public Builder<K, V> putAll(Map<? extends K, ? extends V> m) {
      initialEntries.putAll(m);
      return this;
    }
Initialize with specified entries when {@code DistributedMap} is built.

@param m the map of entries to add
@return a reference to this Builder
geode-dunit/src/main/java/org/apache/geode/test/dunit/rules/DistributedMap.java