本文整理了Java中com.fasterxml.jackson.databind.node.ObjectNode.nullNode()方法的一些代码示例，展示了ObjectNode.nullNode()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。ObjectNode.nullNode()方法的具体详情如下：
包路径：com.fasterxml.jackson.databind.node.ObjectNode
类名称：ObjectNode
方法名：nullNode

ObjectNode.nullNode介绍

暂无

代码示例

代码示例来源：origin: redisson/redisson

/**
 * @return This node (to allow chaining)
 */
public ObjectNode putNull(String fieldName)
{
  _children.put(fieldName, nullNode());
  return this;
}

代码示例来源：origin: redisson/redisson

/**
 * Method for replacing value of specific property with passed
 * value, and returning value (or null if none).
 *
 * @param fieldName Property of which value to replace
 * @param value Value to set property to, replacing old value if any
 * 
 * @return Old value of the property; null if there was no such property
 *   with value
 * 
 * @since 2.1
 */
public JsonNode replace(String fieldName, JsonNode value)
{
  if (value == null) { // let's not store 'raw' nulls but nodes
    value = nullNode();
  }
  return _children.put(fieldName, value);
}

代码示例来源：origin: redisson/redisson

/**
 * Method that will set specified field, replacing old value, if any.
 * Note that this is identical to {@link #replace(String, JsonNode)},
 * except for return value.
 *<p>
 * NOTE: added to replace those uses of {@link #put(String, JsonNode)}
 * where chaining with 'this' is desired.
 *
 * @param value to set field to; if null, will be converted
 *   to a {@link NullNode} first  (to remove field entry, call
 *   {@link #remove} instead)
 *
 * @return This node after adding/replacing property value (to allow chaining)
 *
 * @since 2.1
 */
public JsonNode set(String fieldName, JsonNode value)
{
  if (value == null) {
    value = nullNode();
  }
  _children.put(fieldName, value);
  return this;
}

代码示例来源：origin: redisson/redisson

/**
 * Method that will set specified field, replacing old value, if any.
 *
 * @param value to set field to; if null, will be converted
 *   to a {@link NullNode} first  (to remove field entry, call
 *   {@link #remove} instead)
 *   
 * @return Old value of the field, if any; null if there was no
 *   old value.
 *   
 * @deprecated Since 2.4 use either {@link #set(String,JsonNode)} or {@link #replace(String,JsonNode)},
 */
@Deprecated
public JsonNode put(String fieldName, JsonNode value)
{
  if (value == null) { // let's not store 'raw' nulls but nodes
    value = nullNode();
  }
  return _children.put(fieldName, value);
}

代码示例来源：origin: redisson/redisson

/**
 * Method for adding given properties to this object node, overriding
 * any existing values for those properties.
 * 
 * @param properties Properties to add
 * 
 * @return This node after adding/replacing property values (to allow chaining)
 *
 * @since 2.1
 */
public JsonNode setAll(Map<String,? extends JsonNode> properties)
{
  for (Map.Entry<String,? extends JsonNode> en : properties.entrySet()) {
    JsonNode n = en.getValue();
    if (n == null) {
      n = nullNode();
    }
    _children.put(en.getKey(), n);
  }
  return this;
}

代码示例来源：origin: redisson/redisson

/**
 * Alternative method that we need to avoid bumping into NPE issues
 * with auto-unboxing.
 * 
 * @return This node (to allow chaining)
 */
public ObjectNode put(String fieldName, Short v) {
  return _put(fieldName, (v == null) ? nullNode()
      : numberNode(v.shortValue()));
}

代码示例来源：origin: redisson/redisson

/**
 * Alternative method that we need to avoid bumping into NPE issues
 * with auto-unboxing.
 * 
 * @return This node (to allow chaining)
 */
public ObjectNode put(String fieldName, Boolean v) {
  return _put(fieldName, (v == null) ? nullNode()
      : booleanNode(v.booleanValue()));
}

代码示例来源：origin: redisson/redisson

/**
 * Alternative method that we need to avoid bumping into NPE issues
 * with auto-unboxing.
 * 
 * @return This node (to allow chaining)
 */
public ObjectNode put(String fieldName, Integer v) {
  return _put(fieldName, (v == null) ? nullNode()
      : numberNode(v.intValue()));
}

代码示例来源：origin: redisson/redisson

/**
 * Alternative method that we need to avoid bumping into NPE issues
 * with auto-unboxing.
 * 
 * @return This node (to allow chaining)
 */
public ObjectNode put(String fieldName, Float v) {
  return _put(fieldName, (v == null) ? nullNode()
      : numberNode(v.floatValue()));
}

代码示例来源：origin: redisson/redisson

/**
 * Alternative method that we need to avoid bumping into NPE issues
 * with auto-unboxing.
 * 
 * @return This node (to allow chaining)
 */
public ObjectNode put(String fieldName, Double v) {
  return _put(fieldName, (v == null) ? nullNode()
      : numberNode(v.doubleValue()));
}

代码示例来源：origin: redisson/redisson

/**
 * Method for setting value of a field to specified numeric value.
 * 
 * @return This node (to allow chaining)
 */
public ObjectNode put(String fieldName, BigDecimal v) {
  return _put(fieldName, (v == null) ? nullNode()
      : numberNode(v));
}

代码示例来源：origin: redisson/redisson

/**
 * Method for setting value of a field to specified String value.
 * 
 * @return This node (to allow chaining)
 */
public ObjectNode put(String fieldName, String v) {
  return _put(fieldName, (v == null) ? nullNode()
      : textNode(v));
}

代码示例来源：origin: redisson/redisson

/**
 * Method for setting value of a field to specified binary value
 * 
 * @return This node (to allow chaining)
 */
public ObjectNode put(String fieldName, byte[] v) {
  return _put(fieldName, (v == null) ? nullNode()
      : binaryNode(v));
}

代码示例来源：origin: redisson/redisson

/**
 * Method for setting value of a field to specified numeric value.
 * The underlying {@link JsonNode} that will be added is constructed
 * using {@link JsonNodeFactory#numberNode(Long)}, and may be
 *  "smaller" (like {@link IntNode}) in cases where value fits within
 *  range of a smaller integral numeric value.
 * <p>
 * Note that this is alternative to {@link #put(String, long)} needed to avoid
 * bumping into NPE issues with auto-unboxing.
 * 
 * @return This node (to allow chaining)
 */
public ObjectNode put(String fieldName, Long v) {
  return _put(fieldName, (v == null) ? nullNode()
      : numberNode(v.longValue()));
}

代码示例来源：origin: redisson/redisson

/**
 * Method for setting value of a field to specified numeric value.
 * 
 * @return This node (to allow chaining)
 *
 * @since 2.9
 */
public ObjectNode put(String fieldName, BigInteger v) {
  return _put(fieldName, (v == null) ? nullNode()
      : numberNode(v));
}

代码示例来源：origin: bootique/bootique

@Override
void writeChildValue(String childName, String value) {
  JsonNode childNode = value == null ? node.nullNode() : node.textNode(value);
  writeChild(childName, childNode);
}

代码示例来源：origin: com.jwebmp.jackson.core/jackson-databind

/**
 * @return This node (to allow chaining)
 */
public ObjectNode putNull(String fieldName)
{
  _children.put(fieldName, nullNode());
  return this;
}

代码示例来源：origin: com.eclipsesource.jaxrs/jersey-all

/**
 * Alternative method that we need to avoid bumping into NPE issues
 * with auto-unboxing.
 * 
 * @return This node (to allow chaining)
 */
public ObjectNode put(String fieldName, Integer v) {
  return _put(fieldName, (v == null) ? nullNode()
      : numberNode(v.intValue()));
}

代码示例来源：origin: com.jwebmp.jackson.core/jackson-databind

/**
 * Alternative method that we need to avoid bumping into NPE issues
 * with auto-unboxing.
 * 
 * @return This node (to allow chaining)
 */
public ObjectNode put(String fieldName, Boolean v) {
  return _put(fieldName, (v == null) ? nullNode()
      : booleanNode(v.booleanValue()));
}

代码示例来源：origin: com.jwebmp.jackson.core/jackson-databind

/**
 * Method for setting value of a field to specified numeric value.
 * 
 * @return This node (to allow chaining)
 */
public ObjectNode put(String fieldName, BigDecimal v) {
  return _put(fieldName, (v == null) ? nullNode()
      : numberNode(v));
}