| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to you under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.calcite.avatica.remote; |
| |
| import org.apache.calcite.avatica.ConnectionConfig; |
| import org.apache.calcite.avatica.ConnectionSpec; |
| import org.apache.calcite.avatica.server.HttpServer; |
| |
| import org.junit.AfterClass; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| import org.junit.runners.Parameterized.Parameters; |
| |
| import java.io.IOException; |
| import java.net.HttpURLConnection; |
| import java.net.URL; |
| import java.sql.Connection; |
| import java.sql.DriverManager; |
| import java.sql.Statement; |
| import java.util.Collections; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Map.Entry; |
| import java.util.Objects; |
| import java.util.concurrent.atomic.AtomicReference; |
| |
| import static org.junit.Assert.assertFalse; |
| |
| /** |
| * Tests for the HttpClient which manipulate things at the HTTP layer instead of Avatica's |
| * "application" layer. |
| */ |
| @RunWith(Parameterized.class) |
| public class RemoteHttpClientTest { |
| private static Map<String, String> getHeaders() { |
| return HEADERS_REF.get(); |
| } |
| |
| private static final AtomicReference<Map<String, String>> HEADERS_REF = new AtomicReference<>(); |
| private static final AvaticaServersForTest SERVERS = new AvaticaServersForTest(); |
| |
| @Parameters(name = "{0}") |
| public static List<Object[]> parameters() throws Exception { |
| SERVERS.startServers(); |
| return SERVERS.getJUnitParameters(); |
| } |
| |
| @AfterClass public static void afterClass() throws Exception { |
| if (null != SERVERS) { |
| SERVERS.stopServers(); |
| } |
| } |
| |
| private final HttpServer server; |
| private final String url; |
| private final int port; |
| private final Driver.Serialization serialization; |
| |
| public RemoteHttpClientTest(Driver.Serialization serialization, HttpServer server) { |
| this.server = server; |
| this.port = this.server.getPort(); |
| this.serialization = serialization; |
| this.url = SERVERS.getJdbcUrl(port, serialization); |
| } |
| |
| static String generateString(int length) { |
| StringBuilder sb = new StringBuilder(length); |
| for (int i = 0; i < length; i++) { |
| sb.append('a'); |
| } |
| return sb.toString(); |
| } |
| |
| @Test public void testLargeHeaders() throws Exception { |
| ConnectionSpec.getDatabaseLock().lock(); |
| // 32K header. Relies on the default value of 64K from HttpServer.Builder |
| HEADERS_REF.set(Collections.singletonMap("MyLargeHeader", generateString(1024 * 32))); |
| String modifiedUrl = url + ";httpclient_factory=" + HttpClientFactoryForTest.class.getName(); |
| try (Connection conn = DriverManager.getConnection(modifiedUrl); |
| Statement stmt = conn.createStatement()) { |
| assertFalse(stmt.execute("CREATE TABLE largeHeaders(pk integer not null primary key)")); |
| assertFalse(stmt.execute("DROP TABLE largeHeaders")); |
| } finally { |
| ConnectionSpec.getDatabaseLock().unlock(); |
| } |
| } |
| |
| /** |
| * Factory class to inject a custom HttpClient |
| */ |
| public static class HttpClientFactoryForTest implements AvaticaHttpClientFactory { |
| @Override public AvaticaHttpClient getClient(URL url, ConnectionConfig config, |
| KerberosConnection kerberosUtil) { |
| Map<String, String> headers = getHeaders(); |
| return new HeaderInjectingHttpClient(headers, url); |
| } |
| } |
| |
| /** |
| * HttpClient implementation which supports injecting custom HTTP headers |
| */ |
| public static class HeaderInjectingHttpClient extends AvaticaHttpClientImpl { |
| private final Map<String, String> headers; |
| |
| public HeaderInjectingHttpClient(Map<String, String> headers, URL url) { |
| super(url); |
| this.headers = Objects.requireNonNull(headers); |
| } |
| |
| @Override HttpURLConnection openConnection() throws IOException { |
| HttpURLConnection connection = super.openConnection(); |
| for (Entry<String, String> entry : headers.entrySet()) { |
| connection.setRequestProperty(entry.getKey(), entry.getValue()); |
| } |
| return connection; |
| } |
| } |
| } |
| |
| // End RemoteHttpClientTest.java |