Example usage for com.lowagie.text.pdf AcroFields getAppearanceStates

Introduction

In this page you can find the example usage for com.lowagie.text.pdf AcroFields getAppearanceStates.

Prototype

public String[] getAppearanceStates(String fieldName) 

Source Link

Document

Gets the list of appearance names.

Usage

From source file:oscar.form.pharmaForms.formBPMH.pdf.PDFController.java

License:Open Source License

/**
 * Read the smart tags off of a pdf document and use them to 
 * extract the property values from a POJO Object.
 * /*from  w w w .j av  a 2s.  c o  m*/
 * Assuming that the pdf input path has been preset.
 * 
 * @param data : data object that contains data.
 */
@SuppressWarnings({ "rawtypes", "unchecked" })
private void addDataToPDF() {

    AcroFields acroFields = getStamper().getAcroFields();
    Map acroFieldsMap = acroFields.getFields();
    Iterator<String> acroFieldsIt = acroFieldsMap.keySet().iterator();
    String replaceWith = "";
    String key = "";
    String cleanKey = "";
    int fieldType;
    String[] appStates;
    AcroFields.Item acroField;
    PdfDictionary annots;
    Iterator itannots;

    while (acroFieldsIt.hasNext()) {

        key = acroFieldsIt.next().toString();
        cleanKey = key.replaceAll(STRING_FILTER, "");
        fieldType = acroFields.getFieldType(key);
        appStates = acroFields.getAppearanceStates(key);
        acroField = (Item) acroFieldsMap.get(key);
        annots = acroField.getWidget(0);

        _Logger.debug("Field Type: " + cleanKey + " = " + fieldType);

        itannots = annots.getKeys().iterator();
        while (itannots.hasNext()) {
            PdfName annotKey = (PdfName) itannots.next();
            _Logger.debug("ANNOT KEY: " + annotKey);
            _Logger.debug("ANNOT VALUE: " + annots.get(annotKey));
        }

        if (appStates.length > 0) {
            for (int i = 0; appStates.length > i; i++) {
                _Logger.debug("APPEARANCE STATE: " + appStates[i]);
            }
        }

        replaceWith = invokeValue(cleanKey);

        //count the characters and compare to limit.
        //         if(fieldType == AcroFields.FIELD_TYPE_TEXT) {
        //            replaceWith = contentSplicer(replaceWith, 30);
        //         }

        try {

            _Logger.debug("Replacement Key and Value: Key = " + cleanKey + " Value = " + replaceWith);

            acroFields.setField(cleanKey, replaceWith);

        } catch (IOException e) {
            _Logger.log(Level.FATAL,
                    "Failed to set method " + cleanKey + " with value " + replaceWith + " into PDF document",
                    e);
        } catch (DocumentException e) {
            _Logger.log(Level.FATAL,
                    "Failed to set method " + cleanKey + " with value " + replaceWith + " into PDF document",
                    e);
        }

    }

}

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