Name,Email,Age,Department
John Doe,******@****.***,30,Engineering
Jane Smith,******@****.***,28,Marketing
Bob Johnson,******@****.***,35,Sales

        // Verify header extraction
        assertTrue(content.contains("Name"));
        assertTrue(content.contains("Email"));
        assertTrue(content.contains("Age"));
        assertTrue(content.contains("Department"));

        // Verify data extraction
        assertTrue(content.contains("John Doe"));
        assertTrue(content.contains("******@****.***"));
        assertTrue(content.contains("Engineering"));
    }

import org.lastaflute.core.magic.async.ConcurrentAsyncCall;
import org.lastaflute.core.message.MessageManager;
import org.lastaflute.core.util.ContainerUtil;

/**
 * The creator of mail delivery department.
 *
 * @author jflute
 */
public class FessMailDeliveryDepartmentCreator {

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

    public static final String LABELS_PREFERRED_LANGUAGE = "{labels.preferredLanguage}";

    /** The key of the message: Department Number */
    public static final String LABELS_user_departmentNumber = "{labels.user_departmentNumber}";

    /** The key of the message: Department Number */
    public static final String LABELS_DEPARTMENT_NUMBER = "{labels.departmentNumber}";

ldap.attr.registeredAddress=registeredAddress
# LDAP attribute for display name.
ldap.attr.displayName=displayName
# LDAP attribute for preferred language.
ldap.attr.preferredLanguage=preferredLanguage
# LDAP attribute for department number.
ldap.attr.departmentNumber=departmentNumber
# LDAP attribute for UID number.
ldap.attr.uidNumber=uidNumber
# LDAP attribute for GID number.
ldap.attr.gidNumber=gidNumber

    String getLdapAttrPreferredLanguage();

    /**
     * Get the value for the key 'ldap.attr.departmentNumber'. <br>
     * The value is, e.g. departmentNumber <br>
     * comment: LDAP attribute for department number.
     * @return The value of found property. (NotNull: if not found, exception but basically no way)
     */
    String getLdapAttrDepartmentNumber();

    /**