org.apache.flink.shaded.jackson2.com.fasterxml.jackson.databind.JsonNode.isObject()方法的使用及代码示例

x33g5p2x  于2022-01-22 转载在 其他  
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本文整理了Java中org.apache.flink.shaded.jackson2.com.fasterxml.jackson.databind.JsonNode.isObject()方法的一些代码示例，展示了JsonNode.isObject()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。JsonNode.isObject()方法的具体详情如下：
包路径：org.apache.flink.shaded.jackson2.com.fasterxml.jackson.databind.JsonNode
类名称：JsonNode
方法名：isObject

JsonNode.isObject介绍

暂无

代码示例

代码示例来源：origin: apache/flink

private static TypeInformation<Row> convertObject(String location, JsonNode node, JsonNode root) {
  // validate properties
  if (!node.has(PROPERTIES)) {
    return Types.ROW();
  }
  if (!node.isObject()) {
    throw new IllegalArgumentException(
      "Invalid '" + PROPERTIES + "' property for object type in node: " + location);
  }
  final JsonNode props = node.get(PROPERTIES);
  final String[] names = new String[props.size()];
  final TypeInformation<?>[] types = new TypeInformation[props.size()];
  final Iterator<Map.Entry<String, JsonNode>> fieldIter = props.fields();
  int i = 0;
  while (fieldIter.hasNext()) {
    final Map.Entry<String, JsonNode> subNode = fieldIter.next();
    // set field name
    names[i] = subNode.getKey();
    // set type
    types[i] = convertType(location + '/' + subNode.getKey(), subNode.getValue(), root);
    i++;
  }
  // validate that object does not contain additional properties
  if (node.has(ADDITIONAL_PROPERTIES) && node.get(ADDITIONAL_PROPERTIES).isBoolean() &&
      node.get(ADDITIONAL_PROPERTIES).asBoolean()) {
    throw new IllegalArgumentException(
      "An object must not allow additional properties in node: " + location);
  }
  return Types.ROW_NAMED(names, types);
}

代码示例来源：origin: apache/flink

private static TypeInformation<?> convertArray(String location, JsonNode node, JsonNode root) {
  // validate items
  if (!node.has(ITEMS)) {
    throw new IllegalArgumentException(
      "Arrays must specify an '" + ITEMS + "' property in node: " + location);
  }
  final JsonNode items = node.get(ITEMS);
  // list (translated to object array)
  if (items.isObject()) {
    final TypeInformation<?> elementType = convertType(
      location + '/' + ITEMS,
      items,
      root);
    // result type might either be ObjectArrayTypeInfo or BasicArrayTypeInfo for Strings
    return Types.OBJECT_ARRAY(elementType);
  }
  // tuple (translated to row)
  else if (items.isArray()) {
    final TypeInformation<?>[] types = convertTypes(location + '/' + ITEMS, items, root);
    // validate that array does not contain additional items
    if (node.has(ADDITIONAL_ITEMS) && node.get(ADDITIONAL_ITEMS).isBoolean() &&
        node.get(ADDITIONAL_ITEMS).asBoolean()) {
      throw new IllegalArgumentException(
        "An array tuple must not allow additional items in node: " + location);
    }
    return Types.ROW(types);
  }
  throw new IllegalArgumentException(
    "Invalid type for '" + ITEMS + "' property in node: " + location);
}

代码示例来源：origin: com.alibaba.blink/flink-json

private static TypeInformation<Row> convertObject(String location, JsonNode node, JsonNode root) {
  // validate properties
  if (!node.has(PROPERTIES)) {
    return Types.ROW();
  }
  if (!node.isObject()) {
    throw new IllegalArgumentException(
      "Invalid '" + PROPERTIES + "' property for object type in node: " + location);
  }
  final JsonNode props = node.get(PROPERTIES);
  final String[] names = new String[props.size()];
  final TypeInformation<?>[] types = new TypeInformation[props.size()];
  final Iterator<Map.Entry<String, JsonNode>> fieldIter = props.fields();
  int i = 0;
  while (fieldIter.hasNext()) {
    final Map.Entry<String, JsonNode> subNode = fieldIter.next();
    // set field name
    names[i] = subNode.getKey();
    // set type
    types[i] = convertType(location + '/' + subNode.getKey(), subNode.getValue(), root);
    i++;
  }
  // validate that object does not contain additional properties
  if (node.has(ADDITIONAL_PROPERTIES) && node.get(ADDITIONAL_PROPERTIES).isBoolean() &&
      node.get(ADDITIONAL_PROPERTIES).asBoolean()) {
    throw new IllegalArgumentException(
      "An object must not allow additional properties in node: " + location);
  }
  return Types.ROW_NAMED(names, types);
}

代码示例来源：origin: org.apache.flink/flink-json

private static TypeInformation<Row> convertObject(String location, JsonNode node, JsonNode root) {
  // validate properties
  if (!node.has(PROPERTIES)) {
    return Types.ROW();
  }
  if (!node.isObject()) {
    throw new IllegalArgumentException(
      "Invalid '" + PROPERTIES + "' property for object type in node: " + location);
  }
  final JsonNode props = node.get(PROPERTIES);
  final String[] names = new String[props.size()];
  final TypeInformation<?>[] types = new TypeInformation[props.size()];
  final Iterator<Map.Entry<String, JsonNode>> fieldIter = props.fields();
  int i = 0;
  while (fieldIter.hasNext()) {
    final Map.Entry<String, JsonNode> subNode = fieldIter.next();
    // set field name
    names[i] = subNode.getKey();
    // set type
    types[i] = convertType(location + '/' + subNode.getKey(), subNode.getValue(), root);
    i++;
  }
  // validate that object does not contain additional properties
  if (node.has(ADDITIONAL_PROPERTIES) && node.get(ADDITIONAL_PROPERTIES).isBoolean() &&
      node.get(ADDITIONAL_PROPERTIES).asBoolean()) {
    throw new IllegalArgumentException(
      "An object must not allow additional properties in node: " + location);
  }
  return Types.ROW_NAMED(names, types);
}

代码示例来源：origin: org.apache.flink/flink-json

private static TypeInformation<?> convertArray(String location, JsonNode node, JsonNode root) {
  // validate items
  if (!node.has(ITEMS)) {
    throw new IllegalArgumentException(
      "Arrays must specify an '" + ITEMS + "' property in node: " + location);
  }
  final JsonNode items = node.get(ITEMS);
  // list (translated to object array)
  if (items.isObject()) {
    final TypeInformation<?> elementType = convertType(
      location + '/' + ITEMS,
      items,
      root);
    // result type might either be ObjectArrayTypeInfo or BasicArrayTypeInfo for Strings
    return Types.OBJECT_ARRAY(elementType);
  }
  // tuple (translated to row)
  else if (items.isArray()) {
    final TypeInformation<?>[] types = convertTypes(location + '/' + ITEMS, items, root);
    // validate that array does not contain additional items
    if (node.has(ADDITIONAL_ITEMS) && node.get(ADDITIONAL_ITEMS).isBoolean() &&
        node.get(ADDITIONAL_ITEMS).asBoolean()) {
      throw new IllegalArgumentException(
        "An array tuple must not allow additional items in node: " + location);
    }
    return Types.ROW(types);
  }
  throw new IllegalArgumentException(
    "Invalid type for '" + ITEMS + "' property in node: " + location);
}

代码示例来源：origin: com.alibaba.blink/flink-json

private static TypeInformation<?> convertArray(String location, JsonNode node, JsonNode root) {
  // validate items
  if (!node.has(ITEMS)) {
    throw new IllegalArgumentException(
      "Arrays must specify an '" + ITEMS + "' property in node: " + location);
  }
  final JsonNode items = node.get(ITEMS);
  // list (translated to object array)
  if (items.isObject()) {
    final TypeInformation<?> elementType = convertType(
      location + '/' + ITEMS,
      items,
      root);
    // result type might either be ObjectArrayTypeInfo or BasicArrayTypeInfo for Strings
    return Types.OBJECT_ARRAY(elementType);
  }
  // tuple (translated to row)
  else if (items.isArray()) {
    final TypeInformation<?>[] types = convertTypes(location + '/' + ITEMS, items, root);
    // validate that array does not contain additional items
    if (node.has(ADDITIONAL_ITEMS) && node.get(ADDITIONAL_ITEMS).isBoolean() &&
        node.get(ADDITIONAL_ITEMS).asBoolean()) {
      throw new IllegalArgumentException(
        "An array tuple must not allow additional items in node: " + location);
    }
    return Types.ROW(types);
  }
  throw new IllegalArgumentException(
    "Invalid type for '" + ITEMS + "' property in node: " + location);
}

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