Het Eyal, I just checked the couchbase spark connector jar. The target version of some of classes are Java 8 (52.0). You can create a ticket in https://issues.couchbase.com/projects/SPARKC
Best Regards, Shixiong Zhu 2015-11-26 9:03 GMT-08:00 Ted Yu <yuzhih...@gmail.com>: > StoreMode is from Couchbase connector. > > Where did you obtain the connector ? > > See also > http://stackoverflow.com/questions/1096148/how-to-check-the-jdk-version-used-to-compile-a-class-file > > On Thu, Nov 26, 2015 at 8:55 AM, Eyal Sharon <e...@scene53.com> wrote: > >> Hi , >> Great , that gave some directions. But can you elaborate more? or share >> some post >> I am currently running JDK 7 , and my Couchbase too >> >> Thanks ! >> >> On Thu, Nov 26, 2015 at 6:02 PM, Ted Yu <yuzhih...@gmail.com> wrote: >> >>> This implies version mismatch between the JDK used to build your jar and >>> the one at runtime. >>> >>> When building, target JDK 1.7 >>> >>> There're plenty of posts on the web for dealing with such error. >>> >>> Cheers >>> >>> On Thu, Nov 26, 2015 at 7:31 AM, Eyal Sharon <e...@scene53.com> wrote: >>> >>>> Hi, >>>> >>>> I am trying to set a connection to Couchbase. I am at the very >>>> beginning, and I got stuck on this exception >>>> >>>> Exception in thread "main" java.lang.UnsupportedClassVersionError: >>>> com/couchbase/spark/StoreMode : Unsupported major.minor version 52.0 >>>> >>>> >>>> Here is the simple code fragment >>>> >>>> val sc = new SparkContext(cfg) >>>> >>>> val doc1 = JsonDocument.create("doc1", JsonObject.create().put("some", >>>> "content")) >>>> val doc2 = JsonArrayDocument.create("doc2", JsonArray.from("more", >>>> "content", "in", "here")) >>>> >>>> >>>> val data = sc >>>> .parallelize(Seq(doc1, doc2)) >>>> .saveToCouchbase() >>>> } >>>> >>>> >>>> Any help will be a bless >>>> >>>> >>>> Thanks! >>>> >>>> >>>> *This email and any files transmitted with it are confidential and >>>> intended solely for the use of the individual or entity to whom they are >>>> addressed. Please note that any disclosure, copying or distribution of the >>>> content of this information is strictly forbidden. If you have received >>>> this email message in error, please destroy it immediately and notify its >>>> sender.* >>>> >>> >>> >> >> *This email and any files transmitted with it are confidential and >> intended solely for the use of the individual or entity to whom they are >> addressed. Please note that any disclosure, copying or distribution of the >> content of this information is strictly forbidden. If you have received >> this email message in error, please destroy it immediately and notify its >> sender.* >> > >
