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Refactor column commands in Gavitino CLI
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clients/cli/src/main/java/org/apache/gravitino/cli/ColumnCommandHandler.java
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| /* | ||
| * 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.gravitino.cli; | ||
|
|
||
| import com.google.common.collect.Lists; | ||
| import java.util.List; | ||
| import org.apache.commons.cli.CommandLine; | ||
| import org.apache.gravitino.cli.commands.Command; | ||
|
|
||
| /** Handles the command execution for Columns based on command type and the command line options. */ | ||
| public class ColumnCommandHandler extends CommandHandler { | ||
| private final GravitinoCommandLine gravitinoCommandLine; | ||
| private final CommandLine line; | ||
| private final String command; | ||
| private final boolean ignore; | ||
| private final String url; | ||
| private final FullName name; | ||
| private final String metalake; | ||
| private final String catalog; | ||
| private final String schema; | ||
| private final String table; | ||
| private String column; | ||
|
|
||
| /** | ||
| * Constructs a {@link ColumnCommandHandler} instance. | ||
| * | ||
| * @param gravitinoCommandLine The Gravitino command line instance. | ||
| * @param line The command line arguments. | ||
| * @param command The command to execute. | ||
| * @param ignore Ignore server version mismatch. | ||
| */ | ||
| public ColumnCommandHandler( | ||
| GravitinoCommandLine gravitinoCommandLine, CommandLine line, String command, boolean ignore) { | ||
| this.gravitinoCommandLine = gravitinoCommandLine; | ||
| this.line = line; | ||
| this.command = command; | ||
| this.ignore = ignore; | ||
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|
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| this.url = gravitinoCommandLine.getUrl(); | ||
| this.name = new FullName(line); | ||
| this.metalake = name.getMetalakeName(); | ||
| this.catalog = name.getCatalogName(); | ||
| this.schema = name.getSchemaName(); | ||
| this.table = name.getTableName(); | ||
| } | ||
|
|
||
| /** Handles the command execution logic based on the provided command. */ | ||
| @Override | ||
| protected void handle() { | ||
| String userName = line.getOptionValue(GravitinoOptions.LOGIN); | ||
| Command.setAuthenticationMode(gravitinoCommandLine.getAuth(), userName); | ||
|
|
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| List<String> missingEntities = Lists.newArrayList(); | ||
| if (catalog == null) missingEntities.add(CommandEntities.CATALOG); | ||
| if (schema == null) missingEntities.add(CommandEntities.SCHEMA); | ||
| if (table == null) missingEntities.add(CommandEntities.TABLE); | ||
|
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||
| if (CommandActions.LIST.equals(command)) { | ||
| checkEntities(missingEntities); | ||
| handleListCommand(); | ||
| return; | ||
| } | ||
|
|
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| this.column = name.getColumnName(); | ||
| if (column == null) missingEntities.add(CommandEntities.COLUMN); | ||
| checkEntities(missingEntities); | ||
|
|
||
| if (!executeCommand()) { | ||
| System.err.println(ErrorMessages.UNSUPPORTED_ACTION); | ||
| Main.exit(-1); | ||
| } | ||
| } | ||
|
|
||
| /** | ||
| * Executes the specific command based on the command type. | ||
| * | ||
| * @return true if the command is supported, false otherwise | ||
| */ | ||
| private boolean executeCommand() { | ||
| switch (command) { | ||
| case CommandActions.DETAILS: | ||
| handleDetailsCommand(); | ||
| return true; | ||
|
|
||
| case CommandActions.CREATE: | ||
| handleCreateCommand(); | ||
| return true; | ||
|
|
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| case CommandActions.DELETE: | ||
| handleDeleteCommand(); | ||
| return true; | ||
|
|
||
| case CommandActions.UPDATE: | ||
| handleUpdateCommand(); | ||
| return true; | ||
|
|
||
| default: | ||
| return false; | ||
| } | ||
| } | ||
|
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||
| /** Handles the "DETAILS" command. */ | ||
| private void handleDetailsCommand() { | ||
| if (line.hasOption(GravitinoOptions.AUDIT)) { | ||
| gravitinoCommandLine | ||
| .newColumnAudit(url, ignore, metalake, catalog, schema, table, column) | ||
| .validate() | ||
| .handle(); | ||
| } else { | ||
| System.err.println(ErrorMessages.UNSUPPORTED_ACTION); | ||
| Main.exit(-1); | ||
| } | ||
| } | ||
|
|
||
| /** Handles the "CREATE" command. */ | ||
| private void handleCreateCommand() { | ||
| String datatype = line.getOptionValue(GravitinoOptions.DATATYPE); | ||
| String comment = line.getOptionValue(GravitinoOptions.COMMENT); | ||
| String position = line.getOptionValue(GravitinoOptions.POSITION); | ||
| boolean nullable = | ||
| !line.hasOption(GravitinoOptions.NULL) | ||
| || line.getOptionValue(GravitinoOptions.NULL).equals("true"); | ||
| boolean autoIncrement = | ||
| line.hasOption(GravitinoOptions.AUTO) | ||
| && line.getOptionValue(GravitinoOptions.AUTO).equals("true"); | ||
| String defaultValue = line.getOptionValue(GravitinoOptions.DEFAULT); | ||
|
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||
| gravitinoCommandLine | ||
| .newAddColumn( | ||
| url, | ||
| ignore, | ||
| metalake, | ||
| catalog, | ||
| schema, | ||
| table, | ||
| column, | ||
| datatype, | ||
| comment, | ||
| position, | ||
| nullable, | ||
| autoIncrement, | ||
| defaultValue) | ||
| .validate() | ||
| .handle(); | ||
| } | ||
|
|
||
| /** Handles the "DELETE" command. */ | ||
| private void handleDeleteCommand() { | ||
| gravitinoCommandLine | ||
| .newDeleteColumn(url, ignore, metalake, catalog, schema, table, column) | ||
| .validate() | ||
| .handle(); | ||
| } | ||
|
|
||
| /** Handles the "UPDATE" command. */ | ||
| private void handleUpdateCommand() { | ||
| if (line.hasOption(GravitinoOptions.COMMENT)) { | ||
| String comment = line.getOptionValue(GravitinoOptions.COMMENT); | ||
| gravitinoCommandLine | ||
| .newUpdateColumnComment(url, ignore, metalake, catalog, schema, table, column, comment) | ||
| .validate() | ||
| .handle(); | ||
| } | ||
| if (line.hasOption(GravitinoOptions.RENAME)) { | ||
| String newName = line.getOptionValue(GravitinoOptions.RENAME); | ||
| gravitinoCommandLine | ||
| .newUpdateColumnName(url, ignore, metalake, catalog, schema, table, column, newName) | ||
| .validate() | ||
| .handle(); | ||
| } | ||
| if (line.hasOption(GravitinoOptions.DATATYPE) && !line.hasOption(GravitinoOptions.DEFAULT)) { | ||
| String datatype = line.getOptionValue(GravitinoOptions.DATATYPE); | ||
| gravitinoCommandLine | ||
| .newUpdateColumnDatatype(url, ignore, metalake, catalog, schema, table, column, datatype) | ||
| .validate() | ||
| .handle(); | ||
| } | ||
| if (line.hasOption(GravitinoOptions.POSITION)) { | ||
| String position = line.getOptionValue(GravitinoOptions.POSITION); | ||
| gravitinoCommandLine | ||
| .newUpdateColumnPosition(url, ignore, metalake, catalog, schema, table, column, position) | ||
| .validate() | ||
| .handle(); | ||
| } | ||
| if (line.hasOption(GravitinoOptions.NULL)) { | ||
| boolean nullable = line.getOptionValue(GravitinoOptions.NULL).equals("true"); | ||
| gravitinoCommandLine | ||
| .newUpdateColumnNullability( | ||
| url, ignore, metalake, catalog, schema, table, column, nullable) | ||
| .validate() | ||
| .handle(); | ||
| } | ||
| if (line.hasOption(GravitinoOptions.AUTO)) { | ||
| boolean autoIncrement = line.getOptionValue(GravitinoOptions.AUTO).equals("true"); | ||
| gravitinoCommandLine | ||
| .newUpdateColumnAutoIncrement( | ||
| url, ignore, metalake, catalog, schema, table, column, autoIncrement) | ||
| .validate() | ||
| .handle(); | ||
| } | ||
| if (line.hasOption(GravitinoOptions.DEFAULT)) { | ||
| String defaultValue = line.getOptionValue(GravitinoOptions.DEFAULT); | ||
| String dataType = line.getOptionValue(GravitinoOptions.DATATYPE); | ||
| gravitinoCommandLine | ||
| .newUpdateColumnDefault( | ||
| url, ignore, metalake, catalog, schema, table, column, defaultValue, dataType) | ||
| .validate() | ||
| .handle(); | ||
| } | ||
| } | ||
|
|
||
| /** Handles the "LIST" command. */ | ||
| private void handleListCommand() { | ||
| gravitinoCommandLine | ||
| .newListColumns(url, ignore, metalake, catalog, schema, table) | ||
| .validate() | ||
| .handle(); | ||
| } | ||
| } |
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