Initial checkin.

1 files changed, 133 insertions, 0 deletions

diff --git a/src/google/protobuf/compiler/java/java_generator.cc b/src/google/protobuf/compiler/java/java_generator.cc
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+++ b/src/google/protobuf/compiler/java/java_generator.cc
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+// Protocol Buffers - Google's data interchange format
+// Copyright 2008 Google Inc.
+// http://code.google.com/p/protobuf/
+//
+// 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.
+
+// Author: kenton@google.com (Kenton Varda)
+//  Based on original Protocol Buffers design by
+//  Sanjay Ghemawat, Jeff Dean, and others.
+
+#include <google/protobuf/compiler/java/java_generator.h>
+#include <google/protobuf/compiler/java/java_file.h>
+#include <google/protobuf/compiler/java/java_helpers.h>
+#include <google/protobuf/io/printer.h>
+#include <google/protobuf/io/zero_copy_stream.h>
+#include <google/protobuf/descriptor.pb.h>
+#include <google/protobuf/stubs/strutil.h>
+
+namespace google {
+namespace protobuf {
+namespace compiler {
+namespace java {
+
+namespace {
+
+// Parses a set of comma-delimited name/value pairs, e.g.:
+//   "foo=bar,baz,qux=corge"
+// parses to the pairs:
+//   ("foo", "bar"), ("baz", ""), ("qux", "corge")
+void ParseOptions(const string& text, vector<pair<string, string> >* output) {
+  vector<string> parts;
+  SplitStringUsing(text, ",", &parts);
+
+  for (int i = 0; i < parts.size(); i++) {
+    string::size_type equals_pos = parts[i].find_first_of('=');
+    pair<string, string> value;
+    if (equals_pos == string::npos) {
+      value.first = parts[i];
+      value.second = "";
+    } else {
+      value.first = parts[i].substr(0, equals_pos);
+      value.second = parts[i].substr(equals_pos + 1);
+    }
+    output->push_back(value);
+  }
+}
+
+}  // namespace
+
+JavaGenerator::JavaGenerator() {}
+JavaGenerator::~JavaGenerator() {}
+
+bool JavaGenerator::Generate(const FileDescriptor* file,
+                             const string& parameter,
+                             OutputDirectory* output_directory,
+                             string* error) const {
+  vector<pair<string, string> > options;
+  ParseOptions(parameter, &options);
+
+  // -----------------------------------------------------------------
+  // parse generator options
+
+  // Name a file where we will write a list of generated file names, one
+  // per line.
+  string output_list_file;
+
+  for (int i = 0; i < options.size(); i++) {
+    if (options[i].first == "output_list_file") {
+      output_list_file = options[i].second;
+    } else {
+      *error = "Unknown generator option: " + options[i].first;
+      return false;
+    }
+  }
+
+
+  // -----------------------------------------------------------------
+
+
+  FileGenerator file_generator(file);
+  if (!file_generator.Validate(error)) {
+    return false;
+  }
+
+  string package_dir =
+    StringReplace(file_generator.java_package(), ".", "/", true);
+  if (!package_dir.empty()) package_dir += "/";
+
+  vector<string> all_files;
+
+  string java_filename = package_dir;
+  java_filename += file_generator.classname();
+  java_filename += ".java";
+  all_files.push_back(java_filename);
+
+  // Generate main java file.
+  scoped_ptr<io::ZeroCopyOutputStream> output(
+    output_directory->Open(java_filename));
+  io::Printer printer(output.get(), '$');
+  file_generator.Generate(&printer);
+
+  // Generate sibling files.
+  file_generator.GenerateSiblings(package_dir, output_directory, &all_files);
+
+  // Generate output list if requested.
+  if (!output_list_file.empty()) {
+    // Generate output list.  This is just a simple text file placed in a
+    // deterministic location which lists the .java files being generated.
+    scoped_ptr<io::ZeroCopyOutputStream> srclist_raw_output(
+      output_directory->Open(output_list_file));
+    io::Printer srclist_printer(srclist_raw_output.get(), '$');
+    for (int i = 0; i < all_files.size(); i++) {
+      srclist_printer.Print("$filename$\n", "filename", all_files[i]);
+    }
+  }
+
+  return true;
+}
+
+}  // namespace java
+}  // namespace compiler
+}  // namespace protobuf
+}  // namespace google