/*
* 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.brooklyn.rest.filter;
import javax.ws.rs.core.HttpHeaders;
import javax.ws.rs.core.MultivaluedMap;
import com.sun.jersey.spi.container.ContainerRequest;
import com.sun.jersey.spi.container.ContainerResponse;
import com.sun.jersey.spi.container.ContainerResponseFilter;
public class NoCacheFilter implements ContainerResponseFilter {
@Override
public ContainerResponse filter(ContainerRequest request, ContainerResponse response) {
//https://developer.mozilla.org/en-US/docs/Web/HTTP/Caching_FAQ
MultivaluedMap<String, Object> headers = response.getHttpHeaders();
headers.putSingle(HttpHeaders.CACHE_CONTROL, "no-cache, no-store");
headers.putSingle("Pragma", "no-cache");
headers.putSingle(HttpHeaders.EXPIRES, "0");
return response;
}
}