From ab849f796bdc17236a95ea5fe5c166fb8f24a75c Mon Sep 17 00:00:00 2001
From: sws <15810472099@163.com>
Date: 星期六, 26 十一月 2022 16:12:02 +0800
Subject: [PATCH] 1
---
src/main/java/com/lf/server/helper/JsonHelper.java | 79 +++++++++++++++++++++++++++++++++++++++
1 files changed, 79 insertions(+), 0 deletions(-)
diff --git a/src/main/java/com/lf/server/helper/JsonHelper.java b/src/main/java/com/lf/server/helper/JsonHelper.java
new file mode 100644
index 0000000..ea75613
--- /dev/null
+++ b/src/main/java/com/lf/server/helper/JsonHelper.java
@@ -0,0 +1,79 @@
+package com.lf.server.helper;
+
+import com.alibaba.fastjson.JSONObject;
+import com.fasterxml.jackson.core.JsonParser;
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+import java.io.IOException;
+import java.util.LinkedHashMap;
+import java.util.List;
+
+/**
+ * Json甯姪绫�
+ * @author WWW
+ */
+public class JsonHelper {
+ /**
+ * json涓诧紝杞负LinkedHashMap
+ * @param json
+ * @return
+ * @throws IOException
+ */
+ @SuppressWarnings("unchecked")
+ public static LinkedHashMap<String, Object> json2Map(String json) throws IOException {
+ ObjectMapper mapper = new ObjectMapper();
+ mapper.configure(JsonParser.Feature.ALLOW_UNQUOTED_FIELD_NAMES, true).configure(JsonParser.Feature.ALLOW_SINGLE_QUOTES, true);
+ return mapper.readValue(json, LinkedHashMap.class);
+ }
+
+ /**
+ * 瀵硅薄杞琷son
+ * @param obj
+ * @return
+ * @throws IOException
+ */
+ public static String map2Json(Object obj) throws IOException {
+ ObjectMapper mapper = new ObjectMapper();
+ mapper.configure(JsonParser.Feature.ALLOW_UNQUOTED_FIELD_NAMES, true).configure(JsonParser.Feature.ALLOW_SINGLE_QUOTES, true);
+ return mapper.writeValueAsString(obj);
+ }
+
+ /**
+ * json涓诧紝杞负List<LinkedHashMap<String, Object>>
+ * @param json
+ * @return
+ * @throws IOException
+ */
+ @SuppressWarnings("unchecked")
+ public static List<LinkedHashMap<String, Object>> json2ListMap(String json) throws IOException {
+ ObjectMapper mapper = new ObjectMapper();
+ mapper.configure(JsonParser.Feature.ALLOW_UNQUOTED_FIELD_NAMES, true).configure(JsonParser.Feature.ALLOW_SINGLE_QUOTES, true);
+ return mapper.readValue(json, List.class);
+ }
+
+ /**
+ * 灏唈son瀛楃涓茶浆涓哄璞�
+ * @param json
+ * @param valueType
+ * @param <T>
+ * @return
+ * @throws IOException
+ */
+ public static <T> T json2Object(String json, Class<T> valueType) throws IOException {
+ ObjectMapper mapper = new ObjectMapper();
+ mapper.configure(JsonParser.Feature.ALLOW_UNQUOTED_FIELD_NAMES, true).configure(JsonParser.Feature.ALLOW_SINGLE_QUOTES, true);
+ return mapper.readValue(json, valueType);
+ }
+
+ /**
+ * fastjson 杞璞�
+ *
+ * @param obj
+ * @param valueType
+ * @param <T>
+ * @return
+ */
+ public static <T> T obj2Vo(Object obj, Class<T> valueType) {
+ return JSONObject.parseObject(JSONObject.toJSONString(obj), valueType);
+ }
+}
--
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