DDevelopment & Design

Visualizing GIS data in JavaFX 2.0 beta using GeoTools

Geographic data mostly comprises of polygon coordinates sets along with attributes, like country or city name, etc. This is quite easy to visualize in JavaFX, which supports rendering for SVG paths. In the article, I show how to read such GIS data from...Geographic data mostly comprises of polygon coordinates sets along with attributes, like country or city name, etc. This is quite easy to visualize in JavaFX, which supports rendering for SVG paths. In the article, I show how to read such GIS data from... Read more
DDevelopment & Design

JCE keystore and untrusted sites

Recently at work I was in need of connecting to a web service exposed via HTTPS. I've been doing this from inside Servicemix 3.3.1, which may seem a bit inhibiting, but that was a requirement. Nevertheless I've been trying my luck with the included ser...Recently at work I was in need of connecting to a web service exposed via HTTPS. I've been doing this from inside Servicemix 3.3.1, which may seem a bit inhibiting, but that was a requirement. Nevertheless I've been trying my luck with the included ser... Read more
DDevelopment & Design

Spring Security by example: OpenID (login via gmail)

This is a part of a simple Spring Security tutorial: 1. Set up and form authentication 2. User in the backend (getting logged user, authentication, testing) 3. Securing web resources 4. Securing methods 5. OpenID (login via gmail) 6. OAuth2 (login v...This is a part of a simple Spring Security tutorial: 1. Set up and form authentication 2. User in the backend (getting logged user, authentication, testing) 3. Securing web resources 4. Securing methods 5. OpenID (login via gmail) 6. OAuth2 (login v... Read more
DDevelopment & Design

Read emails from imap with Spring Intergration

What's the easiest way to read emails from IMAP account in Java? Depends what your background is. If you have any experience in Apache Camel, ServiceMix, Mule, you already know the answer. If you don't, and your application is using Spring alr...What's the easiest way to read emails from IMAP account in Java? Depends what your background is. If you have any experience in Apache Camel, ServiceMix, Mule, you already know the answer. If you don't, and your application is using Spring alr... Read more
DDevelopment & Design

Spring Security by example: securing methods

This is a part of a simple Spring Security tutorial:

1. Set up and form authentication
2. User in the backend (getting logged user, authentication, testing)
3. Securing web resources
4. Securing methods
5. OpenID (login via gmail)
6. OAuth2 (login via Facebook)
7. Writing on Facebook wall with Spring Social

Securing web resources is all nice and cool, but in a well designed application it's more natural to secure methods (for example on backend facade or even domain objects). While we may get away with role-based authorization in many intranet business applications, nobody will ever handle assigning roles to users in a public, free to use Internet service. We need authorization based on rules described in our domain.

For example: there is a service AlterStory, that allows cooperative writing of stories, where one user is a director (like a movie director), deciding which chapter proposed by other authors should make it to the final story.

The method for accepting chapters, looks like this:

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