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add methods
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@@ -1,5 +1,7 @@
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package cn.hutool.json;
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import cn.hutool.core.util.StrUtil;
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import java.io.Serializable;
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/**
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@@ -39,6 +41,6 @@ public class JSONNull implements Serializable{
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*/
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@Override
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public String toString() {
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return "null";
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return StrUtil.NULL;
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}
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}
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