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“200c41026afe102d99d6b6f8c2aa23961c539d70”上不存在“...inference/git@gitcode.net:s920243400/PaddleDetection.git”
提交 27cb0317 编写于 作者: A Annie_wang
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update docs 

Signed-off-by: NAnnie_wang <annie.wangli@huawei.com>
上级 eb4975f6
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Showing with 73 addition and 52 deletion
en/application-dev/reference/apis/js-apis-distributed-data.md
浏览文件 @ 27cb0317
......@@ -512,8 +512,8 @@ Subscribes to service status changes.
| Name | Type| Mandatory | Description |
| ----- | ------ | ---- | ----------------------- |
| event | string | Yes | Event to subscribe to. The value is **distributedDataServiceDie**, which indicates service status changes.|
| deathCallback | Callback&lt;void&gt; | Yes | Callback invoked to return service status changes.|
| event | string | Yes | Event to subscribe to. The value is **distributedDataServiceDie**, which indicates a service status change event.|
| deathCallback | Callback&lt;void&gt; | Yes | Callback used to return a service status change event.|
**Example**
......@@ -536,7 +536,7 @@ try {
off(event: 'distributedDataServiceDie', deathCallback?: Callback&lt;void&gt;): void
Unsubscribes from the service status changes.
Unsubscribes from service status changes.
**System capability**: SystemCapability.DistributedDataManager.KVStore.DistributedKVStore
......@@ -544,8 +544,8 @@ Unsubscribes from the service status changes.
| Name | Type| Mandatory | Description |
| ----- | ------ | ---- | ----------------------- |
| event | string | Yes | Event to unsubscribe from. The value is **distributedDataServiceDie**, which indicates service status changes.|
| deathCallback | Callback&lt;void&gt; | No | Callback used to return service status changes.|
| event | string | Yes | Event to unsubscribe from. The value is **distributedDataServiceDie**, which indicates a service status change event.|
| deathCallback | Callback&lt;void&gt; | No | Callback used to return a service status change event.|
**Example**
......@@ -744,7 +744,7 @@ try {
console.log('getResultSet succeed.');
resultSet = result;
}).catch((err) => {
console.log('getResultSet failed:' + err);
console.log('getResultSet failed: ' + err);
});
const count = resultSet.getCount();
console.log("getCount succeed:" + count);
......@@ -777,7 +777,7 @@ try {
console.log('getResultSet succeeded.');
resultSet = result;
}).catch((err) => {
console.log('getResultSet failed:' + err);
console.log('getResultSet failed: ' + err);
});
const position = resultSet.getPosition();
console.log("getPosition succeed:" + position);
......@@ -2232,7 +2232,7 @@ try {
on(event: 'dataChange', type: SubscribeType, observer: Callback&lt;ChangeNotification&gt;): void
Subscribes to data change notifications of the specified type.
Subscribes to data changes of the specified type.
**System capability**: SystemCapability.DistributedDataManager.KVStore.Core
......@@ -2240,9 +2240,9 @@ Subscribes to data change notifications of the specified type.
| Name | Type| Mandatory | Description |
| ----- | ------ | ---- | ----------------------- |
| event |string | Yes |Event to subscribe to. The value is **dataChange**, which indicates data changes. |
| type |[SubscribeType](#subscribetype) | Yes |Type of data changes. |
| observer |Callback&lt;[ChangeNotification](#changenotification)&gt; | Yes |Callback used to return the data changes.|
| event |string | Yes |Event to subscribe to. The value is **dataChange**, which indicates a data change event. |
| type |[SubscribeType](#subscribetype) | Yes |Type of data change. |
| observer |Callback&lt;[ChangeNotification](#changenotification)&gt; | Yes |Callback used to return a data change event.|
**Example**
......@@ -2258,7 +2258,7 @@ kvStore.on('dataChange', distributedData.SubscribeType.SUBSCRIBE_TYPE_LOCAL, fun
on(event: 'syncComplete', syncCallback: Callback&lt;Array&lt;[string, number]&gt;&gt;): void
Subscribes to data synchronization complete events.
Subscribes to synchronization complete events.
**System capability**: SystemCapability.DistributedDataManager.KVStore.Core
......@@ -2266,8 +2266,8 @@ Subscribes to data synchronization complete events.
| Name | Type| Mandatory | Description |
| ----- | ------ | ---- | ----------------------- |
| event |string | Yes |Event to subscribe to. The value is **syncComplete**, which indicates completion of a data synchronization. |
| syncCallback |Callback&lt;Array&lt;[string, number]&gt;&gt; | Yes |Callback used to return the data synchronization result. |
| event |string | Yes |Event to subscribe to. The value is **syncComplete**, which indicates a synchronization complete event. |
| syncCallback |Callback&lt;Array&lt;[string, number]&gt;&gt; | Yes |Callback used to return a synchronization complete event. |
**Example**
......@@ -2282,7 +2282,7 @@ kvStore.on('syncComplete', function (data) {
off(event:'dataChange', observer?: Callback&lt;ChangeNotification&gt;): void
Unsubscribes from data change notifications.
Unsubscribes from data changes.
**System capability**: SystemCapability.DistributedDataManager.KVStore.Core
......@@ -2290,19 +2290,28 @@ Unsubscribes from data change notifications.
| Name | Type| Mandatory | Description |
| ----- | ------ | ---- | ----------------------- |
| event |string | Yes |Event to unsubscribe from. The value is **dataChange**, which indicates data changes. |
| observer |Callback&lt;[ChangeNotification](#changenotification)&gt; |No |Callback used to return the data changes.|
| event |string | Yes |Event to unsubscribe from. The value is **dataChange**, which indicates a data change event. |
| observer |Callback&lt;[ChangeNotification](#changenotification)&gt; |No |Callback used to return a service status change event.|
**Example**
```js
let kvStore;
kvStore.on('dataChange', function (data) {
console.log("callback call data: " + data);
});
kvStore.off('dataChange', function (data) {
console.log("callback call data: " + data);
});
class KvstoreModel {
call(data) {
console.log("dataChange: " + data);
}
subscribeDataChange() {
if (kvStore != null) {
kvStore.on('dataChange', distributedData.SubscribeType.SUBSCRIBE_TYPE_REMOTE, this.call);
}
}
unsubscribeDataChange() {
if (kvStore != null) {
kvStore.off('dataChange', this.call);
}
}
}
```
......@@ -3708,7 +3717,7 @@ try {
on(event: 'syncComplete', syncCallback: Callback&lt;Array&lt;[string, number]&gt;&gt;): void
Subscribes to the data synchronization complete events.
Subscribes to synchronization complete events.
**System capability**: SystemCapability.DistributedDataManager.KVStore.Core
......@@ -3716,8 +3725,8 @@ Subscribes to the data synchronization complete events.
| Name | Type| Mandatory | Description |
| ----- | ------ | ---- | ----------------------- |
| event |string | Yes |Event to subscribe to. The value is **syncComplete**, which indicates completion of a data synchronization. |
| syncCallback |Callback&lt;Array&lt;[string, number]&gt;&gt; | Yes |Callback invoked to return the synchronization result. |
| event |string | Yes |Event to subscribe to. The value is **syncComplete**, which indicates a synchronization complete event. |
| syncCallback |Callback&lt;Array&lt;[string, number]&gt;&gt; | Yes |Callback invoked to return a synchronization complete event. |
**Example**
......@@ -3744,7 +3753,7 @@ try {
off(event: 'syncComplete', syncCallback?: Callback&lt;Array&lt;[string, number]&gt;&gt;): void
Unsubscribes from the data synchronization complete events.
Unsubscribes from synchronization complete events.
**System capability**: SystemCapability.DistributedDataManager.KVStore.Core
......@@ -3752,21 +3761,27 @@ Unsubscribes from the data synchronization complete events.
| Name | Type| Mandatory | Description |
| ----- | ------ | ---- | ----------------------- |
| event |string | Yes |Event to unsubscribe from. The value is **syncComplete**, which indicates completion of a data synchronization. |
| syncCallback |Callback&lt;Array&lt;[string, number]&gt;&gt; | No |Callback used to return the synchronization result. |
| event |string | Yes |Event to unsubscribe from. The value is **syncComplete**, which indicates a synchronization complete event. |
| syncCallback |Callback&lt;Array&lt;[string, number]&gt;&gt; | No |Callback used to return a synchronization complete event. |
**Example**
```js
let kvStore;
try {
const func = function (data) {
console.log('syncComplete ' + data)
};
kvStore.on('syncComplete', func);
kvStore.off('syncComplete', func);
}catch(e) {
console.log('syncComplete e ' + e);
class KvstoreModel {
call(data) {
console.log("syncComplete: " + data);
}
subscribeSyncComplete() {
if (kvStore != null) {
kvStore.on('syncComplete', this.call);
}
}
unsubscribeSyncComplete() {
if (kvStore != null) {
kvStore.off('syncComplete', this.call);
}
}
}
```
......@@ -3785,7 +3800,7 @@ Synchronizes the KV store manually. For details about the synchronization modes
| Name | Type| Mandatory | Description |
| ----- | ------ | ---- | ----------------------- |
| deviceIdList |string[] | Yes |IDs of the devices to be synchronized. These devices must be in the same networking environment. |
| deviceIdList |string[] | Yes |IDs of the devices in the same networking environment to be synchronized. |
| mode |[SyncMode](#syncmode) | Yes |Synchronization mode. |
| allowedDelayMs |number | No |Allowed synchronization delay time, in ms. |
......@@ -5067,7 +5082,7 @@ try {
on(event: 'syncComplete', syncCallback: Callback&lt;Array&lt;[string, number]&gt;&gt;): void
Subscribes to the data synchronization complete events.
Subscribes to synchronization complete events.
**System capability**: SystemCapability.DistributedDataManager.KVStore.Core
......@@ -5075,8 +5090,8 @@ Subscribes to the data synchronization complete events.
| Name | Type| Mandatory | Description |
| ----- | ------ | ---- | ----------------------- |
| event |string | Yes |Event to subscribe to. The value is **syncComplete**, which indicates the data synchronization complete event.|
| syncCallback |Callback<Array&lt;[string, number]&gt;> | Yes |Callback used to return the synchronization result. |
| event |string | Yes |Event to subscribe to. The value is **syncComplete**, which indicates a synchronization complete event.|
| syncCallback |Callback<Array&lt;[string, number]&gt;> | Yes |Callback invoked to return a synchronization complete event. |
**Example**
......@@ -5103,7 +5118,7 @@ try {
off(event: 'syncComplete', syncCallback?: Callback&lt;Array&lt;[string, number]&gt;&gt;): void
Unsubscribes from the synchronization complete events. This API uses a synchronous callback to return the result.
Unsubscribes from synchronization complete events. This API returns the result synchronously.
**System capability**: SystemCapability.DistributedDataManager.KVStore.Core
......@@ -5111,21 +5126,27 @@ Unsubscribes from the synchronization complete events. This API uses a synchrono
| Name | Type| Mandatory | Description |
| ----- | ------ | ---- | ----------------------- |
| event |string | Yes |Event to unsubscribe from. The value is **syncComplete**, which indicates the data synchronization complete event.|
| syncCallback |Callback<Array&lt;[string, number]&gt;&gt; | No |Callback used to return the synchronization result. |
| event |string | Yes |Event to unsubscribe from. The value is **syncComplete**, which indicates a synchronization complete event.|
| syncCallback |Callback<Array&lt;[string, number]&gt;&gt; | No |Callback used to return a synchronization complete event. |
**Example**
```js
let kvStore;
try {
const func = function (data) {
console.log('syncComplete ' + data)
};
kvStore.on('syncComplete', func);
kvStore.off('syncComplete', func);
}catch(e) {
console.log('syncComplete e ' + e);
class KvstoreModel {
call(data) {
console.log("syncComplete: " + data);
}
subscribeSyncComplete() {
if (kvStore != null) {
kvStore.on('syncComplete', this.call);
}
}
unsubscribeSyncComplete() {
if (kvStore != null) {
kvStore.off('syncComplete', this.call);
}
}
}
```
......
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