JpaUniqueUtil.java 文件源码

private List<String> validateCompositeUniqueConstraints(Identifiable<?> entity) {
    Class<?> entityClass = getClassWithoutInitializingProxy(entity);
    Table table = findAnnotation(entityClass, Table.class);
    if (table == null) {
        return emptyList();
    }
    List<String> errors = newArrayList();
    for (UniqueConstraint uniqueConstraint : table.uniqueConstraints()) {
        if (!checkCompositeUniqueConstraint(entity, entityClass, uniqueConstraint)) {
            errors.add(compositeUniqueConstraintErrorCode(entity, uniqueConstraint));
        }
    }
    return errors;
}