Hi Colleagues,After compilation, when I do:  mvn clean packageI get a list of 
overlapping classes warnings like these as an example (and many more):
WARNING] flink-clients_2.10-1.0.0.jar, flink-runtime_2.10-1.0.0.jar, 
flink-java-1.0.0.jar, flink-optimizer_2.10-1.0.0.jar, flink-core-1.0.0.jar, 
flink-streaming-java_2.10-1.0.0.jar define 1690 overlapping classes:[WARNING]   
- 
org.apache.flink.shaded.com.google.common.collect.Synchronized$SynchronizedSortedSetMultimap[WARNING]
   - 
org.apache.flink.shaded.com.google.common.util.concurrent.FutureCallback[WARNING]
   - org.apache.flink.shaded.com.google.common.util.concurrent.Monitor$Guard

flink-runtime_2.10-1.0.0.jar, flink-java-1.0.0.jar define 166 overlapping 
classes:[WARNING]   - 
org.apache.flink.shaded.org.objectweb.asm.xml.ASMContentHandler$LocalVarRule[WARNING]
   - 
org.apache.flink.shaded.org.objectweb.asm.tree.InvokeDynamicInsnNode[WARNING]   
- 
org.apache.flink.shaded.org.objectweb.asm.xml.ASMContentHandler$ExceptionRule[WARNING]
   - org.apache.flink.shaded.org.objectweb.asm.Attribute

java-sdk-all-0.1.0-incubating-SNAPSHOT.jar, 
google-cloud-dataflow-java-runner-0.1.0-incubating-SNAPSHOT.jar define 1717 
overlapping classes:[WARNING]   - 
org.apache.beam.sdk.repackaged.com.google.common.collect.TreeRangeSet$ComplementRangesByLowerBound$2[WARNING]
   - 
org.apache.beam.sdk.repackaged.com.google.common.collect.WellBehavedMap$EntrySet$1$1[WARNING]
   - 
org.apache.beam.sdk.repackaged.com.google.common.util.concurrent.CycleDetectingLockFactory$Policies$1[WARNING]
   - org.apache.beam.sdk.repackaged.com.google.common.collect.Maps$6
Any idea pls?Thanks so much fr your time.

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