* writer each time it is called.
   *
   * <p>The caller is responsible for ensuring that the returned writer is closed.
   *
   * @throws IOException if an I/O error occurs while opening the writer
   */
  public abstract Writer openStream() throws IOException;

  /**
   * Opens a new buffered {@link Writer} for writing to this sink. The returned stream is not

    return suite;
  }

  public void testRoundTripSources() throws Exception {
    File asciiFile = getTestFile("ascii.txt");
    ByteSource byteSource = Files.asByteSource(asciiFile);
    assertSame(byteSource, byteSource.asCharSource(Charsets.UTF_8).asByteSource(Charsets.UTF_8));
  }

  public void testToByteArray() throws IOException {
    File asciiFile = getTestFile("ascii.txt");

      };
    }

    @Override
    protected void run() throws Exception {}
  }

  public void testStopWhileStarting_runNotCalled() throws Exception {
    final CountDownLatch started = new CountDownLatch(1);
    FakeService service =
        new FakeService() {
          @Override
          protected void startUp() throws Exception {
            super.startUp();
            started.await();

    }

    @Override
    public void dispatch(T message) throws MessageIOException {
        try {
            objectWriter.write(message);
        } catch (ObjectStreamException e) {
            throw new RecoverableMessageIOException(String.format("Could not write message %s to '%s'.", message, remoteAddress), e);
        } catch (ClassNotFoundException e) {

adapter; public void ClassWorld(String, ClassLoader); public void ClassWorld(); public void ClassWorld(boolean); public ClassRealm newRealm(String) throws DuplicateRealmExcept; public ClassRealm newRealm(String, ClassLoader) throws DuplicateRealmExcept; public void disposeRealm(String) throws NoSuchRealmException; public ClassRealm getRealm(String) throws NoSuchRealmException; public java.util.Collection getRealms(); } org/codehaus/classworlds/ClassWorldAdapter.class package org.codehaus.classworlds;...

   * @return all the constraints implicitly or explicitly required by the class or any of its
   *     superclasses.
   * @throws ConflictingRequirementsException if the requirements are mutually inconsistent.
   */
  public static TesterRequirements getTesterRequirements(Class<?> testerClass)
      throws ConflictingRequirementsException {
    synchronized (classTesterRequirementsCache) {

   *
   * <p>This implementation is guaranteed to throw an {@link UnsupportedOperationException}.
   *
   * @throws UnsupportedOperationException always
   * @deprecated Unsupported operation.
   */
  @CanIgnoreReturnValue
  @Deprecated
  @Override
  @DoNotCall("Always throws UnsupportedOperationException")
  @CheckForNull
  public final Entry<E> pollFirstEntry() {
    throw new UnsupportedOperationException();
  }

    }

    @Override
    public InputStream openStream() throws IOException {
      return sliceStream(ByteSource.this.openStream());
    }

    @Override
    public InputStream openBufferedStream() throws IOException {
      return sliceStream(ByteSource.this.openBufferedStream());
    }

    private InputStream sliceStream(InputStream in) throws IOException {
      if (offset > 0) {
        long skipped;

    update(len);
    out.write(b, off, len);
  }

  @Override
  public synchronized void close() throws IOException {
    out.close();
  }

  @Override
  public synchronized void flush() throws IOException {
    out.flush();
  }

  /**
   * Checks if writing {@code len} bytes would go over threshold, and switches to file buffering if

   * it does.
   *
   * @throws IOException if an I/O error occurs while reading from this source or if {@code
   *     processor} throws an {@code IOException}
   * @since 16.0
   */
  @CanIgnoreReturnValue // some processors won't return a useful result
  @ParametricNullness
  public <T extends @Nullable Object> T readLines(LineProcessor<T> processor) throws IOException {
    checkNotNull(processor);