//$Id: CharBooleanType.java 7825 2005-08-10 20:23:55Z oneovthafew $
package org.hibernate.type;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Types;
import org.hibernate.HibernateException;
import org.hibernate.dialect.Dialect;
/**
* Superclass for types that map Java boolean to SQL CHAR(1).
* @author Gavin King
*/
public abstract class CharBooleanType extends BooleanType {
protected abstract String getTrueString();
protected abstract String getFalseString();
public Object get(ResultSet rs, String name) throws SQLException {
String code = rs.getString(name);
if ( code==null || code.length()==0 ) {
return null;
}
else {
return getTrueString().equalsIgnoreCase( code.trim() ) ?
Boolean.TRUE : Boolean.FALSE;
}
}
public void set(PreparedStatement st, Object value, int index)
throws SQLException {
st.setString( index, toCharacter(value) );
}
public int sqlType() {
return Types.CHAR;
}
private String toCharacter(Object value) {
return ( (Boolean) value ).booleanValue() ? getTrueString() : getFalseString();
}
public String objectToSQLString(Object value, Dialect dialect) throws Exception {
return "'" + toCharacter(value) + "'";
}
public Object stringToObject(String xml) throws Exception {
if ( getTrueString().equalsIgnoreCase(xml) ) {
return Boolean.TRUE;
}
else if ( getFalseString().equalsIgnoreCase(xml) ) {
return Boolean.FALSE;
}
else {
throw new HibernateException("Could not interpret: " + xml);
}
}
}
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