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b515af60
编写于
7月 08, 2022
作者:
O
openharmony_ci
提交者:
Gitee
7月 08, 2022
浏览文件
操作
浏览文件
下载
差异文件
!6473 指导文档整改
Merge pull request !6473 from Wangkai/master
上级
446e9e82
679873ed
变更
1
隐藏空白更改
内联
并排
Showing
1 changed file
with
126 addition
and
59 deletion
+126
-59
zh-cn/application-dev/reference/apis/js-apis-distributed-data.md
...pplication-dev/reference/apis/js-apis-distributed-data.md
+126
-59
未找到文件。
zh-cn/application-dev/reference/apis/js-apis-distributed-data.md
浏览文件 @
b515af60
...
...
@@ -39,26 +39,59 @@ createKVManager(config: KVManagerConfig, callback: AsyncCallback<KVManager>
| callback | AsyncCallback
<
[KVManager](#kvmanager)
>
| 是 | 回调函数。返回创建的KVManager对象实例。 |
**示例:**
Stage模型下的示例:
```
ts
import
AbilityStage
from
'
@ohos.application.Ability
'
let
kvManager
;
export
default
class
MyAbilityStage
extends
AbilityStage
{
onCreate
()
{
console
.
log
(
"
MyAbilityStage onCreate
"
)
let
context
=
this
.
context
const
kvManagerConfig
=
{
context
:
context
,
bundleName
:
'
com.example.datamanagertest
'
,
userInfo
:
{
userId
:
'
0
'
,
userType
:
distributedData
.
UserType
.
SAME_USER_ID
}
}
distributedData
.
createKVManager
(
kvManagerConfig
,
function
(
err
,
manager
)
{
if
(
err
)
{
console
.
log
(
"
Failed to create KVManager:
"
+
JSON
.
stringify
(
err
));
return
;
}
console
.
log
(
"
Succeeded in creating KVManager
"
);
kvManager
=
manager
;
});
}
}
```
FA模型下的示例:
```
js
import
AbilityStage
from
'
@ohos.application.Ability
'
let
kvManager
;
try
{
export
default
class
MyAbilityStage
extends
AbilityStage
{
onCreate
()
{
console
.
log
(
"
MyAbilityStage onCreate
"
)
let
context
=
this
.
context
const
kvManagerConfig
=
{
bundleName
:
'
com.example.datamanagertest
'
,
userInfo
:
{
userId
:
'
0
'
,
userType
:
distributedData
.
UserType
.
SAME_USER_ID
}
context
:
context
.
getApplicationContext
(),
bundleName
:
'
com.example.datamanagertest
'
,
userInfo
:
{
userId
:
'
0
'
,
userType
:
distributedData
.
UserType
.
SAME_USER_ID
}
}
distributedData
.
createKVManager
(
kvManagerConfig
,
function
(
err
,
manager
)
{
if
(
err
)
{
console
.
log
(
"
createKVManager err:
"
+
JSON
.
stringify
(
err
));
return
;
}
console
.
log
(
"
createKVManager success
"
);
kvManager
=
manager
;
if
(
err
)
{
console
.
log
(
"
Failed to create KVManager:
"
+
JSON
.
stringify
(
err
));
return
;
}
console
.
log
(
"
Succeeded in creating KVManager
"
);
kvManager
=
manager
;
});
}
catch
(
e
)
{
console
.
log
(
"
An unexpected error occurred. Error:
"
+
e
);
}
}
```
...
...
@@ -83,25 +116,59 @@ createKVManager(config: KVManagerConfig): Promise<KVManager>
| Promise
<
[KVManager](#kvmanager)
>
| Promise对象。返回创建的KVManager对象实例。 |
**示例:**
Stage模型下的示例:
```
ts
import
AbilityStage
from
'
@ohos.application.Ability
'
let
kvManager
;
export
default
class
MyAbilityStage
extends
AbilityStage
{
onCreate
()
{
console
.
log
(
"
MyAbilityStage onCreate
"
)
let
context
=
this
.
context
const
kvManagerConfig
=
{
context
:
context
,
bundleName
:
'
com.example.datamanagertest
'
,
userInfo
:
{
userId
:
'
0
'
,
userType
:
distributedData
.
UserType
.
SAME_USER_ID
}
}
distributedData
.
createKVManager
(
kvManagerConfig
,
function
(
err
,
manager
)
{
if
(
err
)
{
console
.
log
(
"
Failed to create KVManager:
"
+
JSON
.
stringify
(
err
));
return
;
}
console
.
log
(
"
Succeeded in creating KVManager
"
);
kvManager
=
manager
;
});
}
}
```
FA模型下的示例:
```
js
import
AbilityStage
from
'
@ohos.application.Ability
'
let
kvManager
;
try
{
export
default
class
MyAbilityStage
extends
AbilityStage
{
onCreate
()
{
console
.
log
(
"
MyAbilityStage onCreate
"
)
let
context
=
this
.
context
const
kvManagerConfig
=
{
bundleName
:
'
com.example.datamanagertest
'
,
userInfo
:
{
userId
:
'
0
'
,
userType
:
distributedData
.
UserType
.
SAME_USER_ID
}
context
:
context
.
getApplicationContext
(),
bundleName
:
'
com.example.datamanagertest
'
,
userInfo
:
{
userId
:
'
0
'
,
userType
:
distributedData
.
UserType
.
SAME_USER_ID
}
}
distributedData
.
createKVManager
(
kvManagerConfig
).
then
((
manager
)
=>
{
console
.
log
(
"
createKVManager success
"
);
kvManager
=
manager
;
}).
catch
((
err
)
=>
{
console
.
log
(
"
createKVManager err:
"
+
JSON
.
stringify
(
err
));
distributedData
.
createKVManager
(
kvManagerConfig
,
function
(
err
,
manager
)
{
if
(
err
)
{
console
.
log
(
"
Failed to create KVManager:
"
+
JSON
.
stringify
(
err
));
return
;
}
console
.
log
(
"
Succeeded in creating KVManager
"
);
kvManager
=
manager
;
});
}
catch
(
e
)
{
console
.
log
(
"
An unexpected error occurred. Error:
"
+
e
);
}
}
```
...
...
@@ -113,7 +180,7 @@ try {
| 参数名 | 参数类型 | 必填 | 说明 |
| ----- | ------ | ------ | ------ |
| context | Context | 是 | 应用
程序或功能的上下文。
<br>
API version 9之前的Context定义见
[
Context
](
js-apis-Context.md
)
。
<br>
API version 9及之后的
Context定义见
[
Context
](
js-apis-ability-context.md
)
。|
| context | Context | 是 | 应用
的上下文。
<br>
FA模型的应用Context定义见
[
Context
](
js-apis-Context.md
)
。
<br>
Stage模型的应用
Context定义见
[
Context
](
js-apis-ability-context.md
)
。|
| userInfo |
[
UserInfo
](
#userinfo
)
| 是 | 调用方的用户信息。 |
| bundleName | string | 是 | 调用方的包名。 |
...
...
@@ -1250,7 +1317,7 @@ try {
console
.
log
(
"
query is
"
+
query
.
getSqlLike
());
query
=
null
;
}
catch
(
e
)
{
console
.
log
(
"
du
m
plicated calls should be ok :
"
+
e
);
console
.
log
(
"
duplicated calls should be ok :
"
+
e
);
}
```
...
...
@@ -1285,7 +1352,7 @@ try {
console
.
log
(
"
query is
"
+
query
.
getSqlLike
());
query
=
null
;
}
catch
(
e
)
{
console
.
log
(
"
du
m
plicated calls should be ok :
"
+
e
);
console
.
log
(
"
duplicated calls should be ok :
"
+
e
);
}
```
...
...
@@ -1320,7 +1387,7 @@ try {
console
.
log
(
"
query is
"
+
query
.
getSqlLike
());
query
=
null
;
}
catch
(
e
)
{
console
.
log
(
"
du
m
plicated calls should be ok :
"
+
e
);
console
.
log
(
"
duplicated calls should be ok :
"
+
e
);
}
```
...
...
@@ -1355,7 +1422,7 @@ try {
console
.
log
(
"
query is
"
+
query
.
getSqlLike
());
query
=
null
;
}
catch
(
e
)
{
console
.
log
(
"
du
m
plicated calls should be ok :
"
+
e
);
console
.
log
(
"
duplicated calls should be ok :
"
+
e
);
}
```
...
...
@@ -1390,7 +1457,7 @@ try {
console
.
log
(
"
query is
"
+
query
.
getSqlLike
());
query
=
null
;
}
catch
(
e
)
{
console
.
log
(
"
du
m
plicated calls should be ok :
"
+
e
);
console
.
log
(
"
duplicated calls should be ok :
"
+
e
);
}
```
...
...
@@ -1425,7 +1492,7 @@ try {
console
.
log
(
"
query is
"
+
query
.
getSqlLike
());
query
=
null
;
}
catch
(
e
)
{
console
.
log
(
"
du
m
plicated calls should be ok :
"
+
e
);
console
.
log
(
"
duplicated calls should be ok :
"
+
e
);
}
```
...
...
@@ -1459,7 +1526,7 @@ try {
console
.
log
(
"
query is
"
+
query
.
getSqlLike
());
query
=
null
;
}
catch
(
e
)
{
console
.
log
(
"
du
m
plicated calls should be ok :
"
+
e
);
console
.
log
(
"
duplicated calls should be ok :
"
+
e
);
}
```
...
...
@@ -1495,7 +1562,7 @@ try {
console
.
log
(
"
query is
"
+
query
.
getSqlLike
());
query
=
null
;
}
catch
(
e
)
{
console
.
log
(
"
du
m
plicated calls should be ok :
"
+
e
);
console
.
log
(
"
duplicated calls should be ok :
"
+
e
);
}
```
...
...
@@ -1530,7 +1597,7 @@ try {
console
.
log
(
"
query is
"
+
query
.
getSqlLike
());
query
=
null
;
}
catch
(
e
)
{
console
.
log
(
"
du
m
plicated calls should be ok :
"
+
e
);
console
.
log
(
"
duplicated calls should be ok :
"
+
e
);
}
```
...
...
@@ -1565,7 +1632,7 @@ try {
console
.
log
(
"
query is
"
+
query
.
getSqlLike
());
query
=
null
;
}
catch
(
e
)
{
console
.
log
(
"
du
m
plicated calls should be ok :
"
+
e
);
console
.
log
(
"
duplicated calls should be ok :
"
+
e
);
}
```
...
...
@@ -1600,7 +1667,7 @@ try {
console
.
log
(
"
query is
"
+
query
.
getSqlLike
());
query
=
null
;
}
catch
(
e
)
{
console
.
log
(
"
du
m
plicated calls should be ok :
"
+
e
);
console
.
log
(
"
duplicated calls should be ok :
"
+
e
);
}
```
...
...
@@ -1635,7 +1702,7 @@ try {
console
.
log
(
"
query is
"
+
query
.
getSqlLike
());
query
=
null
;
}
catch
(
e
)
{
console
.
log
(
"
du
m
plicated calls should be ok :
"
+
e
);
console
.
log
(
"
duplicated calls should be ok :
"
+
e
);
}
```
...
...
@@ -1670,7 +1737,7 @@ try {
console
.
log
(
"
query is
"
+
query
.
getSqlLike
());
query
=
null
;
}
catch
(
e
)
{
console
.
log
(
"
du
m
plicated calls should be ok :
"
+
e
);
console
.
log
(
"
duplicated calls should be ok :
"
+
e
);
}
```
...
...
@@ -1700,7 +1767,7 @@ try {
console
.
log
(
"
query is
"
+
query
.
getSqlLike
());
query
=
null
;
}
catch
(
e
)
{
console
.
log
(
"
du
m
plicated calls should be ok :
"
+
e
);
console
.
log
(
"
duplicated calls should be ok :
"
+
e
);
}
```
...
...
@@ -1730,7 +1797,7 @@ try {
console
.
log
(
"
query is
"
+
query
.
getSqlLike
());
query
=
null
;
}
catch
(
e
)
{
console
.
log
(
"
du
m
plicated calls should be ok :
"
+
e
);
console
.
log
(
"
duplicated calls should be ok :
"
+
e
);
}
```
...
...
@@ -1765,7 +1832,7 @@ try {
console
.
log
(
"
query is
"
+
query
.
getSqlLike
());
query
=
null
;
}
catch
(
e
)
{
console
.
log
(
"
du
m
plicated calls should be ok :
"
+
e
);
console
.
log
(
"
duplicated calls should be ok :
"
+
e
);
}
```
...
...
@@ -1800,7 +1867,7 @@ try {
console
.
log
(
"
query is
"
+
query
.
getSqlLike
());
query
=
null
;
}
catch
(
e
)
{
console
.
log
(
"
du
m
plicated calls should be ok :
"
+
e
);
console
.
log
(
"
duplicated calls should be ok :
"
+
e
);
}
```
...
...
@@ -1836,7 +1903,7 @@ try {
console
.
log
(
"
query is
"
+
query
.
getSqlLike
());
query
=
null
;
}
catch
(
e
)
{
console
.
log
(
"
du
m
plicated calls should be ok :
"
+
e
);
console
.
log
(
"
duplicated calls should be ok :
"
+
e
);
}
```
...
...
@@ -1870,7 +1937,7 @@ try {
console
.
log
(
"
query is
"
+
query
.
getSqlLike
());
query
=
null
;
}
catch
(
e
)
{
console
.
log
(
"
du
m
plicated calls should be ok :
"
+
e
);
console
.
log
(
"
duplicated calls should be ok :
"
+
e
);
}
```
...
...
@@ -1900,7 +1967,7 @@ try {
console
.
log
(
"
query is
"
+
query
.
getSqlLike
());
query
=
null
;
}
catch
(
e
)
{
console
.
log
(
"
du
m
plicated calls should be ok :
"
+
e
);
console
.
log
(
"
duplicated calls should be ok :
"
+
e
);
}
```
...
...
@@ -1930,7 +1997,7 @@ try {
console
.
log
(
"
query is
"
+
query
.
getSqlLike
());
query
=
null
;
}
catch
(
e
)
{
console
.
log
(
"
du
m
plicated calls should be ok :
"
+
e
);
console
.
log
(
"
duplicated calls should be ok :
"
+
e
);
}
```
...
...
@@ -1965,7 +2032,7 @@ try {
console
.
log
(
"
query is
"
+
query
.
getSqlLike
());
query
=
null
;
}
catch
(
e
)
{
console
.
log
(
"
du
m
plicated calls should be ok :
"
+
e
);
console
.
log
(
"
duplicated calls should be ok :
"
+
e
);
}
```
...
...
@@ -2000,7 +2067,7 @@ try {
console
.
log
(
"
query is
"
+
query
.
getSqlLike
());
query
=
null
;
}
catch
(
e
)
{
console
.
log
(
"
du
m
plicated calls should be ok :
"
+
e
);
console
.
log
(
"
duplicated calls should be ok :
"
+
e
);
}
```
...
...
@@ -2061,7 +2128,7 @@ try {
let
sql1
=
query
.
getSqlLike
();
console
.
log
(
"
GetSqlLike sql=
"
+
sql1
);
}
catch
(
e
)
{
console
.
log
(
"
du
m
plicated calls should be ok :
"
+
e
);
console
.
log
(
"
duplicated calls should be ok :
"
+
e
);
}
```
...
...
@@ -2241,7 +2308,7 @@ delete(predicates: dataSharePredicates.DataSharePredicates, callback: AsyncCallb
| 参数名 | 参数类型 | 必填 | 说明 |
| ----- | ------ | ---- | ----------------------- |
| predicates |
Predicates
| 是 |指示筛选条件,当此参数为null时,应定义处理逻辑。|
| predicates |
[
DataSharePredicates
](
js-apis-data-DataSharePredicates.md#datasharepredicates
)
| 是 |指示筛选条件,当此参数为null时,应定义处理逻辑。|
| callback | AsyncCallback
<
void
>
| 是 |回调函数。 |
**示例:**
...
...
@@ -2275,7 +2342,7 @@ delete(predicates: dataSharePredicates.DataSharePredicates): Promise<void>
| 参数名 | 参数类型 | 必填 | 说明 |
| ----- | ------ | ---- | ----------------------- |
| predicates |
Predicates
| 是 |指示筛选条件,当此参数为null时,应定义处理逻辑。|
| predicates |
[
DataSharePredicates
](
js-apis-data-DataSharePredicates.md#datasharepredicates
)
| 是 |指示筛选条件,当此参数为null时,应定义处理逻辑。|
**返回值:**
...
...
@@ -2530,7 +2597,7 @@ putBatch(value: Array<ValuesBucket>, callback: AsyncCallback<void>):
| 参数名 | 参数类型 | 必填 | 说明 |
| ----- | ------ | ---- | ----------------------- |
| value |Array
[
<ValuesBucket>
](
)[]
| 是 |表示要插入的数据。 |
| value |Array
<
[ValuesBucket](js-apis-data-ValuesBucket.md#valuesbucket)
>
| 是 |表示要插入的数据。 |
| callback |Asyncallback
<
void
>
|是 |回调函数。 |
**示例:**
...
...
@@ -2569,7 +2636,7 @@ putBatch(value: Array<ValuesBucket>): Promise<void>
| 参数名 | 参数类型 | 必填 | 说明 |
| ----- | ------ | ---- | ----------------------- |
| value |Array
<
[ValuesBucket
>
](#)[]
| 是 |表示要插入的数据。 |
| value |Array
<
[ValuesBucket
](js-apis-data-ValuesBucket.md#valuesbucket)
>
| 是 |表示要插入的数据。 |
**返回值:**
...
...
@@ -3647,7 +3714,7 @@ getResultSet(predicates: dataSharePredicates.DataSharePredicates, callback: Asyn
| 参数名 | 参数类型 | 必填 | 说明 |
| ----- | ------ | ---- | ----------------------- |
| predicates |
Predicates
| 是 |指示筛选条件,当此参数为null时,应定义处理逻辑。 |
| predicates |
[
DataSharePredicates
](
js-apis-data-DataSharePredicates.md#datasharepredicates
)
| 是 |指示筛选条件,当此参数为null时,应定义处理逻辑。 |
| callback |AsyncCallback
<
[KvStoreResultSet](#kvstoreresultsetsup8sup)
>
| 是 |回调函数,获取与指定Predicates对象匹配的KvStoreResultSet对象。 |
**示例:**
...
...
@@ -3682,7 +3749,7 @@ getResultSet(predicates: dataSharePredicates.DataSharePredicates): Promise<Kv
| 参数名 | 参数类型 | 必填 | 说明 |
| ----- | ------ | ---- | ----------------------- |
| predicates |
[
Predicates
](
#
)
| 是 |指示筛选条件,当此参数为null时,应定义处理逻辑。 |
| predicates |
[
DataSharePredicates
](
js-apis-data-DataSharePredicates.md#datasharepredicates
)
| 是 |指示筛选条件,当此参数为null时,应定义处理逻辑。 |
**返回值:**
...
...
@@ -4152,7 +4219,7 @@ try {
const
query
=
new
distributedData
.
Query
();
query
.
prefixKey
(
"
batch_test
"
);
query
.
deviceId
(
'
localDeviceId
'
);
kvStore
.
sync
(
devices
,
query
,
PULL_ONLY
,
1000
);
kvStore
.
sync
(
devices
,
query
,
mode
,
1000
);
});
}
catch
(
e
)
{
console
.
log
(
'
Sync e
'
+
e
);
...
...
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