zhangshenghang commented on code in PR #7516: URL: https://github.com/apache/seatunnel/pull/7516#discussion_r1749007997
########## seatunnel-connectors-v2/connector-hbase/src/main/java/org/apache/seatunnel/connectors/seatunnel/hbase/catalog/HbaseCatalog.java: ########## @@ -0,0 +1,206 @@ +/* + * 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.seatunnel.connectors.seatunnel.hbase.catalog; + +import org.apache.seatunnel.api.configuration.util.ConfigUtil; +import org.apache.seatunnel.api.table.catalog.Catalog; +import org.apache.seatunnel.api.table.catalog.CatalogTable; +import org.apache.seatunnel.api.table.catalog.InfoPreviewResult; +import org.apache.seatunnel.api.table.catalog.PreviewResult; +import org.apache.seatunnel.api.table.catalog.TableIdentifier; +import org.apache.seatunnel.api.table.catalog.TablePath; +import org.apache.seatunnel.api.table.catalog.TableSchema; +import org.apache.seatunnel.api.table.catalog.exception.CatalogException; +import org.apache.seatunnel.api.table.catalog.exception.DatabaseAlreadyExistException; +import org.apache.seatunnel.api.table.catalog.exception.DatabaseNotExistException; +import org.apache.seatunnel.api.table.catalog.exception.TableAlreadyExistException; +import org.apache.seatunnel.api.table.catalog.exception.TableNotExistException; +import org.apache.seatunnel.connectors.seatunnel.hbase.client.HbaseClient; +import org.apache.seatunnel.connectors.seatunnel.hbase.config.HbaseParameters; + +import lombok.extern.slf4j.Slf4j; + +import java.util.Collections; +import java.util.HashMap; +import java.util.List; +import java.util.Map; +import java.util.Optional; +import java.util.stream.Collectors; + +import static com.google.common.base.Preconditions.checkNotNull; + +/** Hbase catalog implementation. */ +@Slf4j +public class HbaseCatalog implements Catalog { + + private final String catalogName; + private final String defaultDatabase; + private final HbaseParameters hbaseParameters; + + private HbaseClient hbaseClient; + + public HbaseCatalog( + String catalogName, String defaultDatabase, HbaseParameters hbaseParameters) { + this.catalogName = checkNotNull(catalogName, "catalogName cannot be null"); + this.defaultDatabase = defaultDatabase; + this.hbaseParameters = checkNotNull(hbaseParameters, "Hbase Config cannot be null"); + } + + @Override + public void open() throws CatalogException { + try { + hbaseClient = HbaseClient.createInstance(hbaseParameters); + } catch (Exception e) { + throw new CatalogException(String.format("Failed to open catalog %s", catalogName), e); + } + } + + @Override + public void close() throws CatalogException { + hbaseClient.close(); + } + + @Override + public String name() { + return catalogName; + } + + @Override + public String getDefaultDatabase() throws CatalogException { + return defaultDatabase; + } + + @Override + public boolean databaseExists(String databaseName) throws CatalogException { + return hbaseClient.databaseExists(databaseName); + } + + @Override + public List<String> listDatabases() throws CatalogException { + return hbaseClient.listDatabases(); + } + + @Override + public List<String> listTables(String databaseName) + throws CatalogException, DatabaseNotExistException { + if (!databaseExists(databaseName)) { + throw new DatabaseNotExistException(catalogName, databaseName); + } + return hbaseClient.listTables(databaseName); + } + + @Override + public boolean tableExists(TablePath tablePath) throws CatalogException { + checkNotNull(tablePath); + return hbaseClient.tableExists(tablePath.getTableName()); + } + + @Override + public CatalogTable getTable(TablePath tablePath) + throws CatalogException, TableNotExistException { + checkNotNull(tablePath, "tablePath cannot be null"); + // Hbase cannot retrieve the columns of the table + return CatalogTable.of( Review Comment: Already modified -- 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. To unsubscribe, e-mail: commits-unsubscr...@seatunnel.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org
