You can put all solr dependencies as provided. They are already on the class
path - no need to put them in the fat jar.
> Am 11.02.2019 um 05:59 schrieb Aroop Ganguly <aroopgang...@icloud.com>:
>
> Thanks Erick!
>
> I see. Yes it is a fat jar post shadowJar process (in the order of MBs).
> It contains solrj and solr-core dependencies plus a few more scala related
> ones.
> I guess the solr-core dependencies are unavoidable (right ?), let me try to
> trim the others.
>
> Regards
> Aroop
>
>> On Feb 10, 2019, at 8:44 PM, Erick Erickson <erickerick...@gmail.com> wrote:
>>
>> Aroop:
>>
>> How big is your custom jar file? The name "test-plugins-aroop-all.jar"
>> makes me suspicious. It should be very small and should _not_ contain
>> any of the Solr distribution jar files, just your compiled custom
>> code. I'm grasping at straws a bit, but it may be that you have the
>> same jar files from the Solr distro and also included in your custom
>> jar and it's confusing the classloader. "Very small" here is on the
>> order of 10K given it does very little. If it's much bigger than, say,
>> 15K it's a red flag. If you do a "jar -dvf your_custom_jar" there
>> should be _very_ few classes in it.
>>
>> Best,
>> Erick
>>
>> On Sun, Feb 10, 2019 at 8:33 PM Aroop Ganguly
>> <aroop_gang...@apple.com.invalid> wrote:
>>>
>>> [resending due to bounce warning from the other email]
>>>
>>>
>>> Hi Team
>>>
>>> I thought this was simple, but I am just missing something here. Any
>>> guidance would be very appreciated.
>>>
>>> What have I done so far:
>>> 1. I have created a custom querParser (class SamplePluggin extends
>>> QParserPlugin { ), which right now does nothing but logs an info message,
>>> and returns a new LuceneQParser() instance with the same parameters.
>>> 2. I am on solr 7.5 and I have added the path to the jar and
>>> referenced the plugin in the following ways in my solrconfig.xml:
>>>
>>> <lib path="/Users/aroopganguly/libs/test-plugins-aroop-all.jar" />
>>> <queryParser name="sampleparser"
>>> class="com.aroop.plugins.SamplePluggin"/>
>>>
>>> Now when I create a collection with this solrconfig, I keep getting this
>>> exception stack:
>>> I have tried debugging the live solr instance and for the life of me, I
>>> cannot understand why am I getting this cast exception
>>> 2019-02-11 03:57:10.410 ERROR (qtp1594873248-62) [c:cvp2 s:shard1
>>> r:core_node2 x:testCollection_shard1_replica_n1] o.a.s.h.RequestHandlerBase
>>> org.apache.solr.common.SolrException: Error CREATEing SolrCore
>>> 'testCollection_shard1_replica_n1': Unable to create core
>>> [testCollection_shard1_replica_n1] Caused by: class
>>> com.aroop.plugins.SamplePluggin
>>> at org.apache.solr.core.CoreContainer.create(CoreContainer.java:1087)
>>> at
>>> org.apache.solr.handler.admin.CoreAdminOperation.lambda$static$247(CoreAdminOperation.java:92)
>>> at
>>> org.apache.solr.handler.admin.CoreAdminOperation.execute(CoreAdminOperation.java:360)
>>> at
>>> org.apache.solr.handler.admin.CoreAdminHandler$CallInfo.call(CoreAdminHandler.java:395)
>>> at
>>> org.apache.solr.handler.admin.CoreAdminHandler.handleRequestBody(CoreAdminHandler.java:180)
>>> at
>>> org.apache.solr.handler.RequestHandlerBase.handleRequest(RequestHandlerBase.java:199)
>>> at
>>> org.apache.solr.servlet.HttpSolrCall.handleAdmin(HttpSolrCall.java:734)
>>> at
>>> org.apache.solr.servlet.HttpSolrCall.handleAdminRequest(HttpSolrCall.java:715)
>>> at org.apache.solr.servlet.HttpSolrCall.call(HttpSolrCall.java:496)
>>> at
>>> org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:377)
>>> at
>>> org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:323)
>>> at
>>> org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1634)
>>> at
>>> org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:533)
>>> at
>>> org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:146)
>>> at
>>> org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:548)
>>> at
>>> org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:132)
>>> at
>>> org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:257)
>>> at
>>> org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:1595)
>>> at
>>> org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:255)
>>> at
>>> org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1317)
>>> at
>>> org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:203)
>>> at
>>> org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:473)
>>> at
>>> org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:1564)
>>> at
>>> org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:201)
>>> at
>>> org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1219)
>>> at
>>> org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:144)
>>> at
>>> org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:219)
>>> at
>>> org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:126)
>>> at
>>> org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:132)
>>> at
>>> org.eclipse.jetty.rewrite.handler.RewriteHandler.handle(RewriteHandler.java:335)
>>> at
>>> org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:132)
>>> at org.eclipse.jetty.server.Server.handle(Server.java:531)
>>> at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:352)
>>> at
>>> org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:260)
>>> at
>>> org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:281)
>>> at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:102)
>>> at
>>> org.eclipse.jetty.io.ChannelEndPoint$2.run(ChannelEndPoint.java:118)
>>> at
>>> org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.runTask(EatWhatYouKill.java:333)
>>> at
>>> org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:310)
>>> at
>>> org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:168)
>>> at
>>> org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:126)
>>> at
>>> org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:366)
>>> at
>>> org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:762)
>>> at
>>> org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:680)
>>> at java.lang.Thread.run(Thread.java:745)
>>> Caused by: org.apache.solr.common.SolrException: Unable to create core
>>> [testCollection_shard1_replica_n1]
>>> at
>>> org.apache.solr.core.CoreContainer.createFromDescriptor(CoreContainer.java:1159)
>>> at org.apache.solr.core.CoreContainer.create(CoreContainer.java:1048)
>>> ... 44 more
>>> Caused by: org.apache.solr.common.SolrException: Error Instantiating
>>> queryParser, com.aroop.plugins.SamplePluggin failed to instantiate
>>> org.apache.solr.search.QParserPlugin
>>> at org.apache.solr.core.SolrCore.<init>(SolrCore.java:1014)
>>> at org.apache.solr.core.SolrCore.<init>(SolrCore.java:869)
>>> at
>>> org.apache.solr.core.CoreContainer.createFromDescriptor(CoreContainer.java:1138)
>>> ... 45 more
>>> Caused by: org.apache.solr.common.SolrException: Error Instantiating
>>> queryParser, com.aroop.plugins.SamplePluggin failed to instantiate
>>> org.apache.solr.search.QParserPlugin
>>> at org.apache.solr.core.SolrCore.createInstance(SolrCore.java:813)
>>> at org.apache.solr.core.PluginBag.createPlugin(PluginBag.java:141)
>>> at org.apache.solr.core.PluginBag.init(PluginBag.java:277)
>>> at org.apache.solr.core.PluginBag.init(PluginBag.java:266)
>>> at org.apache.solr.core.SolrCore.<init>(SolrCore.java:963)
>>> ... 47 more
>>> Caused by: java.lang.ClassCastException: class
>>> com.aroop.plugins.SamplePluggin
>>> at java.lang.Class.asSubclass(Class.java:3404)
>>> at
>>> org.apache.solr.core.SolrResourceLoader.findClass(SolrResourceLoader.java:541)
>>> at
>>> org.apache.solr.core.SolrResourceLoader.findClass(SolrResourceLoader.java:488)
>>> at org.apache.solr.core.SolrCore.createInstance(SolrCore.java:792)
>>> ... 51 more
>>>
>>> Aroop Ganguly
>>> Siri Data | Metrics Platform
>>>
>
