GoogleUtils.java

/**
 * Copyright (C) 2013 Marco Tizzoni <marco.tizzoni@gmail.com>
 *
 * This file is part of j-google-trends-api
 *
 *     j-google-trends-api is free software: you can redistribute it and/or modify
 *     it under the terms of the GNU General Public License as published by
 *     the Free Software Foundation, either version 3 of the License, or
 *     (at your option) any later version.
 *
 *     j-google-trends-api is distributed in the hope that it will be useful,
 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *     GNU General Public License for more details.
 *
 *     You should have received a copy of the GNU General Public License
 *     along with j-google-trends-api.  If not, see <http://www.gnu.org/licenses/>.
 */
package org.freaknet.gtrends.api;

/**
 * Copyright (C) 2013 Marco Tizzoni <marco.tizzoni@gmail.com>
 *
 * This file is part of j-google-trends-api
 *
 * j-google-trends-api is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by the Free
 * Software Foundation, either version 3 of the License, or (at your option) any
 * later version.
 *
 * j-google-trends-api is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
 * details.
 *
 * You should have received a copy of the GNU General Public License along with
 * j-google-trends-api. If not, see <http://www.gnu.org/licenses/>.
 */
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import org.apache.commons.configuration.ConfigurationException;
import org.apache.commons.configuration.DataConfiguration;
import org.apache.http.client.methods.HttpRequestBase;

/**
 *
 * @author Marco Tizzoni <marco.tizzoni@gmail.com>
 */
public class GoogleUtils {

  private GoogleUtils() {
  }

  /**
   * Setup the <code>HttpRequestBase</code> r with default headers and HTTP
   * parameters.
   *
   * @param r <code>HttpRequestBase</code> to setup
   * @throws org.apache.commons.configuration.ConfigurationException
   */
  public static void setupHttpRequestDefaults(HttpRequestBase r) throws ConfigurationException {
    DataConfiguration config = GoogleConfigurator.getConfiguration();

    //r.addHeader("Content-type", config.getString("request.default.content-type"));
    r.addHeader("User-Agent", config.getString("request.default.user-agent"));
    r.addHeader("Accept", config.getString("request.default.accept"));
    r.addHeader("Accept-Language", config.getString("request.default.accept-language"));
    r.addHeader("Accept-Encoding", config.getString("request.default.accept-encoding"));
    r.addHeader("Connection", config.getString("request.default.connection"));
    
  }

  /**
   * Eat the <code>InputStream</code> in and return a string.
   *
   * @param in <code>InputStream</code> to read from
   * @return a <code>String</code> representation of the stream
   * @throws java.io.IOException
   */
  public static String toString(InputStream in) throws IOException {
    String string;
    StringBuilder outputBuilder = new StringBuilder();
    if (in != null) {
      BufferedReader reader
              = new BufferedReader(new InputStreamReader(in));
      while (null != (string = reader.readLine())) {
        outputBuilder.append(string).append('\n');
      }
    }
    return outputBuilder.toString();
  }
}