* @see Source
 */
public interface ModelSource extends Source {

    /**
     * Returns the model identifier in the format {@code groupId:artifactId:version}
     * if this source represents a resolved artifact with known coordinates.
     * <p>
     * This method is primarily used by resolved sources to provide the model ID
     * without requiring the XML to be parsed. For build sources, this typically

     * exception is thrown so this information is merely meant to assist the user.
     *
     * @return The identifier of the POM or an empty string if not known, never {@code null}.
     */
    public String getModelId() {
        if (result == null || result.getModelIds().isEmpty()) {
            return "";
        }
        return result.getModelIds().get(0);
    }

    }
  }

  /**
   * Returns whether the source has zero chars. The default implementation first checks {@link
   * #lengthIfKnown}, returning true if it's known to be zero and false if it's known to be
   * non-zero. If the length is not known, it falls back to opening a stream and checking for EOF.
   *
   * <p>Note that, in cases where {@code lengthIfKnown} returns zero, it is <i>possible</i> that

    }
  }

  /**
   * Returns whether the source has zero chars. The default implementation first checks {@link
   * #lengthIfKnown}, returning true if it's known to be zero and false if it's known to be
   * non-zero. If the length is not known, it falls back to opening a stream and checking for EOF.
   *
   * <p>Note that, in cases where {@code lengthIfKnown} returns zero, it is <i>possible</i> that

        }
    }

    @Nested
    @DisplayName("Static Method Tests")
    class StaticMethodTests {

        @Test
        @DisplayName("getResultMessage should return correct messages for known error codes")
        void testGetResultMessage() throws Exception {
            // When/Then - Use reflection to test the private static method

   *
   * @since 8.0
   */
  public static final byte DC1 = 17; // aka XON

  /**
   * Transmission On: Although originally defined as DC1, this ASCII control character is now better
   * known as the XON code used for software flow control in serial communications. The main use is
   * restarting the transmission after the communication has been stopped by the XOFF control code.
   *
   * @since 8.0
   */

import java.util.Collection;
import java.util.List;
import java.util.Map;
import junit.framework.Test;

/**
 * Tests the {@link Map} implementations of {@link java.util}, suppressing tests that trip known
 * bugs in OpenJDK 6 or higher.
 *
 * @author Kevin Bourrillion
 */
// TODO(cpovirk): consider renaming this class in light of our now running it under newer JDKs.
@AndroidIncompatible // test-suite builders

 *
 * <ul>
 *   <li>returning the same iterator again
 *   <li>throwing an exception of some kind
 *   <li>or the usual, <i>robust</i> behavior, which all known {@link Collection} implementations
 *       have, of returning a new, independent iterator
 * </ul>
 *
 * <p>Because of this situation, any public method accepting an iterable should invoke the {@code

                || url.startsWith("gcs:");
    }

    /**
     * Checks if the given path has a known protocol prefix that should not be converted.
     * Used to determine if path conversion is needed in the wizard.
     *
     * @param path the path to check
     * @return true if the path has a known protocol prefix
     */
    public boolean hasKnownProtocol(final String path) {

- データの検証:
  - データが無効な場合に自動でエラーをクリアします。
  - 深い入れ子になった JSON オブジェクトでも検証が可能です。
- 入力データの<abbr title="also known as: serialization, parsing, marshalling">変換</abbr>: ネットワークから Python のデータや型に変換してから読み取ります:
  - JSON.
  - パスパラメータ
  - クエリパラメータ
  - クッキー
  - ヘッダー
  - フォーム
  - ファイル
- 出力データの<abbr title="also known as: serialization, parsing, marshalling">変換</abbr>: Python のデータや型からネットワークデータへ変換します (JSON として):