virtual bool HasCustomDeviceInput() const = 0;

  virtual const tensorflow::OpDef* OpDef() const = 0;

  virtual absl::Status InputLength(const char* input_name, int* length) = 0;
  virtual absl::Status OutputLength(const char* output_name, int* length) = 0;

  // Set stack trace to be used for potential async error reporting.
  virtual void SetStackTrace(ManagedStackTrace stack_trace) = 0;

import java.util.regex.Pattern;

/**
 * Helper class to format multiline messages to the console
 */
public class MultilineMessageHelper {

    private static final int DEFAULT_MAX_SIZE = 65;
    private static final char BOX_CHAR = '*';

    private static final Pattern S_FILTER = Pattern.compile("\\s+");

    public static String separatorLine() {
        StringBuilder sb = new StringBuilder(DEFAULT_MAX_SIZE);

    }

    /**
     * @throws Exception
     */
    public void testFindFractionDelimeter3() throws Exception {
        final String delim = NumberConversionUtil.findDecimalSeparator(null);
        final char c = new DecimalFormatSymbols(LocaleUtil.getDefault()).getDecimalSeparator();
        assertEquals(Character.toString(c), delim);
    }

    /**
     * @throws Exception
     */

     */
    public static String encodeAttrQuot(final String s) {
        if (s == null) {
            return null;
        }
        final char[] content = s.toCharArray();
        final StringBuilder buf = new StringBuilder(s.length() + 100);
        for (final char element : content) {
            switch (element) {
            case '<':
                buf.append("&lt;");
                break;
            case '>':

#else
#define TF_CAPI_EXPORT __attribute__((visibility("default")))
#endif  // TF_CAPI_WEAK
#endif  // _WIN32
#endif  // SWIG

// TF_Bool is the C API typedef for unsigned char, while TF_BOOL is
// the datatype for boolean tensors.
#ifndef TF_Bool
#define TF_Bool unsigned char
#endif  // TF_Bool

// Macro used to calculate struct size for maintaining ABI stability across
// different struct implementations.
#ifndef TF_OFFSET_OF_END

  }

  /**
   * Reads a char as specified by {@link DataInputStream#readChar()}, except using little-endian
   * byte order.
   *
   * @return the next two bytes of the input stream, interpreted as a {@code char} in little-endian
   *     byte order
   * @throws IOException if an I/O error occurs
   */
  @CanIgnoreReturnValue // to skip some bytes
  @Override
  public char readChar() throws IOException {

        assertEquals('N', (char) type2Bytes[0]);
        assertEquals('T', (char) type2Bytes[1]);
        assertEquals('L', (char) type2Bytes[2]);
        assertEquals('M', (char) type2Bytes[3]);
        assertEquals('S', (char) type2Bytes[4]);
        assertEquals('S', (char) type2Bytes[5]);
        assertEquals('P', (char) type2Bytes[6]);
        assertEquals(0, type2Bytes[7]); // Null terminator

    public List<Character> create(Character[] elements) {
      char[] chars = Chars.toArray(asList(elements));
      return charactersOf(String.copyValueOf(chars));
    }
  }

  public static class CharactersOfCharSequenceGenerator extends TestCharacterListGenerator {
    @Override
    public List<Character> create(Character[] elements) {
      char[] chars = Chars.toArray(asList(elements));

/**
 */
@Named("default")
@Singleton
public class DefaultRepositoryLayout implements ArtifactRepositoryLayout {
    private static final char PATH_SEPARATOR = '/';

    private static final char GROUP_SEPARATOR = '.';

    private static final char ARTIFACT_SEPARATOR = '-';

    @Override
    public String getId() {
        return "default";
    }

    @Override

  static bool classof(const AbstractContext* ptr) {
    return ptr->getKind() == kGraph || ptr->getKind() == kMlir;
  }
};

typedef TracingContext* (*FactoryFunction)(const char* fn_name, TF_Status*);
absl::Status SetDefaultTracingEngine(const char* name);
void RegisterTracingEngineFactory(const ::tensorflow::string& name,
                                  FactoryFunction factory);
}  // namespace tracing