After doing a gcloud update, and mvn clean package, and running mvn
appengine:run with Java 7, I receive the following error in the client
response to the curl request:
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"/>
<title>Error 500 usingExperimentalRuntime</title>
</head>
<body><h2>HTTP ERROR 500</h2>
<p>Problem accessing /_ah/api/echo/v1/echo. Reason:
<pre> usingExperimentalRuntime</pre></p><h3>Caused
by:</h3><pre>java.lang.NoSuchFieldError: usingExperimentalRuntime
at
com.google.appengine.api.urlfetch.URLFetchServicePb$URLFetchRequest.writeTo(URLFetchServicePb.java:1928)
at
com.google.appengine.repackaged.com.google.protobuf.AbstractMessageLite.toByteArray(AbstractMessageLite.java:41)
at
com.google.appengine.api.urlfetch.URLFetchServiceImpl.fetch(URLFetchServiceImpl.java:40)
at
com.google.api.client.extensions.appengine.http.UrlFetchRequest.execute(UrlFetchRequest.java:74)
at com.google.api.client.http.HttpRequest.execute(HttpRequest.java:972)
at
com.google.api.client.googleapis.services.AbstractGoogleClientRequest.executeUnparsed(AbstractGoogleClientRequest.java:419)
at
com.google.api.client.googleapis.services.AbstractGoogleClientRequest.executeUnparsed(AbstractGoogleClientRequest.java:352)
at
com.google.api.client.googleapis.services.AbstractGoogleClientRequest.execute(AbstractGoogleClientRequest.java:469)
at com.google.api.control.Client.check(Client.java:188)
at com.google.api.control.ControlFilter.doFilter(ControlFilter.java:249)
at
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)
at com.google.api.control.ConfigFilter.doFilter(ConfigFilter.java:120)
at
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)
at
com.google.appengine.api.socket.dev.DevSocketFilter.doFilter(DevSocketFilter.java:74)
at
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)
at
com.google.appengine.tools.development.devappserver2.RequestIdFilter.doFilter(RequestIdFilter.java:36)
at
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)
at
com.google.appengine.tools.development.ResponseRewriterFilter.doFilter(ResponseRewriterFilter.java:128)
at
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)
at
com.google.appengine.tools.development.HeaderVerificationFilter.doFilter(HeaderVerificationFilter.java:34)
at
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)
at
com.google.apphosting.utils.servlet.TransactionCleanupFilter.doFilter(TransactionCleanupFilter.java:48)
at
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)
at
com.google.appengine.tools.development.StaticFileFilter.doFilter(StaticFileFilter.java:122)
at
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)
at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:388)
at
org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216)
at org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:182)
at org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:765)
at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:418)
at
com.google.appengine.tools.development.DevAppEngineWebAppContext.handle(DevAppEngineWebAppContext.java:95)
at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)
at
com.google.appengine.tools.development.JettyContainerService$ApiProxyHandler.handle(JettyContainerService.java:508)
at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)
at org.mortbay.jetty.Server.handle(Server.java:326)
at org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:542)
at
org.mortbay.jetty.HttpConnection$RequestHandler.content(HttpConnection.java:938)
at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:755)
at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:218)
at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404)
at
org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:409)
at
org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:582)
</pre>
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On Monday, February 20, 2017 at 6:22:49 PM UTC-8, Paul Mazzuca wrote:
>
> In trying to migrate to Endpoints V2 for GAE, I have been unable to get
> the example located at
> java-docs-samples/appengine/endpoints-frameworks-v2/backend
> (git clone https://github.com/GoogleCloudPlatform/java-docs-samples) to
> work. Does anyone know where the documentation for localhost testing is?
> Has anyone gotten this example to work locally? The README does include
> instructions as to how to deploy the project, but nothing on how to test
> locally.
>
> The process that I have used thus far is:
>
> 1. mvn exec:java -DGetSwaggerDoc
> 2. mvn appengine:run
>
> Then to test:
>
> curl \
>
> -H "Content-Type: application/json" \
>
> -X POST \
>
> -d '{"message":"echo"}' \
>
> http://localhost:8080/_ah/api/echo/v1/echo
>
>
> The response is a 404.
>
>
>
>
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