/*
 * Copyright 2018 Google LLC
 *
 * 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 com.example.appengine.bigquerylogging;

import java.io.IOException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

@WebServlet(name = "runQuery BigQuery", value = "/bigquery/run")
public class BigQueryRun extends HttpServlet {
  private BigQueryRunner queryRunner;

  public BigQueryRun() throws IOException {
    this.queryRunner = BigQueryRunner.getInstance();
  }

  @Override
  public void doPost(HttpServletRequest req, HttpServletResponse resp) throws IOException {
    try {
      queryRunner.runQuery();
    } catch (InterruptedException e) {
      resp.sendError(
          HttpServletResponse.SC_INTERNAL_SERVER_ERROR, "Interrupted while running BigQuery job.");
    }
    // redirect to home page
    resp.sendRedirect("/");
  }
}
