com.hcl.domino.jnx.vertx.json.service.VertxJsonDeserializer Maven / Gradle / Ivy

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/*
 * ==========================================================================
 * Copyright (C) 2019-2022 HCL America, Inc. ( http://www.hcl.com/ )
 *                            All rights reserved.
 * ==========================================================================
 * Licensed 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 .
 *
 * 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 com.hcl.domino.jnx.vertx.json.service;

import java.text.MessageFormat;
import java.time.temporal.TemporalAccessor;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.TreeSet;

import com.fasterxml.jackson.datatype.jdk8.Jdk8Module;
import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
import com.hcl.domino.commons.json.AbstractJsonDeserializer;
import com.hcl.domino.commons.json.JsonUtil;
import com.hcl.domino.data.Document;
import com.hcl.domino.jnx.vertx.json.JnxTypesModule;
import com.hcl.domino.json.JsonSerializer;

import io.vertx.core.json.JsonObject;

/**
 * @author Jesse Gallagher
 * @since 1.0.9
 */
public class VertxJsonDeserializer extends AbstractJsonDeserializer {
  
  public VertxJsonDeserializer() {
    io.vertx.core.json.jackson.DatabindCodec.mapper().registerModule(new Jdk8Module());
    io.vertx.core.json.jackson.DatabindCodec.mapper().registerModule(new JavaTimeModule());
    io.vertx.core.json.jackson.DatabindCodec.mapper().registerModule(new JnxTypesModule());
  }
  
  private boolean areCompatibleTypes(final Object a, final Object b) {
    if (a == null || b == null) {
      return true;
    } else {
      return a.getClass().equals(b.getClass());
    }
  }
  
  @SuppressWarnings("unchecked")
  @Override
  public Document fromJson(Object json) {
    if(json instanceof JsonObject) {
      return fromJsonObject((JsonObject)json);
    } else if(json instanceof Map) {
      return fromJsonObject(new JsonObject((Map)json));
    }
    return super.fromJson(json);
  }

  @Override
  public Document fromJson(final String json) {
    final JsonObject jsonObj = new JsonObject(json);
    return fromJsonObject(jsonObj);
  }
  
  private Document fromJsonObject(JsonObject jsonObj) {
    final Document doc = this.targetDocument == null ? this.targetDatabase.createDocument() : this.targetDocument;
    final Set processedNames = new TreeSet<>(String.CASE_INSENSITIVE_ORDER);
    jsonObj.stream()
        .filter(entry -> !JsonSerializer.PROP_METADATA.equals(entry.getKey()))
        .forEach(entry -> {
          final String itemName = entry.getKey();
          processedNames.add(itemName);
          final Object value = entry.getValue();

          if (this.customProcessors.containsKey(itemName)) {
            this.customProcessors.get(itemName).apply(value, itemName, doc);
            return;
          }

          if (value == null) {
            doc.replaceItemValue(itemName, null);
          } else if (value instanceof Number) {
            doc.replaceItemValue(itemName, value);
          } else if (value instanceof CharSequence) {
            doc.replaceItemValue(itemName, JsonUtil.convertStringValue(doc.getParentDatabase().getParentDominoClient(),
                this.detectDateTime, this.dateTimeItems, itemName, value.toString()));
          } else if (value instanceof Boolean || boolean.class.equals(value.getClass())) {
            doc.replaceItemValue(itemName, (Boolean) value ? this.trueValue : this.falseValue);
          } else if(value instanceof TemporalAccessor) {
            doc.replaceItemValue(itemName, value);
          } else if (value instanceof Iterable) {
            final List