org.apache.poi.ss.usermodel.CreationHelper Maven / Gradle / Ivy
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package org.apache.poi.ss.usermodel;
/**
* An object that handles instantiating concrete
* classes of the various instances one needs for
* HSSF and XSSF.
* Works around a major shortcoming in Java, where we
* can't have static methods on interfaces or abstract
* classes.
* This allows you to get the appropriate class for
* a given interface, without you having to worry
* about if you're dealing with HSSF or XSSF, despite
* Java being quite rubbish.
*/
public interface CreationHelper {
/**
* Creates a new RichTextString instance
* @param text The text to initialise the RichTextString with
*/
RichTextString createRichTextString(String text);
/**
* Creates a new DataFormat instance
*/
DataFormat createDataFormat();
/**
* Creates a new Hyperlink, of the given type
*/
Hyperlink createHyperlink(int type);
/**
* Creates FormulaEvaluator - an object that evaluates formula cells.
*
* @return a FormulaEvaluator instance
*/
FormulaEvaluator createFormulaEvaluator();
/**
* Creates a XSSF-style Color object, used for extended sheet
* formattings and conditional formattings
*/
ExtendedColor createExtendedColor();
ClientAnchor createClientAnchor();
}