Angad Singh created LENS-447:
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Summary: Lens CLI should not throw HTTP errors for basic problems
Key: LENS-447
URL: https://issues.apache.org/jira/browse/LENS-447
Project: Apache Lens
Issue Type: Bug
Reporter: Angad Singh
Example - dimension not present in db - lens will throw a 500 internal server
error. dimtable not found - 404. show a more human readable error.
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lens-shell>prepQuery prepare --query "cube select
user_latest_location.locationId from user j"
Command failed javax.ws.rs.InternalServerErrorException: HTTP 500 Internal
Server Error
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org.apache.lens.api.LensException: Driver
:org.apache.lens.driver.hive.HiveDriver Cause :Neither cube nor dimensions
accessed in the query
at
org.apache.lens.server.query.QueryExecutionServiceImpl.rewriteAndSelect(QueryExecutionServiceImpl.java:1071)
at
org.apache.lens.server.query.QueryExecutionServiceImpl.prepareQuery(QueryExecutionServiceImpl.java:1300)
at
org.apache.lens.server.query.QueryExecutionServiceImpl.prepare(QueryExecutionServiceImpl.java:1269)
at
org.apache.lens.server.query.QueryServiceResource.prepareQuery(QueryServiceResource.java:318)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at
org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory$1.invoke(ResourceMethodInvocationHandlerFactory.java:81)
at
org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:151)
at
org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:171)
at
org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$TypeOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:195)
at
org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:104)
at
org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:353)
at
org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:343)
at
org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:102)
at
org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:255)
at org.glassfish.jersey.internal.Errors$1.call(Errors.java:271)
at org.glassfish.jersey.internal.Errors$1.call(Errors.java:267)
at org.glassfish.jersey.internal.Errors.process(Errors.java:315)
at org.glassfish.jersey.internal.Errors.process(Errors.java:297)
at org.glassfish.jersey.internal.Errors.process(Errors.java:267)
at
org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:318)
at
org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:235)
at
org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:983)
at
org.glassfish.jersey.grizzly2.httpserver.GrizzlyHttpContainer.service(GrizzlyHttpContainer.java:330)
at
org.glassfish.grizzly.http.server.HttpHandler$1.run(HttpHandler.java:212)
at
org.glassfish.grizzly.threadpool.AbstractThreadPool$Worker.doWork(AbstractThreadPool.java:565)
at
org.glassfish.grizzly.threadpool.AbstractThreadPool$Worker.run(AbstractThreadPool.java
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