Examples with AsyncOutputWriter org.jboss.resteasy.spi.AsyncOutputWriter used on opensource projects

Example 1 with AsyncOutputWriter

use of org.jboss.resteasy.spi.AsyncOutputWriter in project resteasy by resteasy.

the class Jackson2JsonpInterceptor method asyncAroundWriteTo.

@Override
public CompletionStage<Void> asyncAroundWriteTo(AsyncWriterInterceptorContext context) {
    LogMessages.LOGGER.debugf("Interceptor : %s,  Method : aroundWriteTo", getClass().getName());
    String function = uri.getQueryParameters().getFirst(callbackQueryParameter);
    if (enabled && function != null && !function.trim().isEmpty() && !jsonpCompatibleMediaTypes.getPossible(context.getMediaType()).isEmpty()) {
        AsyncOutputWriter writer = new AsyncOutputWriter(context.getAsyncOutputStream());
        CompletionStage<Void> ret = CompletableFuture.completedFuture(null);
        if (wrapInTryCatch) {
            ret = ret.thenCompose(v -> writer.asyncWrite("try{"));
        }
        ret = ret.thenCompose(v -> writer.asyncWrite(function + "(")).thenCompose(v -> writer.asyncFlush()).thenCompose(v -> context.asyncProceed()).thenCompose(v -> writer.asyncFlush()).thenCompose(v -> writer.asyncWrite(")"));
        if (wrapInTryCatch) {
            ret = ret.thenCompose(v -> writer.asyncWrite("}catch(e){}"));
        }
        return ret.thenCompose(v -> writer.asyncFlush());
    } else {
        return context.asyncProceed();
    }
}