import org.codelibs.core.convert.TimeConversionUtil;
import org.codelibs.core.convert.TimestampConversionUtil;
import org.codelibs.core.exception.BeanMethodSetAccessibleFailureException;
import org.codelibs.core.exception.ClIllegalArgumentException;
import org.codelibs.core.exception.IllegalPropertyRuntimeException;
import org.codelibs.core.exception.ParseRuntimeException;
import org.codelibs.core.lang.ConstructorUtil;
import org.codelibs.core.lang.FieldUtil;

 */
package org.codelibs.core.lang;

import static org.codelibs.core.misc.AssertionUtil.assertArgumentNotNull;

import java.lang.reflect.Constructor;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Modifier;

import org.codelibs.core.exception.IllegalAccessRuntimeException;
import org.codelibs.core.exception.InstantiationRuntimeException;

 * governing permissions and limitations under the License.
 */
package org.codelibs.core.collection;

import static org.codelibs.core.misc.AssertionUtil.assertArgumentNotNull;

import java.util.Iterator;

import org.codelibs.core.exception.ClUnsupportedOperationException;

/**
 * {@link Iterator} with index. The index starts from {@literal 0}.
 *
 * <p>

import org.apache.logging.log4j.core.Core;
import org.apache.logging.log4j.core.LogEvent;
import org.apache.logging.log4j.core.appender.rewrite.RewritePolicy;
import org.apache.logging.log4j.core.config.plugins.Plugin;
import org.apache.logging.log4j.core.config.plugins.PluginAttribute;
import org.apache.logging.log4j.core.config.plugins.PluginFactory;
import org.apache.logging.log4j.core.impl.Log4jLogEvent;

/**

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.core.exception;

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

     * .
     */
    @Test
    public void testIsEmptyMapOfQQ() {
        HashMap<String, String> map = null;
        assertThat(CollectionsUtil.isEmpty(map), is(true));
        map = new HashMap<String, String>();
        assertThat(CollectionsUtil.isEmpty(map), is(true));
    }

    /**
     * Test method for

 */
package org.codelibs.core.beans.converter;

import static org.codelibs.core.lang.StringUtil.isEmpty;
import static org.codelibs.core.misc.AssertionUtil.assertArgumentNotEmpty;
import static org.codelibs.core.misc.AssertionUtil.assertArgumentNotNull;

import java.util.Date;

import org.codelibs.core.beans.Converter;
import org.codelibs.core.convert.StringConversionUtil;

 */
package org.codelibs.core.convert;

import static org.codelibs.core.convert.DateConversionUtil.toCalendar;
import static org.codelibs.core.convert.DateConversionUtil.toDate;
import static org.codelibs.core.convert.DateConversionUtil.toPlainPattern;
import static org.codelibs.core.convert.DateConversionUtil.toSqlDate;
import static org.codelibs.core.convert.DateConversionUtil.toSqlDateJdbcEscape;

 */
package org.codelibs.core.sql;

import static org.codelibs.core.log.Logger.format;
import static org.codelibs.core.misc.AssertionUtil.assertArgumentNotEmpty;
import static org.codelibs.core.misc.AssertionUtil.assertArgumentNotNull;

import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;

import org.codelibs.core.exception.SQLRuntimeException;

 */
package org.codelibs.core.security;

import static org.codelibs.core.misc.AssertionUtil.assertArgumentNotEmpty;

import java.io.UnsupportedEncodingException;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;

import org.codelibs.core.exception.ClIllegalStateException;
import org.codelibs.core.exception.NoSuchAlgorithmRuntimeException;

/**