[FLINK-13400]Remove Hive and Hadoop dependencies from SQL Client

flink-end-to-end-tests/flink-end-to-end-tests-hive/src/test/java/org/apache/flink/tests/util/hive/SQLClientHiveITCase.java

@@ -0,0 +1,178 @@
+/*
+ * 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.flink.tests.util.hive;
+
+import org.apache.flink.client.cli.DefaultCLI;
+import org.apache.flink.configuration.Configuration;
+import org.apache.flink.table.api.TableEnvironment;
+import org.apache.flink.table.catalog.Catalog;
+import org.apache.flink.table.catalog.hive.HiveCatalog;
+import org.apache.flink.table.client.config.Environment;
+import org.apache.flink.table.client.gateway.context.DefaultContext;
+import org.apache.flink.table.client.gateway.context.ExecutionContext;
+import org.apache.flink.table.client.gateway.context.SessionContext;
+import org.apache.flink.testutils.junit.FailsOnJava11;
+import org.apache.flink.util.FileUtils;
+import org.apache.flink.util.StringUtils;
+import org.apache.flink.util.TestLogger;
+
+import org.junit.Test;
+import org.junit.experimental.categories.Category;
+
+import java.io.File;
+import java.io.IOException;
+import java.net.URL;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.Map;
+import java.util.Objects;
+import java.util.Set;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+
+/** End-to-end test for the hive connectors. */
+public class SQLClientHiveITCase extends TestLogger {
+
+    public static final String CATALOGS_ENVIRONMENT_FILE = "test-sql-client-catalogs.yaml";
+
+    private SessionContext sessionContext;
+
+    @Test
+    @Category(FailsOnJava11.class)
+    public void testCatalogs() throws Exception {
+        final String inmemoryCatalog = "inmemorycatalog";
+        final String hiveCatalog = "hivecatalog";
+        final String hiveDefaultVersionCatalog = "hivedefaultversion";
+
+        final ExecutionContext context = createCatalogExecutionContext();
+        final TableEnvironment tableEnv = context.getTableEnvironment();
+
+        assertEquals(inmemoryCatalog, tableEnv.getCurrentCatalog());
+        assertEquals("mydatabase", tableEnv.getCurrentDatabase());
+
+        Catalog catalog = tableEnv.getCatalog(hiveCatalog).orElse(null);
+        assertNotNull(catalog);
+        assertTrue(catalog instanceof HiveCatalog);
+        assertEquals("2.3.4", ((HiveCatalog) catalog).getHiveVersion());
+
+        catalog = tableEnv.getCatalog(hiveDefaultVersionCatalog).orElse(null);
+        assertNotNull(catalog);
+        assertTrue(catalog instanceof HiveCatalog);
+        // make sure we have assigned a default hive version
+        assertFalse(StringUtils.isNullOrWhitespaceOnly(((HiveCatalog) catalog).getHiveVersion()));
+
+        tableEnv.useCatalog(hiveCatalog);
+
+        assertEquals(hiveCatalog, tableEnv.getCurrentCatalog());
+
+        Set<String> allCatalogs = new HashSet<>(Arrays.asList(tableEnv.listCatalogs()));
+        assertEquals(6, allCatalogs.size());
+        assertEquals(
+                new HashSet<>(
+                        Arrays.asList(
+                                "default_catalog",
+                                inmemoryCatalog,
+                                hiveCatalog,
+                                hiveDefaultVersionCatalog,
+                                "catalog1",
+                                "catalog2")),
+                allCatalogs);
+
+        sessionContext.close();
+    }
+
+    @Test
+    @Category(FailsOnJava11.class)
+    public void testDatabases() throws Exception {
+        final String hiveCatalog = "hivecatalog";
+
+        final ExecutionContext context = createCatalogExecutionContext();
+        final TableEnvironment tableEnv = context.getTableEnvironment();
+
+        assertEquals(1, tableEnv.listDatabases().length);
+        assertEquals("mydatabase", tableEnv.listDatabases()[0]);
+
+        tableEnv.useCatalog(hiveCatalog);
+
+        assertEquals(2, tableEnv.listDatabases().length);
+        assertEquals(
+                new HashSet<>(
+                        Arrays.asList(
+                                HiveCatalog.DEFAULT_DB,
+                                TestHiveCatalogFactory.ADDITIONAL_TEST_DATABASE)),
+                new HashSet<>(Arrays.asList(tableEnv.listDatabases())));
+
+        tableEnv.useCatalog(hiveCatalog);
+
+        assertEquals(HiveCatalog.DEFAULT_DB, tableEnv.getCurrentDatabase());
+
+        tableEnv.useDatabase(TestHiveCatalogFactory.ADDITIONAL_TEST_DATABASE);
+
+        assertEquals(
+                TestHiveCatalogFactory.ADDITIONAL_TEST_DATABASE, tableEnv.getCurrentDatabase());
+
+        sessionContext.close();
+    }
+
+    private ExecutionContext createCatalogExecutionContext() throws Exception {
+        final Map<String, String> replaceVars = new HashMap<>();
+        replaceVars.put("$VAR_EXECUTION_TYPE", "streaming");
+        replaceVars.put("$VAR_RESULT_MODE", "changelog");
+        replaceVars.put("$VAR_UPDATE_MODE", "update-mode: append");
+        replaceVars.put("$VAR_MAX_ROWS", "100");
+        return createExecutionContext(CATALOGS_ENVIRONMENT_FILE, replaceVars);
+    }
+
+    private ExecutionContext createExecutionContext(String file, Map<String, String> replaceVars)
+            throws Exception {
+        final Environment env = parseModified(file, replaceVars);
+        return createExecutionContext(env);
+    }
+
+    private Environment parseModified(String fileName, Map<String, String> replaceVars)
+            throws IOException {
+        final URL url = this.getClass().getResource(fileName);
+        Objects.requireNonNull(url);
+        String schema = FileUtils.readFileUtf8(new File(url.getFile()));
+
+        for (Map.Entry<String, String> replaceVar : replaceVars.entrySet()) {
+            schema = schema.replace(replaceVar.getKey(), replaceVar.getValue());
+        }
+
+        return Environment.parse(schema);
+    }
+
+    private ExecutionContext createExecutionContext(Environment env) throws Exception {
+        final Configuration configuration = new Configuration();
+        DefaultContext defaultContext =
+                new DefaultContext(
+                        env,
+                        new ArrayList<>(),
+                        configuration,
+                        Collections.singletonList(new DefaultCLI()));
+        sessionContext = SessionContext.create(defaultContext, "test-session");
+        return sessionContext.getExecutionContext();
+    }
+}

flink-end-to-end-tests/flink-end-to-end-tests-hive/src/test/java/org/apache/flink/tests/util/hive/TestHiveCatalogFactory.java

@@ -0,0 +1,124 @@
+/*
+ * 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.flink.tests.util.hive;
+
+import org.apache.flink.configuration.Configuration;
+import org.apache.flink.sql.parser.hive.ddl.SqlCreateHiveTable;
+import org.apache.flink.table.api.DataTypes;
+import org.apache.flink.table.api.Schema;
+import org.apache.flink.table.catalog.Catalog;
+import org.apache.flink.table.catalog.CatalogDatabaseImpl;
+import org.apache.flink.table.catalog.CatalogTable;
+import org.apache.flink.table.catalog.Column;
+import org.apache.flink.table.catalog.ObjectPath;
+import org.apache.flink.table.catalog.ResolvedCatalogTable;
+import org.apache.flink.table.catalog.ResolvedSchema;
+import org.apache.flink.table.catalog.exceptions.CatalogException;
+import org.apache.flink.table.catalog.exceptions.DatabaseAlreadyExistException;
+import org.apache.flink.table.catalog.exceptions.DatabaseNotExistException;
+import org.apache.flink.table.catalog.exceptions.TableAlreadyExistException;
+import org.apache.flink.table.catalog.hive.HiveCatalog;
+import org.apache.flink.table.catalog.hive.HiveTestUtils;
+import org.apache.flink.table.catalog.hive.factories.HiveCatalogFactory;
+import org.apache.flink.table.catalog.hive.factories.HiveCatalogFactoryOptions;
+import org.apache.flink.table.factories.FactoryUtil;
+import org.apache.flink.table.types.DataType;
+
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.stream.Collectors;
+import java.util.stream.IntStream;
+
+/**
+ * A test factory that is the same as {@link HiveCatalogFactory} except returning a {@link
+ * HiveCatalog} always with an embedded Hive metastore to test logic of {@link HiveCatalogFactory}.
+ */
+public class TestHiveCatalogFactory extends HiveCatalogFactory {
+    public static final String ADDITIONAL_TEST_DATABASE = "additional_test_database";
+    public static final String TEST_TABLE = "test_table";
+    static final String TABLE_WITH_PARAMETERIZED_TYPES = "param_types_table";
+
+    @Override
+    public String factoryIdentifier() {
+        return "hive-test";
+    }
+
+    @Override
+    public Catalog createCatalog(Context context) {
+        final Configuration configuration = Configuration.fromMap(context.getOptions());
+
+        // Developers may already have their own production/testing hive-site.xml set in their
+        // environment,
+        // and Flink tests should avoid using those hive-site.xml.
+        // Thus, explicitly create a testing HiveConf for unit tests here
+        Catalog hiveCatalog =
+                HiveTestUtils.createHiveCatalog(
+                        context.getName(),
+                        configuration.getString(HiveCatalogFactoryOptions.HIVE_VERSION));
+
+        // Creates an additional database to test tableEnv.useDatabase() will switch current
+        // database of the catalog
+        hiveCatalog.open();
+        try {
+            hiveCatalog.createDatabase(
+                    ADDITIONAL_TEST_DATABASE,
+                    new CatalogDatabaseImpl(new HashMap<>(), null),
+                    false);
+            hiveCatalog.createTable(
+                    new ObjectPath(ADDITIONAL_TEST_DATABASE, TEST_TABLE),
+                    createResolvedTable(new String[] {"testcol"}, new DataType[] {DataTypes.INT()}),
+                    false);
+            // create a table to test parameterized types
+            hiveCatalog.createTable(
+                    new ObjectPath("default", TABLE_WITH_PARAMETERIZED_TYPES),
+                    createResolvedTable(
+                            new String[] {"dec", "ch", "vch"},
+                            new DataType[] {
+                                DataTypes.DECIMAL(10, 10), DataTypes.CHAR(5), DataTypes.VARCHAR(15)
+                            }),
+                    false);
+        } catch (DatabaseAlreadyExistException
+                | TableAlreadyExistException
+                | DatabaseNotExistException e) {
+            throw new CatalogException(e);
+        }
+
+        return hiveCatalog;
+    }
+
+    private ResolvedCatalogTable createResolvedTable(
+            String[] fieldNames, DataType[] fieldDataTypes) {
+        final Map<String, String> options = new HashMap<>();
+        options.put(FactoryUtil.CONNECTOR.key(), SqlCreateHiveTable.IDENTIFIER);
+        final CatalogTable origin =
+                CatalogTable.of(
+                        Schema.newBuilder().fromFields(fieldNames, fieldDataTypes).build(),
+                        null,
+                        Collections.emptyList(),
+                        options);
+        final List<Column> resolvedColumns =
+                IntStream.range(0, fieldNames.length)
+                        .mapToObj(i -> Column.physical(fieldNames[i], fieldDataTypes[i]))
+                        .collect(Collectors.toList());
+        return new ResolvedCatalogTable(
+                origin, new ResolvedSchema(resolvedColumns, Collections.emptyList(), null));
+    }
+}

flink-end-to-end-tests/flink-end-to-end-tests-hive/src/test/resources/META-INF/services/org.apache.flink.table.factories.Factory

@@ -0,0 +1,16 @@
+# 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.
+
+org.apache.flink.tests.util.hive.TestHiveCatalogFactory

flink-end-to-end-tests/flink-end-to-end-tests-hive/src/test/resources/log4j2-test.properties

@@ -0,0 +1 @@
+

flink-end-to-end-tests/pom.xml

@@ -88,6 +88,7 @@ under the License.
 		<module>flink-python-test</module>
 		<module>flink-end-to-end-tests-hbase</module>
 		<module>flink-glue-schema-registry-test</module>
+		<module>flink-end-to-end-tests-hive</module>
 	</modules>
 
 	<dependencyManagement>