Java ScalarParameterHandle.getPattern方法代碼示例

import org.eclipse.birt.report.model.api.ScalarParameterHandle; //導入方法依賴的package包/類
/**
 * parse parameter value by string value
 * 
 * @param handle
 * @param field
 * @param value
 * @return
 * @throws Exception
 */
private Object getParameterValue( ScalarParameterHandle handle,
		ParameterField field, String value ) throws Exception
{
	// get parameter data type
	String dataType = handle.getDataType( );

	// if String type, return String value
	if ( DesignChoiceConstants.PARAM_TYPE_STRING
			.equalsIgnoreCase( dataType ) )
	{
		return value;
	}

	// convert parameter to object
	String pattern = field.getPattern( );
	if ( pattern == null || pattern.length( ) <= 0 )
	{
		pattern = handle.getPattern( );
	}

	return DataUtil.validate( handle.getName( ), handle.getDataType( ),
			pattern, value, this.locale, this.timeZone, field.isLocale( ) );
}
 

import org.eclipse.birt.report.model.api.ScalarParameterHandle; //導入方法依賴的package包/類
/**
 * Formats scalar parameter value.
 * 
 * @param handle
 * @param inputStr
 * @return formatted value.
 */

private static String formatScalarParameter( ScalarParameterHandle handle,
		String inputStr ) throws BirtException
{
	String pattern = handle.getPattern( );
	String category = handle.getCategory( );

	if ( pattern == null )
	{
		if ( isCustom( category ) )
		{
			return inputStr;
		}
		pattern = category;
	}

	String dataType = handle.getDataType( );
	if ( DesignChoiceConstants.PARAM_TYPE_DATETIME.equals( dataType ) )
	{
		Date date = DataTypeUtil.toDate( inputStr, ULocale.US );
		DateFormatter formatter = new DateFormatter( pattern );
		inputStr = formatter.format( date );
	}
	else if ( DesignChoiceConstants.PARAM_TYPE_FLOAT.equals( dataType ) )
	{
		inputStr = new NumberFormatter( pattern ).format( DataTypeUtil.toDouble( inputStr )
				.doubleValue( ) );
	}
	else if ( DesignChoiceConstants.PARAM_TYPE_DECIMAL.equals( dataType ) )
	{
		inputStr = new NumberFormatter( pattern ).format( DataTypeUtil.toBigDecimal( inputStr ) );
	}
	else if ( DesignChoiceConstants.PARAM_TYPE_STRING.equals( dataType ) )
	{
		inputStr = new StringFormatter( pattern ).format( inputStr );
	}
	return inputStr;
}
 

import org.eclipse.birt.report.model.api.ScalarParameterHandle; //導入方法依賴的package包/類
private String convertFormatPattern( ScalarParameterHandle paraHandle )
{
	String formatCategroy = paraHandle.getCategory( );
	String formatPattern = paraHandle.getPattern( );

	formatPattern = isCustom( formatCategroy ) ? formatPattern
			: formatCategroy;
	return formatPattern;
}
 

import org.eclipse.birt.report.model.api.ScalarParameterHandle; //導入方法依賴的package包/類
public ParameterHelper( AbstractScalarParameterHandle param,
		ULocale ulocale, TimeZone timezone )
{
	this.labelColumnName = getLabelColumnName( param );
	this.valueColumnName = getValueColumnName( param );
	this.valueType = param.getDataType( );
	this.alreadySorted = param.getSortByColumn( ) != null;
	this.distinct = param.distinct( );
	
	String sortDirection = param.getSortDirection( );
	boolean sortByLabel = "label".equalsIgnoreCase( param.getSortBy( ) );
	if ( param instanceof ScalarParameterHandle )
	{
		parameterType = SCALAR_PARAMETER;
		ScalarParameterHandle parameter = (ScalarParameterHandle) param;
		this.fixedOrder = parameter.isFixedOrder( );
		if ( param.getLabelExpr( ) == null )
		{ // if no label expression was set, apply pattern to value column
			pattern = parameter.getPattern( );
		}
	}
	else
	{
		parameterType = FILTER_PARAMETER;
	}

	if ( !( parameterType == SCALAR_PARAMETER && fixedOrder )
			&& !alreadySorted && sortDirection != null )
	{
		boolean sortDirectionValue = DesignChoiceConstants.SORT_DIRECTION_ASC.equalsIgnoreCase( sortDirection );
		Comparator choiceComparator = new SelectionChoiceComparator( sortByLabel,
				pattern,
				sortDirectionValue,
				ulocale );
		this.comparator = new DistinctComparatorDecorator( choiceComparator,
				distinct );
	}
	this.converter = new ReportParameterConverter( pattern,
			ulocale,
			timezone );
}