Exception in thread "main" java.lang.IllegalArgumentException: Fetcher: No agents listed in 'http.agent.name' property.
at org.apache.nutch.fetcher.Fetcher.checkConfiguration(Fetcher.java:1166)
at org.apache.nutch.fetcher.Fetcher.fetch(Fetcher.java:1068)
at org.apache.nutch.crawl.Crawl.run(Crawl.java:135)
at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:65)
at org.apache.nutch.crawl.Crawl.main(Crawl.java:54)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:616)
at org.apache.hadoop.util.RunJar.main(RunJar.java:156)
每次我跑./nutch crawl urls -dir crawl -depth 3 -topN 5。 nutch决定抛出这个错误。我有我的nutch-site.xml和nutch-default.xml设置。
<property>
<name>http.agent.name</name>
<value>blah</value>
</property>
拿出描述使其更容易阅读。但我没有看到可以指定代理名称的其他位置。如果有人有任何建议我会很感激。