Spring import resource from file system

We have parts of functionality that is nicely modularized and auto-activates when the context is loaded whiteboard pattern. It is a kind of lightweight plugin system. Add a comment. Active Oldest Votes. These tricks include: placeholder and property substitution selecting different beans using the new Spring expression language, bean aliases with placeholders in the target name, lazy bean initialization, and smart bean factories.

Stephen C Stephen C k 90 90 gold badges silver badges bronze badges. I don't want to actually touch the context of the module in question and prevent bean instantiation in that manner. I'd really like to keep the context boundary for the module and toggle on that level.

I had considered the property replacer for the resource URI but as you said only system properties are considered and it only allows me to switch to a different context, not to disable one. Perhaps I would have to provide a generic, empty "disabled-module-context. This only works for system properties. Properties from the context place holder are not loaded yet when the import takes place. JanGoyvaerts - I know. See my second sentence. BTW, this "works" with 2.

This is now completely possible, using Spring 4. Very cool! Thanks for updating after all this time. Glad they finally did something for this. We can not get the placeholder here too. This is determined by the resource path. The code of the Resource interface is this. As you can see, the Resource interface extends the InputStreamSource interface.

Some of the important methods of the Resource interface are:. Spring provides several implementations for the Resource interface:. It has the showResourceDataUsingFilePath method which contains getResource method to load a text file from the path provided. Here is the content of the ResourceLoaderService. We can specify different prefixes for creating a path to load resources from different locations.

Below are the ways to load external resources: Load resource from the application root folder To load a file from the application folder, use this. Load resource from classpath To load a file from the classpath, use this.

In conclusion, all the above examples will load the resource file from their location. You can choose the implementation that fits your requirements. We looked at example implementations for loading resources present at. You can download the complete source code of this post from GitHub. Your email address will not be published. Save my name, email, and website in this browser for the next time I comment. This site uses Akismet to reduce spam. Learn how your comment data is processed.

Working with Resources in Spring. Examples of external resources are text files, XML files, properties files, and image files. Usually, we have to use different APIs for loading resources from different locations. Working With Resources in Spring. Learn how to use the ResourceLoader in your Spring apps. Like Join the DZone community and get the full member experience.

Join For Free. Interested in learning more about Resources in Spring? ResourceLoader is a vital component in pulling external resources for Spring applications. Usually, we have to use different APIs for loading resources from different locations. Spring Resource Interface Resource is an interface in Spring to represent an external resource.

The code of the Resource interface is this. Some of the important methods of the Resource interface are: getInputStream : Locates and opens the resource. It returns an InputStream for reading from the resource. If true, the InputStream must be read once only and then closed to avoid resource leaks.

It will typically be false for resource implementations, with the exception of InputStreamResource. The description can be used for error output when working with the resource. The description is often the fully qualified file name or the actual URL of the resource. But this is not working when we package our code into a jar and try to run it.

At runtime bean dependencies are not found. Stack Overflow for Teams — Collaborate and share knowledge with a private group. Create a free Team What is Teams? Collectives on Stack Overflow. Learn more. Spring import multiple resources in single line Ask Question. Asked 7 years, 4 months ago.

Active 4 years, 5 months ago. Viewed 1k times. Any ideas on this?