# Общее — Как сделать — Рецепты { #general-how-to-recipes }

Здесь несколько указателей на другие места в документации для общих или частых вопросов.

## Фильтрация данных — Безопасность { #filter-data-security }

Чтобы убедиться, что вы не возвращаете больше данных, чем следует, прочитайте документацию: [Руководство — Модель ответа — Возвращаемый тип](../tutorial/response-model.md){.internal-link target=_blank}.

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package okhttp3.recipes.kt

import java.io.IOException
import java.security.cert.X509Certificate
import okhttp3.OkHttpClient
import okhttp3.Request.Builder
import okhttp3.tls.HandshakeCertificates
import okhttp3.tls.decodeCertificatePem

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
@file:Suppress("Since15")

package okhttp3.recipes.kt

import java.io.IOException
import java.security.KeyStore
import java.security.SecureRandom
import java.security.Security
import javax.net.ssl.KeyManagerFactory
import javax.net.ssl.KeyStoreBuilderParameters

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package okhttp3.recipes;

import java.io.IOException;
import okhttp3.MediaType;
import okhttp3.OkHttpClient;
import okhttp3.Request;
import okhttp3.Response;
import okhttp3.ResponseBody;
import okio.Buffer;

        }
        verifyNoInteractions(mockDir);
    }

    /**
     * Edge: passing a null directory object. Interface allows null; implementation decides.
     */
    @Test
    @DisplayName("null directory is handled by implementation")
    void handlesNullDirectory() throws Exception {
        SmbFilenameFilter filter = (dir, name) -> dir == null;

        Platform.format("key %s not found in entries %s", newEntry.getKey(), expected));
  }

  /**
   * Wrapper for {@link Map#get(Object)} that forces the caller to pass in a key of the same type as
   * the map. Besides being slightly shorter than code that uses {@link #getMap()}, it also ensures
   * that callers don't pass an {@link Entry} by mistake.
   */
  protected V get(K key) {
    return getMap().get(key);
  }

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package okhttp3.recipes;

import okhttp3.MediaType;
import okhttp3.OkHttpClient;
import okhttp3.Request;
import okhttp3.RequestBody;
import okhttp3.Response;
import okio.Buffer;
import okio.BufferedSink;
import okio.ForwardingSink;

       * cause set to the underlying exception (which may be from another thread). If we someday
       * learn that some other exception besides IllegalArgumentException is common, then we could
       * add another special case to throw an instance of it, too.
       */
      throw e;
    }
  }

   *
   * <p>If there are elements in the list which compare as equal to the key, the choice of {@link
   * KeyPresentBehavior} decides which index is returned. If no elements compare as equal to the
   * key, the choice of {@link KeyAbsentBehavior} decides which index is returned.
   *
   * <p>This method runs in log(n) time on random-access lists, which offer near-constant-time
   * access to each list element.

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package okhttp3.recipes;

import java.io.IOException;
import java.net.InetAddress;
import java.net.InetSocketAddress;
import java.net.Proxy;
import java.util.List;
import okhttp3.Call;
import okhttp3.Connection;