Change default http client to apache http client (ClickHouse#1439)

mzitnik · mzitnik · web-flow · commit b670c4c705e2 · 2023-09-12T08:20:54.000+03:00
* change default http client

* change DEFAULT_BUFFER_SIZE to 8192

---------

Co-authored-by: mzitnik &lt;mark.zitnik@clickhouse.com&gt;
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -10,6 +10,7 @@
 * Adding new proxy support [#1338](https://github.com/ClickHouse/clickhouse-java/issues/1338)
 * Add support for customer socket factory [#1391](https://github.com/ClickHouse/clickhouse-java/issues/1391)
 * use VarHandle in JDK 9+ to read/write numbers
+* Change default HTTP Client to Apache HTTP client [#1421](https://github.com/ClickHouse/clickhouse-java/issues/1421)
 
 ### Bug Fixes
 * Java client threw confusing error when query is invalid.
diff --git a/clickhouse-data/src/main/java/com/clickhouse/data/ClickHouseDataConfig.java b/clickhouse-data/src/main/java/com/clickhouse/data/ClickHouseDataConfig.java
@@ -134,7 +134,7 @@ public boolean isWidenUnsignedTypes() {
 
     static final ClickHouseBufferingMode DEFAULT_BUFFERING_MODE = ClickHouseBufferingMode.RESOURCE_EFFICIENT;
 
-    static final int DEFAULT_BUFFER_SIZE = 4096;
+    static final int DEFAULT_BUFFER_SIZE = 8192;
     static final int DEFAULT_READ_BUFFER_SIZE = DEFAULT_BUFFER_SIZE;
     static final int DEFAULT_WRITE_BUFFER_SIZE = DEFAULT_BUFFER_SIZE;
     static final int DEFAULT_MAX_BUFFER_SIZE = 128 * 1024;
diff --git a/clickhouse-http-client/src/main/java/com/clickhouse/client/http/ApacheHttpConnectionImpl.java b/clickhouse-http-client/src/main/java/com/clickhouse/client/http/ApacheHttpConnectionImpl.java
@@ -57,6 +57,7 @@
 import java.net.HttpURLConnection;
 import java.net.InetSocketAddress;
 import java.net.Socket;
+import java.net.StandardSocketOptions;
 import java.nio.charset.StandardCharsets;
 import java.util.List;
 import java.util.Map;
@@ -380,6 +381,22 @@ public HttpConnectionManager(Registry<ConnectionSocketFactory> socketFactory, Cl
             if (config.getProxyType() == ClickHouseProxyType.SOCKS) {
                 builder.setSocksProxyAddress(new InetSocketAddress(config.getProxyHost(), config.getProxyPort()));
             }
+            if (config.hasOption(ClickHouseClientOption.SOCKET_RCVBUF)) {
+                int bufferSize = config.getIntOption(ClickHouseClientOption.SOCKET_RCVBUF);
+                builder.setRcvBufSize(bufferSize > 0 ? bufferSize : config.getReadBufferSize());
+            } else {
+                int bufferSize = config.getBufferSize();
+                int maxQueuedBuffers = config.getMaxQueuedBuffers();
+                builder.setRcvBufSize(bufferSize * maxQueuedBuffers);
+            }
+            if (config.hasOption(ClickHouseClientOption.SOCKET_SNDBUF)) {
+                int bufferSize = config.getIntOption(ClickHouseClientOption.SOCKET_SNDBUF);
+                builder.setSndBufSize(bufferSize > 0 ? bufferSize : config.getWriteBufferSize());
+            } else {
+                int bufferSize = config.getBufferSize();
+                int maxQueuedBuffers = config.getMaxQueuedBuffers();
+                builder.setSndBufSize(bufferSize * maxQueuedBuffers);
+            }
             setDefaultSocketConfig(builder.build());
         }
     }
diff --git a/clickhouse-http-client/src/main/java/com/clickhouse/client/http/config/ClickHouseHttpOption.java b/clickhouse-http-client/src/main/java/com/clickhouse/client/http/config/ClickHouseHttpOption.java
@@ -12,8 +12,8 @@ public enum ClickHouseHttpOption implements ClickHouseOption {
     /**
      * HTTP connection provider.
      */
-    CONNECTION_PROVIDER("http_connection_provider", HttpConnectionProvider.HTTP_URL_CONNECTION,
-            "HTTP connection provider. HTTP_CLIENT is only supported in JDK 11 or above."),
+    CONNECTION_PROVIDER("http_connection_provider", HttpConnectionProvider.APACHE_HTTP_CLIENT,
+            "APACHE HTTP CLIENT connection provider. HTTP_CLIENT is only supported in JDK 11 or above."),
     /**
      * Custom HTTP headers.
      */
