78 lines
1.8 KiB
Java
78 lines
1.8 KiB
Java
package com.zhgd.xmgl.util;
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import com.alibaba.fastjson.JSONObject;
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public class ThreadLocalUtil {
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private static final ThreadLocal<JSONObject> threadLocal = new ThreadLocal<>();
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private ThreadLocalUtil() {
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}
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public static void set(JSONObject str) {
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threadLocal.set(str);
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}
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public static JSONObject get() {
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return threadLocal.get();
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}
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public static JSONObject getNotNull() {
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if (get() == null) {
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threadLocal.set(new JSONObject());
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}
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return get();
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}
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public static <T> T getByKey(String key, Class<T> clz) {
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if (get() == null) {
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return null;
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}
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return (T) get().get(key);
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}
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public static void add(JSONObject str) {
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if (get() == null) {
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threadLocal.set(str);
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} else {
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get().putAll(str); // 合并两个JSONObject
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}
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}
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public static void addInKey(String key, Object val) {
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JSONObject jo = new JSONObject();
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jo.put(key, val);
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add(jo);
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}
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public static void addInKeyIfNotExist(String key, Object val) {
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JSONObject jo = getNotNull();
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if (!jo.containsKey(key)) {
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jo = new JSONObject();
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jo.put(key, val);
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add(jo);
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}
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}
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public static void remove() {
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threadLocal.remove();
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}
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public static void main(String[] args) {
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JSONObject jo = new JSONObject();
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jo.put("jo", "0");
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set(jo);
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System.out.println(threadLocal.get());
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JSONObject jo1 = new JSONObject();
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jo1.put("jo1", "1");
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set(jo1);
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System.out.println(threadLocal.get());
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JSONObject jo2 = new JSONObject();
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jo2.put("jo2", "2");
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add(jo2);
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System.out.println(threadLocal.get());
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}
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}
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