io.knotx.server.KnotxHeaderHandler Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of knotx-core Show documentation

Core Knot.x module consisting of Server, Repositories, Splitter, Assembler and Gateway.

There is a newer version: 1.6.0

/*
 * Copyright (C) 2016 Cognifide Limited
 *
 * 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 io.knotx.server;

import io.knotx.configuration.CustomHttpHeader;
import io.knotx.server.configuration.KnotxServerOptions;
import io.vertx.core.Handler;
import io.vertx.reactivex.ext.web.RoutingContext;

public class KnotxHeaderHandler implements Handler {

  private CustomHttpHeader customHeader;

  public KnotxHeaderHandler(CustomHttpHeader customResponseHeader) {
    this.customHeader = customResponseHeader;
  }

  public static KnotxHeaderHandler create(KnotxServerOptions config) {
    return new KnotxHeaderHandler(config.getCustomResponseHeader());
  }

  @Override
  public void handle(RoutingContext context) {
    if (customHeader != null) {
      context.response().headers()
          .add(customHeader.getName(), customHeader.getValue());
    }
    context.next();
  }
}