<img src="/img/tutorial/additional-responses/image01.png">

## Combinar retornos predefinidos e personalizados { #combine-predefined-responses-and-custom-ones }

Você pode querer possuir alguns retornos predefinidos que são aplicados para diversas *operações de rota*, porém você deseja combinar com retornos personalizados que são necessários para cada *operação de rota*.

			return true
		}
		x[t.Key] = struct{}{}
	}

	return false
}

// BySize returns true when sz satisfies a
// ObjectSizeLessThan/ObjectSizeGreaterthan or a logical AND of these predicates
// Note: And combines size and other predicates like Tags, Prefix, etc. This
// method applies exclusively to size predicates only.
func (a And) BySize(sz int64) bool {
	if a.ObjectSizeGreaterThan > 0 &&
		sz <= a.ObjectSizeGreaterThan {

     */
    @Nonnull
    Optional<Boolean> plugins();

    /**
     * Should apply all upgrade options (equivalent to --model-version 4.1.0 --infer --model --plugins).
     * This is a convenience option that combines model upgrade, inference, compatibility fixes, and plugin upgrades.
     *
     * @return an {@link Optional} containing the boolean value {@code true} if specified, or empty
     */
    @Nonnull
    Optional<Boolean> all();

	if len(square) != len(mat) {
		panic("square matrix size mismatch")
	}
	for n := range mat {
		square[n] = gf2MatrixTimes(mat, mat[n])
	}
}

// crc32Combine returns the combined CRC-32 hash value of the two passed CRC-32
// hash values crc1 and crc2. poly represents the generator polynomial
// and len2 specifies the byte length that the crc2 hash covers.

    }

    @Test
    @DisplayName("addFlags0 combines flags correctly")
    void addFlags0() {
        SmbComNTCreateAndX req = createRequest(0, 0);
        req.addFlags0(0x10);
        int flags0 = (int) getPrivateField(req, "flags0");
        assertTrue((flags0 & 0x10) != 0, "flag should be set after addFlags0");
        // Calling again should combine rather than overwrite
        req.addFlags0(0x20);

      .newBuilder()
      .body(RealResponseBody(contentType, contentLength, cacheWritingSource.buffer()))
      .build()
  }

  companion object {
    /** Combines cached headers with a network headers as defined by RFC 7234, 4.3.4. */
    private fun combine(
      cachedHeaders: Headers,
      networkHeaders: Headers,
    ): Headers {
      val result = Headers.Builder()

	// Combine the raw checksums (this is what happens in CompleteMultipartUpload)
	var checksumCombined []byte
	checksumCombined = append(checksumCombined, part1Checksum.Raw...)
	checksumCombined = append(checksumCombined, part2Checksum.Raw...)
	checksumCombined = append(checksumCombined, part3Checksum.Raw...)

	// Create the final checksum (checksum of the combined checksums)

      long hash1 = lowerEight(bytes);
      long hash2 = upperEight(bytes);

      boolean bitsChanged = false;
      long combinedHash = hash1;
      for (int i = 0; i < numHashFunctions; i++) {
        // Make the combined hash positive and indexable
        bitsChanged |= bits.set((combinedHash & Long.MAX_VALUE) % bitSize);
        combinedHash += hash2;
      }
      return bitsChanged;
    }

    @Override

///

## Combinando información { #combining-information }

También puedes combinar información de response de múltiples lugares, incluyendo los parámetros `response_model`, `status_code`, y `responses`.

            return propertyValue;
        }

        /**
         * Checks if the passed in line should be combined with the following.
         * This is true, if the line ends with an odd number of backslashes.
         *
         * @param line the line
         * @return a flag if the lines should be combined
         */
        private static boolean checkCombineLines(String line) {
            int bsCount = 0;