High Quality Content by WIKIPEDIA articles! The Global Justice XML Data Model (GJXDM or Global JXDM) is a data reference model for the exchange of information within the justice and public safety communities. The Global JXDM is a product of the Global Justice Information Sharing Initiative`s (Global) Infrastructure and Standards Working Group (ISWG), and was developed by the Global ISWG`s XML Structure Task Force (XSTF).