// Test method chaining
    public void test_methodChaining() {
        String property1 = "prop1";
        String property2 = "prop2";
        String property3 = "prop3";

        FessMessages result =
                messages.addErrorsFrontHeader(property1).addConstraintsNotNullMessage(property2).addSuccessStartCrawlProcess(property3);

        assertNotNull(result);
        assertSame(messages, result);

     *
     * Property {@code jcifs.smb.client.domain}
     *
     * @return default credentials, domain name
     */
    String getDefaultDomain();

    /**
     *
     * Property {@code jcifs.smb.client.username}
     *
     * @return default credentials, user name
     */
    String getDefaultUsername();

    /**
     *
     * Property {@code jcifs.smb.client.password}
     *

    /**
     * Get the value of property as {@link String}.
     * @param propertyKey The key of the property. (NotNull)
     * @return The value of found property. (NotNull: if not found, exception)
     * @throws ConfigPropertyNotFoundException When the property is not found.
     */
    String get(String propertyKey);

    /**
     * Is the property true?

		<!-- 
		<property name="parameterKey">"fessRoles"</property>
		<property name="encryptedParameterValue">false</property>
		<property name="headerKey">"fessRoles"</property>
		<property name="encryptedHeaderValue">true</property>
		<property name="cookieKey">"fessRoles"</property>
		<property name="encryptedCookieValue">true</property>
		<property name="cipher">

		<property name="name">"fessXpathTransformer"</property>
		<property name="featureMap">defaultFeatureMap</property>
		<property name="propertyMap">defaultPropertyMap</property>
		<property name="childUrlRuleMap">htmlUrlRuleMap</property>
		<!--

     * <pre>
     * message:
     * </pre>
     * @param property The property name for the message. (NotNull)
     * @return this. (NotNull)
     */
    public FessMessages addErrorsFrontHeader(String property) {
        assertPropertyNotNull(property);
        add(property, new UserMessage(ERRORS_front_header));
        return this;
    }

    /**

     */

    public static void list(final PrintStream out) throws IOException {
        prp.list(out);
    }

    /**
     * Add a property.
     *
     * @param key the property key
     * @param value the property value
     * @return the previous value of the property, or null if it did not have one
     */

    public static Object setProperty(final String key, final String value) {

            list.add(element.toString());
        }
        return list;
    }

    /**
     * Returns whether the property is a target property.
     *
     * @param name
     *            The property name
     * @return Whether the property is a target property
     */
    protected boolean isTargetProperty(final String name) {
        if (prefix != null && !name.startsWith(prefix)) {

 *
 * @author higa
 */
public interface PropertyDesc {

    /**
     * Returns the property name.
     *
     * @return the property name
     */
    String getPropertyName();

    /**
     * Returns the property type.
     *
     * @param <T>
     *            the property type
     * @return the property type
     */
    <T> Class<T> getPropertyType();

    /**
     * Returns the getter method.

		instance="prototype">
		<property name="connectionTimeout">15000</property>
		<property name="soTimeout">30000</property>
	</component>
	<component name="httpClient"
		class="org.codelibs.fess.crawler.client.FaultTolerantClient" instance="prototype">
		<property name="crawlerClient">internalHttpClient</property>
		<property name="maxRetryCount">5</property>
		<property name="retryInterval">500</property>
	</component>