public static final int SMB2_LEASE_READ_WRITE     = 0x05;  // RW
    public static final int SMB2_LEASE_FULL           = 0x07;  // RWH
}
```

### 3.2 Lease Versions
- **Lease V1**: Basic lease support (SMB 3.0)
- **Lease V2**: Adds epoch support for better consistency (SMB 3.0.2+)

## 4. Data Structures

### 4.1 Lease Key Structure
```java
package jcifs.internal.smb2.lease;

    class FileAccessConstantsTests {

        @Test
        @DisplayName("Should have correct values for file access constants")
        void shouldHaveCorrectFileAccessConstants() {
            // Basic file operations (bits 0-8)
            assertEquals(0x00000001, ACE.FILE_READ_DATA, "FILE_READ_DATA should be 0x00000001");
            assertEquals(0x00000002, ACE.FILE_WRITE_DATA, "FILE_WRITE_DATA should be 0x00000002");

    
    // READ_CACHING for directories means:
    // - Can cache directory enumeration results
    // - Can cache file existence queries
    // - Can cache basic file attributes
    
    // HANDLE_CACHING for directories means:
    // - Can keep directory handle open
    // - Can cache subdirectory handles
    
    // WRITE_CACHING for directories means:

labels.facet_filetype_properties=Properties File
labels.facet_filetype_python=Python
labels.facet_filetype_ruby=Ruby
labels.facet_filetype_scala=Scala
labels.facet_filetype_shell=Shell Script
labels.facet_filetype_vb=Visual Basic
labels.facet_filetype_others=Others
labels.facet_label_reset=Reset
labels.searchoptions_all=All
labels.searchoptions_score=Score
labels.searchoptions_menu_sort=Sort
labels.searchoptions_menu_num=Num

queue_limit  (number)             maximum limit for undelivered messages, defaults to '100000'
username     (string)             username for Elasticsearch basic-auth
password     (string)             password for Elasticsearch basic-auth
comment      (sentence)           optionally add a comment to this setting
```

or environment variables

```
KEY:

    * UUID.
    * ...다른 것들.

모든 검증은 견고하면서 잘 확립된 **Pydantic**에 의해 처리됩니다.

### 보안과 인증

보안과 인증이 통합되어 있습니다. 데이터베이스나 데이터 모델과의 타협없이 사용할 수 있습니다.

다음을 포함하는, 모든 보안 스키마가 OpenAPI에 정의되어 있습니다.

* HTTP Basic.
* **OAuth2** (**JWT tokens** 또한 포함). [OAuth2 with JWT](tutorial/security/oauth2-jwt.md){.internal-link target=\_blank}에 있는 자습서를 확인해 보세요.
* 다음에 들어 있는 API 키:
    * 헤더.
    * 매개변수.
    * 쿠키 및 그 외.

import java.util.Iterator;
import java.util.stream.DoubleStream;
import java.util.stream.IntStream;
import java.util.stream.LongStream;

/**
 * A mutable object which accumulates double values and tracks some basic statistics over all the
 * values added so far. The values may be added singly or in groups. This class is not thread safe.
 *
 * @author Pete Gillin
 * @author Kevin Bourrillion
 * @since 20.0
 */
@J2ktIncompatible

labels.facet_filetype_properties=File di proprietà
labels.facet_filetype_python=Python
labels.facet_filetype_ruby=Ruby
labels.facet_filetype_scala=Scala
labels.facet_filetype_shell=Script shell
labels.facet_filetype_vb=Visual Basic
labels.facet_filetype_others=Altri
labels.facet_label_reset=Reset
labels.searchoptions_all=Tutto
labels.searchoptions_score=Punteggio
labels.searchoptions_menu_sort=Ordina
labels.searchoptions_menu_num=Numero

    ImmutableList.Builder<String> zat = ImmutableList.<String>builder().add("c", "d");
    ImmutableList<String> list = zis.combine(zat).build();
    assertEquals(asList("a", "b", "c", "d"), list);
  }

  // Basic tests

  @J2ktIncompatible
  @GwtIncompatible // NullPointerTester
  public void testNullPointers() {
    NullPointerTester tester = new NullPointerTester();

# Development - Contributing

First, you might want to see the basic ways to [help FastAPI and get help](help-fastapi.md){.internal-link target=_blank}.

## Developing

If you already cloned the <a href="https://github.com/fastapi/fastapi" class="external-link" target="_blank">fastapi repository</a> and you want to deep dive in the code, here are some guidelines to set up your environment.

### Virtual environment