@@ -184,12 +195,16 @@ Verifies the certificate signature. This API uses an asynchronous callback to re
| key | cryptoFramework.PubKey | Yes | Public key used for signature verification. |
| callback | AsyncCallback\<void> | Yes | Callback invoked to return the result. If **error** is **null**, the signature verification is successful. If **error** is not **null**, the signature verification fails.|
| callback | AsyncCallback\<[EncodingBlob](#encodingblob)> | Yes | Callback invoked to return the result. Promise used to return the serialized X.509 certificate data obtained.|
| string | Start time of the X509 certificate validity period, in the YYMMDDHHMMSSZ or YYYYMMDDHHMMSSZ format. The value must end with **Z**, which indicates the UTC.|
| string | Expiration time of the X509 certificate validity period, in the YYMMDDHHMMSSZ or YYYYMMDDHHMMSSZ format. The value must end with **Z**, which indicates the UTC.|
| key | cryptoFramework.PubKey | Yes | Public key used for signature verification. |
| key | cryptoFramework.PubKey | Yes | Public key used for signature verification. |
| callback | AsyncCallback\<void> | Yes | Callback invoked to return the result. If **error** is **null**, the signature verification is successful. If **error** is not **null**, the signature verification fails.|
**Error codes**
| ID| Error Message |
| -------- | ----------------------- |
| 19030001 | Crypto operation error. |
**Example**
...
...
@@ -1264,7 +1442,7 @@ cryptoCert.createX509Crl(encodingBlob, function (error, x509Crl) {
| callback | AsyncCallback<Array\<X509CrlEntry>> | Yes | Callback invoked to return the result. Promise used to return a list of revoked X.509 certificates.|
**Error codes**
| ID| Error Message |
| -------- | ----------------------- |
| 19020001 | Memory error. |
| 19030001 | Crypto operation error. |
**Example**
...
...
@@ -1604,6 +1832,13 @@ Obtains all the revoked X.509 certificates. This API uses a promise to return th
| callback | AsyncCallback\<void> | Yes | Callback invoked to return the result. If **error** is **null**, the X.509 certificate chain is valid. If **error** is not **null**, the X.509 certificate chain is not valid.|
| callback | AsyncCallback\<[EncodingBlob](#encodingblob)> | Yes | Callback invoked to return the result. Promise used to return the serialized data of the revoked certificate obtained.|
**Error codes**
| ID| Error Message |
| -------- | ----------------------- |
| 19020001 | Memory error. |
| 19020002 | Runtime error. |
| 19030001 | Crypto operation error. |
**Example**
...
...
@@ -2012,6 +2329,14 @@ Obtains the serialized data of this revoked certificate. This API uses a promise
| context | Context | Yes |Application context.<br>For details about the application context of the FA model, see [Context](js-apis-inner-app-context.md).<br>For the application context of the stage model, see [Context](js-apis-ability-context.md).|
| context | Context | Yes |Application context.<br>For details about the application context of the FA model, see [Context](js-apis-inner-app-context.md).<br>For details about the application context of the stage model, see [Context](js-apis-inner-application-uiAbilityContext.md).|
| bundleName | string | Yes | Bundle name. |
## Constants
...
...
@@ -272,7 +272,6 @@ Stage model:
```js
importUIAbilityfrom'@ohos.app.ability.UIAbility'
letkvManager;
exportdefaultclassEntryAbilityextendsUIAbility{
onCreate(){
...
...
@@ -358,7 +357,7 @@ try {
console.error(`Fail to get KVStore.code is ${err.code},message is ${err.message}`);
return;
}
console.log("Obtained the KVStore successfully.");
@@ -6,6 +6,7 @@ The **fileAccess** module is a framework for accessing and operating user files
>
>- The initial APIs of this module are supported since API version 9. Newly added APIs will be marked with a superscript to indicate their earliest API version.
>- The APIs provided by this module are system APIs and cannot be called by third-party applications. Currently, the APIs can be called only by **FilePicker** and **Files**.
>- The APIs of this module support processing of error codes. For details, see [File Management Error Codes](../errorcodes/errorcode-filemanagement.md).
## Modules to Import
...
...
@@ -25,9 +26,9 @@ Obtains information about all wants with **extension** set to **fileAccess** in
**Return value**
| Type| Description|
| --- | -- |
| Promise<Array<Want>> | Promise used to return the **want** information obtained.|
| Type| Description|
| --- | -- |
| Promise<Array<Want>> | Promise used to return the **want** information obtained.|
**Example**
...
...
@@ -55,9 +56,9 @@ Obtains information about all wants with **extension** set to **fileAccess** in
**Parameters**
| Name| Type| Mandatory| Description|
| --- | --- | --- | -- |
| callback | AsyncCallback<Array<Want>> | Yes| Promise used to return the **want** information obtained.|
| Name| Type| Mandatory| Description|
| --- | --- | --- | -- |
| callback | AsyncCallback<Array<Want>> | Yes| Promise used to return the **want** information obtained.|
**Example**
...
...
@@ -89,16 +90,16 @@ Synchronously creates a **Helper** object to connect to the specified wants. The
**Parameters**
| Name| Type| Mandatory| Description|
| --- | --- | --- | -- |
| context | Context | Yes| Context of the ability.|
| wants | Array<Want> | Yes| Wants to connect.|
| Name| Type| Mandatory| Description|
| --- | --- | --- | -- |
| context | Context | Yes| Context of the ability.|
| wants | Array<Want> | Yes| Wants to connect.|
**Return value**
| Type| Description|
| --- | -- |
| FileAccessHelper | **Helper** object created.|
| Type| Description|
| --- | -- |
| FileAccessHelper | **Helper** object created.|
**Example**
...
...
@@ -136,15 +137,15 @@ Synchronously creates a **Helper** object to connect to all file management serv
**Parameters**
| Name| Type| Mandatory| Description|
| --- | --- | --- | -- |
| context | Context | Yes| Context of the ability.|
| Name| Type| Mandatory| Description|
| --- | --- | --- | -- |
| context | Context | Yes| Context of the ability.|
**Return value**
| Type| Description|
| --- | -- |
| FileAccessHelper | **Helper** object created.|
| Type| Description|
| --- | -- |
| FileAccessHelper | **Helper** object created.|
**Example**
...
...
@@ -175,9 +176,9 @@ Obtains information about the device root nodes of the file management service t
**Return value**
| Type| Description|
| --- | -- |
| Promise<RootIterator> | Promise used to return the **RootIterator** object obtained.|
| Type| Description|
| --- | -- |
| Promise<RootIterator> | Promise used to return the **RootIterator** object obtained.|
**Example**
...
...
@@ -220,9 +221,9 @@ The callback has a **RootIterator** object, which returns [RootInfo](#rootinfo)
**Parameters**
| Name| Type| Mandatory| Description|
| --- | --- | --- | -- |
| callback | AsyncCallback<RootIterator> | Yes| Promise used to return the **RootIterator** object obtained.|
| Name| Type| Mandatory| Description|
| --- | --- | --- | -- |
| callback | AsyncCallback<RootIterator> | Yes| Promise used to return the **RootIterator** object obtained.|
**Example**
...
...
@@ -263,16 +264,16 @@ Synchronously obtains the **FileIterator** object of the first-level files (dire
@@ -988,10 +989,10 @@ Checks whether a file or directory exists. This API uses an asynchronous callba
**Parameters**
| Name| Type| Mandatory| Description|
| --- | --- | --- | -- |
| sourceFileUri | string | Yes| URI of the file or directory.|
| callback | AsyncCallback<boolean> | Yes| Promise used to return the result.|
| Name| Type| Mandatory| Description|
| --- | --- | --- | -- |
| sourceFileUri | string | Yes| URI of the file or directory.|
| callback | AsyncCallback<boolean> | Yes| Promise used to return the result.|
**Example**
...
...
@@ -1031,13 +1032,13 @@ Obtains the next-level device root directory. **RootIterator** is an iterator ob
| Type| Description|
| --- | -- |
| {value: RootInfo, done: boolean} | Root directory information obtained. This API traverses the directory until **done** returns **true**. The **value** field contains the root directory information.|
| {value: RootInfo, done: boolean} | Root directory information obtained. This API traverses the directory until **done** returns **true**. The **value** field contains the root directory information.|
## FileIterator.next
next( ) : { value: FileInfo, done: boolean }
Obtains the information about the next-level file or directory. **FileIterator** is an iterator object of a directory.
Obtains the information about the next-level file or directory. **FileIterator** is an iterator object of a directory.
@@ -1047,7 +1048,7 @@ Obtains the information about the next-level file or directory. **FileIterator*
| Type| Description|
| --- | -- |
| {value: FileInfo, done: boolean} | File or directory information obtained. This API traverses the specified directory until **done** returns **true**. The **value** field contains the file or directory information obtained.|
| {value: FileInfo, done: boolean} | File or directory information obtained. This API traverses the specified directory until **done** returns **true**. The **value** field contains the file or directory information obtained.|
## RootInfo
...
...
@@ -1068,7 +1069,7 @@ Represents the root attribute information and interface capabilities of a device
## FileInfo
Represents the file or directory attribute information and interface capabilities.
Represents the file or directory attribute information and interface capabilities.
> The initial APIs of this module are supported since API version 3. Newly added APIs will be marked with a superscript to indicate their earliest API version.
> - The initial APIs of this module are supported since API version 3. Newly added APIs will be marked with a superscript to indicate their earliest API version.
>- The APIs provided by this module are deprecated since API version 9. You are advised to use [cryptoFramework-Cipher](js-apis-cryptoFramework.md#Cipher).
## Modules to Import
...
...
@@ -18,9 +18,10 @@ Defines the response to the cipher interface called.
Obtains the **tagInfo** object provided by the NFC service when the tag is dispatched.
> **NOTE**
> This API is supported since API version 7 and deprecated since API version 9. You are advised to use [tag.getTagInfo](js-apis-nfcTag.md#taggettaginfo9).
For details about the error codes, see [NFC Error Codes](../errorcodes/errorcode-nfc.md).
| ID| Error message|
| ------- | -------|
| 3100201 | Tag running state is abnormal in service. |
**Example**
```js
importtagfrom'@ohos.nfc.tag';
// tagInfo is an object provided by the NFC service when a tag is dispatched.
// getXXX can be getIsoDep, getNdef, getMifareClassic, or any other getter for NFC tags.
try{
tag.getIsoDep(tagInfo).connect();
console.log("tag connect success");
}catch(busiError){
console.log("tag connect busiError: "+busiError);
}
```
### tagSession.reset()
reset(): void
Resets the connection to this tag.
> **NOTE**
> This API is supported since API version 7 and deprecated since API version 9. You are advised to use [tagSession.resetConnection](#tagsessionresetconnection9).
> This API is supported since API version 7 and deprecated since API version 9. You are advised to use [tagSession.isConnected](#tagsessionisconnected9).
Obtains the maximum length of the data that can be sent to this tag.
> **NOTE**
> This API is supported since API version 7 and deprecated since API version 9. You are advised to use [tagSession.getMaxTransmitSize](#tagsessiongetmaxtransmitsize9).
Obtains the timeout period for sending data to this tag, in milliseconds.
> **NOTE**
> This API is supported since API version 7 and deprecated since API version 9. You are advised to use [tagSession.getTimeout](#tagsessiongettimeout9).
Sets the timeout period for sending data to this tag, in milliseconds.
> **NOTE**
> This API is supported since API version 7 and deprecated since API version 9. You are advised to use [tagSession.setTimeout](#tagsessionsettimeout9).
Sends data to this tag. This API uses an asynchronous callback to return the result.
> **NOTE**
> This parameter is supported since API version 7 and discarded since API version 9. You are advised to use [tagSession.transmit](#tagsessiontransmit9-1).
| Promise<number[]> | Promise used to return the response from the tag. The response consists of hexadecimal numbers ranging from **0x00** to **0xFF**.|
**Error codes**
For details about the error codes, see [NFC Error Codes](../errorcodes/errorcode-nfc.md).
| ID| Error message|
| ------- | -------|
| 3100201 | Tag running state is abnormal in service. |
**Example**
```js
importtagfrom'@ohos.nfc.tag';
// tagInfo is an object provided by the NFC service when a tag is dispatched.
// getXXX can be getIsoDep, getNdef, getMifareClassic, or any other getter for NFC tags.
// Connect to the tag if it is not connected.
try{
if(!tag.getIsoDep(tagInfo).isConnected()){
tag.getIsoDep(tagInfo).connect();
}
}catch(busiError){
console.log("tag connect busiError: "+busiError);
return;
}
letcmdData=[0x01,0x02,0x03,0x04];// Change it as required.
| data | number[] | Yes| Data to send. The data consists of hexadecimal numbers ranging from **0x00** to **0xFF**.|
| callback | AsyncCallback<number[]> | Yes| Callback invoked to return the response from the tag. The response consists of hexadecimal numbers ranging from **0x00** to **0xFF**.|
**Error codes**
For details about the error codes, see [NFC Error Codes](../errorcodes/errorcode-nfc.md).
| ID| Error message|
| ------- | -------|
| 3100201 | Tag running state is abnormal in service. |
**Example**
```js
importtagfrom'@ohos.nfc.tag';
// tagInfo is an object provided by the NFC service when a tag is dispatched.
// getXXX can be getIsoDep, getNdef, getMifareClassic, or any other getter for NFC tags.
// Connect to the tag if it is not connected.
try{
if(!tag.getIsoDep(tagInfo).isConnected()){
tag.getIsoDep(tagInfo).connect();
}
}catch(busiError){
console.log("tag connect busiError: "+busiError);
return;
}
letcmdData=[0x01,0x02,0x03,0x04];// Change it as required.
