1 // Protocol Buffers - Google's data interchange format
2 // Copyright 2008 Google Inc. All rights reserved.
3 // https://developers.google.com/protocol-buffers/
4 //
5 // Redistribution and use in source and binary forms, with or without
6 // modification, are permitted provided that the following conditions are
7 // met:
8 //
9 // * Redistributions of source code must retain the above copyright
10 // notice, this list of conditions and the following disclaimer.
11 // * Redistributions in binary form must reproduce the above
12 // copyright notice, this list of conditions and the following disclaimer
13 // in the documentation and/or other materials provided with the
14 // distribution.
15 // * Neither the name of Google Inc. nor the names of its
16 // contributors may be used to endorse or promote products derived from
17 // this software without specific prior written permission.
18 //
19 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
21 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
22 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
23 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
24 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
25 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
26 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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28 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
29 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30
31 #include <iostream>
32 #include <google/protobuf/compiler/objectivec/objectivec_generator.h>
33 #include <google/protobuf/compiler/objectivec/objectivec_file.h>
34 #include <google/protobuf/compiler/objectivec/objectivec_helpers.h>
35 #include <google/protobuf/io/printer.h>
36 #include <google/protobuf/io/zero_copy_stream.h>
37 #include <google/protobuf/stubs/strutil.h>
38
39 namespace google {
40 namespace protobuf {
41 namespace compiler {
42 namespace objectivec {
43
ObjectiveCGenerator()44 ObjectiveCGenerator::ObjectiveCGenerator() {}
45
~ObjectiveCGenerator()46 ObjectiveCGenerator::~ObjectiveCGenerator() {}
47
Generate(const FileDescriptor * file,const string & parameter,OutputDirectory * output_directory,string * error) const48 bool ObjectiveCGenerator::Generate(const FileDescriptor* file,
49 const string& parameter,
50 OutputDirectory* output_directory,
51 string* error) const {
52 // -----------------------------------------------------------------
53 // Parse generator options.
54
55 Options generation_options;
56
57 vector<pair<string, string> > options;
58 ParseGeneratorParameter(parameter, &options);
59 for (int i = 0; i < options.size(); i++) {
60 if (options[i].first == "expected_prefixes_path") {
61 generation_options.expected_prefixes_path = options[i].second;
62 } else {
63 *error = "error: Unknown generator option: " + options[i].first;
64 return false;
65 }
66 }
67
68 // -----------------------------------------------------------------
69
70 // Validate the objc prefix/package pairing.
71 if (!ValidateObjCClassPrefix(file, generation_options, error)) {
72 // *error will have been filled in.
73 return false;
74 }
75
76 FileGenerator file_generator(file, generation_options);
77 string filepath = FilePath(file);
78
79 // Generate header.
80 {
81 scoped_ptr<io::ZeroCopyOutputStream> output(
82 output_directory->Open(filepath + ".pbobjc.h"));
83 io::Printer printer(output.get(), '$');
84 file_generator.GenerateHeader(&printer);
85 }
86
87 // Generate m file.
88 {
89 scoped_ptr<io::ZeroCopyOutputStream> output(
90 output_directory->Open(filepath + ".pbobjc.m"));
91 io::Printer printer(output.get(), '$');
92 file_generator.GenerateSource(&printer);
93 }
94
95 return true;
96 }
97
98 } // namespace objectivec
99 } // namespace compiler
100 } // namespace protobuf
101 } // namespace google
102