assertTrue("Thread dump file should not be empty", Files.size(tempFile) > 0);

            // Verify the content contains thread information
            String content = new String(Files.readAllBytes(tempFile), Constants.CHARSET_UTF_8);
            assertTrue("Content should contain 'Thread:'", content.contains("Thread:"));
            assertTrue("Content should contain stack trace elements", content.contains("\tat "));

        return result;
      }
    }

    @Override
    public byte[] getSinkContents() throws IOException {
      Path file = getPath();
      return java.nio.file.Files.readAllBytes(file);
    }
  }

  @AndroidIncompatible
  private static class PathCharSourceFactory extends Jdk7FileFactory implements CharSourceFactory {

    @Override

    return asByteSink(file, modes).asCharSink(charset);
  }

  /**
   * Reads all bytes from a file into a byte array.
   *
   * <p><b>{@link java.nio.file.Path} equivalent:</b> {@link java.nio.file.Files#readAllBytes}.
   *
   * @param file the file to read from
   * @return a byte array containing all the bytes from file
   * @throws IllegalArgumentException if the file is bigger than the largest possible byte array

    }
    return result;
  }

  /**
   * Reads all bytes from an input stream into a byte array. Does not close the stream.
   *
   * <p><b>Java 9+ users:</b> use {@code in#readAllBytes()} instead.
   *
   * @param in the input stream to read from
   * @return a byte array containing all the bytes from the stream
   * @throws IOException if an I/O error occurs
   */

    return asByteSink(file, modes).asCharSink(charset);
  }

  /**
   * Reads all bytes from a file into a byte array.
   *
   * <p><b>{@link java.nio.file.Path} equivalent:</b> {@link java.nio.file.Files#readAllBytes}.
   *
   * @param file the file to read from
   * @return a byte array containing all the bytes from file
   * @throws IllegalArgumentException if the file is bigger than the largest possible byte array