com.squareup.okhttp.internal.http.Transport Maven / Gradle / Ivy
/*
* 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.internal.http;
import com.squareup.okhttp.Request;
import com.squareup.okhttp.Response;
import com.squareup.okhttp.ResponseBody;
import java.io.IOException;
import okio.Sink;
public interface Transport {
/**
* The timeout to use while discarding a stream of input data. Since this is
* used for connection reuse, this timeout should be significantly less than
* the time it takes to establish a new connection.
*/
int DISCARD_STREAM_TIMEOUT_MILLIS = 100;
/** Returns an output stream where the request body can be streamed. */
Sink createRequestBody(Request request, long contentLength) throws IOException;
/** This should update the HTTP engine's sentRequestMillis field. */
void writeRequestHeaders(Request request) throws IOException;
/**
* Sends the request body returned by {@link #createRequestBody} to the
* remote peer.
*/
void writeRequestBody(RetryableSink requestBody) throws IOException;
/** Flush the request to the underlying socket. */
void finishRequest() throws IOException;
/** Read and return response headers. */
Response.Builder readResponseHeaders() throws IOException;
/** Returns a stream that reads the response body. */
ResponseBody openResponseBody(Response response) throws IOException;
/**
* Configures the response body to pool or close the socket connection when
* the response body is closed.
*/
void releaseConnectionOnIdle() throws IOException;
void disconnect(HttpEngine engine) throws IOException;
/**
* Returns true if the socket connection held by this transport can be reused
* for a follow-up exchange.
*/
boolean canReuseConnection();
}