Somehow I completely missed the references to the client library in the
stack trace and Gradle import, apologies.
On Friday, December 18, 2015 at 3:30:46 PM UTC-5, Benjamin Glatzeder wrote:
>
> Hi!
>
> Running this line of code
> Cluster cluster = CouchbaseCluster.create("MY-IP");
> in a bare minimum Java GAE produces a crash.
>
> Couchbase is a NoSQL database.
> Gradle import for Couchbase:
>
> compile 'com.couchbase.client:java-client:2.2.2'
>
>
> Stacktrace:
>
> java.lang.NoClassDefFoundError: Could not initialize class
> com.google.apphosting.runtime.security.shared.stub.java.nio.channels.spi.SelectorProvider
>
> at
> com.couchbase.client.deps.io.netty.channel.nio.NioEventLoopGroup.<init>(NioEventLoopGroup.java:52)
>
> at
> com.couchbase.client.core.env.DefaultCoreEnvironment.<init>(DefaultCoreEnvironment.java:262)
>
> at
> com.couchbase.client.java.env.DefaultCouchbaseEnvironment.<init>(DefaultCouchbaseEnvironment.java:124)
>
> at
> com.couchbase.client.java.env.DefaultCouchbaseEnvironment.<init>(DefaultCouchbaseEnvironment.java:55)
>
> at
> com.couchbase.client.java.env.DefaultCouchbaseEnvironment$Builder.build(DefaultCouchbaseEnvironment.java:472)
>
> at
> com.couchbase.client.java.env.DefaultCouchbaseEnvironment.create(DefaultCouchbaseEnvironment.java:158)
>
> at
> com.couchbase.client.java.CouchbaseCluster.create(CouchbaseCluster.java:164)
> at
> com.couchbase.client.java.CouchbaseCluster.create(CouchbaseCluster.java:151)
> at ben.tests.couch8.backend.MyServlet.doPost(MyServlet.java:40)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:637)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
> at org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:511)
> at
> org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1166)
>
> at
> com.google.apphosting.utils.servlet.ParseBlobUploadFilter.doFilter(ParseBlobUploadFilter.java:125)
>
> at
> org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)
>
> at
> com.google.apphosting.runtime.jetty.SaveSessionFilter.doFilter(SaveSessionFilter.java:37)
>
> at
> org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)
>
> at
> com.google.apphosting.utils.servlet.JdbcMySqlConnectionCleanupFilter.doFilter(JdbcMySqlConnectionCleanupFilter.java:60)
>
> at
> org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)
>
> at
> com.google.apphosting.utils.servlet.TransactionCleanupFilter.doFilter(TransactionCleanupFilter.java:43)
>
> at
> org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)
>
> at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:388)
> at
> org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216)
> at org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:182)
> at org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:765)
> at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:418)
> at
> com.google.apphosting.runtime.jetty.AppVersionHandlerMap.handle(AppVersionHandlerMap.java:260)
>
> at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)
> at org.mortbay.jetty.Server.handle(Server.java:
>
> ...
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