TypeConverterFactory.java

package org.atdl4j.data;

import java.math.BigDecimal;
import java.math.BigInteger;

import javax.xml.datatype.XMLGregorianCalendar;

import org.atdl4j.data.converter.BooleanConverter;
import org.atdl4j.data.converter.DateTimeConverter;
import org.atdl4j.data.converter.DecimalConverter;
import org.atdl4j.data.converter.IntegerConverter;
import org.atdl4j.data.converter.StringConverter;
import org.atdl4j.fixatdl.core.BooleanT;
import org.atdl4j.fixatdl.core.CharT;
import org.atdl4j.fixatdl.core.CurrencyT;
import org.atdl4j.fixatdl.core.DataT;
import org.atdl4j.fixatdl.core.ExchangeT;
import org.atdl4j.fixatdl.core.IntT;
import org.atdl4j.fixatdl.core.LengthT;
import org.atdl4j.fixatdl.core.LocalMktDateT;
import org.atdl4j.fixatdl.core.MonthYearT;
import org.atdl4j.fixatdl.core.MultipleCharValueT;
import org.atdl4j.fixatdl.core.MultipleStringValueT;
import org.atdl4j.fixatdl.core.NumInGroupT;
import org.atdl4j.fixatdl.core.NumericT;
import org.atdl4j.fixatdl.core.ParameterT;
import org.atdl4j.fixatdl.core.SeqNumT;
import org.atdl4j.fixatdl.core.StringT;
import org.atdl4j.fixatdl.core.TagNumT;
import org.atdl4j.fixatdl.core.UTCDateOnlyT;
import org.atdl4j.fixatdl.core.UTCTimeOnlyT;
import org.atdl4j.fixatdl.core.UTCTimestampT;
import org.atdl4j.fixatdl.layout.CheckBoxListT;
import org.atdl4j.fixatdl.layout.CheckBoxT;
import org.atdl4j.fixatdl.layout.ClockT;
import org.atdl4j.fixatdl.layout.ControlT;
import org.atdl4j.fixatdl.layout.DoubleSpinnerT;
import org.atdl4j.fixatdl.layout.DropDownListT;
import org.atdl4j.fixatdl.layout.EditableDropDownListT;
import org.atdl4j.fixatdl.layout.HiddenFieldT;
import org.atdl4j.fixatdl.layout.LabelT;
import org.atdl4j.fixatdl.layout.MultiSelectListT;
import org.atdl4j.fixatdl.layout.RadioButtonListT;
import org.atdl4j.fixatdl.layout.RadioButtonT;
import org.atdl4j.fixatdl.layout.SingleSelectListT;
import org.atdl4j.fixatdl.layout.SingleSpinnerT;
import org.atdl4j.fixatdl.layout.SliderT;
import org.atdl4j.fixatdl.layout.TextFieldT;

/*
 * NumericT subclasses
 import org.atdl4j.fixatdl.core.AmtT;
 import org.atdl4j.fixatdl.core.FloatT;
 import org.atdl4j.fixatdl.core.PercentageT;
 import org.atdl4j.fixatdl.core.PriceT;
 import org.atdl4j.fixatdl.core.PriceOffsetT;
 import org.atdl4j.fixatdl.core.QtyT;
 */

/**
 * Factory that creates the appropriate ParameterTypeConveter depending on the parameter
 * or creates the appropriate ControlTypeConveter depending upon the control type.
 * 
 * Note that all UI widgets in ATDL are strongly typed.
 * 
 */
public class TypeConverterFactory
{

	/*
	 * Create adapter based on ParameterT
	 */
	public ParameterTypeConverter<?> createParameterTypeConverter(ParameterT parameter)
	{
		if ( parameter instanceof StringT || parameter instanceof CharT || parameter instanceof MultipleCharValueT
				|| parameter instanceof MultipleStringValueT || parameter instanceof CurrencyT || parameter instanceof ExchangeT
				|| parameter instanceof DataT )
		{
			return new StringConverter( parameter );
		}
		else if ( parameter instanceof NumericT )
		{
			return new DecimalConverter( parameter ); // Float field
		}
		else if ( parameter instanceof IntT || parameter instanceof NumInGroupT || parameter instanceof SeqNumT || parameter instanceof TagNumT
				|| parameter instanceof LengthT )
		{
			return new IntegerConverter( parameter ); // Integer field
		}
		else if ( parameter instanceof BooleanT )
		{
			return new BooleanConverter( (BooleanT) parameter );
		}
		else if ( parameter instanceof MonthYearT || parameter instanceof UTCTimestampT || parameter instanceof UTCTimeOnlyT
				|| parameter instanceof LocalMktDateT || parameter instanceof UTCDateOnlyT )
		{
			return new DateTimeConverter( parameter );
		}
		else
		{
			throw new IllegalArgumentException( "Unsupported ParameterT type: " + parameter.getClass().getName() );
		}
	}

	/*
	 * Create adapter based on ControlT (native type for each control)
	 */
	public ControlTypeConverter<?> createControlTypeConverter(ControlT control, ParameterTypeConverter<?> aParameterTypeConverter)
	{
		if ( control instanceof TextFieldT || control instanceof SingleSelectListT || control instanceof MultiSelectListT
				|| control instanceof CheckBoxListT || control instanceof DropDownListT || control instanceof EditableDropDownListT
				|| control instanceof RadioButtonListT || control instanceof HiddenFieldT || control instanceof LabelT )
		{
			return new StringConverter( aParameterTypeConverter );
		}
		else if ( control instanceof SliderT )
		{
			return new StringConverter( aParameterTypeConverter );
		}
		else if ( control instanceof SingleSpinnerT || control instanceof DoubleSpinnerT )
		{
			return new DecimalConverter( aParameterTypeConverter );
		}
		else if ( control instanceof CheckBoxT || control instanceof RadioButtonT )
		{
			return new BooleanConverter( aParameterTypeConverter );
		}
		else if ( control instanceof ClockT )
		{
			return new DateTimeConverter( aParameterTypeConverter );
		}
		else
		{
			throw new IllegalArgumentException( "Unsupported ControlT type: " + control.getClass().getName() );
		}
	}
	

    /*
     * Returns an Object that is an instanceof the Parameter's base data type
     * (eg String, BigDecimal, DateTime, etc)
     */
    // 3/12/2010 Scott Atwell added
    public Class<?> getParameterDatatype(ParameterT aParameter) {
	if (aParameter instanceof StringT || aParameter instanceof CharT
		|| aParameter instanceof MultipleCharValueT
		|| aParameter instanceof MultipleStringValueT
		|| aParameter instanceof CurrencyT
		|| aParameter instanceof ExchangeT
		|| aParameter instanceof DataT) {
	    return String.class;
	} else if (aParameter instanceof NumericT) {
	    return BigDecimal.class; // Float field
	} else if (aParameter instanceof IntT
		|| aParameter instanceof NumInGroupT
		|| aParameter instanceof SeqNumT
		|| aParameter instanceof TagNumT
		|| aParameter instanceof LengthT) {
	    return BigInteger.class; // Integer field
	} else if (aParameter instanceof BooleanT) {
	    return Boolean.class;
	} else if (aParameter instanceof MonthYearT) {
	    return String.class;
	} else if (aParameter instanceof UTCTimestampT
		|| aParameter instanceof UTCTimeOnlyT
		|| aParameter instanceof LocalMktDateT
		|| aParameter instanceof UTCDateOnlyT) {
	    return XMLGregorianCalendar.class;
	} else {
	    throw new IllegalArgumentException("Unsupported ParameterT type: "
		    + aParameter.getClass().getName());
	}
    }
}