AT5(5),
    ;

    final int index;

    CharAtFunction(int index) {
      this.index = index;
    }

    @Override
    public Character apply(String string) {
      return string.charAt(index);
    }
  }

  private static Ordering<String> byCharAt(int index) {
    return Ordering.<Character>natural().onResultOf(CharAtFunction.values()[index]);
  }

    AT5(5),
    ;

    final int index;

    CharAtFunction(int index) {
      this.index = index;
    }

    @Override
    public Character apply(String string) {
      return string.charAt(index);
    }
  }

  private static Ordering<String> byCharAt(int index) {
    return Ordering.<Character>natural().onResultOf(CharAtFunction.values()[index]);
  }

![Swagger UI interaction](https://fastapi.tiangolo.com/img/index/index-03-swagger-02.png)

* 另外的 API 文档：<a href="https://github.com/Rebilly/ReDoc" class="external-link" target="_blank"><strong>ReDoc</strong></a>

![ReDoc](https://fastapi.tiangolo.com/img/index/index-06-redoc-02.png)

### 更主流的 Python

全部都基于标准的 **Python 3.6 类型**声明（感谢 Pydantic ）。没有新的语法需要学习。只需要标准的 Python 。

                final String iface = INTERFACES.get(lep.substring(6));
                if (iface != null) {
                    int c, p;
                    c = iface.indexOf(':');
                    p = iface.indexOf('.', c + 1);
                    this.uuid = new UUID(iface.substring(0, c));
                    this.major = Integer.parseInt(iface.substring(c + 1, p));

![Swagger UI interaction](https://fastapi.tiangolo.com/img/index/index-03-swagger-02.png)

* <a href="https://github.com/Rebilly/ReDoc" class="external-link" target="_blank"><strong>ReDoc</strong></a>を使用したもう一つのAPIドキュメント生成。

![ReDoc](https://fastapi.tiangolo.com/img/index/index-06-redoc-02.png)

### 現代的なPython

    }
    return true;
  }

  /**
   * Returns the non-negative index value of the alpha character {@code c}, regardless of case. Ie,
   * 'a'/'A' returns 0 and 'z'/'Z' returns 25. Non-alpha characters return a value of 26 or greater.
   */
  private static int getAlphaIndex(char c) {
    // Fold upper-case ASCII to lower-case and make zero-indexed and unsigned (by casting to char).
    return (char) ((c | CASE_MASK) - 'a');
  }

import org.codelibs.fess.opensearch.config.cbean.cq.bs.BsRoleTypeCQ;
import org.dbflute.cbean.ConditionQuery;
import org.opensearch.action.search.SearchRequestBuilder;
import org.opensearch.index.query.QueryBuilder;

/**
 * @author ESFlute (using FreeGen)
 */
public class BsRoleTypeCB extends EsAbstractConditionBean {

    // ===================================================================================

import org.codelibs.fess.opensearch.log.cbean.cq.bs.BsClickLogCQ;
import org.dbflute.cbean.ConditionQuery;
import org.opensearch.action.search.SearchRequestBuilder;
import org.opensearch.index.query.QueryBuilder;

/**
 * @author ESFlute (using FreeGen)
 */
public class BsClickLogCB extends EsAbstractConditionBean {

    // ===================================================================================

	if v.Kind() == reflect.Ptr {
		v = v.Elem()
	}

	switch v.Kind() {
	case reflect.Slice, reflect.Array:
		loaded = true
		for i := 0; i < v.Len(); i++ {
			if !loadOrStoreVisitMap(visitMap, v.Index(i)) {
				loaded = false
			}
		}
	case reflect.Struct, reflect.Interface:
		if v.CanAddr() {
			p := v.Addr()
			if _, ok := (*visitMap)[p]; ok {
				return true
			}
			(*visitMap)[p] = true

    }

    @Override
    public int compare(String o1, String o2) {
        PhaseId p1 = PhaseId.of(o1);
        PhaseId p2 = PhaseId.of(o2);
        int i1 = lifecyclePhases.indexOf(p1.executionPoint().prefix() + p1.phase());
        int i2 = lifecyclePhases.indexOf(p2.executionPoint().prefix() + p2.phase());
        if (i1 == -1 && i2 == -1) {
            // unknown phases, leave in existing order
            return 0;
        }