@SuppressWarnings("rawtypes")
    @Override
    public AssetInfo locate(AssetManager manager, AssetKey key) {
        if(key instanceof ContentTextureKey) {
            String name = key.getName();
            byte[] content = ((ContentTextureKey) key).getContent();
            if(content != null) {
                return new ContentAssetInfo(manager, key, content);
            } else {
                logger.log(Level.WARNING, "No content for " + name);
                return null;
            }
        } else {
            logger.log(Level.SEVERE, "AssetKey should be TextureContentKey instance");
            return null;
        }
    }
Used to locate a resource based on a {@link ContentTextureKey}.
jme3-plugins/src/fbx/java/com/jme3/scene/plugins/fbx/ContentTextureLocator.java