import com.kotcrab.vis.ui.widget.file.FileChooser.FileIconProvider; //导入依赖的package包/类
@Override
public void process(final LmlParser parser, final LmlTag tag, final FileChooser actor,
        final String rawAttributeData) {
    @SuppressWarnings("unchecked") final ActorConsumer<Drawable, FileHandle> provider = (ActorConsumer<Drawable, FileHandle>) parser
            .parseAction(rawAttributeData, MockUpFileHandle.INSTANCE);
    if (provider == null) {
        parser.throwErrorIfStrict(
                "Icon provider attribute expects a method that consumes a FileHandle and returns Drawable. Method not found for ID: "
                        + rawAttributeData);
        return;
    }
    actor.setIconProvider(new FileIconProvider() {
        @Override
        public Drawable provideIcon(final FileHandle file) {
            return provider.consume(file);
        }
    });
}
 

import com.kotcrab.vis.ui.widget.file.FileChooser.FileIconProvider; //导入依赖的package包/类
@Override
public void process(final LmlParser parser, final LmlTag tag, final FileChooser actor,
        final String rawAttributeData) {
    @SuppressWarnings("unchecked") final ActorConsumer<FileIconProvider, FileChooser> provider = (ActorConsumer<FileIconProvider, FileChooser>) parser
            .parseAction(rawAttributeData, actor);
    if (provider == null) {
        parser.throwError(
                "Icon provider requires an action ID of method returning FileIconProvider. No action found for data: "
                        + rawAttributeData);
    }
    actor.setIconProvider(provider.consume(actor));
}