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Defines an AsyncTask suitable for executing a Request in the background. May be subclassed by applications having unique threading model needs.
| 扩展： | <any> |
| 应用安装包： | facebook |
RequestAsyncTask(Request)Constructor. Serialization of the requests will be done in the background, so any serialization- related errors will be returned via the Response.getException() method.
public RequestAsyncTask(Request requests) | 参数 | 描述 |
|---|---|
requests | The requests to execute |
RequestAsyncTask(Collection)Constructor. Serialization of the requests will be done in the background, so any serialization- related errors will be returned via the Response.getException() method.
public RequestAsyncTask(Collection requests) | 参数 | 描述 |
|---|---|
requests | The requests to execute |
RequestAsyncTask(RequestBatch)Constructor. Serialization of the requests will be done in the background, so any serialization- related errors will be returned via the Response.getException() method.
public RequestAsyncTask(RequestBatch requests) | 参数 | 描述 |
|---|---|
requests | The requests to execute |
RequestAsyncTask(HttpURLConnection, Request)Constructor that allows specification of an HTTP connection to use for executing the requests. No validation is done that the contents of the connection actually reflect the serialized requests, so it is the caller's responsibility to ensure that it will correctly generate the desired responses.
public RequestAsyncTask(HttpURLConnection connection, Request requests) | 参数 | 描述 |
|---|---|
connection | The HTTP connection to use to execute the requests |
requests | The requests to execute |
RequestAsyncTask(HttpURLConnection, Collection)Constructor that allows specification of an HTTP connection to use for executing the requests. No validation is done that the contents of the connection actually reflect the serialized requests, so it is the caller's responsibility to ensure that it will correctly generate the desired responses.
public RequestAsyncTask(HttpURLConnection connection, Collection requests) | 参数 | 描述 |
|---|---|
connection | The HTTP connection to use to execute the requests |
requests | The requests to execute |
RequestAsyncTask(HttpURLConnection, RequestBatch)Constructor that allows specification of an HTTP connection to use for executing the requests. No validation is done that the contents of the connection actually reflect the serialized requests, so it is the caller's responsibility to ensure that it will correctly generate the desired responses.
public RequestAsyncTask(HttpURLConnection connection, RequestBatch requests) | 参数 | 描述 |
|---|---|
connection | The HTTP connection to use to execute the requests |
requests | The requests to execute |
getException()protected final Exception getException() getRequests()protected final RequestBatch getRequests() toString()public String toString() onPreExecute()protected void onPreExecute() onPostExecute(List)protected void onPostExecute(List result) | 参数 | 描述 |
|---|---|
result |
doInBackground(Void)protected List doInBackground(Void params) | 参数 | 描述 |
|---|---|
params |