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Lightweight Object Relational Model (ORM) for persisting objects to SQL databases.

There is a newer version: 6.1

package com.j256.ormlite.field.types;

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

/**
 * Type that persists a char primitive.
 * 
 * @author graywatson
 */
public class CharType extends CharacterObjectType {

	private static final CharType singleTon = new CharType();

	public static CharType getSingleton() {
		return singleTon;
	}

	private CharType() {
		super(SqlType.CHAR, new Class[] { char.class });
	}

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

	@Override
	public Object javaToSqlArg(FieldType fieldType, Object javaObject) {
		Character character = (Character) javaObject;
		// this is required because otherwise we try to store \0 in the database
		if (character == null || character == 0) {
			return null;
		} else {
			return character;
		}
	}

	@Override
	public boolean isPrimitive() {
		return true;
	}
}