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的Java:如何轉換:的Java:轉換Java對象到JacksonJsonNode
從 對象的字符串(java.lang.Object中):
String [{"rule_id":7528,"name":"JAY_TEST_RULE"}]
要 JsonNode(com.fasterxml.jackson.databind .JsonNode):
{"rule_id":7528,"name":"JAY_TEST_RULE"}
My Attempts :
Using
Object actionInfoValue = memcachedObject.getDataForKey(actionInfoKey);
ObjectMapper mapper = new ObjectMapper();
actionInfo = mapper.convertValue(actionInfoValue,JsonNode.class);
OR
actionInfo = mapper.valueToTree(actionInfoValue.toString());
我得到
actionInfo = "[{\"rule_id\":7528,\"name\":\"JAY_TEST_RULE\"}]"
但我需要
actionInfo = {"rule_id":7528,"name":"JAY_TEST_RULE"}
[轉換Java對象到JsonNode傑克遜(http://stackoverflow.com/questions/11828368/convert-java-object-to-jsonnode-in-jackson) – DimaSan
的可能的複製[傑克遜可能的複製:有沒有辦法將POJO直接序列化爲treemodel?](http://stackoverflow.com/questions/6967583/jackson-is-there-a-way-to-serialize-pojos-directly-to-treemodel) – choasia
你的對象是一個數組,你可以將它轉換爲JsonArray – thepaulo