com.adobe.cq.gfx

Interface Renderer

public interface Renderer

SPI interface for providing implementations for the Gfx API.

Method Summary

Modifier and Type	Method and Description
java.io.InputStream	render(Plan plan, ResourceResolver resolver) Renders the given plan and returns a binary file stream, typically an image file format, depending on the plan.

Method Detail

render

java.io.InputStream render(Plan plan,
                           ResourceResolver resolver)
                    throws java.lang.Exception

Renders the given plan and returns a binary file stream, typically an image file format, depending on the plan.

Validation and errors:

• If the plan cannot be rendered (e.g. unsupported operations or unsupported src references), return null. There should be a validation check at the beginning.
• If the plan can be rendered, but there is an exception, it should be thrown.

Parameters:

plan - describes the rendering operations

resolver - a resource resolver to access files referenced in the plan

Returns:

A binary file stream, typically an image file format. If the plan cannot be rendered, return null.

Throws:

java.lang.Exception - if the rendering unexpectedly fails