    001    /*
    002     * Licensed to the Apache Software Foundation (ASF) under one or more
    003     * contributor license agreements. See the NOTICE file distributed with
    004     * this work for additional information regarding copyright ownership.
    005     * The ASF licenses this file to You under the Apache license, Version 2.0
    006     * (the "License"); you may not use this file except in compliance with
    007     * the License. You may obtain a copy of the License at
    008     *
    009     *      http://www.apache.org/licenses/LICENSE-2.0
    010     *
    011     * Unless required by applicable law or agreed to in writing, software
    012     * distributed under the License is distributed on an "AS IS" BASIS,
    013     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    014     * See the license for the specific language governing permissions and
    015     * limitations under the license.
    016     */
    017    package org.apache.logging.log4j.nosql.appender;
    018
    019    import java.util.ArrayList;
    020    import java.util.Arrays;
    021    import java.util.HashMap;
    022    import java.util.List;
    023    import java.util.Map;
    024
    025    /**
    026     * Default implementation of {@link org.apache.logging.log4j.nosql.appender.NoSqlObject}. Most NoSQL Java APIs tend
    027     * to re-use the Map interface for storage and retrieval of the underlying JSON documents. Therefore, this
    028     * implementation is provided for convenience.
    029     */
    030    public class DefaultNoSqlObject implements NoSqlObject<Map<String, Object>> {
    031
    032        private final Map<String, Object> map;
    033
    034        public DefaultNoSqlObject() {
    035            this.map = new HashMap<String, Object>();
    036        }
    037
    038        @Override
    039        public void set(final String field, final Object value) {
    040            this.map.put(field, value);
    041        }
    042
    043        @Override
    044        public void set(final String field, final NoSqlObject<Map<String, Object>> value) {
    045            this.map.put(field, value.unwrap());
    046        }
    047
    048        @Override
    049        public void set(final String field, final Object[] values) {
    050            this.map.put(field, Arrays.asList(values));
    051        }
    052
    053        @Override
    054        public void set(final String field, final NoSqlObject<Map<String, Object>>[] values) {
    055            final List<Map<String, Object>> list = new ArrayList<Map<String, Object>>(values.length);
    056            for (final NoSqlObject<Map<String, Object>> value : values) {
    057                list.add(value.unwrap());
    058            }
    059            this.map.put(field, list);
    060        }
    061
    062        @Override
    063        public Map<String, Object> unwrap() {
    064            return this.map;
    065        }
    066    }