/usr/share/doc/libtggraphlayout-java/api/com/touchgraph/graphlayout/graphelements/ is in libtggraphlayout-java-doc 122-2.
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/usr/share/doc/libtggraphlayout-java/api/com/touchgraph/graphlayout/graphelements/GESUtils.html
/usr/share/doc/libtggraphlayout-java/api/com/touchgraph/graphlayout/graphelements/GraphEltSet.html
/usr/share/doc/libtggraphlayout-java/api/com/touchgraph/graphlayout/graphelements/ImmutableGraphEltSet.html
/usr/share/doc/libtggraphlayout-java/api/com/touchgraph/graphlayout/graphelements/Locality.html
/usr/share/doc/libtggraphlayout-java/api/com/touchgraph/graphlayout/graphelements/TGForEachEdge.html
/usr/share/doc/libtggraphlayout-java/api/com/touchgraph/graphlayout/graphelements/TGForEachNode.html
/usr/share/doc/libtggraphlayout-java/api/com/touchgraph/graphlayout/graphelements/TGForEachNodePair.html
/usr/share/doc/libtggraphlayout-java/api/com/touchgraph/graphlayout/graphelements/TGNodeQueue.html
/usr/share/doc/libtggraphlayout-java/api/com/touchgraph/graphlayout/graphelements/VisibleLocality.html
/usr/share/doc/libtggraphlayout-java/api/com/touchgraph/graphlayout/graphelements/package-frame.html
/usr/share/doc/libtggraphlayout-java/api/com/touchgraph/graphlayout/graphelements/package-summary.html
/usr/share/doc/libtggraphlayout-java/api/com/touchgraph/graphlayout/graphelements/package-tree.html