[jira] [Created] (KYLIN-1666) Should check project selection before add a stream table

["Shaofeng SHI (JIRA)" <ji...@apache.org>]

Shaofeng SHI created KYLIN-1666:
-----------------------------------

             Summary: Should check project selection before add a stream table
                 Key: KYLIN-1666
                 URL: https://issues.apache.org/jira/browse/KYLIN-1666
             Project: Kylin
          Issue Type: Bug
          Components: Web 
    Affects Versions: v1.5.1, v1.5.0
            Reporter: Shaofeng SHI
            Assignee: Zhong,Jason


In Kylin web, if not select a "project", the page will display "Please select your project first", but I still be able to click "Add streaming table"; when save the table info, a NPE was thrown:

{code}
java.lang.NullPointerException
	at java.util.concurrent.ConcurrentSkipListMap.comparable(ConcurrentSkipListMap.java:659)
	at java.util.concurrent.ConcurrentSkipListMap.doGet(ConcurrentSkipListMap.java:821)
	at java.util.concurrent.ConcurrentSkipListMap.get(ConcurrentSkipListMap.java:1626)
	at org.apache.kylin.common.restclient.SingleValueCache.get(SingleValueCache.java:85)
	at org.apache.kylin.metadata.project.ProjectManager.getProject(ProjectManager.java:138)
	at org.apache.kylin.metadata.project.ProjectManager.addTableDescToProject(ProjectManager.java:280)
	at org.apache.kylin.rest.service.CubeService.syncTableToProject(CubeService.java:580)
	at org.apache.kylin.rest.service.CubeService$$FastClassByCGLIB$$17a07c0e.invoke(<generated>)
	at net.sf.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204)
{code}

Suggestion: don't allow user to take create actions if no project is selected.



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