Download and unzip the GigaSpaces XAP 7.1 zip file from the downloads page.
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If you don't have an IDE installed, you can download and unzip the Eclipse IDE for Java Developers to a directory without spaces from the Eclipse download page.
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(The next two steps are not mandatory if you only want to run the tutorial samples).
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Optional - If you're not connected to the internet during development, and want code completion, configure your IDE for XML auto-complete when off-line. Expand detailed instructions...
Adding OpenSpaces XML support to your IDE
Eclipse 3.5
The following steps adds auto-complete support to your XML editor:
In Eclipse, select Window > Preferences... to open the Preferences window
On the right side of the window, select XML > XML Catalog
Click the Add.. button, to open the Add/XML catalog entry dialog
In the Location field, click the folder icon and select File System...
Browse to <GigaSpaces root>/lib/optional/openspaces/schema folder
Select one of the xsd files
Click OK to add the entry
Add all 9 xsd files the same way
Hide details
Your development environment is now ready to use GigaSpaces!