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  • json解析对象

    package com.tobiasy.toolkit.json;
    
    import com.alibaba.fastjson.JSONObject;
    import com.tobiasy.toolkit.common.Generate;
    import com.tobiasy.toolkit.enums.BeanPrefix;
    import com.tobiasy.toolkit.reflect.ReflectUtils;
    
    import java.lang.reflect.Field;
    import java.lang.reflect.Method;
    import java.util.Iterator;
    import java.util.List;
    import java.util.Set;
    
    import static com.tobiasy.toolkit.common.StringUtils.capitalizeCase;
    
    /**
     * @author tobiasy
     *         若需要解析对象属性中的Object属性,在该对象中配置@JsonObjectMark或者extends JsonObjectMark即可
     */
    public class JsonUtils {
        public static String toJson(Object object) {
            return new JsonObject(object).toJson();
        }
    
        public static <T> T parseJson(String toJson, Class<T> clazz) {
            T t = null;
            JSONObject parse = null;
            try {
                t = clazz.newInstance();
                parse = (JSONObject)JSONObject.parse(toJson);
            } catch (InstantiationException e) {
                e.printStackTrace();
            } catch (IllegalAccessException e) {
                e.printStackTrace();
            } catch (RuntimeException e) {
                e.printStackTrace();
            }
            Set<String> set = parse.keySet();
            Iterator<String> iterator = set.iterator();
            while (iterator.hasNext()) {
                String key = iterator.next();
                Object o = parse.get(key);
                try {
                    JSONObject json = (JSONObject) JSONObject.parse(o.toString());
                    Field field = clazz.getField(key);
                    o = parseJson(json.toJSONString(), field.getType());
                } catch (Exception e) {}
                Method method = ReflectUtils.findMethod(clazz, Generate.toGetter(key));
                ReflectUtils.invoke(t, Generate.toSetter(key), method.getReturnType(), o);
            }
            return t;
        }
    }
    
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  • 原文地址:https://www.cnblogs.com/tobiasy/p/9846661.html
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