public ColumnDescriptor setBloomFilterType(@org.apache.thrift.annotation.Nullable java.lang.String bloomFilterType) {
    this.bloomFilterType = bloomFilterType;
    return this;
  }
Returns true if field inMemory is set (has been assigned a value) and false otherwise
hbase-thrift/src/main/java/org/apache/hadoop/hbase/thrift/generated/ColumnDescriptor.java