rdblue commented on a change in pull request #1870: URL: https://github.com/apache/iceberg/pull/1870#discussion_r562300476
########## File path: core/src/main/java/org/apache/iceberg/jdbc/JdbcCatalog.java ########## @@ -0,0 +1,404 @@ +/* + * 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.iceberg.jdbc; + +import java.io.Closeable; +import java.sql.DatabaseMetaData; +import java.sql.PreparedStatement; +import java.sql.ResultSet; +import java.sql.SQLException; +import java.sql.SQLIntegrityConstraintViolationException; +import java.sql.SQLNonTransientConnectionException; +import java.sql.SQLTimeoutException; +import java.sql.SQLTransientConnectionException; +import java.util.Arrays; +import java.util.List; +import java.util.Map; +import java.util.Set; +import java.util.stream.Collectors; +import org.apache.hadoop.conf.Configurable; +import org.apache.hadoop.conf.Configuration; +import org.apache.iceberg.BaseMetastoreCatalog; +import org.apache.iceberg.CatalogProperties; +import org.apache.iceberg.CatalogUtil; +import org.apache.iceberg.TableMetadata; +import org.apache.iceberg.TableOperations; +import org.apache.iceberg.catalog.Namespace; +import org.apache.iceberg.catalog.SupportsNamespaces; +import org.apache.iceberg.catalog.TableIdentifier; +import org.apache.iceberg.exceptions.AlreadyExistsException; +import org.apache.iceberg.exceptions.NamespaceNotEmptyException; +import org.apache.iceberg.exceptions.NoSuchNamespaceException; +import org.apache.iceberg.exceptions.NoSuchTableException; +import org.apache.iceberg.hadoop.HadoopFileIO; +import org.apache.iceberg.io.FileIO; +import org.apache.iceberg.relocated.com.google.common.base.Joiner; +import org.apache.iceberg.relocated.com.google.common.base.Preconditions; +import org.apache.iceberg.relocated.com.google.common.collect.ImmutableMap; +import org.apache.iceberg.relocated.com.google.common.collect.Lists; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +public class JdbcCatalog extends BaseMetastoreCatalog implements Configurable, SupportsNamespaces, Closeable { + + public static final String PROPERTY_PREFIX = "connection.parameter."; + private static final Logger LOG = LoggerFactory.getLogger(JdbcCatalog.class); + private static final Joiner SLASH = Joiner.on("/"); + + private FileIO io; + private String catalogName = "jdbc"; + private String warehouseLocation; + private Configuration conf; + private JdbcClientPool connections; + + public JdbcCatalog() { + } + + @Override + public void initialize(String name, Map<String, String> properties) { + Preconditions.checkArgument(!properties.getOrDefault(CatalogProperties.URI, "").isEmpty(), + "No connection url provided for jdbc catalog!"); + + this.warehouseLocation = properties.getOrDefault(CatalogProperties.WAREHOUSE_LOCATION, "") + .replaceAll("/$", ""); + Preconditions.checkArgument(!warehouseLocation.isEmpty(), + "Cannot initialize Jdbc Catalog because warehousePath must not be null!"); + + if (name != null) { + this.catalogName = name; + } + + String fileIOImpl = properties.get(CatalogProperties.FILE_IO_IMPL); + this.io = fileIOImpl == null ? + new HadoopFileIO(conf) : + CatalogUtil.loadFileIO(fileIOImpl, properties, conf); + + try { + initializeConnection(properties); + } catch (SQLTimeoutException e) { + throw new UncheckedSQLException("Database Connection timeout!", e); + } catch (SQLTransientConnectionException | SQLNonTransientConnectionException e) { + throw new UncheckedSQLException("Database Connection failed!", e); + } catch (SQLException e) { + throw new UncheckedSQLException("Failed to initialize catalog!", e); + } catch (InterruptedException e) { + Thread.currentThread().interrupt(); + throw new RuntimeException("Interrupted in call to initialize!", e); + } + } + + private void initializeConnection(Map<String, String> properties) throws SQLException, InterruptedException { Review comment: I don't think it is necessary to pass all of the properties here. Just the URI, right? ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: [email protected] --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
