import java.io.File;

public class JavaHome {
    private Integer version;
    private Provider<File> javaHome;

    private JavaHome(int version, Provider<File> javaHome) {
        this.version = version;
        this.javaHome = javaHome;
    }

    public static JavaHome of(int version, Provider<File> javaHome) {
        return new JavaHome(version, javaHome);
    }

    public Integer getVersion() {

    return new ImmutableList<V>() {
      @Override
      public V get(int index) {
        return entryList.get(index).getValue();
      }

      @Override
      boolean isPartialView() {
        return true;
      }

      @Override
      public int size() {
        return entryList.size();
      }

      // redeclare to help optimizers with b/310253115

    while (lines.peek() == null) {
      Java8Compatibility.clear(cbuf);
      // The default implementation of Reader#read(CharBuffer) allocates a
      // temporary char[], so we call Reader#read(char[], int, int) instead.
      int read = (reader != null) ? reader.read(buf, 0, buf.length) : readable.read(cbuf);
      if (read == -1) {
        lineBuf.finish();
        break;
      }
      lineBuf.add(buf, 0, read);
    }

        this.second = second;
    }

    @Override
    public String toString() {
        return "{" + first + ", " + second + "}";
    }

    @Override
    public int hashCode() {
        final int prime = 31;
        int result = 1;
        result = prime * result + ((first == null) ? 0 : first.hashCode());
        result = prime * result + ((second == null) ? 0 : second.hashCode());
        return result;
    }

    @Test
    public void testPerformance() throws Exception {
        final int num = 100;
        long start = System.currentTimeMillis();
        for (int i = 0; i < num; i++) {
            System.out.println("test" + i);
        }
        final long sysout = System.currentTimeMillis() - start;
        start = System.currentTimeMillis();
        for (int i = 0; i < num; i++) {
            logger.fatal("test" + i);
        }

---

Другой полезный случай — когда вы хотите, чтобы ключи были другого типа данных, например, `int`.

Именно это мы сейчас и увидим здесь.

В этом случае вы принимаете любой `dict`, пока у него есть ключи типа `int` со значениями типа `float`:

{* ../../docs_src/body_nested_models/tutorial009_py310.py hl[7] *}

/// tip | Совет

            logger.error("Failed to purge crawling sessions.", e);
            resultBuf.append(e.getMessage()).append("\n");
        }

        // purge search logs
        try {
            final int days = ComponentUtil.getFessConfig().getPurgeSearchLogDay();
            if (days >= 0) {
                searchLogService.deleteBefore(days);
            } else {

    protected int priority = 99;

    /**
     * Default constructor.
     */
    public Ingester() {
        // Default constructor
    }

    /**
     * Gets the priority of this ingester.
     * Lower numbers indicate higher priority.
     *
     * @return the priority value
     */
    public int getPriority() {
        return priority;
    }

    /**

          mappedToCodePoints = listOf(1 shl 18),
        ),
      ),
    ).isEqualTo(null)
  }

  private fun mappingOf(
    sourceCodePoint0: Int,
    sourceCodePoint1: Int,
    mappedToCodePoints: List<Int>,
  ): Mapping =
    Mapping(
      sourceCodePoint0 = sourceCodePoint0,
      sourceCodePoint1 = sourceCodePoint1,
      type = TYPE_MAPPED,
      mappedTo =
        Buffer()

     */
    private BufferCache() {
        // Utility class - not instantiable
    }

    private static final int MAX_BUFFERS = Config.getInt("jcifs.smb1.smb.maxBuffers", 16);
    private static final int MAX_BUFFER_SIZE = 0x100000; // 1MB maximum

    // Use concurrent queue for lock-free operations
    private static final java.util.concurrent.ConcurrentLinkedQueue<byte[]> bufferQueue =