off += len;
    }
    lineBuf.finish();
    return lines;
  }

  private static List<String> readUsingJava(String input, int chunk) throws IOException {
    BufferedReader r = new BufferedReader(getChunkedReader(input, chunk));
    List<String> lines = Lists.newArrayList();
    String line;
    while ((line = r.readLine()) != null) {
      lines.add(line);
    }
    r.close();

    return (reader instanceof BufferedReader)
        ? (BufferedReader) reader
        : new BufferedReader(reader);
  }

  /**
   * Returns the size of this source in chars, if the size can be easily determined without actually
   * opening the data stream.
   *
   * <p>The default implementation returns {@link Optional#absent}. Some sources, such as a {@code

      off += len;
    }
    lineBuf.finish();
    return lines;
  }

  private static List<String> readUsingJava(String input, int chunk) throws IOException {
    BufferedReader r = new BufferedReader(getChunkedReader(input, chunk));
    List<String> lines = Lists.newArrayList();
    String line;
    while ((line = r.readLine()) != null) {
      lines.add(line);
    }
    r.close();

import com.google.common.collect.ImmutableList;
import com.google.common.collect.Lists;
import com.google.common.io.SourceSinkFactory.ByteSourceFactory;
import com.google.common.io.SourceSinkFactory.CharSourceFactory;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.Reader;
import java.io.StringWriter;
import java.lang.reflect.Method;
import java.util.List;
import java.util.Map.Entry;
import junit.framework.TestSuite;

/**

import com.google.common.collect.ImmutableList;
import com.google.common.collect.Lists;
import com.google.common.io.SourceSinkFactory.ByteSourceFactory;
import com.google.common.io.SourceSinkFactory.CharSourceFactory;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.Reader;
import java.io.StringWriter;
import java.lang.reflect.Method;
import java.util.List;
import java.util.Map.Entry;
import java.util.stream.Stream;

import com.google.common.collect.Iterables;
import com.google.common.collect.Lists;
import com.google.common.io.Closer.LoggingSuppressor;
import com.google.common.testing.TestLogHandler;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.Reader;
import java.io.StringWriter;
import java.io.Writer;
import java.util.EnumSet;
import java.util.List;
import java.util.stream.Stream;

import com.google.common.base.Charsets;
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;

   *     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 com.google.common.base.Charsets;
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;

import com.google.common.collect.Iterables;
import com.google.common.collect.Lists;
import com.google.common.io.Closer.LoggingSuppressor;
import com.google.common.testing.TestLogHandler;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.Reader;
import java.io.StringWriter;
import java.io.Writer;
import java.util.EnumSet;
import java.util.List;
import junit.framework.TestSuite;

/**