58 lines
1.8 KiB
Java
58 lines
1.8 KiB
Java
package com.platform.common.utils;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.Iterator;
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import java.util.List;
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import java.util.Map;
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import org.apache.commons.lang.StringUtils;
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import net.sf.json.JSONArray;
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import net.sf.json.JSONObject;
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/**
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* Map工具类
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*/
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public class MapUtils extends HashMap<String, Object> {
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@Override
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public MapUtils put(String key, Object value) {
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super.put(key, value);
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return this;
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}
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public static Map<String, Object> json2map(String jsonStr) {
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Map<String, Object> map = new HashMap<>();
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jsonStr = jsonStr.replaceAll("null", "\"\"");
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if(StringUtils.isNotBlank(jsonStr)){
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//最外层解析
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JSONObject json = JSONObject.fromObject(jsonStr);
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if(json==null || json.isNullObject()){
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return null;
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}
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for (Object k : json.keySet()) {
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Object v = json.get(k);
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//如果内层还是数组的话，继续解析
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if((v instanceof JSONArray)) {
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List<Map<String, Object>> list = new ArrayList<Map<String, Object>>();
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Iterator<JSONObject> it = ((JSONArray) v).iterator();
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while (it.hasNext()) {
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JSONObject json2 = it.next();
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Map<String, Object> m = json2map(json2.toString());
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if(m!=null && m.size()>0){
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list.add(m);
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}
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}
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map.put(k.toString(), list);
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}else{
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map.put(k.toString(), (v==null || v.equals(null)) ? "":v);
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}
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}
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return map;
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}else{
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return null;
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}
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}
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}
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