google-nomulus/java/google/registry/export/sheet/SheetModule.java

// Copyright 2017 The Nomulus Authors. All Rights Reserved.
//
// 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.

package google.registry.export.sheet;

import static com.google.common.base.Strings.emptyToNull;

import com.google.common.base.Optional;
import dagger.Module;
import dagger.Provides;
import google.registry.request.Parameter;
import javax.servlet.http.HttpServletRequest;

/** Dagger module for the sheet package. */
@Module
public final class SheetModule {

  @Provides
  @Parameter("id")
  static Optional<String> provideId(HttpServletRequest req) {
    return Optional.fromNullable(emptyToNull(req.getParameter("id")));
  }
}