Bug 177691 Support Date/Time type in BIRT.
We plan to support Date/Time type in BIRT. Please refer to attached document/patch file for necessary info.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/api/util/ParameterValidationUtil.java
BooleanPropertyType.BOOLEAN_FALSE_RESOURCE_KEY );
		}
		else if ( value instanceof String )
		{
			StringFormatter formatter = new StringFormatter( DEFAULT_LOCALE );
			formatter.setTrim( false );
			return formatter.format( (String) value );
		}
		else
		{
			StringFormatter formatter = new StringFormatter( DEFAULT_LOCALE );
			formatter.setTrim( false );
			return formatter.format( value.toString( ) );
		}
	}
	/**
	 * Gets the display string for the value with the given data type, format,
	 * locale. The value must be the valid data type. That is:
	 * 
	 * <ul>
	 * <li>if data type is <code>PARAM_TYPE_DATETIME</code>, then the value
	 * must be <code>java.util.Date<code>.</li>
	 * <li>if the data type is <code>PARAM_TYPE_FLOAT</code>, then the value must
	 * be <code>java.lang.Double</code>.</li>
	 * <li>if the data type is <code>PARAM_TYPE_DECIMAL</code>, then the value must
	 * be <code>java.math.BigDecimal</code>.</li>
	 * <li>if the data type is <code>PARAM_TYPE_BOOLEAN</code>, then the value must
	 * be <code>java.lang.Boolean</code>.</li>
	 * <li>if the data type is <code>PARAM_TYPE_STRING</code>, then the value must
	 * be <code>java.lang.String</code>.</li>