Follow this steps to setup an Eclipse target platform for spring osgi development:
 

1. Download the maven project zip file

2. Extract the content into an arbitrary location

3. Start mvn package from the folder you have extracted the zip.
    If everything went fine it should create a folder named target/plugins containing a list of bundles

4. Start Eclipse (>=3.2)

5. Import the project via File/Import/General/Existing Projects into Workspace

•    Press Next
•    Select root directory, press browse and select the folder created at step 2 - you should get an item named org.springframework.osgi.target into Projects list
•    Press Finish

6. Go to Window/Preferences/Plug-in development/Target Platform and load the just created target platform via:

• In the bottom of the screen (Pre-defined targets) press brows and select the org.springframework.osgi.target (the lowest leaf in the tree) and press OK
• Press Load Target - this should result in changing the list of plugins displayed
• Press OK

6. Now you are able to startup the Equinox OSGi framework via Run/Run...