/usr/share/doc/libjets3t-java/api/org/jets3t/service/multithread/ is in libjets3t-java-doc 0.8.1+dfsg-1.
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/usr/share/doc/libjets3t-java/api/org/jets3t/service/multithread/CancelEventTrigger.html
/usr/share/doc/libjets3t-java/api/org/jets3t/service/multithread/CopyObjectsEvent.html
/usr/share/doc/libjets3t-java/api/org/jets3t/service/multithread/CreateBucketsEvent.html
/usr/share/doc/libjets3t-java/api/org/jets3t/service/multithread/CreateObjectsEvent.html
/usr/share/doc/libjets3t-java/api/org/jets3t/service/multithread/DeleteObjectsEvent.html
/usr/share/doc/libjets3t-java/api/org/jets3t/service/multithread/DeleteVersionedObjectsEvent.html
/usr/share/doc/libjets3t-java/api/org/jets3t/service/multithread/DownloadObjectsEvent.html
/usr/share/doc/libjets3t-java/api/org/jets3t/service/multithread/DownloadPackage.html
/usr/share/doc/libjets3t-java/api/org/jets3t/service/multithread/GetObjectHeadsEvent.html
/usr/share/doc/libjets3t-java/api/org/jets3t/service/multithread/GetObjectsEvent.html
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/usr/share/doc/libjets3t-java/api/org/jets3t/service/multithread/LookupACLEvent.html
/usr/share/doc/libjets3t-java/api/org/jets3t/service/multithread/S3ServiceEventAdaptor.html
/usr/share/doc/libjets3t-java/api/org/jets3t/service/multithread/S3ServiceEventListener.html
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/usr/share/doc/libjets3t-java/api/org/jets3t/service/multithread/S3ServiceSimpleMulti.html
/usr/share/doc/libjets3t-java/api/org/jets3t/service/multithread/ServiceEvent.html
/usr/share/doc/libjets3t-java/api/org/jets3t/service/multithread/ThreadWatcher.html
/usr/share/doc/libjets3t-java/api/org/jets3t/service/multithread/UpdateACLEvent.html
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/usr/share/doc/libjets3t-java/api/org/jets3t/service/multithread/package-tree.html