diff options
author | Jisi Liu <jisi.liu@gmail.com> | 2016-04-28 14:34:59 -0700 |
---|---|---|
committer | Jisi Liu <jisi.liu@gmail.com> | 2016-04-28 14:34:59 -0700 |
commit | cf14183bcd5485b4a71541599ddce0b35eb71352 (patch) | |
tree | 12f6e5eb731d7a70cdac4cdafc8b3131629413e2 /src/google/protobuf/compiler/java/java_enum.cc | |
parent | f00300d7f04f1c38a7d70e271f9232b94dd0e326 (diff) |
Down integrate from Google internal.
Diffstat (limited to 'src/google/protobuf/compiler/java/java_enum.cc')
-rw-r--r-- | src/google/protobuf/compiler/java/java_enum.cc | 69 |
1 files changed, 54 insertions, 15 deletions
diff --git a/src/google/protobuf/compiler/java/java_enum.cc b/src/google/protobuf/compiler/java/java_enum.cc index 9eea873a..947b80e4 100644 --- a/src/google/protobuf/compiler/java/java_enum.cc +++ b/src/google/protobuf/compiler/java/java_enum.cc @@ -92,6 +92,16 @@ void EnumGenerator::Generate(io::Printer* printer) { "classname", descriptor_->name()); printer->Indent(); + bool ordinal_is_index = true; + string index_text = "ordinal()"; + for (int i = 0; i < canonical_values_.size(); i++) { + if (canonical_values_[i]->index() != i) { + ordinal_is_index = false; + index_text = "index"; + break; + } + } + for (int i = 0; i < canonical_values_.size(); i++) { map<string, string> vars; vars["name"] = canonical_values_[i]->name(); @@ -101,12 +111,21 @@ void EnumGenerator::Generate(io::Printer* printer) { if (canonical_values_[i]->options().deprecated()) { printer->Print("@java.lang.Deprecated\n"); } - printer->Print(vars, - "$name$($index$, $number$),\n"); + if (ordinal_is_index) { + printer->Print(vars, + "$name$($number$),\n"); + } else { + printer->Print(vars, + "$name$($index$, $number$),\n"); + } } if (SupportUnknownEnumValue(descriptor_->file())) { - printer->Print("UNRECOGNIZED(-1, -1),\n"); + if (ordinal_is_index) { + printer->Print("UNRECOGNIZED(-1),\n"); + } else { + printer->Print("UNRECOGNIZED(-1, -1),\n"); + } } printer->Print( @@ -141,11 +160,19 @@ void EnumGenerator::Generate(io::Printer* printer) { "\n" "public final int getNumber() {\n"); if (SupportUnknownEnumValue(descriptor_->file())) { - printer->Print( - " if (index == -1) {\n" - " throw new java.lang.IllegalArgumentException(\n" - " \"Can't get the number of an unknown enum value.\");\n" - " }\n"); + if (ordinal_is_index) { + printer->Print( + " if (this == UNRECOGNIZED) {\n" + " throw new java.lang.IllegalArgumentException(\n" + " \"Can't get the number of an unknown enum value.\");\n" + " }\n"); + } else { + printer->Print( + " if (index == -1) {\n" + " throw new java.lang.IllegalArgumentException(\n" + " \"Can't get the number of an unknown enum value.\");\n" + " }\n"); + } } printer->Print( " return value;\n" @@ -200,14 +227,15 @@ void EnumGenerator::Generate(io::Printer* printer) { printer->Print( "public final com.google.protobuf.Descriptors.EnumValueDescriptor\n" " getValueDescriptor() {\n" - " return getDescriptor().getValues().get(index);\n" + " return getDescriptor().getValues().get($index_text$);\n" "}\n" "public final com.google.protobuf.Descriptors.EnumDescriptor\n" " getDescriptorForType() {\n" " return getDescriptor();\n" "}\n" "public static final com.google.protobuf.Descriptors.EnumDescriptor\n" - " getDescriptor() {\n"); + " getDescriptor() {\n", + "index_text", index_text); // TODO(kenton): Cache statically? Note that we can't access descriptors // at module init time because it wouldn't work with descriptor.proto, but @@ -313,16 +341,27 @@ void EnumGenerator::Generate(io::Printer* printer) { "}\n" "\n"); - printer->Print("private final int index;\n"); + if (!ordinal_is_index) { + printer->Print("private final int index;\n"); + } } // ----------------------------------------------------------------- printer->Print( - "private final int value;\n\n" - "private $classname$(int index, int value) {\n", - "classname", descriptor_->name()); - if (HasDescriptorMethods(descriptor_, context_->EnforceLite())) { + "private final int value;\n\n"); + + if (ordinal_is_index) { + printer->Print( + "private $classname$(int value) {\n", + "classname", descriptor_->name()); + } else { + printer->Print( + "private $classname$(int index, int value) {\n", + "classname", descriptor_->name()); + } + if (HasDescriptorMethods(descriptor_, context_->EnforceLite()) && + !ordinal_is_index) { printer->Print(" this.index = index;\n"); } printer->Print( |