*     helpful predefined constants
   * @return the buffered reader
   */
  public static BufferedReader newReader(File file, Charset charset) throws FileNotFoundException {
    checkNotNull(file);
    checkNotNull(charset);
    return new BufferedReader(new InputStreamReader(new FileInputStream(file), charset));
  }

  /**

   *     helpful predefined constants
   * @return the buffered reader
   */
  public static BufferedReader newReader(File file, Charset charset) throws FileNotFoundException {
    checkNotNull(file);
    checkNotNull(charset);
    return new BufferedReader(new InputStreamReader(new FileInputStream(file), charset));
  }

  /**

import static org.junit.Assert.assertThrows;

import com.google.common.collect.ImmutableList;
import com.google.common.hash.Hashing;
import com.google.common.primitives.Bytes;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.PrintWriter;

   *
   * <pre>{@code
   * final ClosingFuture<BufferedReader> file1ReaderFuture = ...;
   * final ClosingFuture<BufferedReader> file2ReaderFuture = ...;
   * ListenableFuture<Integer> numberOfDifferentLines =
   *       ClosingFuture.whenAllSucceed(file1ReaderFuture, file2ReaderFuture)
   *           .call(
   *               (closer, peeker) -> {
   *                 BufferedReader file1Reader = peeker.getDone(file1ReaderFuture);

    }

    /**
     * 必要があればリーダーを{@link BufferedReader}でラップします。
     *
     * @param reader
     *            リーダー
     * @return ラップされたリーダー
     */
    protected static Reader wrap(final Reader reader) {
        if (reader instanceof BufferedReader) {
            return reader;
        }
        if (reader instanceof StringReader) {

java.util.regex.Pattern propertyPattern$lzycompute(); public final LaunchConfiguration xsbt$boot$ConfigurationParser$$apply(java.io.BufferedReader); private static scala.collection.immutable.List readLine(java.io.BufferedReader, scala.collection.immutable.List, int); public final scala.collection.immutable.List xsbt$boot$ConfigurationParser$$readRepositoriesConf(java.io.BufferedReader); public final scala.Tuple2 getClassifiers(ListMap, String); public final scala.Tuple2 getVersion(ListMap, String, String);...