super(
                "Extension " + extension.getId() + " or one of its dependencies could not be resolved: "
                        + cause.getMessage(),
                cause);
        // Convert to old type
        CoreExtension oldExtension = new CoreExtension();
        oldExtension.setGroupId(extension.getGroupId());
        oldExtension.setArtifactId(extension.getArtifactId());

BeanUtil.copyBeanToBean(source, destination, options -> 
    options.exclude("password", "internalId"));

// Convert between beans and maps
Map<String, Object> map = BeanUtil.copyBeanToNewMap(bean);
MyBean newBean = BeanUtil.copyMapToNewBean(map, MyBean.class);
```

### Type Conversion
```java
import org.codelibs.core.convert.*;

// Safe type conversions with null handling

    private final String[] loggerNames;

    /**
     * Constructs a new ErrorToWarnRewritePolicy with the specified logger names.
     *
     * @param loggerNames array of logger name prefixes to convert ERROR to WARN
     */
    public ErrorToWarnRewritePolicy(final String[] loggerNames) {
        this.loggerNames = loggerNames;
    }

    /**

        } catch (final UnsupportedEncodingException e) {
            return host;
        }
    }

    /**
     * Converts the given host string to ASCII using IDN.
     *
     * @param host the host string to convert
     * @return the ASCII representation of the host string
     */
    protected String toAscii(final String host) {
        return IDN.toASCII(decode(host), flag);

      sizeRemaining -= count;
      hashMultiset.add(value, count);
      linkedHashMultiset.add(value, count);
      treeMultiset.add(value, count);
    }

    // TODO(kevinb): convert to assert once benchmark tests enable asserts by default
    Preconditions.checkState(hashMultiset.size() == size);
  }

  @Benchmark
  int hashMultiset(int reps) {
    int sum = 0;

        long nanos = duration.toNanos();
        if (nanos > 0) {
            double seconds = nanos / (double) TimeUnit.SECONDS.toNanos(1); // Convert to fractional seconds
            double bytesPerSecond = contentLength / seconds;
            message.append(" at ");
            format.formatRate(message, bytesPerSecond);
        }

    /**
     * Default constructor.
     */
    public FessApiAction() {
        super();
    }

    /**
     * Message manager for handling internationalized messages and validation errors.
     * Used to convert validation messages to localized text for API responses.
     */
    @Resource
    protected MessageManager messageManager;

    /**
     * Service for managing API access tokens including validation and authentication.

        }
      }
    }

    return if (cookies != null) {
      Collections.unmodifiableList(cookies)
    } else {
      emptyList()
    }
  }

  /**
   * Convert a request header to OkHttp's cookies via [HttpCookie]. That extra step handles
   * multiple cookies in a single request header, which [Cookie.parse] doesn't support.
   */
  private fun decodeHeaderAsJavaNetCookies(

## Repository Structure

```
src/main/java/org/codelibs/core/
├── beans/       # Bean manipulation & introspection (converter/, factory/, impl/, util/)
├── collection/  # Enhanced collections (LruHashMap, CaseInsensitiveMap)
├── concurrent/  # Concurrency utilities
├── convert/     # Type conversion (*ConversionUtil)
├── crypto/      # Cipher & encryption (CachedCipher)
├── exception/   # Runtime exception wrappers

            "loc": ["header", "tool"],
            "msg": "Extra inputs are not permitted",
            "input": "plumbus",
        }
    ]
}
```

## 밑줄 변환 비활성화하기 { #disable-convert-underscores }

일반적인 헤더 매개변수와 마찬가지로, 매개변수 이름에 밑줄 문자가 있으면 **자동으로 하이픈으로 변환**됩니다.

예를 들어, 코드에 `save_data` 헤더 매개변수가 있으면, 기대되는 HTTP 헤더는 `save-data`이고, 문서에서도 그렇게 표시됩니다.