Nutch在eclipse里面运行crawl.java的时候org.apache.nutch.crawl.Crawl.main(Crawl.java:124

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小白求告知unbunt eclipse 运行apache-nutch-1.7-src出错

Exception in thread "main" java.io.IOException: Job failed! at org.apache.hadoop.mapred.JobClient.runJob(JobClient.java:1357) ... at org.apache.nutch.crawl.Crawl.main(Crawl.java:55)

Nutch学习——读源码 Crawl.java

我们的命令是: bin/nutch crawl url -dir ...最先进入 Crawl.java ------main方法:  /* Perform complete crawling and indexing (to Solr) given a set of root urls and the -solr parameter respectivel

nutch-1.7-学习笔记(1)-org.apache.nutch.crawl.Injector.java-CrawlDatum

详情参见:http://nutch.apache.org/apidocs-1.5/org/apache/nutch/crawl/CrawlDatum.html

nutch配置到MyEclipse中出现org.apache.nutch.plugin.PluginRuntimeException

想把nutch-1.2的源码加载到MyEclipse中,所有的文件都加载成功了,而且MyEclipse中也没有错误,然后运行Crawl.java类出现了下面的错误。 org.apache.nutch.plugin.PluginRuntimeException: java.lang....

运行nutchCrawl主方法报错

solrUrl is not set, indexing will be skipped... ...crawl started in: crawl rootUrlDir = urls threads = 4 depth = 5 solrUrl=null topN = 10 Injector: starting at 2013-02-25 11:42:32 Injector: crawl

Nutchjava.lang.NoClassDefFoundError:”问题解决

问题描述:执行爬网页命令时出现错误: # ./bin/nutch crawl Exception in thread "main" ...Caused by: java.lang.ClassNotFoundException: org.apache.nutch.crawl.Crawl  at java.net.URL

nutch2.3+mysql运行问题

出现错误如下: InjectorJob: starting at 2016-08-24 11:24:36 InjectorJob: Injecting urlDir: /Users/zjs/Downloads/seed.txt ... at org.apache.nutch.crawl.InjectorJob.main(InjectorJob.java:284)

spring -boot的jre版本问题Java.lang.UnsupportedClassVersionError: org/apache/nutch/crawl/Crawl3 : ...

这两天烦死我了,因为这个spring -boot 的版本问题,都不知道到底是要升级jdk,还是降jdk版本,然后jvm,脑子都... org/apache/nutch/crawl/Crawl3 : Unsupported major.minor version 51.0,,最后是51,知道是jdk,1

nutch1.2 Exception in thread "main" java.io.IOException: Job failed!

Exception in thread "main" java.io.IOException: Job ... at org.apache.hadoop.mapred.JobClient.runJob(JobClient.java:1252) at org.apache.nutch.crawl.Injector.inject(Injector.java:217) at org.apache...

nutch在eclipse运行时错误

solrUrl is not set, indexing will be skipped... ...crawl started in: crwal rootUrlDir = urls threads = 10 depth = 2 solrUrl=null topN = 2 Injector: starting at 2012-04-20 14:39:30 Injector: crawl

Win7上使用Eclipse运行Nutch-Injector: java.io.IOException问题解决

Injector: java.io.IOException: Job failed!  2013-12-08 21:28:29,814 WARN mapred.LocalJobRunner - job_local1883243016_0001 java.lang.Exception: java.lang.RuntimeException: Error in configuring o

nutch1.2导入到eclipse

1.测试环境 nutch1.2 eclipse Version:Indigo Service Release 1 Buildid: 20110916-0149 ...下载nutch1.2的源码http://nutch.apache.org/#24+September+2010+-+Apache+Nutch+1.2+Released 2.将nutch

nutch研究—遇到的错误(2)

1、Injector: Converting injected urls to crawl db entries.Exception in thread "main" java.io.IOException: Job failed! at org.apache.ha

nutch运行x point org.apache.nutch.net.URLNormalizer not found.处理

最近工作中遇到瓶颈,主要是没有很好的理解nutch从而使之效率低下,现在要对nutch进行优化,以后也会记录下学习nutch时候所遇到的问题。首先x point org.apache.nutch.net.URLNormalizer not found. 这是在运行...

nutch1.5 运行 问题 求解

cygpath: can't convert empty path solrUrl is not set, indexing will be skipped.....crawl started in: crawled rootUrlDir = urls threads = 10 depth = 3 solrUrl=null topN = 50 Injector: starting a...

Nutch教程——导入Nutch工程,执行完整爬取 by 逼格DATA

使用本教程之前,需要满足条件: 1)有一台Linux或Linux虚拟机 2)安装JDK(推荐1.7) 3)安装Apache Ant 下载Nutch源码: 推荐使用Nutch 1.9,官方下载地址:...

nutch-1.7-学习笔记(1)-org.apache.nutch.crawl.Injector.java-TreeMap

">公共类TreeMap的 ">扩展AbstractMap , Cloneable, Serializable">实现NavigableMap ,可克隆,序列化 红黑树的基础NavigableMap实现。该地图是根据其键的自然顺序进行排序,或者通过提供创建映射时,这取决...

nutch deploy出错,找不到问题

at org.apache.nutch.fetcher.Fetcher.main(Fetcher.java:495) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl....

nutch2.3 hadoop2.6.0 hbase0.98.8 分布式爬虫NoClassDefFoundError: org/apache/hadoop/hbase/...

Exception in thread "main" java.lang.NoClassDefFoundError: org/apache/hadoop/hbase/HBaseConfiguration at org.apache.gora.hbase.store.HBaseStore.initialize(HBaseStore.java:114) at org.apache.gora.sto

配置了Nutch爬虫软件,爬取时报错

**win7** 系统 **cygwin** 下运行 **Nutch... at org.apache.nutch.crawl.Crawl.main(Crawl.java:124) **按照网上说的cygwin里输入export LANG="zh_CN.GBK"和export LANG=zn_utf8都没有用,求大神指导。**

Nutch 运行错误

Exception in thread "main" java.io.IOException: Job failed! at org.apache.hadoop.mapred.JobClient.runJob(JobClient.java:... at org.apache.nutch.crawl.Injector.inject(Injector.java:217) at org.apa...

nutch源码配置到MyEclipse中出现java.lang.OutOfMemoryError: Java heap space错误

想将nutch源码配置到MyEclipse中,但是发现运行时出现了下面的错误,通过网上找答案发现时给程序分配的内存栈太小: java.lang.OutOfMemoryError: Java heap space at org.apache.hadoop.mapred.MapTask$...

Exception in thread "main" java.io.IOException: Cannot run program "chmod": CreateProcess error=2

错误描述:Myeclipse 9.0中搭建Nutch 1.2环境,运行Crawl.java时,报错如下:Exception in thread "main" java.io.IOException: Cannot run program "chmod": CreateProcess error=2 解决方法:Cygwin中,...

按照步骤配置的,找了好几天不知道是哪里出现了问题

at org.apache.nutch.crawl.Crawl.main(Crawl.java:124) Caused by: org.xml.sax.SAXParseException; lineNumber: 79; columnNumber: 136; Character reference "" is an invalid XML character. at org....

fat jar生成的jar文件无法正常运行

at org.apache.nutch.crawl.Injector.inject(Injector.java:323) at com.reyun.crawl.Crawl.inject(Crawl.java:47) at com.reyun.crawl.Crawl.main(Crawl.java:122) ... 6 more 错误信息如上。 原java...

Nutch2.2.1+Eclipse+Mysql

此博客大部分转自:http://www.tuicool.com/articles/aAVFbm 如果出现PKIK之类错误,可以参考:http://stackoverflow.com/questions/42255752/nutch-2-x-ant-eclipse-build-failed

Nutch-2.2.1学习之四Nutch与Hbase结合使用时常见问题

Nutch-2.2.1不再使用单一的存储结构,而是通过使用Apache Gora,是得Nutch-2.2.1可以将数据存储诸如HBase、Accumulo、Cassandra、MySQL、DataFileAvroStore、AvroStor中。这一变化提供更多选择,更多灵活性的...

nutch学习笔记1.crawl

org.apache.nutch.crawl.crawl 类为nutch抓取封装类,引入并整合了如下几部分: Injector injector = new Injector(conf); ///URL注入器对象;数据下载入口 Generator generator = new Generator(conf); ////生成...

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