com.j256.ormlite.field.types.SqlDateStringType Maven / Gradle / Ivy

package com.j256.ormlite.field.types;

import java.lang.reflect.Field;
import java.sql.SQLException;
import java.util.Date;

import com.j256.ormlite.field.FieldType;
import com.j256.ormlite.field.SqlType;

/**
 * Type that persists a {@link java.sql.Date} object.
 * 
 * 
 * NOTE: This is not the same as the {@link java.util.Date} class handled with {@link DateType}. If it
 * recommended that you use the other Date class which is more standard to Java programs.
 * 
 * 
 * @author graywatson
 */
public class SqlDateStringType extends DateStringType {

	private static final SqlDateStringType singleTon = new SqlDateStringType();

	public static SqlDateStringType getSingleton() {
		return singleTon;
	}

	private SqlDateStringType() {
		super(SqlType.STRING);
	}

	/**
	 * Here for others to subclass.
	 */
	protected SqlDateStringType(SqlType sqlType, Class[] classes) {
		super(sqlType, classes);
	}

	@Override
	public Object sqlArgToJava(FieldType fieldType, Object sqlArg, int columnPos) throws SQLException {
		Date date = (Date) super.sqlArgToJava(fieldType, sqlArg, columnPos);
		return new java.sql.Date(date.getTime());
	}

	@Override
	public Object javaToSqlArg(FieldType fieldType, Object javaObject) {
		java.sql.Date date = (java.sql.Date) javaObject;
		return super.javaToSqlArg(fieldType, new Date(date.getTime()));
	}

	@Override
	public boolean isValidForField(Field field) {
		return (field.getType() == java.sql.Date.class);
	}
}