1 // Copyright 2014 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #ifndef COMPONENTS_CRONET_ANDROID_URL_REQUEST_ADAPTER_H_
6 #define COMPONENTS_CRONET_ANDROID_URL_REQUEST_ADAPTER_H_
12 #include "base/macros.h"
13 #include "base/memory/ref_counted.h"
14 #include "base/memory/scoped_ptr.h"
15 #include "net/base/request_priority.h"
16 #include "net/http/http_request_headers.h"
17 #include "net/url_request/url_request.h"
20 class GrowableIOBuffer;
21 class HttpResponseHeaders;
22 class UploadDataStream;
27 class URLRequestContextAdapter;
29 // An adapter from the JNI |UrlRequest| object and the Chromium |URLRequest|
31 class URLRequestAdapter : public net::URLRequest::Delegate {
33 // The delegate which is called when the request finishes.
34 class URLRequestAdapterDelegate
35 : public base::RefCountedThreadSafe<URLRequestAdapterDelegate> {
37 virtual void OnResponseStarted(URLRequestAdapter* request) = 0;
38 virtual void OnBytesRead(URLRequestAdapter* request) = 0;
39 virtual void OnRequestFinished(URLRequestAdapter* request) = 0;
40 virtual int ReadFromUploadChannel(net::IOBuffer* buf, int buf_length) = 0;
43 friend class base::RefCountedThreadSafe<URLRequestAdapterDelegate>;
44 virtual ~URLRequestAdapterDelegate() {}
47 URLRequestAdapter(URLRequestContextAdapter* context,
48 URLRequestAdapterDelegate* delegate,
50 net::RequestPriority priority);
51 virtual ~URLRequestAdapter();
53 // Sets the request method GET, POST etc
54 void SetMethod(const std::string& method);
56 // Adds a header to the request
57 void AddHeader(const std::string& name, const std::string& value);
59 // Sets the contents of the POST or PUT request
60 void SetUploadContent(const char* bytes, int bytes_len);
62 // Sets the request to streaming upload.
63 void SetUploadChannel(JNIEnv* env, int64 content_length);
65 // Indicates that the request body will be streamed by calling AppendChunk()
66 // repeatedly. This must be called before Start().
67 void EnableChunkedUpload();
69 // Appends a chunk to the POST body.
70 // This must be called after EnableChunkedUpload() and Start().
71 void AppendChunk(const char* bytes, int bytes_len, bool is_last_chunk);
73 // Starts the request.
76 // Cancels the request.
79 // Releases all resources for the request and deletes the object itself.
82 // Returns the URL of the request.
83 GURL url() const { return url_; }
85 // Returns the error code after the request is complete.
86 // Negative codes indicate system errors.
87 int error_code() const { return error_code_; }
89 // Returns the HTTP status code.
90 int http_status_code() const {
91 return http_status_code_;
94 // Returns the value of the content-length response header.
95 int64 content_length() const { return expected_size_; }
97 // Returns the value of the content-type response header.
98 std::string content_type() const { return content_type_; }
100 // Returns the value of the specified response header.
101 std::string GetHeader(const std::string& name) const;
103 // Get all response headers, as a HttpResponseHeaders object.
104 net::HttpResponseHeaders* GetResponseHeaders() const;
106 // Returns the overall number of bytes read.
107 size_t bytes_read() const { return bytes_read_; }
109 // Returns a pointer to the downloaded data.
110 unsigned char* Data() const;
112 // Get NPN or ALPN Negotiated Protocol (if any) from HttpResponseInfo.
113 std::string GetNegotiatedProtocol() const;
115 virtual void OnResponseStarted(net::URLRequest* request) OVERRIDE;
117 virtual void OnReadCompleted(net::URLRequest* request,
118 int bytes_read) OVERRIDE;
121 static void OnDestroyRequest(URLRequestAdapter* self);
123 void OnInitiateConnection();
124 void OnCancelRequest();
125 void OnRequestSucceeded();
126 void OnRequestFailed();
127 void OnRequestCompleted();
128 void OnRequestCanceled();
129 void OnBytesRead(int bytes_read);
130 void OnAppendChunk(const scoped_ptr<char[]> bytes, int bytes_len,
135 URLRequestContextAdapter* context_;
136 scoped_refptr<URLRequestAdapterDelegate> delegate_;
138 net::RequestPriority priority_;
140 net::HttpRequestHeaders headers_;
141 scoped_ptr<net::URLRequest> url_request_;
142 scoped_ptr<net::UploadDataStream> upload_data_stream_;
143 scoped_refptr<net::GrowableIOBuffer> read_buffer_;
145 int total_bytes_read_;
147 int http_status_code_;
148 std::string content_type_;
150 int64 expected_size_;
151 bool chunked_upload_;
153 DISALLOW_COPY_AND_ASSIGN(URLRequestAdapter);
156 } // namespace cronet
158 #endif // COMPONENTS_CRONET_ANDROID_URL_REQUEST_ADAPTER_H_