Bug 152443 Support boolean type in data set
Support boolean type in data set. It'll cause some data transform issue with absence of boolean type.
data/org.eclipse.birt.data/src/org/eclipse/birt/data/engine/odaconsumer/DataTypeUtil.java
private static LogHelper sm_logger = LogHelper.getInstance( sm_loggerName );
	private DataTypeUtil()
	{
		
	}
	/**
	 * Converts an ODA data type to its corresponding Java class. <br><br>
	 * <b>ODA Data Type -> Java Class</b><br>
	 * <i>Integer -> java.lang.Integer<br>
	 * Double -> java.lang.Double<br>
	 * Character -> java.lang.String<br>
	 * Decimal -> java.math.BigDecimal<br>
	 * Date -> java.util.Date<br>
	 * Time -> java.sql.Time<br>
	 * Timestamp -> java.sql.Timestamp<br>
	 * Blob -> org.eclipse.datatools.connectivity.oda.IBlob<br>
	 * Clob -> org.eclipse.datatools.connectivity.oda.IClob<br></i>
	 * @param odaDataType	an ODA data type code
	 * @return	the Java class that corresponds to the specified ODA data type
	 * @throws IllegalArgumentException	if the specified ODA data type 
     *              is not a supported type
	 */
	public static Class toTypeClass( int odaDataType )
	{
		final String methodName = "toTypeClass";		
 
        Class fieldClass = null;
        try
        {
            fieldClass = org.eclipse.birt.core.data.DataTypeUtil