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Ktorm version: 3.2.0
扩展的代码
object ULongSqlType: SqlType<ULong>(Types.BIGINT, "bigint unsigned") {
override fun doGetResult(rs: ResultSet, index: Int): ULong? =
(rs.getObject(index) as? BigInteger)?.toLong()?.toULong()
override fun doSetParameter(ps: PreparedStatement, index: Int, parameter: ULong) =
ps.setLong(index, parameter.toLong())
}
fun BaseTable<*>.ulong(name: String) = this.registerColumn(name, ULongSqlType)
对应的Table object
object Users: Table<User>("user") {
val id = ulong("id")
.primaryKey()
.bindTo { it.id }
}
配合spring boot使用
在User object初始化时报错:
java.lang.NullPointerException: Cannot invoke "java.lang.Long.longValue()" because the return value of "java.lang.reflect.InvocationHandler.invoke(Object, java.lang.reflect.Method, Object[])" is null
at com.sun.proxy.$Proxy133.getId-s-VKNKU(Unknown Source) ~[na:na]
at cn.yh0x13f.teatalk.data.sql.table.Users.<clinit>(Users.kt:10) ~[main/:na]
断点可见问题出现在bindTo { it.id }
推测问题抛出在获取实体列绑定的properties中
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