}
        return buf;
    }


    private static int carry_add ( byte[] data, byte[] out, int c, int i ) {
        int ilen = data.length, olen = out.length;
        int msbit = ( ( ( ilen << 3 ) - 1 ) + ( ( ( ilen << 3 ) + 13 ) * ( i / ilen ) ) + ( ( ilen - ( i % ilen ) ) << 3 ) ) % ( ilen << 3 );
        int mshigh = msbit >>> 3, mslow = msbit & 7;

Z",20,"F03A13"],["LB",28,"F04A20"],["LC",32,"U04F24"],["LI",21,"F05A12"],["LT",20,"F05F11"],["LU",20,"F03A13"],["LV",21,"U04A13"],["MC",27,"F05F05A11F02"],["MD",24,"U02A18"],["ME",22,"F03F13F02"],["MK",19,"F03A10F02"],["MR",27,"F05F05F11F02"],["MT",31,"U04F05A18"],["MU",30,"U04F02F02F12F03U03"],["NL",18,"U04F10"],["NO",15,"F04F06F01"],["PK",24,"U04A16"],["PL",28,"F08F16"],["PS",29,"U04A21"],["PT",25,"F04F04F11F02"],["RO",24,"U04A16"],["RS",22,"F03F13F02"],["SA",24,"F02A18"],["SE",24,"F03F16F01"]...

    }

    @Override
    public String toString() {
        return "{" + value1 + ", " + value2 + ", " + value3 + "}";
    }

    @Override
    public int hashCode() {
        final int prime = 31;
        int result = 1;
        result = prime * result + ((value1 == null) ? 0 : value1.hashCode());
        result = prime * result + ((value2 == null) ? 0 : value2.hashCode());

      ],
      "CurrentTime": [
        "2022-05-07T18:31:41Z"
      ],
      "Delimiter": [
        "/"
      ],
      "EpochTime": [
        "1651948301"
      ],
      "Prefix": [
        ""
      ],
      "Referer": [
        ""
      ],

```Python hl_lines="19-22  26-27"
{!../../docs_src/security/tutorial002.py!}
```

## 注入当前用户

在*路径操作* 的 `Depends` 中使用 `get_current_user`：

```Python hl_lines="31"
{!../../docs_src/security/tutorial002.py!}
```

注意，此处把 `current_user` 的类型声明为 Pydantic 的 `User` 模型。

这有助于在函数内部使用代码补全和类型检查。

/// tip | "提示"

还记得请求体也是使用 Pydantic 模型声明的吧。

        findLatest("scalatest", "org.scalatest:scalatest_${versionProperties["scala"]}:(3.0,)", versionProperties)
        findLatest("scalatestplus-junit", "org.scalatestplus:junit-4-12_${versionProperties["scala"]}:(3.1,)", versionProperties)

        val groovyVersion = VersionNumber.parse(versionProperties["groovy"] as String)
        versionProperties["spock"] = "2.2-groovy-${groovyVersion.major}.${groovyVersion.minor}"

    testEncodesWithOffset(base64(), "foobar", 1, 5, "b29iYXI=");
    testEncodesWithOffset(base64(), "foobar", 2, 3, "b2Jh");
    testEncodesWithOffset(base64(), "foobar", 3, 1, "Yg==");
    testEncodesWithOffset(base64(), "foobar", 4, 0, "");
  }

  public void testBase64Url() {
    testDecodesByBytes(base64Url(), "_zzz", new byte[] {-1, 60, -13});

              Hashing.combineOrdered(
                  ImmutableList.of(HashCode.fromInt(32), HashCode.fromLong(32L)));
        });
  }

  public void testCombineOrdered() {
    HashCode hash31 = HashCode.fromInt(31);
    HashCode hash32 = HashCode.fromInt(32);
    assertEquals(hash32, Hashing.combineOrdered(ImmutableList.of(hash32)));
    assertEquals(
        HashCode.fromBytes(new byte[] {(byte) 0x80, 0, 0, 0}),

    public String toString() {
        return "{" + value1 + ", " + value2 + ", " + value3 + ", " + value4 + ", " + value5 + "}";
    }

    @Override
    public int hashCode() {
        final int prime = 31;
        int result = 1;
        result = prime * result + ((value1 == null) ? 0 : value1.hashCode());
        result = prime * result + ((value2 == null) ? 0 : value2.hashCode());

import java.text.DateFormat
import java.text.ParsePosition
import java.text.SimpleDateFormat
import java.util.Date
import java.util.Locale
import okhttp3.internal.UTC

/** The last four-digit year: "Fri, 31 Dec 9999 23:59:59 GMT". */
internal const val MAX_DATE = 253402300799999L

/**
 * Most websites serve cookies in the blessed format. Eagerly create the parser to ensure such
 * cookies are on the fast path.
 */