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Commit 13e6a1dc authored by Aurimas Liutikas's avatar Aurimas Liutikas
Browse files

Add style parents dump command. 

This command prints out the parent graph of a given style

Test: out/host/linux-x86/bin/aapt2 dump styleparents \
    --style Widget.MaterialComponents.TextInputLayout.FilledBox \
    out/target/product/generic_x86/system/priv-app/SystemUIGoogle/SystemUIGoogle.apk
Change-Id: Ib2ace7e90bee6f1c4b6a184edc591b1a3993db75
parent c997fc62

tools/aapt2/cmd/Dump.cpp

+28 −10
Original line number Diff line number Diff line
@@ -251,19 +251,12 @@ int DumpConfigsCommand::Dump(LoadedApk* apk) { 
}



int DumpPackageNameCommand::Dump(LoadedApk* apk) {

  xml::Element* manifest_el = apk->GetManifest()->root.get();

  if (!manifest_el) {

    GetDiagnostics()->Error(DiagMessage() << "No AndroidManifest");

  Maybe<std::string> package_name = GetPackageName(apk);

  if (!package_name) {

    return 1;

  }



  xml::Attribute* attr = manifest_el->FindAttribute({}, "package");

  if (!attr) {

    GetDiagnostics()->Error(DiagMessage() << "No package name");

    return 1;

  }



  GetPrinter()->Println(StringPrintf("%s", attr->value.c_str()));

  GetPrinter()->Println(package_name.value());

  return 0;

}
@@ -283,6 +276,31 @@ int DumpStringsCommand::Dump(LoadedApk* apk) { 
  return 0;

}



int DumpStyleParentCommand::Dump(LoadedApk* apk) {

  Maybe<std::string> package_name = GetPackageName(apk);

  if (!package_name) {

    return 1;

  }



  const auto target_style = ResourceName(package_name.value(), ResourceType::kStyle, style_);

  const auto table = apk->GetResourceTable();



  if (!table) {

    GetDiagnostics()->Error(DiagMessage() << "Failed to retrieve resource table");

    return 1;

  }



  Maybe<ResourceTable::SearchResult> target = table->FindResource(target_style);

  if (!target) {

    GetDiagnostics()->Error(

        DiagMessage() << "Target style \"" << target_style.entry << "\" does not exist");

    return 1;

  }



  Debug::PrintStyleGraph(table, target_style);

  return 0;

}



int DumpTableCommand::Dump(LoadedApk* apk) {

  if (apk->GetApkFormat() == ApkFormat::kProto) {

    GetPrinter()->Println("Proto APK");

tools/aapt2/cmd/Dump.h

+31 −0
Original line number Diff line number Diff line
@@ -42,6 +42,21 @@ class DumpApkCommand : public Command { 
    return diag_;

  }



  Maybe<std::string> GetPackageName(LoadedApk* apk) {

    xml::Element* manifest_el = apk->GetManifest()->root.get();

    if (!manifest_el) {

      GetDiagnostics()->Error(DiagMessage() << "No AndroidManifest.");

      return Maybe<std::string>();

    }



    xml::Attribute* attr = manifest_el->FindAttribute({}, "package");

    if (!attr) {

      GetDiagnostics()->Error(DiagMessage() << "No package name.");

      return Maybe<std::string>();

    }

    return attr->value;

  }



  /** Perform the dump operation on the apk. */

  virtual int Dump(LoadedApk* apk) = 0;
@@ -164,6 +179,21 @@ class DumpStringsCommand : public DumpApkCommand { 
  int Dump(LoadedApk* apk) override;

};



/** Prints the graph of parents of a style in an APK. */

class DumpStyleParentCommand : public DumpApkCommand {

 public:

  explicit DumpStyleParentCommand(text::Printer* printer, IDiagnostics* diag)

      : DumpApkCommand("styleparents", printer, diag) {

    SetDescription("Print the parents of a style in an APK.");

    AddRequiredFlag("--style", "The name of the style to print", &style_);

  }



  int Dump(LoadedApk* apk) override;



 private:

  std::string style_;

};



class DumpTableCommand : public DumpApkCommand {

 public:

  explicit DumpTableCommand(text::Printer* printer, IDiagnostics* diag)
@@ -220,6 +250,7 @@ class DumpCommand : public Command { 
    AddOptionalSubcommand(util::make_unique<DumpPackageNameCommand>(printer, diag_));

    AddOptionalSubcommand(util::make_unique<DumpPermissionsCommand>(printer, diag_));

    AddOptionalSubcommand(util::make_unique<DumpStringsCommand>(printer, diag_));

    AddOptionalSubcommand(util::make_unique<DumpStyleParentCommand>(printer, diag_));

    AddOptionalSubcommand(util::make_unique<DumpTableCommand>(printer, diag_));

    AddOptionalSubcommand(util::make_unique<DumpXmlStringsCommand>(printer, diag_));

    AddOptionalSubcommand(util::make_unique<DumpXmlTreeCommand>(printer, diag_));