Add TrieMap.computeIfAbsent() #219
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This is another logical operation -- combining lookup with insert. This patch adds explicit support for it, so it happens in a single pass (most of the time). Note that concurrent activity may lead to the value being computed multiple times. Nevertheless fixes PANTHEONtech#147. Signed-off-by: Robert Varga <[email protected]>
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This is another logical operation -- combining lookup with insert. This
patch adds explicit support for it, so it happens in a single pass (most
of the time).
Note that concurrent activity may lead to the value being computed
multiple times.
Nevertheless fixes #147.
Signed-off-by: Robert Varga [email protected]