FranMorilloAWS commented on code in PR #191: URL: https://github.com/apache/flink-connector-aws/pull/191#discussion_r2052228672
########## flink-catalog-aws-glue/src/main/java/org/apache/flink/table/catalog/glue/GlueCatalog.java: ########## @@ -0,0 +1,925 @@ +/* + * 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.table.catalog.glue; + +import org.apache.flink.table.api.Schema; +import org.apache.flink.table.catalog.AbstractCatalog; +import org.apache.flink.table.catalog.CatalogBaseTable; +import org.apache.flink.table.catalog.CatalogDatabase; +import org.apache.flink.table.catalog.CatalogFunction; +import org.apache.flink.table.catalog.CatalogPartition; +import org.apache.flink.table.catalog.CatalogPartitionSpec; +import org.apache.flink.table.catalog.CatalogTable; +import org.apache.flink.table.catalog.CatalogView; +import org.apache.flink.table.catalog.ObjectPath; +import org.apache.flink.table.catalog.ResolvedCatalogBaseTable; +import org.apache.flink.table.catalog.exceptions.CatalogException; +import org.apache.flink.table.catalog.exceptions.DatabaseAlreadyExistException; +import org.apache.flink.table.catalog.exceptions.DatabaseNotEmptyException; +import org.apache.flink.table.catalog.exceptions.DatabaseNotExistException; +import org.apache.flink.table.catalog.exceptions.FunctionAlreadyExistException; +import org.apache.flink.table.catalog.exceptions.FunctionNotExistException; +import org.apache.flink.table.catalog.exceptions.PartitionAlreadyExistsException; +import org.apache.flink.table.catalog.exceptions.PartitionNotExistException; +import org.apache.flink.table.catalog.exceptions.PartitionSpecInvalidException; +import org.apache.flink.table.catalog.exceptions.TableAlreadyExistException; +import org.apache.flink.table.catalog.exceptions.TableNotExistException; +import org.apache.flink.table.catalog.exceptions.TableNotPartitionedException; +import org.apache.flink.table.catalog.exceptions.TablePartitionedException; +import org.apache.flink.table.catalog.glue.operations.GlueDatabaseOperations; +import org.apache.flink.table.catalog.glue.operations.GlueFunctionsOperations; +import org.apache.flink.table.catalog.glue.operations.GlueTableOperations; +import org.apache.flink.table.catalog.glue.util.GlueCatalogConstants; +import org.apache.flink.table.catalog.glue.util.GlueTableUtils; +import org.apache.flink.table.catalog.glue.util.GlueTypeConverter; +import org.apache.flink.table.catalog.stats.CatalogColumnStatistics; +import org.apache.flink.table.catalog.stats.CatalogTableStatistics; +import org.apache.flink.table.expressions.Expression; +import org.apache.flink.table.functions.FunctionIdentifier; + +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; +import software.amazon.awssdk.regions.Region; +import software.amazon.awssdk.services.glue.GlueClient; +import software.amazon.awssdk.services.glue.model.StorageDescriptor; +import software.amazon.awssdk.services.glue.model.Table; +import software.amazon.awssdk.services.glue.model.TableInput; + +import java.util.Collections; +import java.util.HashMap; +import java.util.List; +import java.util.Map; +import java.util.stream.Collectors; + +/** + * GlueCatalog is an implementation of the Flink AbstractCatalog that interacts with AWS Glue. + * This class allows Flink to perform various catalog operations such as creating, deleting, and retrieving + * databases and tables from Glue. It encapsulates AWS Glue's API and provides a Flink-compatible interface. + * + * <p>This catalog uses GlueClient to interact with AWS Glue services, and operations related to databases and + * tables are delegated to respective helper classes like GlueDatabaseOperations and GlueTableOperations.</p> + */ +public class GlueCatalog extends AbstractCatalog { + + private static final Logger LOG = LoggerFactory.getLogger(GlueCatalog.class); + + private final GlueClient glueClient; + private final GlueTypeConverter glueTypeConverter; + private final GlueDatabaseOperations glueDatabaseOperations; + private final GlueTableOperations glueTableOperations; + private final GlueFunctionsOperations glueFunctionsOperations; + private final GlueTableUtils glueTableUtils; + + /** + * Constructs a GlueCatalog with a provided Glue client. + * + * @param name the name of the catalog + * @param defaultDatabase the default database for the catalog + * @param region the AWS region to be used for Glue operations + * @param glueClient Glue Client so we can decide which one to use for testing + */ + public GlueCatalog(String name, String defaultDatabase, String region, GlueClient glueClient) { + super(name, defaultDatabase); + + // Initialize GlueClient in the constructor + if (glueClient != null) { + this.glueClient = glueClient; + } else { + // If no GlueClient is provided, initialize it using the default region + this.glueClient = GlueClient.builder() + .region(Region.of(region)) + .build(); + } + this.glueTypeConverter = new GlueTypeConverter(); + this.glueTableUtils = new GlueTableUtils(glueTypeConverter); + this.glueDatabaseOperations = new GlueDatabaseOperations(glueClient, getName()); + this.glueTableOperations = new GlueTableOperations(glueClient, getName()); + this.glueFunctionsOperations = new GlueFunctionsOperations(glueClient, getName()); + } + + /** + * Constructs a GlueCatalog with default client. + * + * @param name the name of the catalog + * @param defaultDatabase the default database for the catalog + * @param region the AWS region to be used for Glue operations + */ + public GlueCatalog(String name, String defaultDatabase, String region) { + super(name, defaultDatabase); + + // Create a synchronized client builder to avoid concurrent modification exceptions + this.glueClient = GlueClient.builder() + .region(Region.of(region)) + .credentialsProvider(software.amazon.awssdk.auth.credentials.DefaultCredentialsProvider.create()) Review Comment: Can we add those after first release? -- This is an automated message from the Apache Git Service. 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