1 /*
2 * Copyright (C) 2023 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include "jdwpargs.h"
18
19 #include <algorithm>
20 #include <sstream>
21
22 #include "base/logging.h" // For VLOG.
23
24 namespace adbconnection {
25
JdwpArgs(const std::string & opts)26 JdwpArgs::JdwpArgs(const std::string& opts) {
27 std::stringstream ss(opts);
28
29 // Split on ',' character
30 while (!ss.eof()) {
31 std::string w;
32 getline(ss, w, ',');
33
34 // Trim spaces
35 w.erase(std::remove_if(w.begin(), w.end(), ::isspace), w.end());
36
37 // Extract key=value
38 auto pos = w.find('=');
39
40 // Check for bad format such as no '=' or '=' at either extremity
41 if (pos == std::string::npos || w.back() == '=' || w.front() == '=') {
42 VLOG(jdwp) << "Skipping jdwp parameters '" << opts << "', token='" << w << "'";
43 continue;
44 }
45
46 // Set
47 std::string key = w.substr(0, pos);
48 std::string value = w.substr(pos + 1);
49 put(key, value);
50 VLOG(jdwp) << "Found jdwp parameters '" << key << "'='" << value << "'";
51 }
52 }
53
put(const std::string & key,const std::string & value)54 void JdwpArgs::put(const std::string& key, const std::string& value) {
55 if (store.find(key) == store.end()) {
56 keys.emplace_back(key);
57 }
58
59 store[key] = value;
60 }
61
join()62 std::string JdwpArgs::join() {
63 std::string opts;
64 for (const auto& key : keys) {
65 opts += key + "=" + store[key] + ",";
66 }
67
68 // Remove the trailing comma if there is one
69 if (opts.length() >= 2) {
70 opts = opts.substr(0, opts.length() - 1);
71 }
72
73 return opts;
74 }
75 } // namespace adbconnection
76