Fixed sonar issues

Author: chernser

client-v2/src/main/java/com/clickhouse/client/api/command/CommandSettings.java

@@ -34,6 +34,7 @@ public CommandSettings use(Session session) {
         return this;
     }
 
+    @Override
     public CommandSettings clearSession() {
         super.clearSession();
         return this;

jdbc-v2/src/main/java/com/clickhouse/jdbc/StatementImpl.java

@@ -2,7 +2,6 @@
 
 import com.clickhouse.client.api.ClientConfigProperties;
 import com.clickhouse.client.api.data_formats.ClickHouseBinaryFormatReader;
-import com.clickhouse.client.api.http.ClickHouseHttpProto;
 import com.clickhouse.client.api.internal.ServerSettings;
 import com.clickhouse.client.api.query.QueryResponse;
 import com.clickhouse.client.api.query.QuerySettings;

jdbc-v2/src/test/java/com/clickhouse/jdbc/StatementTest.java

@@ -9,6 +9,7 @@
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.testng.Assert;
+import org.testng.SkipException;
 import org.testng.annotations.DataProvider;
 import org.testng.annotations.Test;
 
@@ -749,6 +750,10 @@ private String waitForQueryId(StatementImpl stmt, int timeoutSeconds) throws Exc
 
     @Test(groups = {"integration"})
     public void testCancelQueryWithSession() throws Exception {
+        if (isCloud()) {
+            throw new SkipException("Cloud + HTTP doesn't work well. Enough to test locally");
+        }
+
         // Regression test for #2690: cancelling a query that runs inside a session must not fail with
         // "Session is locked by a concurrent client" (SESSION_IS_LOCKED). The KILL QUERY request issued by
         // cancel() must not carry the session id of the query being cancelled.
@@ -788,6 +793,9 @@ public void testCancelQueryWithSession() throws Exception {
 
     @Test(groups = {"integration"})
     public void testCancelInsertWithSession() throws Exception {
+        if (isCloud()) {
+            throw new SkipException("Cloud + HTTP doesn't work well. Enough to test locally");
+        }
         // Regression test for #2690 covering a long-running INSERT executed inside a session.
         String tableName = getDatabase() + ".cancel_insert_with_session";
         String sessionId = "test-session-" + UUID.randomUUID();