* </tr>
 * </table>
 *
 * @author higa
 * @see TimeConversionUtil
 * @see TimestampConversionUtil
 */
public abstract class DateConversionUtil {

    /**
     * Do not instantiate.
     */
    protected DateConversionUtil() {
    }

    /** Array of styles held by {@link DateFormat}. */
    protected static final int[] STYLES = new int[] { SHORT, MEDIUM, LONG, FULL };

    /**

import org.codelibs.core.beans.factory.ParameterizedClassDescFactory;
import org.codelibs.core.convert.BooleanConversionUtil;
import org.codelibs.core.convert.CalendarConversionUtil;
import org.codelibs.core.convert.DateConversionUtil;
import org.codelibs.core.convert.NumberConversionUtil;
import org.codelibs.core.convert.TimeConversionUtil;
import org.codelibs.core.convert.TimestampConversionUtil;

import org.codelibs.core.misc.LocaleUtil;

/**
 * Utility for converting time-representing objects to {@link Date}, {@link Calendar}, or {@link Time}.
 * <p>
 * For objects representing only dates, see {@link DateConversionUtil}. For objects representing both date and time,
 * refer to {@link TimestampConversionUtil}.
 * </p>
 * <p>
 * If the source object is an instance of {@link Date}, {@link Calendar}, or {@link Time},

import org.codelibs.core.misc.LocaleUtil;

/**
 * Utility for converting objects representing date and time to {@link Date}, {@link Calendar}, and {@link Timestamp}.
 * <p>
 * For objects representing only dates, use {@link DateConversionUtil}. For objects representing only time, see {@link TimeConversionUtil}.
 * </p>
 * <p>

import org.codelibs.core.beans.converter.SqlDateConverter;
import org.codelibs.core.beans.converter.TimeConverter;
import org.codelibs.core.beans.converter.TimestampConverter;
import org.codelibs.core.convert.DateConversionUtil;
import org.codelibs.core.convert.TimeConversionUtil;
import org.codelibs.core.convert.TimestampConversionUtil;
import org.codelibs.core.exception.ConverterRuntimeException;

/**

Integer nullValue = IntegerConversionUtil.toInteger(null);     // Returns null
Boolean flag = BooleanConversionUtil.toBoolean("true");        // Returns true
Date date = DateConversionUtil.toDate("2023-12-25", "yyyy-MM-dd");

// Primitive conversions with default values
int primitiveInt = IntegerConversionUtil.toPrimitiveInt(value, "0");  // Default to 0 if null
```