}

// Msgsize returns the size of an empty JSON object.
func (j *JSON[T]) Msgsize() int {
	return j.p.emptySz
}

// NoPayload is a type that can be used for handlers that do not use a payload.
type NoPayload struct{}

// Msgsize returns 0.
func (p NoPayload) Msgsize() int {
	return 0
}

// UnmarshalMsg satisfies the interface, but is a no-op.

```Python hl_lines="10"
{!../../docs_src/query_params/tutorial006.py!}
```

위 예시에서는 3가지 쿼리 매개변수가 있습니다:

* `needy`, 필수적인 `str`.
* `skip`, 기본값이 `0`인 `int`.
* `limit`, 선택적인 `int`.

/// tip | "팁"

[경로 매개변수](path-params.md#_8){.internal-link target=_blank}와 마찬가지로 `Enum`을 사용할 수 있습니다.

		t.Errorf("expected 1 thing got more")
	}
}

type CompanyNew struct {
	ID   int
	Name int
}

func TestAlterColumnDataType(t *testing.T) {
	DB.AutoMigrate(Company{})

	if err := DB.Table("companies").Migrator().AlterColumn(CompanyNew{}, "name"); err != nil {
		t.Fatalf("failed to alter column from string to int, got error %v", err)
	}

	DB.AutoMigrate(Company{})

  }

  private static final int STEPS = 3;

  static class TesterThatCountsCalls extends IteratorTester<Integer> {
    TesterThatCountsCalls() {
      super(STEPS, MODIFIABLE, newArrayList(1), IteratorTester.KnownOrder.KNOWN_ORDER);
    }

    int numCallsToNewTargetIterator;
    int numCallsToVerify;

    @Override

    public static void appendChildren(final NodeList children, final StringBuilder buf) {
        assertArgumentNotNull("children", children);
        assertArgumentNotNull("buf", buf);

        final int length = children.getLength();
        for (int i = 0; i < length; ++i) {
            appendNode(children.item(i), buf);
        }
    }

    /**
     * {@link NamedNodeMap}の文字列表現を追加します。
     *
     * @param attrs

public class DefaultContentsParser implements ContentsParser {

    private final static Logger logger = LogManager.getLogger(DefaultContentsParser.class);

    private final int maxAnalyzedContentLength;

    public DefaultContentsParser() {
        maxAnalyzedContentLength = Integer.getInteger("fess.suggest.max.analyzed.content.length", 1000);
    }

    @Override

    require(keepAliveDuration > 0L) { "keepAliveDuration <= 0: $keepAliveDuration" }
  }

  fun idleConnectionCount(): Int {
    return connections.count {
      it.withLock { it.calls.isEmpty() }
    }
  }

  fun connectionCount(): Int {
    return connections.size
  }

  /**
   * Attempts to acquire a recycled connection to [address] for [connectionUser]. Returns the connection if it

     * @param ps
     *            {@link PreparedStatement}。{@literal null}であってはいけません
     * @return 更新した結果の行数
     * @throws SQLRuntimeException
     *             {@link SQLException}が発生した場合
     */
    public static int executeUpdate(final PreparedStatement ps) throws SQLRuntimeException {
        assertArgumentNotNull("ps", ps);

        try {
            return ps.executeUpdate();
        } catch (final SQLException ex) {

    assertTrue(countDownLatch.await(1L, SECONDS));
  }

  public void testOrdering() throws Exception {
    final AtomicInteger integer = new AtomicInteger();
    for (int i = 0; i < 10; i++) {
      final int expectedCount = i;
      list.add(
          new Runnable() {
            @Override
            public void run() {
              integer.compareAndSet(expectedCount, expectedCount + 1);

     */
    public static String[] parse(final String line) {
        boolean insideQuote = false;
        final ArrayList<String> result = new ArrayList<>();
        int quoteCount = 0;
        final StringBuilder sb = new StringBuilder();
        for (int i = 0; i < line.length(); i++) {
            final char c = line.charAt(i);

            if (c == QUOTE) {
                insideQuote = !insideQuote;