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

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

import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;

        dst[++dstIndex] = (byte) (val >> 8);
    }

    /**
     * Reads a 16-bit integer value from a byte array in little-endian format
     * @param src the source byte array
     * @param srcIndex the starting index in the source array
     * @return the 16-bit integer value
     */
    public static int readInt2(final byte[] src, final int srcIndex) {

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.apache.logging.log4j.core.config.Configurator;
import org.codelibs.core.exception.IORuntimeException;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.core.lang.ThreadUtil;
import org.codelibs.core.misc.Pair;
import org.codelibs.fess.Constants;
import org.codelibs.fess.crawler.util.CharUtil;

 */
package org.codelibs.core.convert;

import static java.text.DateFormat.FULL;
import static java.text.DateFormat.LONG;
import static java.text.DateFormat.MEDIUM;
import static java.text.DateFormat.SHORT;
import static java.text.DateFormat.getDateInstance;
import static org.codelibs.core.collection.MultiIterator.iterable;
import static org.codelibs.core.lang.StringUtil.isEmpty;

      exercising permissions granted by this License.

      "Source" form shall mean the preferred form for making modifications,
      including but not limited to software source code, documentation
      source, and configuration files.

      "Object" form shall mean any form resulting from mechanical
      transformation or translation of a Source form, including but
      not limited to compiled object code, generated documentation,

      exercising permissions granted by this License.

      "Source" form shall mean the preferred form for making modifications,
      including but not limited to software source code, documentation
      source, and configuration files.

      "Object" form shall mean any form resulting from mechanical
      transformation or translation of a Source form, including but
      not limited to compiled object code, generated documentation,

      exercising permissions granted by this License.

      "Source" form shall mean the preferred form for making modifications,
      including but not limited to software source code, documentation
      source, and configuration files.

      "Object" form shall mean any form resulting from mechanical
      transformation or translation of a Source form, including but
      not limited to compiled object code, generated documentation,

      exercising permissions granted by this License.

      "Source" form shall mean the preferred form for making modifications,
      including but not limited to software source code, documentation
      source, and configuration files.

      "Object" form shall mean any form resulting from mechanical
      transformation or translation of a Source form, including but
      not limited to compiled object code, generated documentation,

      exercising permissions granted by this License.

      "Source" form shall mean the preferred form for making modifications,
      including but not limited to software source code, documentation
      source, and configuration files.

      "Object" form shall mean any form resulting from mechanical
      transformation or translation of a Source form, including but
      not limited to compiled object code, generated documentation,

        return invalidIndexDateFields(source).isEmpty();
    }

    default List<String> invalidIndexDateFields(final Map<String, Object> source) {
        return split(getIndexAdminDateFields(), ",").get(
                stream -> stream.filter(StringUtil::isNotBlank).map(String::trim).filter(s -> isNonEmptyValue(source.get(s))).filter(s -> {