...
0
votes
2answers
242 views

Inventory Consignment Flow

Not sure whether this is the right place to ask this question, but here goes.. Currently I have requirement to add support for consignment transaction in our inventory module. I have a very limited ...
1
vote
2answers
163 views

Architecture advice for converting biz app from old school to new school?

I've got a WinForms business application that evolved over the past few years. It's forms over data with a number custom UI experiences taylored to the business, so I don't think it's a candidate to ...
5
votes
1answer
1k views

Project/DLL separation of concerns in ASP.NET MVC

I'm coming from a web forms n-tier background into ASP.NET MVC projects, and I'm wondering what the best practices are for separation of the components of MVC into different libraries (or not to) in ...
4
votes
2answers
266 views

Is SOA an Utopia? [closed]

I have attended to many SOA related sales pitches and presentations through the years. SOA projects have died because of lack of interest or because of grandiose scopes. The very buzzword has lost ...
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vote
2answers
233 views

Should business services cross bounded contexts?

Firstly, I am following the convention that a bounded context is synonymous to a department, or possibly one department has 1 to many bounded contexts. We have a client consultancy department that ...
8
votes
3answers
119 views

What are options for 3rd Party Centralized Software Settings Management?

I am an architect in an enterprise looking to build a SaaS solution. Our products are distributed over many different deployable containers, Web Services, Web UI's, etc. I am looking for some ...
1
vote
1answer
3k views

Should I use a workflow engine?

I need to add some new features to a PHP application. It is to follow the steps of a order. A process create some orders, the order goes to confirmation, then if approved is sent to a provider, later ...
1
vote
1answer
58 views

admin-over-clients application

I have the same web application running on several different servers. Now I want a central place to administer everything in one web interface. What is the best way to do this? Should I provide a ...
7
votes
1answer
129 views

Maintenance model for external artifacts

When we think about maintaining a software solution holistically, we have to think about things like non-code change control and configuration management, in addition to the actual source code. For ...
1
vote
2answers
3k views

What is a best practice tier structure of a Java EE 6/7 application?

I was attempting to find a best practice for modeling the tiers in a Java EE application yesterday and couldn't come up with anything current. In the past, say java 1.4, it was four tiers: ...
2
votes
2answers
2k views

Should I cache the data or hit the database?

I have not worked with any caching mechanisms and was wondering what my options are in the .net world for the following scenario. We basically have a a REST Service where the user passes an ID of a ...
16
votes
7answers
698 views

De-facto standards for customer information record [closed]

I'm currently evaluating a potential new project that involves creating a DB for typical customer information (userid, pwd, first & last name, email, adress, telfnr ...). At this point, ...
7
votes
5answers
3k views

Handling (many) multiple projects in Git in an enterprise environment

One of the advantages of older version control systems such as CVS and SVN in enterprise development is that anyone can connect to source control and see all the projects that the company has. This ...
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vote
3answers
188 views

How should I host our scalable worker processes?

We are designing a new architecture for an enterprise business. The principles we've followed so far is not to develop what you can (possible buy and) deploy, ie, don't reinvent any wheels. In this ...
1
vote
1answer
309 views

Architecture for interfacing multiple applications

Let's say you have a Master Database and a few External/Internal applications that use WebServices to interface data. What would be your preferred architecture to interface data from and to those ...
7
votes
1answer
312 views

What are requirements for a successful SOA?

I’m an EA in an organisation with 10000+ employees. Strategically we are heading towards SOA. Currently I’m researching about SOA’s and creating a road map and I have come over many blogs that talk ...
6
votes
6answers
1k views

Are external configuration files considered an antipattern?

Many times I have been in a situation where an application is apparently broken, only to find that an external configuration file has been at fault. Typically this is because the wrong file is there, ...
4
votes
1answer
686 views

How should I architect multi-language support for a group of applications?

I have about 8 web applications (all of them ASP.NET based), and I want to implement multiple language support for all of them and have an architecture that I can leverage on new web applications down ...
12
votes
3answers
1k views

What is the alternative to an enterprise portal strategy in the Java space?

Disillusionment with the Portal Space I'm seeing a disturbing number of large, enterprise clients who have become disillusioned with their enterprise Portal experience, especially those in the ...
4
votes
6answers
11k views

What does “enterprise” means in relation to software architecture?

I see the term "enterprise" being thrown around software developers and programmers a lot and used loosely it seems. en·ter·prise/ˈentərˌprīz/ Noun: A project or undertaking, typically one ...
34
votes
8answers
6k views

What is enterprise software, exactly?

I don't understand the difference between "normal" software and enterprise software. Even after reading these... "Enterprise Software" on Wikipedia "Enterprise Software Is Sexy Again" on Techcrunch ...
0
votes
2answers
246 views

Should Business Interfaces be part of the Model layer?

In an oriented-services enterprise application, isn't it an antipattern to mix Service APIs (containing interface that external users depends on) with Model objects (entities, custom exceptions ...
4
votes
2answers
386 views

Choosing right technology for messaging system

I'm working on a messaging system for two years now, the system was written by a long ago gone team and involves emails and document processing. The basic process is: Receive an email, parse it, ...
2
votes
1answer
1k views

When using Java Persistence API (JPA), which layer owns the entities?

When working with annotations on entities in JPA, do these entities belong to the model layer or the persistence layer? Does there have to be some kind of clone of the entities (simple JavaBeans) in ...
0
votes
2answers
727 views

Enterprise Architecture Certification [closed]

I want to make the step up from developer to enterprise architect. I have 13 years experience in various environments, from SME line of business apps to investment banking enterprise systems. I'm ...
13
votes
4answers
2k views

How to architect enterprise desktop applications for Windows 8

I think I have a grasp on the expectations of consumer application development for Windows 8. Create a new Metro-based UI on top of WinRT, deploy it to your customer via the Marketplace, and everyone ...
18
votes
4answers
19k views

Dev vs Stage environment vs Prod Environment

I work for a company where we build enterprise applications, and we maintain three environments: dev, stage and prod. The meaning of dev is intuitive: it's the environment used during development of ...
7
votes
2answers
466 views

Help me classify this type of software architecture

I read some books about software architecture as we are using it in our project but I can't classify the architecture properly. It's some kind of Enterprise Architecture, but what exactly... SOA, ESB ...
8
votes
3answers
873 views

Applications Architecture - fewer big systems vs more smaller systems

re: Applications Architecture, that is, "the science and art of ensuring the suite of applications being used by an organization to create the composite application is scalable, reliable, available ...
17
votes
2answers
758 views

Standard practices for an architect

I am the architect for my group. Unfortunately I was given this position organically and there are no standards in place for how I should do my job. At different companies, how does the architect role ...
6
votes
5answers
316 views

Does project architecture have a strong relation to used libraries?

Programmers, when it comes to talk about popular patterns in enterprise applications, preach that you should code against interfaces to remove strong relations between components; doing this will aid ...
19
votes
6answers
13k views

Which platform to choose, Java or .NET? [duplicate]

I am working in a private bank, a leading mid size bank in local market. We are going to create our core banking solution. Existing solution has been developed on Java using IBM Visual Age 4.0. It is ...
2
votes
1answer
333 views

Silverlight - modularity. Best way to physically separate binaries?

We are working on LoB app with lot's of content. XAP download will be rather large I think for one time download. I'm planning to break solution into separate projects. Not sure why - but I DO NOT ...