Hi Zhiheng, Would you share your pom.xml or build.gradle? I'd like to know the dependencies of your project.
On Thu, Mar 12, 2020 at 12:37 AM Zhiheng Huang <[email protected]> wrote: > Hi, > > I am trying to use big query storage API on google dataflow, but I keep > getting: > > java.lang.NoClassDefFoundError: Could not initialize class > com.google.cloud.bigquery.storage.v1beta1.Storage > at > com.google.cloud.bigquery.storage.v1beta1.Storage$CreateReadSessionRequest.internalGetFieldAccessorTable(Storage.java:5216) > at > com.google.protobuf.GeneratedMessageV3.getAllFieldsMutable(GeneratedMessageV3.java:135) > at > com.google.protobuf.GeneratedMessageV3.getAllFields(GeneratedMessageV3.java:211) > at com.google.protobuf.TextFormat$Printer.print(TextFormat.java:324) > at com.google.protobuf.TextFormat$Printer.access$000(TextFormat.java:307) > at com.google.protobuf.TextFormat.print(TextFormat.java:68) > at com.google.protobuf.TextFormat.printToString(TextFormat.java:148) > at com.google.protobuf.AbstractMessage.toString(AbstractMessage.java:117) > at > org.slf4j.helpers.MessageFormatter.safeObjectAppend(MessageFormatter.java:299) > at > org.slf4j.helpers.MessageFormatter.deeplyAppendParameter(MessageFormatter.java:271) > at > org.slf4j.helpers.MessageFormatter.arrayFormat(MessageFormatter.java:233) > at > org.slf4j.helpers.MessageFormatter.arrayFormat(MessageFormatter.java:173) > at org.slf4j.helpers.MessageFormatter.format(MessageFormatter.java:151) > at org.slf4j.impl.SimpleLogger.formatAndLog(SimpleLogger.java:354) > at org.slf4j.impl.SimpleLogger.info(SimpleLogger.java:496) > at > org.apache.beam.sdk.io.gcp.bigquery.BigQueryStorageSourceBase.split(BigQueryStorageSourceBase.java:140) > at > org.apache.beam.sdk.io.gcp.bigquery.BigQueryStorageTableSource.split(BigQueryStorageTableSource.java:42) > ... > > > This seems like a library dependency problem. Anyone can point me to the > correct library dependency for using the API or know what might be wrong > here? I am using beam 2.19 and already included > "com.google.api.grpc:proto-google-cloud-bigquerystorage-v1beta1:0.83.0" and > "com.google.cloud:google-cloud-bigquerystorage:0.79.0-alpha" in my gradle > dependency. > > Thanks! > > > -- Regards, Tomo
