Right-click your active project and open . Under Libraries and Classpath , click Add Library .
For advanced users or scripted environments, the UPD library definitions are stored in:
Once added, the library is implicitly included in the classpath of every project inside that application. To verify this, open any project’s Libraries and Classpath page and check the checkbox – you will see the shared library listed there.
The library is now part of your project's classpath. You can verify this by expanding the project in the navigator and looking under Resources or Libraries .
Method 1: Adding a Library to a Single Project (Recommended) how to import library into jdeveloper upd
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Do not just add the JAR to your project root folder visually. You must update the Deployment Profile .
For UPD import, we will focus on .
If the code works in the IDE but fails when deployed, verify that the library is checked as Deployed by Default in the Libraries and Classpath project properties. Right-click your active project and open
Click .
A file browser window will appear. Navigate to the directory where your external .jar files are stored.
If your project uses Maven, adding a dependency is often more convenient than manually downloading JARs. JDeveloper’s Maven support allows you to add dependencies directly from Maven repositories.
Scroll through the available options to find the folder category. To verify this, open any project’s Libraries and
4 Getting Started with Developing Applications with Oracle JDeveloper
⚠️ When using this approach, remember that the library is internal to that project. If you need the same JAR in several projects, consider creating an application‑level library or an external library instead.
Now that you know how to import a library into JDeveloper UPD, go ahead and clean up those fragmented lib folders. Your future self – and your teammates – will thank you.