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不知道是什么問題

Java

qq_wthokclv 2016-04-07 15:30:22

java.lang.IllegalStateException: Multiple representations of the same entity [com.hithinksoft.hrmgnt.domain.user.Authorities#com.hithinksoft.hrmgnt.domain.user.AuthoritiesPK@bbfa0203] are being merged. Detached: [com.hithinksoft.hrmgnt.domain.user.Authorities@7e2f8ed6]; Detached: [com.hithinksoft.hrmgnt.domain.user.Authorities@8ee282d]

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qq___524

TA貢獻(xiàn)171條經(jīng)驗(yàn) 獲得超74個(gè)贊

在不合理或不正確時(shí)間內(nèi)喚醒一方法時(shí)出現(xiàn)的異常信息。換句話說，即 Java 環(huán)境或 Java 應(yīng)用不滿足請(qǐng)求操作。

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qq_wthokclv
還是不懂，本以為是兩個(gè)類關(guān)聯(lián)的時(shí)候出現(xiàn)了問題，但是不知道什么問題 @OneToMany(mappedBy = "username", orphanRemoval = true) @Cascade(CascadeType.ALL) @Fetch(FetchMode.SUBSELECT) private List<Authorities> authoritiesList; @IdClass(AuthoritiesPK.class) @Entity public class Authorities { @Id @Column(length = 50) private String username; @Id @Column(length = 50) private String authority; public Authorities() { super(); } public Authorities(String username, String authority) { this.username = username; this.authority = authority; } public String authority() { return this.authority; } public String username() { return this.username; } }

回復(fù) 2016-04-07