提交 fa420e00 编写于 作者: L liusaimei

Share相关使用说明文档示例代码ArxTs规范整改

Signed-off-by: Nliusaimei <liusaimei@huawei.com>
上级 32fada0b
......@@ -64,6 +64,8 @@
import Extension from '@ohos.application.DataShareExtensionAbility';
import rdb from '@ohos.data.relationalStore';
import dataSharePredicates from '@ohos.data.dataSharePredicates';
import relationalStore from '@ohos.data.relationalStore';
import Want from '@ohos.app.ability.Want';
```
4. 数据提供方的业务实现由开发者自定义。例如可以通过数据库、读写文件或访问网络等各方式实现数据提供方的数据存储。
......@@ -75,20 +77,20 @@
+ TBL_NAME
+ ' (id INTEGER PRIMARY KEY AUTOINCREMENT, name TEXT, age INTEGER, isStudent BOOLEAN, Binary BINARY)';
let rdbStore;
let result;
let rdbStore: relationalStore.RdbStore;
let result: string;
export default class DataShareExtAbility extends Extension {
private rdbStore_;
private rdbStore_: relationalStore.RdbStore;
// 重写onCreate接口
onCreate(want, callback) {
onCreate(want: Want, callback: Function) {
result = this.context.cacheDir + '/datashare.txt';
// 业务实现使用RDB
rdb.getRdbStore(this.context, {
name: DB_NAME,
securityLevel: rdb.SecurityLevel.S1
}, function (err, data) {
}, (err, data) => {
rdbStore = data;
rdbStore.executeSql(DDL_TBL_CREATE, [], (err) => {
console.info(`DataShareExtAbility onCreate, executeSql done err:${err}`);
......@@ -100,7 +102,7 @@
}
// 重写query接口
query(uri, predicates, columns, callback) {
query(uri: string, predicates: dataSharePredicates.DataSharePredicates, columns: Array<string>, callback: Function) {
if (predicates === null || predicates === undefined) {
console.info('invalid predicates');
}
......@@ -188,6 +190,8 @@
import UIAbility from '@ohos.app.ability.UIAbility';
import dataShare from '@ohos.data.dataShare';
import dataSharePredicates from '@ohos.data.dataSharePredicates';
import { ValuesBucket } from '@ohos.data.ValuesBucket'
import window from '@ohos.window';
```
2. 定义与数据提供方通信的URI字符串。
......@@ -200,11 +204,11 @@
3. 创建工具接口类对象。
```js
let dsHelper;
let abilityContext;
let dsHelper: dataShare.DataShareHelper;
let abilityContext: Context;
export default class EntryAbility extends UIAbility {
onWindowStageCreate(windowStage) {
onWindowStageCreate(windowStage: window.WindowStage) {
abilityContext = this.context;
dataShare.createDataShareHelper(abilityContext, dseUri, (err, data) => {
dsHelper = data;
......@@ -217,8 +221,19 @@
```js
// 构建一条数据
let valuesBucket = { 'name': 'ZhangSan', 'age': 21, 'isStudent': false, 'Binary': new Uint8Array([1, 2, 3]) };
let updateBucket = { 'name': 'LiSi', 'age': 18, 'isStudent': true, 'Binary': new Uint8Array([1, 2, 3]) };
let key1 = 'name';
let key2 = 'age';
let key3 = 'isStudent';
let key4 = 'Binary';
let valueName1 = 'ZhangSan';
let valueName2 = 'LiSi';
let valueAge1 = 21;
let valueAge2 = 18;
let valueIsStudent1 = false;
let valueIsStudent2 = true;
let valueBinary = new Uint8Array([1, 2, 3]);
let valuesBucket: ValuesBucket = { key1: valueName1, key2: valueAge1, key3: valueIsStudent1, key4: valueBinary };
let updateBucket: ValuesBucket = { key1: valueName2, key2: valueAge2, key3: valueIsStudent2, key4: valueBinary };
let predicates = new dataSharePredicates.DataSharePredicates();
let valArray = ['*'];
// 插入一条数据
......
......@@ -50,17 +50,17 @@ let TBL_NAME = 'TBL00';
let DDL_TBL_CREATE = 'CREATE TABLE IF NOT EXISTS '
+ TBL_NAME
+ ' (id INTEGER PRIMARY KEY AUTOINCREMENT, name TEXT, age INTEGER, phoneNumber DOUBLE, isStudent BOOLEAN, Binary BINARY)';
let rdbStore;
let rdbStore: relationalStore.RdbStore;
export default class DataShareExtAbility extends DataShareExtensionAbility {
onCreate(want, callback) {
onCreate(want: Want, callback: Function) {
rdb.getRdbStore(this.context, {
name: DB_NAME,
securityLevel: rdb.SecurityLevel.S1
}, function (err, data) {
}, (err, data) => {
console.info(`getRdbStore done, data : ${data}`);
rdbStore = data;
rdbStore.executeSql(DDL_TBL_CREATE, [], function (err) {
rdbStore.executeSql(DDL_TBL_CREATE, [], (err) => {
console.error(`executeSql done, error message : ${err}`);
});
if (callback) {
......@@ -91,21 +91,22 @@ insert?(uri: string, valueBucket: ValuesBucket, callback: AsyncCallback&lt;numbe
```ts
import rdb from '@ohos.data.relationalStore';
import { ValuesBucket } from '@ohos.data.ValuesBucket'
let DB_NAME = 'DB00.db';
let TBL_NAME = 'TBL00';
let DDL_TBL_CREATE = 'CREATE TABLE IF NOT EXISTS '
+ TBL_NAME
+ ' (id INTEGER PRIMARY KEY AUTOINCREMENT, name TEXT, age INTEGER, phoneNumber DOUBLE, isStudent BOOLEAN, Binary BINARY)';
let rdbStore;
let rdbStore: relationalStore.RdbStore;
export default class DataShareExtAbility extends DataShareExtensionAbility {
insert(uri, valueBucket, callback) {
insert(uri: string, valueBucket: ValuesBucket, callback: Function) {
if (valueBucket === null) {
console.error('invalid valueBuckets');
return;
}
rdbStore.insert(TBL_NAME, valueBucket, function (err, ret) {
rdbStore.insert(TBL_NAME, valueBucket, (err, ret) => {
console.info(`callback ret: ${ret}`);
if (callback !== undefined) {
callback(err, ret);
......@@ -136,20 +137,22 @@ update?(uri: string, predicates: dataSharePredicates.DataSharePredicates, valueB
```ts
import rdb from '@ohos.data.relationalStore';
import dataSharePredicates from '@ohos.data.dataSharePredicates';
import { ValuesBucket } from '@ohos.data.ValuesBucket'
let DB_NAME = 'DB00.db';
let TBL_NAME = 'TBL00';
let DDL_TBL_CREATE = 'CREATE TABLE IF NOT EXISTS '
+ TBL_NAME
+ ' (id INTEGER PRIMARY KEY AUTOINCREMENT, name TEXT, age INTEGER, phoneNumber DOUBLE, isStudent BOOLEAN, Binary BINARY)';
let rdbStore;
let rdbStore: relationalStore.RdbStore;
export default class DataShareExtAbility extends DataShareExtensionAbility {
update(uri, predicates, valueBucket, callback) {
update(uri: string, predicates: dataSharePredicates.DataSharePredicates, valueBucket: ValuesBucket, callback: Function) {
if (predicates === null || predicates === undefined) {
return;
}
rdbStore.update(TBL_NAME, valueBucket, predicates, function (err, ret) {
rdbStore.update(TBL_NAME, valueBucket, predicates, (err, ret) => {
if (callback !== undefined) {
callback(err, ret);
}
......@@ -178,20 +181,21 @@ delete?(uri: string, predicates: dataSharePredicates.DataSharePredicates, callba
```ts
import rdb from '@ohos.data.relationalStore';
import dataSharePredicates from '@ohos.data.dataSharePredicates';
let DB_NAME = 'DB00.db';
let TBL_NAME = 'TBL00';
let DDL_TBL_CREATE = 'CREATE TABLE IF NOT EXISTS '
+ TBL_NAME
+ ' (id INTEGER PRIMARY KEY AUTOINCREMENT, name TEXT, age INTEGER, phoneNumber DOUBLE, isStudent BOOLEAN, Binary BINARY)';
let rdbStore;
let rdbStore: relationalStore.RdbStore;
export default class DataShareExtAbility extends DataShareExtensionAbility {
delete(uri, predicates, callback) {
delete(uri: string, predicates: dataSharePredicates.DataSharePredicates, callback: Function) {
if (predicates === null || predicates === undefined) {
return;
}
rdbStore.delete(TBL_NAME, predicates, function (err, ret) {
rdbStore.delete(TBL_NAME, predicates, (err, ret) => {
if (callback !== undefined) {
callback(err, ret);
}
......@@ -221,20 +225,21 @@ query?(uri: string, predicates: dataSharePredicates.DataSharePredicates, columns
```ts
import rdb from '@ohos.data.relationalStore';
import dataSharePredicates from '@ohos.data.dataSharePredicates';
let DB_NAME = 'DB00.db';
let TBL_NAME = 'TBL00';
let DDL_TBL_CREATE = 'CREATE TABLE IF NOT EXISTS '
+ TBL_NAME
+ ' (id INTEGER PRIMARY KEY AUTOINCREMENT, name TEXT, age INTEGER, phoneNumber DOUBLE, isStudent BOOLEAN, Binary BINARY)';
let rdbStore;
let rdbStore: relationalStore.RdbStore;
export default class DataShareExtAbility extends DataShareExtensionAbility {
query(uri, predicates, columns, callback) {
query(uri: string, predicates: dataSharePredicates.DataSharePredicates, columns: Array<string>, callback: Function) {
if (predicates === null || predicates === undefined) {
return;
}
rdbStore.query(TBL_NAME, predicates, columns, function (err, resultSet) {
rdbStore.query(TBL_NAME, predicates, columns, (err, resultSet) => {
if (resultSet !== undefined) {
console.info(`resultSet.rowCount: ${resultSet.rowCount}`);
}
......@@ -266,21 +271,22 @@ batchInsert?(uri: string, valueBuckets: Array&lt;ValuesBucket&gt;, callback: Asy
```ts
import rdb from '@ohos.data.relationalStore';
import { ValuesBucket } from '@ohos.data.ValuesBucket'
let DB_NAME = 'DB00.db';
let TBL_NAME = 'TBL00';
let DDL_TBL_CREATE = 'CREATE TABLE IF NOT EXISTS '
+ TBL_NAME
+ ' (id INTEGER PRIMARY KEY AUTOINCREMENT, name TEXT, age INTEGER, phoneNumber DOUBLE, isStudent BOOLEAN, Binary BINARY)';
let rdbStore;
let rdbStore: relationalStore.RdbStore;
export default class DataShareExtAbility extends DataShareExtensionAbility {
batchInsert(uri, valueBuckets, callback) {
batchInsert(uri: string, valueBuckets: Array<ValuesBucket>, callback: Function) {
if (valueBuckets === null || valueBuckets.length === undefined) {
console.error('invalid valueBuckets');
return;
}
rdbStore.batchInsert(TBL_NAME, valueBuckets, function (err, ret) {
rdbStore.batchInsert(TBL_NAME, valueBuckets, (err, ret) => {
if (callback !== undefined) {
callback(err, ret);
}
......@@ -308,9 +314,15 @@ normalizeUri?(uri: string, callback: AsyncCallback&lt;string&gt;): void
```ts
export default class DataShareExtAbility extends DataShareExtensionAbility {
normalizeUri(uri, callback) {
let err = {'code':0};
let ret = `normalize: ${uri}`;
normalizeUri(uri: string, callback: Function) {
let key = 'code';
let value = 0;
let err: BusinessError = {
code: value,
name: key,
message: key
};
let ret: string = `normalize: ${uri}`;
callback(err, ret);
}
};
......@@ -335,8 +347,14 @@ denormalizeUri?(uri: string, callback: AsyncCallback&lt;string&gt;): void
```ts
export default class DataShareExtAbility extends DataShareExtensionAbility {
denormalizeUri(uri, callback) {
let err = {'code':0};
denormalizeUri(uri: string, callback: Function) {
let key = 'code';
let value = 0;
let err: BusinessError = {
code: value,
name: key,
message: key
};
let ret = `denormalize ${uri}`;
callback(err, ret);
}
......
......@@ -22,8 +22,9 @@ import DataShareResultSet from '@ohos.data.DataShareResultSet';
```ts
import dataShare from '@ohos.data.dataShare';
import dataSharePredicates from '@ohos.data.dataSharePredicates'
import { BusinessError } from '@ohos.base'
let dataShareHelper;
let dataShareHelper: dataShare.DataShareHelper;
let uri = ("datashare:///com.samples.datasharetest.DataShare");
await dataShare.createDataShareHelper(this.context, uri, (err, data) => {
if (err != undefined) {
......@@ -36,12 +37,12 @@ await dataShare.createDataShareHelper(this.context, uri, (err, data) => {
let columns = ["*"];
let da = new dataSharePredicates.DataSharePredicates();
let resultSet;
let resultSet: DataShareResultSet;
da.equalTo("name", "ZhangSan");
dataShareHelper.query(uri, da, columns).then((data) => {
dataShareHelper.query(uri, da, columns).then((data: DataShareResultSet) => {
console.info("query end, data : " + data);
resultSet = data;
}).catch((err) => {
}).catch((err: BusinessError) => {
console.error("query fail, error message : " + err);
});
```
......
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