Michael Peter Christen c40c302748 when many crawl queues are generated, this NPE can occur; probably ... caused as concurrency issue: W 2015/09/05 14:09:10 ConcurrentLog java.lang.NullPointerException java.lang.NullPointerException at java.util.TreeMap.rotateRight(TreeMap.java:2239) at java.util.TreeMap.fixAfterInsertion(TreeMap.java:2271) at java.util.TreeMap.put(TreeMap.java:582) at net.yacy.kelondro.table.Table.<init>(Table.java:235) at net.yacy.crawler.HostQueue.openStack(HostQueue.java:229) at net.yacy.crawler.HostQueue.getStack(HostQueue.java:204) at net.yacy.crawler.HostQueue.push(HostQueue.java:397) at net.yacy.crawler.HostBalancer.push(HostBalancer.java:237) at net.yacy.crawler.data.NoticedURL.push(NoticedURL.java:184) at net.yacy.crawler.CrawlStacker.stackCrawl(CrawlStacker.java:355) at net.yacy.crawler.CrawlStacker.job(CrawlStacker.java:134) at sun.reflect.GeneratedMethodAccessor6.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:483) at net.yacy.kelondro.workflow.InstantBlockingThread.job(InstantBlockingThread.java:101) at net.yacy.kelondro.workflow.AbstractBlockingThread.run(AbstractBlockingThread.java:82) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745)		10 years ago
..
ChunkIterator.java	fix Crawler HostQueue release of stackfile	11 years ago
IndexTable.java	added missing class for latest changes	11 years ago
Relations.java	- the webgraph shall store all links which appear on a web page and not	12 years ago
SQLTable.java	- enhanced postprocessing speed and memory footprint (by using HashMaps	11 years ago
SplitTable.java	enhanced timezone managament for indexed data:	10 years ago
Table.java	when many crawl queues are generated, this NPE can occur; probably	10 years ago