WritableResource (DellRoad Stuff Vaadin 7.x Classes 2.5.10 API)

java.lang.Object
- com.vaadin.server.StreamResource
- - org.dellroad.stuff.vaadin7.WritableResource

All Implemented Interfaces:

ConnectorResource, Resource, Serializable, WriteCallback
```
public abstract class WritableResource
extends StreamResource
implements WriteCallback
```
Support superclass for StreamResource implementations that can be more easily implemented by writing to an OutputStream than providing an InputStream.

See Also:

Vaadin Ticket #5145, Serialized Form

Nested Class Summary
- Nested classes/interfaces inherited from class com.vaadin.server.StreamResource
  StreamResource.StreamSource

Field Summary
- Fields inherited from interface com.vaadin.server.ConnectorResource
  CONNECTOR_PATH

Constructor Summary

Constructors
Modifier	Constructor	Description
`protected`	`WritableResource(String filename)`	Constructor.
`protected`	`WritableResource(String filename, String mimeType)`	Convenience constructor that also sets the MIME type.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`abstract void`	`writeTo(OutputStream output)`	Write the resource contents to the given `OutputStream` and then close it.

Methods inherited from class com.vaadin.server.StreamResource
equals, getBufferSize, getCacheTime, getFilename, getMIMEType, getStream, getStreamSource, hashCode, setBufferSize, setCacheTime, setFilename, setMIMEType, setStreamSource

Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - WritableResource
```
protected WritableResource(String filename)
```
    Constructor.
    
    Parameters:
    
    filename - resource file name
  - WritableResource
```
protected WritableResource(String filename,
                           String mimeType)
```
    Convenience constructor that also sets the MIME type.
    
    Parameters:
    
    filename - resource file name
    
    mimeType - resource MIME type
- Method Detail
  - writeTo
```
public abstract void writeTo(OutputStream output)
                      throws IOException
```
    Write the resource contents to the given OutputStream and then close it.
    Note that the VaadinSession associated with this resource will not be locked when this method is invoked.
    
    Specified by:
    
    writeTo in interface WriteCallback
    
    Parameters:
    
    output - resource output stream
    
    Throws:
    
    IOException - if an I/O error occurs