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Counting nodes in a tree of Oak repository using the oak-run console tool
import org.apache.jackrabbit.oak.spi.state.NodeState
import java.util.concurrent.atomic.AtomicInteger
def countNodes(NodeState n, String path = "/", flush = 5000, AtomicInteger count = new AtomicInteger(0), root = true) {
if(root) {
println "Counting nodes in tree ${path}"
cnt = count.incrementAndGet()
if (cnt % flush == 0) println(" " + cnt)
try {
for(child in n.getChildNodeEntries()) {
countNodes(child.getNodeState(), path + child.getName() + "/", flush, count, false)
} catch(e) {
println "warning unable to read node ${path}"
if(root) {
println "Total nodes in tree ${path}: ${cnt}"
return cnt

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andrewmkhoury commented Dec 4, 2014



Note: This is mainly for Tar SegmentNodeStore. For Mongo based systems, use oak-mongo.js via mongo shell and run oak.countChildren("/path")

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