質問編集履歴
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test
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@@ -12,20 +12,4 @@
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org.springframework.validation.BindException: org.springframework.validation.BeanPropertyBindingResult: 1 errors
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Field error in object 'KakeiboForm' on field 'kingaku': rejected value []; codes [typeMismatch.KakeiboForm.kingaku,typeMismatch.kingaku,typeMismatch.int,typeMismatch]; arguments [org.springframework.context.support.DefaultMessageSourceResolvable: codes [KakeiboForm.kingaku,kingaku]; arguments []; default message [kingaku]]; default message [Failed to convert property value of type 'java.lang.String' to required type 'int' for property 'kingaku'; nested exception is **java.lang.NumberFormatException**: For input string: "
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備考：部分一致検索の機能を作ろうとしたときのエラー
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int kingaku==null //エラー内容：演算子 == は引数の型 int, null で未定義です
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kingaku.equals(null) //エラー内容：equals(null) を基本タイプ int で起動できません
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↑これにも関わるエラーだと思っています。
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Field error in object 'KakeiboForm' on field 'kingaku': rejected value []; codes [typeMismatch.KakeiboForm.kingaku,typeMismatch.kingaku,typeMismatch.int,typeMismatch]; arguments [org.springframework.context.support.DefaultMessageSourceResolvable: codes [KakeiboForm.kingaku,kingaku]; arguments []; default message [kingaku]]; default message [Failed to convert property value of type 'java.lang.String' to required type 'int' for property 'kingaku'; nested exception is **java.lang.NumberFormatException**: For input string: "
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