CredentialsFetcher (Aliyun OSS SDK for Java 3.17.4 API)

All Known Implementing Classes:

CustomSessionCredentialsFetcher, EcsRamRoleCredentialsFetcher, HttpCredentialsFetcher, InstanceProfileCredentialsFetcher
```
public interface CredentialsFetcher
```

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method and Description
`URL`	`buildUrl()` Constructs the url of authorization server.
`Credentials`	`fetch()` Fetches credentials from the authorization server.
`Credentials`	`fetch(int retryTimes)` Fetches credentials from the authorization server.
`Credentials`	`parse(com.aliyuncs.http.HttpResponse response)` Parses the response to get credentials.
`com.aliyuncs.http.HttpResponse`	`send(com.aliyuncs.http.HttpRequest request)` Sends http request to authorization server.

- Method Detail
  - buildUrl
```
URL buildUrl()
      throws com.aliyuncs.exceptions.ClientException
```
    Constructs the url of authorization server.
    
    Returns:
    
    the url of authorization server
    
    Throws:
    
    com.aliyuncs.exceptions.ClientException - If any errors occurred in OSS while processing the request.
  - send
```
com.aliyuncs.http.HttpResponse send(com.aliyuncs.http.HttpRequest request)
                             throws IOException
```
    Sends http request to authorization server.
    
    Parameters:
    
    request - http request.
    
    Returns:
    
    http response
    
    Throws:
    
    IOException - An IO errors occurred while sending the request to authorization server.
  - parse
```
Credentials parse(com.aliyuncs.http.HttpResponse response)
           throws com.aliyuncs.exceptions.ClientException
```
    Parses the response to get credentials.
    
    Parameters:
    
    response - http response.
    
    Returns:
    
    credentials
    
    Throws:
    
    com.aliyuncs.exceptions.ClientException - If any errors occurred in OSS while processing the request.
  - fetch
```
Credentials fetch()
           throws com.aliyuncs.exceptions.ClientException
```
    Fetches credentials from the authorization server.
    
    Returns:
    
    credentials
    
    Throws:
    
    com.aliyuncs.exceptions.ClientException - If any errors occurred in OSS while processing the request.
  - fetch
```
Credentials fetch(int retryTimes)
           throws com.aliyuncs.exceptions.ClientException
```
    Fetches credentials from the authorization server.
    
    Parameters:
    
    retryTimes - retry times.
    
    Returns:
    
    credentials
    
    Throws:
    
    com.aliyuncs.exceptions.ClientException - If any errors occurred in OSS while processing the request.

Interface CredentialsFetcher

Method Summary

Method Detail

buildUrl

send

parse

fetch

fetch