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Unless previously decided and stated, dcm4che sub-projects shall maintain compatibility with JDK 5.0. The exception is dcm4che14, which remains at a 1.4 compatibility for now. dcm4che2, dcm4chee dcm4chee 2.x . and dcm4chee 3.x and Xero are able to use JDK 5+. Read this thread in the forums for more discussion.
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