HttpHeaderUtils.HttpResource (appNG Parent 2.0.0-SNAPSHOT API)

Enclosing class:

HttpHeaderUtils
```
public static interface HttpHeaderUtils.HttpResource
```
A resource that has been requested by an HttpServletRequest and eventually needs to be updated.

See Also:

HttpHeaderUtils.handleModifiedHeaders(HttpServletRequest, HttpServletResponse, HttpResource, boolean)

Method Summary

All Methods Instance Methods Abstract Methods Default Methods
Modifier and Type	Method	Description
`String`	`getContentType()`	Returns the content-type for this resource
`byte[]`	`getData()`	Retrieves the data of this resource.
`default org.springframework.http.HttpHeaders`	`getHeaders()`	Returns the `HttpHeaders` for this resource.
`default org.springframework.http.HttpStatus`	`getStatus()`	Returns the `HttpStatus` for this resource.
`boolean`	`needsUpdate()`	Whether or not this resource has been updated during `update()`.
`default void`	`setStatus(org.springframework.http.HttpStatus status)`	Set the status for this response.
`long`	`update()`	Updates this resource if necessary and returns the latest version.

- Method Detail
  - update
```
long update()
     throws IOException
```
    Updates this resource if necessary and returns the latest version.
    
    Returns:
    
    the latest version of the resource
    
    Throws:
    
    IOException - if an error occurs while updating
  - getContentType
```
String getContentType()
```
    Returns the content-type for this resource
    
    Returns:
    
    the content-type
  - needsUpdate
```
boolean needsUpdate()
```
    Whether or not this resource has been updated during update().
    
    Returns:
    
    true if this resource has been updated
    
    See Also:
    
    update()
  - getData
```
byte[] getData()
        throws IOException
```
    Retrieves the data of this resource.
    
    Returns:
    
    the data
    
    Throws:
    
    IOException - if an error occurs while retrieving the data
  - setStatus
```
default void setStatus(org.springframework.http.HttpStatus status)
```
    Set the status for this response.
    
    Parameters:
    
    status - the status
  - getStatus
```
default org.springframework.http.HttpStatus getStatus()
```
    Returns the HttpStatus for this resource. Default: HttpStatus#OK.
    
    Returns:
    
    the status
  - getHeaders
```
default org.springframework.http.HttpHeaders getHeaders()
```
    Returns the HttpHeaders for this resource. Default: An empty HttpHeaders object
    
    Returns:
    
    the HttpHeaders