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				+package com.aliyun.odps.spark.zhp.util; 
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				+ 
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				+import com.alibaba.fastjson.JSONObject; 
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				+ 
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				+import java.util.HashMap; 
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				+import java.util.Map; 
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				+public class AdUtil { 
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				+ 
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				+    /** 
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				+     * 将线上metaFeature中的Key替换为大数据表中的Key,用于定位问题 
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				+     */ 
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				+    public static JSONObject keyReplace(JSONObject featureJson) { 
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				+        JSONObject newJson = new JSONObject(); 
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				+        Map<String, String> keyMap = new HashMap<String, String>() {{ 
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				+            put("alg_cid_feature_basic_info", "b1_feature"); 
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				+            put("alg_cid_feature_adver_action", "b2_feature"); 
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				+            put("alg_cid_feature_cid_action", "b3_feature"); 
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				+            put("alg_cid_feature_region_action", "b4_feature"); 
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				+            put("alg_cid_feature_app_action", "b5_feature"); 
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				+            put("alg_cid_feature_week_action", "b6_feature"); 
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				+            put("alg_cid_feature_hour_action", "b7_feature"); 
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				+            put("alg_cid_feature_brand_action", "b8_feature"); 
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				+            put("alg_cid_feature_weChatVersion_action", "b9_feature"); 
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				+            put("alg_mid_feature_ad_action", "c1_feature"); 
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				+            put("alg_cid_feature_vid_cf", "d1_feature"); 
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				+            put("alg_cid_feature_vid_cf_rank", "d2_feature"); 
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				+            put("alg_vid_feature_basic_info", "d3_feature"); 
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				+            put("alg_mid_feature_return_tags", "e1_feature"); 
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				+            put("alg_mid_feature_share_tags", "e2_feature"); 
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				+        }}; 
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				+ 
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				+        for (Map.Entry<String, Object> entry : featureJson.entrySet()) { 
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				+            String key = keyMap.getOrDefault(entry.getKey(), entry.getKey()); 
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				+            newJson.put(key, entry.getValue()); 
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				+        } 
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				+ 
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				+        return newJson; 
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				+    } 
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				+ 
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				+} 
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