Examples with ThumbnailDefinition org.alfresco.repo.thumbnail.ThumbnailDefinition used on opensource projects

Example 6 with ThumbnailDefinition

use of org.alfresco.repo.thumbnail.ThumbnailDefinition in project alfresco-remote-api by Alfresco.

the class RenditionsImpl method createRendition.

@Override
public void createRendition(NodeRef nodeRef, Rendition rendition, boolean executeAsync, Parameters parameters) {
    // If thumbnail generation has been configured off, then don't bother.
    if (!thumbnailService.getThumbnailsEnabled()) {
        throw new DisabledServiceException("Thumbnail generation has been disabled.");
    }
    final NodeRef sourceNodeRef = validateNode(nodeRef.getStoreRef(), nodeRef.getId());
    final NodeRef renditionNodeRef = getRenditionByName(sourceNodeRef, rendition.getId(), parameters);
    if (renditionNodeRef != null) {
        throw new ConstraintViolatedException(rendition.getId() + " rendition already exists.");
    }
    // Use the thumbnail registry to get the details of the thumbnail
    ThumbnailRegistry registry = thumbnailService.getThumbnailRegistry();
    ThumbnailDefinition thumbnailDefinition = registry.getThumbnailDefinition(rendition.getId());
    if (thumbnailDefinition == null) {
        throw new NotFoundException(rendition.getId() + " is not registered.");
    }
    ContentData contentData = getContentData(sourceNodeRef, true);
    // Check if anything is currently available to generate thumbnails for the specified mimeType
    if (!registry.isThumbnailDefinitionAvailable(contentData.getContentUrl(), contentData.getMimetype(), contentData.getSize(), sourceNodeRef, thumbnailDefinition)) {
        throw new InvalidArgumentException("Unable to create thumbnail '" + thumbnailDefinition.getName() + "' for " + contentData.getMimetype() + " as no transformer is currently available.");
    }
    Action action = ThumbnailHelper.createCreateThumbnailAction(thumbnailDefinition, serviceRegistry);
    // Create thumbnail - or else queue for async creation
    actionService.executeAction(action, sourceNodeRef, true, executeAsync);
}