clientMap.values().stream().distinct().forEach(client -> {
            try {
                client.close();
            } catch (final Exception e) {
                logger.warn("Failed to close {}.", client.getClass().getCanonicalName(), e);
            }
        });
    }

            }
        }).orElse(() -> {
            throwValidationError(messages -> messages.addErrorsCrudFailedToCreateInstance(GLOBAL), this::asEditHtml);
        });
        return redirect(getClass());
    }

    /**
     * Updates an existing file authentication.
     *
     * @param form the edit form
     * @return HTML response after update
     */
    @Execute
    @Secured({ ROLE })

            }
        }).orElse(() -> {
            throwValidationError(messages -> messages.addErrorsCrudFailedToCreateInstance(GLOBAL), this::asEditHtml);
        });
        return redirect(getClass());
    }

    /**
     * Updates an existing request header item.
     *
     * @param form the edit form containing the updated item data

     */
    @PostConstruct
    public void register() {
        if (logger.isInfoEnabled()) {
            logger.info("Loaded {}", this.getClass().getSimpleName());
        }
        dictionaryManager.addCreator(this);
    }

    @Override

            throwValidationError(messages -> messages.addErrorsLoginError(GLOBAL), () -> asIndexPage(form));
        }
        return redirect(getClass());
    }

    /**
     * Handles password change for the current user.
     *
     * @param form the password form containing new password and confirmation

    // #pending hashCode(), equals()
    @Override
    public int instanceHash() {
        return super.hashCode();
    }

    @Override
    public String toString() {
        return getClass().getSimpleName() + ":" + doBuildColumnString(", ") + "@" + Integer.toHexString(hashCode());
    }

    protected abstract String doBuildColumnString(String dm);

    @Override

try {
    converter.init();
} catch (Exception e) {
    throw new SuggesterException("Failed to initialize converter: "
                                + converter.getClass().getName(), e);
}
```

**Resource Management:**
```java
try (InputStream is = getClass().getClassLoader()
        .getResourceAsStream("suggest_indices/suggest.json")) {
    if (is == null) {
        throw new IOException("Resource not found");
    }

            return "";
        }
        final StringBuilder buf = new StringBuilder(100);
        for (final Object arg : methodArgs) {
            if (arg != null) {
                buf.append(arg.getClass().getName());
            } else {
                buf.append("null");
            }
            buf.append(", ");
        }
        buf.setLength(buf.length() - 2);
        return new String(buf);
    }

        final Map<String, String> valueMap = new LinkedHashMap<>();
        valueMap.put("action", Action.LOGIN_FAILURE.name());
        credential.ifPresent(c -> {
            valueMap.put("class", c.getClass().getSimpleName());
            if (c instanceof final FessCredential fessCredential) {
                valueMap.put("user", fessCredential.getUserId());
            }
        });
        log(valueMap);
    }

        protected void setFieldValue(String fieldName, Object value) {
            try {
                Field field = null;
                Class<?> clazz = this.getClass();
                while (clazz != null && field == null) {
                    try {
                        field = clazz.getDeclaredField(fieldName);
                    } catch (NoSuchFieldException e) {