Java tutorial
/* * 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 parquet.tools.read; import com.google.common.collect.Maps; import java.util.Map; public class SimpleMapRecord extends SimpleRecord { @Override protected Object toJsonObject() { Map<String, Object> result = Maps.newLinkedHashMap(); for (NameValue value : values) { String key = null; Object val = null; for (NameValue kv : ((SimpleRecord) value.getValue()).values) { if (kv.getName().equals("key")) { key = (String) kv.getValue(); } else if (kv.getName().equals("value")) { val = toJsonValue(kv.getValue()); } } result.put(key, val); } return result; } }