AttributeOverrides (Java EE 5)

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SUMMARY: REQUIRED | OPTIONAL

DETAIL: ELEMENT

javax.persistence Annotation Type AttributeOverrides

@Target(value={TYPE,METHOD,FIELD}) @Retention(value=RUNTIME) public @interface AttributeOverrides

Implements: Annotation

@Target(value={TYPE, METHOD, FIELD})
@Retention(value=RUNTIME)

此类用于重写多个属性或字段映射。

示例：

 @Embedded
    @AttributeOverrides({
            @AttributeOverride(name="startDate", column=@Column("
                    EMP_START")),
            @AttributeOverride(name="endDate", column=@Column("EMP_END"))
    })
    public EmploymentPeriod getEmploymentPeriod() { ... }

since

Java Persistence 1.0

英文文档：

Is used to override mappings of multiple properties or fields.

    Example:

    @Embedded
    @AttributeOverrides({
            @AttributeOverride(name="startDate", column=@Column("
                    EMP_START")),
            @AttributeOverride(name="endDate", column=@Column("EMP_END"))
    })
    public EmploymentPeriod getEmploymentPeriod() { ... }

Since:: Java Persistence 1.0

Required Element Summary
`AttributeOverride[]`	`value` One or more mapping override

Element Detail

abstract public AttributeOverride[] value()
一个或多个映射重写

英文文档：
value

public abstract AttributeOverride[] value

One or more mapping override