Here is the relevant wiki page: http://wiki.apache.org/nutch/WritingPluginExample
Although its old, I think that it will help. On Wed, Jun 12, 2013 at 1:01 PM, Sebastian Nagel <wastl.na...@googlemail.com > wrote: > Hi Tony, > > you have to "register" your plugin in > src/plugin/build.xml > > Does your > src/plugin/myplugin/plugin.xml > properly propagate jar file, > extension point and implementing class? > > And, finally, you have to add your plugin > to the property plugin.includes in nutch-site.xml > > Cheers, > Sebastian > > On 06/12/2013 07:48 PM, Tony Mullins wrote: > > Hi, > > > > I am trying simple ParseFilter plugin in Nutch 2.2. And I can build it > and > > also the src>plugin>build.xml successfully. But its .jar file is not > being > > created in my runtime>local>plugins>myplugin directory. > > > > And on running > > "bin/nutch parsechecker http://www.google.nl"; > > I get this error " java.lang.RuntimeException: > > org.apache.nutch.plugin.PluginRuntimeException: > > java.lang.ClassNotFoundException: > > com.xyz.nutch.selector.HtmlElementSelectorFilter" > > > > If I go to MyNutch2.2Source/build/myplugin , I can see plugin's jar with > > test & classes directory created there. If I copy .jar from here and > paste > > it to my runtime>local>plugins>myplugin directory with plugin.xml file > then > > too I get the same exception of class not found. > > > > I have not made any changes in src>plugin>build-plugin.xml. > > > > Could you please guide me that what is I am doing wrong here ? > > > > Thanks, > > Tony > > > >
