@InterfaceAudience.Private
  default ReplicationPeerConfigBuilder putAllConfiguration(Map<String, String> configuration) {
    configuration.forEach(this::putConfiguration);
    return this;
  }
Adds all of the provided "raw" configuration entries to {@code this}.
@param configuration A collection of raw configuration entries
@return {@code this}
hbase-client/src/main/java/org/apache/hadoop/hbase/replication/ReplicationPeerConfigBuilder.java