| /* |
| * 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. |
| */ |
| |
| import StringBuilder from './StringBuilder'; |
| |
| /** |
| * Properties generation entry point. |
| */ |
| export default class IgnitePropertiesGenerator { |
| _collectProperties(bean) { |
| const props = []; |
| |
| // Append properties for complex object. |
| const processBean = (bean) => { |
| const newProps = _.difference(this._collectProperties(bean), props); |
| |
| if (!_.isEmpty(newProps)) { |
| props.push(...newProps); |
| |
| if (!_.isEmpty(_.last(props))) |
| props.push(''); |
| } |
| }; |
| |
| // Append properties from item. |
| const processItem = (item) => { |
| switch (item.clsName) { |
| case 'PROPERTY': |
| case 'PROPERTY_CHAR': |
| case 'PROPERTY_INT': |
| props.push(..._.difference([`${item.value}=${item.hint}`], props)); |
| |
| break; |
| case 'BEAN': |
| case 'DATA_SOURCE': |
| processBean(item.value); |
| |
| break; |
| case 'ARRAY': |
| case 'COLLECTION': |
| _.forEach(item.items, processBean); |
| |
| break; |
| case 'MAP': |
| // Generate properties for all objects in keys and values of map. |
| _.forEach(item.entries, (entry) => { |
| processBean(entry.name); |
| processBean(entry.value); |
| }); |
| |
| break; |
| default: |
| // No-op. |
| } |
| }; |
| |
| // Generate properties for object arguments. |
| _.forEach(_.get(bean, 'arguments'), processItem); |
| |
| // Generate properties for object properties. |
| _.forEach(_.get(bean, 'properties'), processItem); |
| |
| return props; |
| } |
| |
| generate(cfg) { |
| const lines = this._collectProperties(cfg); |
| |
| if (_.isEmpty(lines)) |
| return null; |
| |
| const sb = new StringBuilder(); |
| |
| sb.append(`# ${sb.generatedBy()}`).emptyLine(); |
| |
| _.forEach(lines, (line) => sb.append(line)); |
| |
| return sb.asString(); |
| } |
| } |