import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.apache.lucene.search.TotalHits.Relation;
import org.codelibs.core.collection.ArrayUtil;
import org.codelibs.core.concurrent.CommonPoolUtil;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.core.stream.StreamUtil;
import org.codelibs.fess.Constants;
import org.codelibs.fess.entity.FacetInfo;
import org.codelibs.fess.entity.GeoInfo;

 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.core.collection;

import java.util.Iterator;
import java.util.NoSuchElementException;

import org.codelibs.core.exception.ClUnsupportedOperationException;

/**
 * An {@link Iterator} that returns a single value.
 *
 * @author koichik
 * @param <E> the element type

 * character encoding. UTF-8 is defined in section D92 of <a
 * href="http://www.unicode.org/versions/Unicode6.2.0/ch03.pdf">The Unicode Standard Core
 * Specification, Chapter 3</a>.
 *
 * <p>The variant of UTF-8 implemented by this class is the restricted definition of UTF-8
 * introduced in Unicode 3.1. One implication of this is that it rejects <a

tried hedges,' the Pigeon went on, without attending to her; `but
those serpents!  There's no pleasing them!'

  Alice was more and more puzzled, but she thought there was no
use in saying anything more till the Pigeon had finished.

  `As if it wasn't trouble enough hatching the eggs,' said the
Pigeon; `but I must be on the look-out for serpents night and

 * href="https://github.com/google/guice/wiki/Motivation">Guice</a> and <a
 * href="https://docs.spring.io/spring-framework/docs/current/reference/html/core.html#beans-introduction">Spring</a>.
 * Frameworks typically offer a way to register multiple listeners independently and then request
 * them together as a set (<a href="https://dagger.dev/dev-guide/multibindings">Dagger</a>, <a

 * Iterables} class.
 *
 * <p><a id="streams"></a>
 *
 * <h3>Comparison to streams</h3>
 *
 * <p>Starting with Java 8, the core Java class libraries provide a new "Streams" library (in {@code
 * java.util.stream}), which is similar to {@code FluentIterable} but generally more powerful. Key
 * differences include:
 *
 * <ul>
 *   <li>A stream is <i>single-use</i>; it becomes invalid as soon as any "terminal operation" such

    public void test_execute_maxProcessesExceeded() {
        // Setup test
        crawlJob = new CrawlJob() {
            @Override
            protected int getRunningJobCount() {
                return 10; // More than max
            }
        };

        ComponentUtil.setFessConfig(new TestFessConfig() {
            @Override
            public Integer getJobMaxCrawlerProcessesAsInteger() {
                return 5;

 */
package org.codelibs.core.io;

import static org.hamcrest.CoreMatchers.is;
import static org.junit.Assert.assertThat;

import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.Writer;
import java.net.URL;
import java.util.Properties;

import org.codelibs.core.exception.IORuntimeException;

 */
package org.codelibs.core.misc;

import static org.codelibs.core.misc.AssertionUtil.assertArgument;
import static org.codelibs.core.misc.AssertionUtil.assertArgumentNotNull;
import static org.codelibs.core.misc.AssertionUtil.assertIndex;
import static org.codelibs.core.misc.AssertionUtil.assertState;
import static org.hamcrest.CoreMatchers.is;

import org.codelibs.core.exception.ClIllegalArgumentException;

import java.util.Map;
import java.util.Set;

import org.codelibs.core.beans.BeanDesc;
import org.codelibs.core.beans.ConstructorDesc;
import org.codelibs.core.beans.FieldDesc;
import org.codelibs.core.beans.MethodDesc;
import org.codelibs.core.beans.ParameterizedClassDesc;
import org.codelibs.core.beans.PropertyDesc;
import org.codelibs.core.collection.ArrayMap;
import org.codelibs.core.collection.CaseInsensitiveMap;