| /** |
| * 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 |
| * <p> |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * <p> |
| * 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.sqoop.testutil; |
| |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.Collections; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| |
| import static org.apache.commons.lang3.StringUtils.isEmpty; |
| |
| public class ArgumentArrayBuilder { |
| |
| private static final String PROPERTY_PREFIX = "-D"; |
| |
| private static final String OPTION_PREFIX = "--"; |
| |
| private static final String TOOL_ARG_SEPARATOR = "--"; |
| |
| private Map<String, Argument> properties; |
| |
| private Map<String, Argument> options; |
| |
| private Map<String, Argument> toolOptions; |
| |
| private boolean withCommonHadoopFlags; |
| |
| public ArgumentArrayBuilder() { |
| properties = new HashMap<>(); |
| options = new HashMap<>(); |
| toolOptions = new HashMap<>(); |
| } |
| |
| public ArgumentArrayBuilder withProperty(String name, String value) { |
| properties.put(name, new Argument(name, value)); |
| return this; |
| } |
| |
| public ArgumentArrayBuilder withProperty(String name) { |
| properties.put(name, new Argument(name)); |
| return this; |
| } |
| |
| public ArgumentArrayBuilder withOption(String name, String value) { |
| options.put(name, new Argument(name, value)); |
| return this; |
| } |
| |
| public ArgumentArrayBuilder withOption(String name) { |
| options.put(name, new Argument(name)); |
| return this; |
| } |
| |
| public ArgumentArrayBuilder withToolOption(String name, String value) { |
| toolOptions.put(name, new Argument(name, value)); |
| return this; |
| } |
| |
| public ArgumentArrayBuilder withToolOption(String name) { |
| toolOptions.put(name, new Argument(name)); |
| return this; |
| } |
| |
| public ArgumentArrayBuilder with(ArgumentArrayBuilder otherBuilder) { |
| properties.putAll(otherBuilder.properties); |
| options.putAll(otherBuilder.options); |
| toolOptions.putAll(otherBuilder.toolOptions); |
| return this; |
| } |
| |
| public ArgumentArrayBuilder withCommonHadoopFlags(boolean b) { |
| withCommonHadoopFlags = b; |
| return this; |
| } |
| |
| public ArgumentArrayBuilder withCommonHadoopFlags() { |
| withCommonHadoopFlags = true; |
| return this; |
| } |
| |
| /** |
| * Transforms the given options, properties and toolOptions to the command line format Sqoop expects, |
| * by adding dashes (--) and the capital D letter when it's necessary (in front of properties) |
| * @return String array that can be used to run tests |
| */ |
| public String[] build() { |
| List<String> result = new ArrayList<>(); |
| if (withCommonHadoopFlags) { |
| CommonArgs.addHadoopFlags(result); |
| } |
| if (!properties.isEmpty()) { |
| Collections.addAll(result, createArgumentArrayFromProperties(properties.values())); |
| } |
| if (!options.isEmpty()) { |
| Collections.addAll(result, createArgumentArrayFromOptions(options.values())); |
| } |
| if (!toolOptions.isEmpty()) { |
| result.add(TOOL_ARG_SEPARATOR); |
| Collections.addAll(result, createArgumentArrayFromOptions(toolOptions.values())); |
| } |
| return result.toArray(new String[result.size()]); |
| } |
| |
| private String[] createArgumentArrayFromProperties(Iterable<Argument> properties) { |
| List<String> result = new ArrayList<>(); |
| for (Argument property : properties) { |
| result.add(PROPERTY_PREFIX); |
| result.add(property.toString()); |
| } |
| return result.toArray(new String[result.size()]); |
| } |
| |
| private String[] createArgumentArrayFromOptions(Iterable<Argument> options) { |
| List<String> result = new ArrayList<>(); |
| for (Argument option : options) { |
| result.add(OPTION_PREFIX + option.getName()); |
| if (!isEmpty(option.getValue())) { |
| result.add(option.getValue()); |
| } |
| } |
| return result.toArray(new String[result.size()]); |
| } |
| |
| @Override |
| public String toString() { |
| return Arrays.toString(build()); |
| } |
| } |