public static PartitionSpecProxy get(List<PartitionSpec> partitionSpecs) throws MetaException {
      return new CompositePartitionSpecProxy(partitionSpecs);
    }
Factory method to construct CompositePartitionSpecProxy.
@param partitionSpecs List of raw PartitionSpecs.
@return A CompositePartitionSpecProxy instance.
@throws MetaException
standalone-metastore/metastore-common/src/main/java/org/apache/hadoop/hive/metastore/partition/spec/PartitionSpecProxy.java