*   <li>{@code jdk.module.*} (added in Java 9, optional)
   * </ul>
   */
  public @Nullable String value() {
    return System.getProperty(key);
  }

  /** Returns a string representation of this system property. */
  @Override
  public String toString() {
    return key() + "=" + value();
  }

 *
 * Given an algorithm, for example:
 *
 * {@snippet :
 * public <N> someGraphAlgorithm(N startNode, PredecessorsFunction<N> predecessorsFunction);
 * }
 *
 * you will invoke it depending on the graph representation you're using.
 *
 * <p>If you have an instance of one of the primary {@code common.graph} types ({@link Graph},
 * {@link ValueGraph}, and {@link Network}):
 *
 * {@snippet :
 * someGraphAlgorithm(startNode, graph);

 *
 * Given an algorithm, for example:
 *
 * {@snippet :
 * public <N> someGraphAlgorithm(N startNode, SuccessorsFunction<N> successorsFunction);
 * }
 *
 * you will invoke it depending on the graph representation you're using.
 *
 * <p>If you have an instance of one of the primary {@code common.graph} types ({@link Graph},
 * {@link ValueGraph}, and {@link Network}):
 *
 * {@snippet :
 * someGraphAlgorithm(startNode, graph);

        // When
        String result = Hexdump.toHexString(data, 0, data.length);

        // Then
        assertNotNull(result);
        assertFalse(result.isEmpty());
        // Should contain hex representation of first bytes
        assertTrue(result.startsWith("00010203"));
        assertEquals(64, result.length()); // 32 bytes * 2 chars per byte
    }

    @ParameterizedTest

  public boolean equals(@Nullable Object obj) {
    return Tables.equalsImpl(this, obj);
  }

  @Override
  public int hashCode() {
    return cellSet().hashCode();
  }

  /** Returns the string representation {@code rowMap().toString()}. */
  @Override
  public String toString() {
    return rowMap().toString();
  }

        }
        this.ptype = buf.dec_ndr_small();
        this.flags = buf.dec_ndr_small();
        if (buf.dec_ndr_long() != 0x00000010) { /* Little-endian / ASCII / IEEE */
            throw new NdrException("Data representation not supported");
        }
        this.length = buf.dec_ndr_short();
        if (buf.dec_ndr_short() != 0) {
            throw new NdrException("DCERPC authentication not supported");
        }

        retrievedKey[0] = (byte) 0xFF;

        // Original key should remain unchanged
        assertEquals(0x01, key.getKey()[0]);
    }

    @Test
    @DisplayName("Should create readable string representation")
    void testToString() {
        byte[] testBytes = new byte[] { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F };

  Converter(boolean handleNullAutomatically) {
    this.handleNullAutomatically = handleNullAutomatically;
  }

  // SPI methods (what subclasses must implement)

  /**
   * Returns a representation of {@code a} as an instance of type {@code B}. If {@code a} cannot be
   * converted, an unchecked exception (such as {@link IllegalArgumentException}) should be thrown.
   *

    }

    /**
     * Creates an EditBody from a FailureUrl entity.
     *
     * @param entity the FailureUrl entity
     * @return the EditBody representation
     */
    protected EditBody createEditBody(final FailureUrl entity) {
        final EditBody body = new EditBody();
        copyBeanToBean(entity, body, copyOp -> {
            copyOp.excludeNull();

        System.arraycopy(src, 0, dest, bodyOffset, length);
    }

    static String getOEMEncoding() {
        return OEM_ENCODING;
    }

    /**
     * Returns the raw byte representation of this message.
     *
     * @return A <code>byte[]</code> containing the raw message material.
     */
    public abstract byte[] toByteArray();