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/*
* Copyright [2017] [Andy Moncsek]
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jacpfx.vertx.rest.util;
import io.vertx.core.AsyncResult;
import io.vertx.core.eventbus.DeliveryOptions;
import io.vertx.core.eventbus.Message;
import io.vertx.ext.web.RoutingContext;
import java.util.Map;
import java.util.Optional;
import java.util.function.Consumer;
import org.jacpfx.common.VxmsShared;
import org.jacpfx.common.encoder.Encoder;
import org.jacpfx.common.throwable.ThrowableFunction;
import org.jacpfx.common.throwable.ThrowableSupplier;
import org.jacpfx.vertx.rest.eventbus.blocking.EventbusBlockingExecution;
import org.jacpfx.vertx.rest.interfaces.blocking.ExecuteEventbusStringCallBlocking;
import org.jacpfx.vertx.rest.interfaces.blocking.RecursiveBlockingExecutor;
import org.jacpfx.vertx.rest.interfaces.blocking.RetryBlockingExecutor;
import org.jacpfx.vertx.rest.response.blocking.ExecuteRSStringResponse;
/**
* Created by Andy Moncsek on 05.04.16.
* Typed execution of event-bus calls and blocking string response
*/
public class EventbusStringExecutionBlockingUtil {
/**
* create execution chain for event-bus request and reply to rest
*
* @param _methodId the method identifier
* @param _targetId the event-bus target id
* @param _message the message to send
* @param _stringFunction the function to process the result message
* @param _options the event-bus delivery options
* @param _vxmsShared the vxmsShared instance, containing the Vertx instance and other shared
* objects per instance
* @param _failure the failure thrown while task execution
* @param _errorMethodHandler the error-method handler
* @param _context the vertx routing context
* @param _headers the headers to pass to the response
* @param _stringSupplier the supplier, producing the string response
* @param _encoder the encoder to encode your objects
* @param _errorHandler the error handler
* @param _onFailureRespond the consumer that takes a Future with the alternate response value in
* case of failure
* @param _httpStatusCode the http status code to set for response
* @param _httpErrorCode the http error code to set in case of failure handling
* @param _retryCount the amount of retries before failure execution is triggered
* @param _timeout the amount of time before the execution will be aborted
* @param _delay the delay between an error and the retry
* @param _circuitBreakerTimeout the amount of time before the circuit breaker closed again
* @return the execution chain {@link ExecuteRSStringResponse}
*/
public static ExecuteRSStringResponse mapToStringResponse(String _methodId,
String _targetId,
Object _message,
DeliveryOptions _options,
ThrowableFunction>, String> _stringFunction,
VxmsShared _vxmsShared,
Throwable _failure,
Consumer _errorMethodHandler,
RoutingContext _context, Map _headers,
ThrowableSupplier _stringSupplier,
Encoder _encoder,
Consumer _errorHandler,
ThrowableFunction _onFailureRespond,
int _httpStatusCode,
int _httpErrorCode,
int _retryCount,
long _timeout,
long _delay,
long _circuitBreakerTimeout) {
final DeliveryOptions _deliveryOptions = Optional.ofNullable(_options)
.orElse(new DeliveryOptions());
final RetryBlockingExecutor retry = (methodId,
targetId,
message,
byteFunction,
deliveryOptions,
vxmsShared, t,
errorMethodHandler,
context,
headers,
encoder,
errorHandler,
onFailureRespond,
httpStatusCode,
httpErrorCode, retryCount,
timeout, delay, circuitBreakerTimeout) -> {
final int decrementedCount = retryCount - 1;
mapToStringResponse(methodId,
targetId, message,
deliveryOptions,
byteFunction,
vxmsShared, t,
errorMethodHandler,
context, headers,
null,
encoder,
errorHandler,
onFailureRespond,
httpStatusCode,
httpErrorCode,
decrementedCount,
timeout, delay,
circuitBreakerTimeout).
execute();
};
final RecursiveBlockingExecutor executor = (methodId,
vxmsShared,
t,
errorMethodHandler,
context,
headers,
supplier,
encoder,
errorHandler,
onFailureRespond,
httpStatusCode, httpErrorCode,
retryCount, timeout, delay, circuitBreakerTimeout) ->
new ExecuteRSStringResponse(methodId,
vxmsShared, t,
errorMethodHandler,
context, headers,
supplier,
null,
encoder, errorHandler,
onFailureRespond,
httpStatusCode,
httpErrorCode,
retryCount, timeout, delay,
circuitBreakerTimeout).
execute();
final ExecuteEventbusStringCallBlocking excecuteAsyncEventBusAndReply = (vxmsShared, t,
errorMethodHandler,
context, headers,
encoder, errorHandler,
onFailureRespond,
httpStatusCode, httpErrorCode,
retryCount, timeout,
delay, circuitBreakerTimeout) ->
EventbusBlockingExecution.sendMessageAndSupplyHandler(_methodId,
_targetId, _message,
_stringFunction,
_deliveryOptions,
vxmsShared, t,
errorMethodHandler,
context, headers,
encoder, errorHandler,
onFailureRespond,
httpStatusCode,
httpErrorCode,
retryCount,
timeout, delay,
circuitBreakerTimeout,
executor, retry);
return new ExecuteRSStringResponse(_methodId, _vxmsShared, _failure, _errorMethodHandler,
_context, _headers, _stringSupplier, excecuteAsyncEventBusAndReply,
_encoder, _errorHandler, _onFailureRespond, _httpStatusCode, _httpErrorCode, _retryCount,
_timeout, _delay, _circuitBreakerTimeout);
}
}
