1 // 2 // ======================================================================== 3 // Copyright (c) 1995-2013 Mort Bay Consulting Pty. Ltd. 4 // ------------------------------------------------------------------------ 5 // All rights reserved. This program and the accompanying materials 6 // are made available under the terms of the Eclipse Public License v1.0 7 // and Apache License v2.0 which accompanies this distribution. 8 // 9 // The Eclipse Public License is available at 10 // http://www.eclipse.org/legal/epl-v10.html 11 // 12 // The Apache License v2.0 is available at 13 // http://www.opensource.org/licenses/apache2.0.php 14 // 15 // You may elect to redistribute this code under either of these licenses. 16 // ======================================================================== 17 // 18 19 20 package org.eclipse.jetty.spdy.http; 21 22 import java.util.Collections; 23 import java.util.Set; 24 25 import org.eclipse.jetty.spdy.api.Headers; 26 import org.eclipse.jetty.spdy.api.Stream; 27 28 /** 29 * 30 */ 31 public interface PushStrategy 32 { 33 public Set<String> apply(Stream stream, Headers requestHeaders, Headers responseHeaders); 34 35 public static class None implements PushStrategy 36 { 37 @Override 38 public Set<String> apply(Stream stream, Headers requestHeaders, Headers responseHeaders) 39 { 40 return Collections.emptySet(); 41 } 42 } 43 }