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优化:基于阿里巴巴 Java 开发手册(黄山版)优化 Jackson 超大整数配置
1.编程规约>前后端规约>第6条: 【强制】对于需要使用超大整数的场景,服务端一律使用 String 字符串类型返回,禁止使用 Long 类型。 说明:Java 服务端如果直接返回 Long 整型数据给前端,Javascript 会自动转换为 Number 类型(注:此类型为双精度浮点数,表示原理与取值范围等同于 Java 中的 Double)。Long 类型能表示的最大值是 263-1,在取值范围之内,超过 253(9007199254740992)的数值转化为Javascript 的 Number 时,有些数值会产生精度损失。 扩展说明,在 Long 取值范围内,任何 2 的指数次的整数都是绝对不会存在精度损失的,所以说精度损失是一个概率问题。若浮点数尾数位与指数位空间不限,则可以精确表示任何整数,但很不幸,双精度浮点数的尾数位只有 52 位。 反例:通常在订单号或交易号大于等于 16 位,大概率会出现前后端订单数据不一致的情况。比如,后端传输的 "orderId":362909601374617692,前端拿到的值却是:362909601374617660
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@@ -318,7 +318,7 @@
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updateTime: '',
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parentName: '',
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});
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const ids = ref<Array<number>>([]);
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const ids = ref<Array<string>>([]);
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const title = ref('');
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const single = ref(true);
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const multiple = ref(true);
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@@ -384,7 +384,7 @@
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*
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* @param id ID
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*/
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const toUpdate = (id: number) => {
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const toUpdate = (id: string) => {
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reset();
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listDeptTree({}).then((res) => {
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treeData.value = res.data;
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@@ -448,7 +448,7 @@
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*
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* @param id ID
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*/
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const toDetail = async (id: number) => {
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const toDetail = async (id: string) => {
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if (detailLoading.value) return;
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detailLoading.value = true;
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detailVisible.value = true;
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@@ -493,7 +493,7 @@
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*
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* @param ids ID 列表
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*/
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const handleDelete = (ids: Array<number>) => {
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const handleDelete = (ids: Array<string>) => {
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deleteDept(ids).then((res) => {
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proxy.$message.success(res.msg);
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getList();
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@@ -360,7 +360,7 @@
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const { DisEnableStatusEnum } = proxy.useDict('DisEnableStatusEnum');
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const menuList = ref<MenuRecord[]>([]);
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const ids = ref<Array<number>>([]);
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const ids = ref<Array<string>>([]);
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const title = ref('');
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const single = ref(true);
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const multiple = ref(true);
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@@ -427,7 +427,7 @@
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*
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* @param id ID
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*/
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const toUpdate = (id: number) => {
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const toUpdate = (id: string) => {
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reset();
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listMenuTree({}).then((res) => {
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treeData.value = res.data;
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@@ -519,7 +519,7 @@
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*
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* @param ids ID 列表
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*/
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const handleDelete = (ids: Array<number>) => {
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const handleDelete = (ids: Array<string>) => {
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deleteMenu(ids).then((res) => {
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proxy.$message.success(res.msg);
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getList();
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@@ -419,7 +419,7 @@
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deptIds: undefined,
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});
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const total = ref(0);
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const ids = ref<Array<number>>([]);
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const ids = ref<Array<string>>([]);
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const title = ref('');
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const single = ref(true);
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const multiple = ref(true);
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@@ -494,7 +494,7 @@
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*
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* @param id ID
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*/
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const toUpdate = (id: number) => {
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const toUpdate = (id: string) => {
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reset();
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menuCheckStrictly.value = false;
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deptCheckStrictly.value = false;
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@@ -644,7 +644,7 @@
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*
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* @param id ID
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*/
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const toDetail = async (id: number) => {
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const toDetail = async (id: string) => {
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if (detailLoading.value) return;
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getMenuTree();
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getDeptTree();
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@@ -690,7 +690,7 @@
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*
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* @param ids ID 列表
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*/
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const handleDelete = (ids: Array<number>) => {
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const handleDelete = (ids: Array<string>) => {
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deleteRole(ids).then((res) => {
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proxy.$message.success(res.msg);
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getList();
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@@ -345,7 +345,7 @@
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:mask-closable="false"
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unmount-on-close
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render-to-body
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@ok="handleUpdateUserRole"
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@ok="handleUpdateRole"
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@cancel="handleCancel"
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>
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<a-form ref="userRoleFormRef" :model="form" :rules="rules" size="large">
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@@ -505,7 +505,7 @@
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deptId: undefined,
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});
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const total = ref(0);
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const ids = ref<Array<number>>([]);
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const ids = ref<Array<string>>([]);
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const title = ref('');
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const single = ref(true);
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const multiple = ref(true);
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@@ -598,7 +598,7 @@
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*
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* @param id ID
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*/
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const toUpdate = (id: number) => {
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const toUpdate = (id: string) => {
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reset();
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getDeptOptions();
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getRoleOptions();
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@@ -614,7 +614,7 @@
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*
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* @param id ID
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*/
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const toUpdateRole = (id: number) => {
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const toUpdateRole = (id: string) => {
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reset();
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getRoleOptions();
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getUser(id).then((res) => {
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@@ -665,7 +665,7 @@
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description: '',
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status: 1,
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deptId: undefined,
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roleIds: [] as Array<number>,
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roleIds: [] as Array<string>,
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};
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proxy.$refs.formRef?.resetFields();
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};
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@@ -704,9 +704,9 @@
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};
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/**
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* 修改用户角色
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* 修改角色
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*/
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const handleUpdateUserRole = () => {
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const handleUpdateRole = () => {
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proxy.$refs.userRoleFormRef.validate((valid: any) => {
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if (!valid && form.value.userId !== undefined) {
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updateUserRole({ roleIds: form.value.roleIds }, form.value.userId).then(
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@@ -725,7 +725,7 @@
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*
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* @param id ID
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*/
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const toDetail = async (id: number) => {
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const toDetail = async (id: string) => {
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if (detailLoading.value) return;
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detailLoading.value = true;
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detailVisible.value = true;
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@@ -769,7 +769,7 @@
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*
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* @param ids ID 列表
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*/
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const handleDelete = (ids: Array<number>) => {
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const handleDelete = (ids: Array<string>) => {
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deleteUser(ids).then((res) => {
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proxy.$message.success(res.msg);
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getList();
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@@ -781,7 +781,7 @@
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*
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* @param id ID
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*/
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const handleResetPassword = (id: number) => {
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const handleResetPassword = (id: string) => {
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resetPassword(id).then((res) => {
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proxy.$message.success(res.msg);
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});
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