}

    /**
     *
     */
    @Test
    public void testIsNotEmpty() {
        assertFalse(StringUtil.isNotEmpty(null));
        assertFalse(StringUtil.isNotEmpty(""));
        assertTrue(StringUtil.isNotEmpty(" "));
    }

    /**
     *
     */
    @Test
    public void testDefaultString() {
        assertThat(StringUtil.defaultString(null), is(""));

    protected Client createClient() {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        final String[] hosts =
                split(address, ",").get(stream -> stream.map(String::trim).filter(StringUtil::isNotEmpty).toArray(n -> new String[n]));
        final Builder builder = Settings.builder().putList("http.hosts", hosts).put("processors", fessConfig.getCrawlerHttpProcessors())

import static java.text.DateFormat.SHORT;
import static java.text.DateFormat.getDateTimeInstance;
import static org.codelibs.core.lang.StringUtil.isEmpty;
import static org.codelibs.core.lang.StringUtil.isNotEmpty;
import static org.codelibs.core.misc.AssertionUtil.assertArgumentNotNull;

import java.sql.Timestamp;
import java.text.DateFormat;
import java.text.ParsePosition;
import java.text.SimpleDateFormat;

    }

    /**
     * Test method for
     * {@link org.codelibs.core.collection.CollectionsUtil#isNotEmpty(java.util.Collection)}
     * .
     */
    @Test
    public void testIsNotEmptyCollectionOfQ() {
        final Collection<String> c = new ArrayList<String>();
        c.add("hoge");
        assertThat(CollectionsUtil.isNotEmpty(c), is(true));
    }

    /**
     * Test method for

                    if (StringUtil.isNotEmpty(role)) {
                        roleSet.add(role);
                    }
                }
            }
        } else {
            final String[] roles = rolesStr.split(roleSeparator);
            for (final String role : roles) {
                if (StringUtil.isNotEmpty(role)) {
                    roleSet.add(role);
                }

     * 文字列が<code>null</code>でも空文字列でもなければ<code>true</code>を返します。
     *
     * @param text
     *            文字列
     * @return 文字列が<code>null</code>でも空文字列でもなければ<code>true</code>
     */
    public static final boolean isNotEmpty(final String text) {
        return !isEmpty(text);
    }

    /**
     * 文字列を置き換えます。
     *
     * @param text
     *            テキスト
     * @param fromText
     *            置き換え対象のテキスト

import static java.text.DateFormat.SHORT;
import static java.text.DateFormat.getTimeInstance;
import static org.codelibs.core.lang.StringUtil.isEmpty;
import static org.codelibs.core.lang.StringUtil.isNotEmpty;
import static org.codelibs.core.misc.AssertionUtil.assertArgumentNotNull;

import java.sql.Time;
import java.text.DateFormat;
import java.text.ParsePosition;
import java.text.SimpleDateFormat;

            logger.warn("Failed to set SessionTrackingMode.", t);
        }

        split(fessConfig.getQueryFacetQueries(), "\n").of(stream -> stream.map(String::trim).filter(StringUtil::isNotEmpty).forEach(s -> {
            final String[] values = StringUtils.split(s, ":", 2);
            if (values.length != 2) {
                return;
            }

        if (StringUtil.isNotBlank(fessConfig.getQueryFacetFields())) {
            field = StreamUtil.split(fessConfig.getQueryFacetFields(), ",")
                    .get(stream -> stream.map(String::trim).filter(StringUtil::isNotEmpty).distinct().toArray(n -> new String[n]));
        }
        if (StringUtil.isNotBlank(fessConfig.getQueryFacetFieldsSize())) {
            size = fessConfig.getQueryFacetFieldsSizeAsInteger();
        }

            final UrlQueue<?> urlQueue = CrawlingParameterUtil.getUrlQueue();
            if (urlQueue != null) {
                final String parentUrl = urlQueue.getParentUrl();
                if (StringUtil.isNotEmpty(parentUrl)) {
                    final String sessionId = urlQueue.getSessionId();
                    final String pageEnc = getParentEncoding(parentUrl, sessionId);
                    if (pageEnc != null) {