callback.store(params, data);
        callback.store(params, data);

        assertEquals(3L, callback.getDocumentSize());
        assertEquals(300L, callback.getExecuteTime());

        // Test commit (should not throw exception)
        callback.commit();
    }

    public void test_multiple_implementations() {
        // Test with different implementations to ensure interface contract

                badWordService.importCsv(reader);
                suggestHelper.storeAllBadWords(false);
            } catch (final Exception e) {
                throw new FessSystemException("Failed to import data.", e);
            }
        });
        return asJson(new ApiResult.ApiResponse().status(ApiResult.Status.OK).result());
    }

    /**

  public abstract ImmutableBiMap<V, K> inverse();

  @Override
  public ImmutableSet<V> values() {
    return inverse().keySet();
  }

  public final @Nullable V forcePut(K key, V value) {
    throw new UnsupportedOperationException();
  }

            // Check if transport creation failed
            if (newTransport == null) {
                throw new IOException("Failed to create new transport");
            }

            // Reconnect
            channel.setState(ChannelState.CONNECTING);

            return updateEntity(source, result);
        } catch (InstantiationException | IllegalAccessException e) {
            final String msg = "Cannot create a new instance: " + entityType.getName();
            throw new IllegalBehaviorStateException(msg, e);
        }
    }

    protected <RESULT extends SearchLog> RESULT updateEntity(Map<String, Object> source, RESULT result) {
        return result;
    }

            return updateEntity(source, result);
        } catch (InstantiationException | IllegalAccessException e) {
            final String msg = "Cannot create a new instance: " + entityType.getName();
            throw new IllegalBehaviorStateException(msg, e);
        }
    }

    protected <RESULT extends FileConfig> RESULT updateEntity(Map<String, Object> source, RESULT result) {
        return result;
    }

        // Consistent hashCode
        assertEquals(item1.hashCode(), item1.hashCode());
    }

    public void test_hashCode_withNullInput() {
        // Test hashCode with null input should throw NullPointerException
        ProtwordsItem item = new ProtwordsItem(1, null);
        try {
            item.hashCode();
            fail("Expected NullPointerException");
        } catch (NullPointerException e) {

t,e.dataType)),u=o,o=c.shift())if("*"===o)o=u;else if("*"!==u&&u!==o){if(!(a=l[u+" "+o]||l["* "+o]))for(i in l)if((s=i.split(" "))[1]===o&&(a=l[u+" "+s[0]]||l["* "+s[0]])){!0===a?a=l[i]:!0!==l[i]&&(o=s[0],c.unshift(s[1]));break}if(!0!==a)if(a&&e["throws"])t=a(t);else try{t=a(t)}catch(e){return{state:"parsererror",error:a?e:"No conversion from "+u+" to "+o}}}return{state:"success",data:t}}(v,s,T,i),i?(v.ifModified&&((u=T.getResponseHeader("Last-Modified"))&&(ce.lastModified[f]=u),(u=T.getResponse...

    val address = canonicalizeInetAddress(inetAddressByteArray)
    if (address.size == 16) return inet6AddressToAscii(address)
    if (address.size == 4) return inet4AddressToAscii(address) // An IPv4-mapped IPv6 address.
    throw AssertionError("Invalid IPv6 address: '$host'")
  }

  val result = idnToAscii(host) ?: return null
  if (result.isEmpty()) return null
  if (result.containsInvalidHostnameAsciiCodes()) return null

```

### Exception Handling
```java
import org.codelibs.core.exception.*;

// Runtime exception wrappers eliminate try-catch boilerplate
try {
    // Code that might throw checked exceptions
    return ClassUtil.newInstance(className); // Wraps checked exceptions automatically
} catch (ClassNotFoundRuntimeException e) {
    // Handle the wrapped exception