Java 将JsonNodes数组链接到ArrayNode
我有一个Java 将JsonNodes数组链接到ArrayNode,java,json,jackson,Java,Json,Jackson,我有一个ArrayNode,看起来像这样: [{ "A": "a", "B": "b", "C": "c" }] final ObjectNode jsonNode = nodeFactory.objectNode(); jsonNode.set(name) // name == "D", but method prototype is set(string, JsonNode) arrayNode.add(jsonNode); 我想手动添加JsonNodes的数组:
ArrayNode
,看起来像这样:
[{
"A": "a",
"B": "b",
"C": "c"
}]
final ObjectNode jsonNode = nodeFactory.objectNode();
jsonNode.set(name) // name == "D", but method prototype is set(string, JsonNode)
arrayNode.add(jsonNode);
我想手动添加JsonNode
s的数组:
[{
"A": "a",
"B": "b",
"C": "c",
"D": [{
"D": "d",
"e": "e"
}]
}]
我在考虑这样做:
[{
"A": "a",
"B": "b",
"C": "c"
}]
final ObjectNode jsonNode = nodeFactory.objectNode();
jsonNode.set(name) // name == "D", but method prototype is set(string, JsonNode)
arrayNode.add(jsonNode);
问题是
set
方法必须将JsonNode
作为第二个参数。我只想创建“D”键,以便此后链接其他JsonNodes。我缺少什么?在将值推入ObjectNode
之前,需要创建成员节点。它只是将键/值保留在地图中
的幕后
ObjectNode node = nodeFactory.objectNode();
node.set("D", buildArrayNode());
...
private ArrayNode buildArrayNode() {
// build your node here
ArrayNode arrayNode = nodeFactory.arrayNode();
arrayNode.add(...);
}