org.apache.hadoop.fs.azurebfs.services

Class AbfsHttpOperation

java.lang.Object

org.apache.hadoop.fs.azurebfs.services.AbfsHttpOperation

public class AbfsHttpOperation
extends Object

Represents an HTTP operation.

Constructor Summary

Constructors

Constructor and Description
AbfsHttpOperation(URL url, String method, List<AbfsHttpHeader> requestHeaders) Initializes a new HTTP request and opens the connection.

Method Summary

Modifier and Type	Method and Description
long	getBytesReceived()
int	getBytesSent()
String	getClientRequestId()
protected HttpURLConnection	getConnection()
ListResultSchema	getListResultSchema()
String	getMethod()
String	getRequestId()
String	getResponseHeader(String httpHeader)
int	getStatusCode()
String	getStatusDescription()
String	getStorageErrorCode()
String	getStorageErrorMessage()
URL	getUrl()
void	processResponse(byte[] buffer, int offset, int length) Gets and processes the HTTP response.
void	sendRequest(byte[] buffer, int offset, int length) Sends the HTTP request.
String	toString()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

AbfsHttpOperation

public AbfsHttpOperation(URL url,
                         String method,
                         List<AbfsHttpHeader> requestHeaders)
                  throws IOException

Initializes a new HTTP request and opens the connection.

Parameters:

url - The full URL including query string parameters.

method - The HTTP method (PUT, PATCH, POST, GET, HEAD, or DELETE).

requestHeaders - The HTTP request headers.READ_TIMEOUT

Throws:

IOException - if an error occurs.

Method Detail

getConnection

protected HttpURLConnection getConnection()

getMethod

public String getMethod()

getUrl

public URL getUrl()

getStatusCode

public int getStatusCode()

getStatusDescription

public String getStatusDescription()

getStorageErrorCode

public String getStorageErrorCode()

getStorageErrorMessage

public String getStorageErrorMessage()

getClientRequestId

public String getClientRequestId()

getRequestId

public String getRequestId()

getBytesSent

public int getBytesSent()

getBytesReceived

public long getBytesReceived()

getListResultSchema

public ListResultSchema getListResultSchema()

getResponseHeader

public String getResponseHeader(String httpHeader)

toString

public String toString()

Overrides:

toString in class Object

sendRequest

public void sendRequest(byte[] buffer,
                        int offset,
                        int length)
                 throws IOException

Sends the HTTP request. Note that HttpUrlConnection requires that an empty buffer be sent in order to set the "Content-Length: 0" header, which is required by our endpoint.

Parameters:

buffer - the request entity body.

offset - an offset into the buffer where the data beings.

length - the length of the data in the buffer.

Throws:

IOException - if an error occurs.

processResponse

public void processResponse(byte[] buffer,
                            int offset,
                            int length)
                     throws IOException

Gets and processes the HTTP response.

Parameters:

buffer - a buffer to hold the response entity body

offset - an offset in the buffer where the data will being.

length - the number of bytes to be written to the buffer.

Throws:

IOException - if an error occurs.