| /* |
| * Copyright (C) 2012 The Android Open Source Project |
| * |
| * 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 com.squareup.okhttp; |
| |
| import java.io.IOException; |
| import java.net.CacheResponse; |
| import java.net.HttpURLConnection; |
| |
| /** |
| * A response cache that supports statistics tracking and updating stored |
| * responses. Implementations of {@link java.net.ResponseCache} should implement |
| * this interface to receive additional support from the HTTP engine. |
| */ |
| public interface OkResponseCache { |
| |
| /** Track an HTTP response being satisfied by {@code source}. */ |
| void trackResponse(ResponseSource source); |
| |
| /** Track an conditional GET that was satisfied by this cache. */ |
| void trackConditionalCacheHit(); |
| |
| /** Updates stored HTTP headers using a hit on a conditional GET. */ |
| void update(CacheResponse conditionalCacheHit, HttpURLConnection httpConnection) |
| throws IOException; |
| } |