/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.apache.servicecomb.edge.core;

import javax.ws.rs.core.Response.Status;

import org.apache.servicecomb.swagger.invocation.exception.InvocationException;
import org.apache.servicecomb.transport.rest.vertx.AbstractVertxHttpDispatcher;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import io.vertx.core.http.HttpServerResponse;
import io.vertx.ext.web.RoutingContext;

public abstract class AbstractEdgeDispatcher extends AbstractVertxHttpDispatcher {
  private static final Logger LOGGER = LoggerFactory.getLogger(AbstractEdgeDispatcher.class);

  protected void onFailure(RoutingContext context) {
    LOGGER.error("edge server failed.", context.failure());
    HttpServerResponse response = context.response();
    if (context.failure() instanceof InvocationException) {
      InvocationException exception = (InvocationException) context.failure();
      response.setStatusCode(exception.getStatusCode());
      response.setStatusMessage(exception.getErrorData().toString());
      response.end();
    } else {
      response.setStatusCode(Status.BAD_GATEWAY.getStatusCode());
      response.setStatusMessage(Status.BAD_GATEWAY.getReasonPhrase());
      response.end();
    }
  }
}

@@ -867,25 +867,133 @@
 ore.
-Response.Status;%0A
+MediaType;%0Aimport javax.ws.rs.core.Response.Status;%0A%0Aimport org.apache.servicecomb.common.rest.codec.RestObjectMapperFactory;
 %0Aimp
@@ -1207,16 +1207,76 @@
 ctory;%0A%0A
+import com.fasterxml.jackson.core.JsonProcessingException;%0A%0A
 import i
@@ -1695,24 +1695,94 @@
 response();%0A
+    if (response.closed() %7C%7C response.ended()) %7B%0A      return;%0A    %7D%0A%0A
     if (cont
@@ -2014,32 +2014,523 @@
 .get
-ErrorData().toString());
+ReasonPhrase());%0A      if (null == exception.getErrorData()) %7B%0A        response.end();%0A        return;%0A      %7D%0A%0A      String responseBody;%0A      try %7B%0A        responseBody = RestObjectMapperFactory.getRestObjectMapper().writeValueAsString(exception.getErrorData());%0A        response.putHeader(%22Content-Type%22, MediaType.APPLICATION_JSON);%0A      %7D catch (JsonProcessingException e) %7B%0A        responseBody = exception.getErrorData().toString();%0A        response.putHeader(%22Content-Type%22, MediaType.TEXT_PLAIN);%0A      %7D
 %0A   
@@ -2537,32 +2537,44 @@
    response.end(
+responseBody
 );%0A    %7D else %7B%0A

check before send response, fix the response message