Including support for bitmap serialization

Author: javiercj93

client-v2/src/main/java/com/clickhouse/client/api/internal/SerializerUtils.java

@@ -2,8 +2,11 @@
 
 import com.clickhouse.client.api.Client;
 import com.clickhouse.client.api.ClientFaultCause;
+import com.clickhouse.data.ClickHouseAggregateFunction;
 import com.clickhouse.data.ClickHouseColumn;
 import com.clickhouse.data.format.BinaryStreamUtils;
+import com.clickhouse.data.value.ClickHouseBitmap;
+
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -43,6 +46,9 @@ public static void serializeData(OutputStream stream, Object value, ClickHouseCo
             case Map:
                 serializeMapData(stream, value, column);
                 break;
+            case AggregateFunction:
+                serializeAggregateFunction(stream, value, column);
+                break;
             default:
                 serializePrimitiveData(stream, value, column);
                 break;
@@ -177,6 +183,13 @@ private static void serializePrimitiveData(OutputStream stream, Object value, Cl
         }
     }
 
+    private static void serializeAggregateFunction(OutputStream stream, Object value, ClickHouseColumn column) throws IOException {
+        if (column.getAggregateFunction() == ClickHouseAggregateFunction.groupBitmap) {
+            BinaryStreamUtils.writeBitmap(stream, (ClickHouseBitmap) value);
+        } else {
+            throw new UnsupportedOperationException("Unsupported aggregate function: " + column.getAggregateFunction());
+        }
+    }
 
     public static Integer convertToInteger(Object value) {
         if (value instanceof Integer) {