Example usage for org.apache.pdfbox.cos COSName getPDFName

List of usage examples for org.apache.pdfbox.cos COSName getPDFName

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Introduction

In this page you can find the example usage for org.apache.pdfbox.cos COSName getPDFName.

Prototype

public static COSName getPDFName(String aName)

Source Link

Document

This will get a COSName object with that name.

Usage

From source file:net.padaf.preflight.graphics.XObjImageValidator.java

License:Apache License

protected void checkIntent(List<ValidationError> result) throws ValidationException {
    if (this.xobject.getItem(COSName.getPDFName("Intent")) != null) {
        String s = this.xobject.getNameAsString("Intent");
        if (!RenderingIntents.contains(s)) {
            result.add(new ValidationError(ERROR_GRAPHIC_UNEXPECTED_VALUE_FOR_KEY,
                    "Unexpected value '" + s + "' for Intent key in image"));
        }/*w  w w.  jav  a 2s . c o  m*/
    }
}

From source file:net.padaf.preflight.graphics.XObjImageValidator.java

License:Apache License

protected void checkColorSpaceAndImageMask(List<ValidationError> result) throws ValidationException {

    COSBase csImg = this.xobject.getItem(COSName.getPDFName(XOBJECT_DICTIONARY_KEY_COLOR_SPACE));
    COSBase bitsPerComp = this.xobject.getItem(COSName.getPDFName("BitsPerComponent"));
    COSBase mask = this.xobject.getItem(COSName.getPDFName("Mask"));

    if (isImageMaskTrue()) {
        if (csImg != null || mask != null) {
            result.add(new ValidationError(ERROR_GRAPHIC_UNEXPECTED_KEY,
                    "ImageMask entry is true, ColorSpace and Mask are forbidden."));
        }/* www .  j  a  va  2  s .  c  o  m*/

        Integer bitsPerCompValue = COSUtils.getAsInteger(bitsPerComp, cosDocument);
        if (bitsPerCompValue != 1) {
            result.add(new ValidationError(ERROR_GRAPHIC_UNEXPECTED_VALUE_FOR_KEY,
                    "ImageMask entry is true, BitsPerComponent must be 1."));
        }

    } else {
        ColorSpaceHelper csh = ColorSpaceHelperFactory.getColorSpaceHelper(csImg, handler,
                ColorSpaceRestriction.NO_PATTERN);
        csh.validate(result);
    }
}

From source file:net.padaf.preflight.graphics.XObjImageValidator.java

License:Apache License

private boolean isImageMaskTrue() {
    COSBase imgMask = this.xobject.getItem(COSName.getPDFName("ImageMask"));
    if (imgMask != null && imgMask instanceof COSBoolean) {
        return ((COSBoolean) imgMask).getValue();
    } else {/*  w  w w.  j  a va2 s  .co m*/
        return false;
    }
}

From source file:net.padaf.preflight.helpers.BookmarkValidationHelper.java

License:Apache License

/**
 * Return true if the Count entry is present in the given dictionary.
 * /* w ww .  j  a va 2s. co  m*/
 * @param outline
 * @return
 */
private boolean isCountEntryPresent(COSDictionary outline) {
    return outline.getItem(COSName.getPDFName("Count")) != null;
}

From source file:net.padaf.preflight.helpers.BookmarkValidationHelper.java

License:Apache License

/**
 * This method checks the inputItem dictionary and call the
 * exploreOutlineLevel method on the first child if it is not null.
 * /*from   www.  jav a  2  s.  c  o m*/
 * @param inputItem
 *          outline item to validate
 * @param handler
 *          The document handler which provides useful data for the level
 *          exploration (ex : access to the PDDocument)
 * @param result
 * @return
 * @throws ValidationException
 */
protected boolean validateItem(PDOutlineItem inputItem, DocumentHandler handler, List<ValidationError> result)
        throws ValidationException {
    boolean isValid = true;
    // ---- Dest entry isn't permitted if the A entry is present
    // A entry isn't permitted if the Dest entry is present
    // If the A enntry is present, the referenced actions is validated
    COSDictionary dictionary = inputItem.getCOSDictionary();
    COSBase dest = dictionary.getItem(COSName.getPDFName(DICTIONARY_KEY_DESTINATION));
    COSBase action = dictionary.getItem(COSName.getPDFName(DICTIONARY_KEY_ACTION));

    if (action != null && dest != null) {
        result.add(new ValidationError(ERROR_SYNTAX_TRAILER_OUTLINES_INVALID,
                "Dest entry isn't permitted if the A entry is present"));
        return false;
    } else if (action != null) {
        List<AbstractActionManager> actions = this.actionFact.getActions(dictionary,
                handler.getDocument().getDocument());
        for (AbstractActionManager act : actions) {
            isValid = isValid && act.valid(result);
        }
    } // else no specific validation

    // ---- check children
    PDOutlineItem fChild = inputItem.getFirstChild();
    if (fChild != null) {
        if (!isCountEntryPresent(inputItem.getCOSDictionary())) {
            result.add(new ValidationError(ERROR_SYNTAX_TRAILER_OUTLINES_INVALID,
                    "Outline item doesn't have Count entry but has at least one descendant."));
            isValid = false;
        } else {
            // ---- there are some descendants, so dictionary must have a Count
            // entry
            isValid = isValid && exploreOutlineLevel(fChild, handler, result);
        }
    }

    return isValid;
}

From source file:net.padaf.preflight.helpers.CatalogValidationHelper.java

License:Apache License

/**
 * A Catalog shall not contain the OCPProperties (Optional Content Properties)
 * entry./* ww w  .  ja v  a 2 s.co m*/
 * 
 * @param handler
 * @param catalog
 * @param result
 * @throws ValidationException
 */
protected void validateOCProperties(DocumentHandler handler, PDDocumentCatalog catalog,
        List<ValidationError> result) throws ValidationException {
    COSBase ocp = catalog.getCOSDictionary()
            .getItem(COSName.getPDFName(DOCUMENT_DICTIONARY_KEY_OPTIONAL_CONTENTS));
    if (ocp != null) {
        result.add(new ValidationError(ERROR_SYNTAX_TRAILER_CATALOG_OCPROPERTIES,
                "A Catalog shall not contain the OCPProperties entry."));
    }
}

From source file:net.padaf.preflight.helpers.CatalogValidationHelper.java

License:Apache License

/**
 * This method checks the content of each OutputIntent. The S entry must
 * contain GTS_PDFA1. The DestOuputProfile must contain a valid ICC Profile
 * Stream./*from   ww w  . j  a  v a 2  s  .  c  om*/
 * 
 * If there are more than one OutputIntent, they have to use the same ICC
 * Profile.
 * 
 * This method returns a list of ValidationError. It is empty if no errors
 * have been found.
 * 
 * @param handler
 * @return
 * @throws ValidationException
 */
public List<ValidationError> validateOutputIntent(DocumentHandler handler) throws ValidationException {
    List<ValidationError> result = new ArrayList<ValidationError>(0);
    PDDocument pdDocument = handler.getDocument();
    PDDocumentCatalog catalog = pdDocument.getDocumentCatalog();
    COSDocument cDoc = pdDocument.getDocument();

    COSBase cBase = catalog.getCOSDictionary()
            .getItem(COSName.getPDFName(DOCUMENT_DICTIONARY_KEY_OUTPUT_INTENTS));
    COSArray outputIntents = COSUtils.getAsArray(cBase, cDoc);

    Map<COSObjectKey, Boolean> tmpDestOutputProfile = new HashMap<COSObjectKey, Boolean>();

    for (int i = 0; outputIntents != null && i < outputIntents.size(); ++i) {
        COSDictionary dictionary = COSUtils.getAsDictionary(outputIntents.get(i), cDoc);

        if (dictionary == null) {

            result.add(new ValidationError(ERROR_GRAPHIC_OUTPUT_INTENT_INVALID_ENTRY,
                    "OutputIntent object is null or isn't a dictionary"));

        } else {
            // ---- S entry is mandatory and must be equals to GTS_PDFA1
            String sValue = dictionary.getNameAsString(COSName.getPDFName(OUTPUT_INTENT_DICTIONARY_KEY_S));
            if (!OUTPUT_INTENT_DICTIONARY_VALUE_GTS_PDFA1.equals(sValue)) {
                result.add(new ValidationError(ERROR_GRAPHIC_OUTPUT_INTENT_S_VALUE_INVALID,
                        "The S entry of the OutputIntent isn't GTS_PDFA1"));
                continue;
            }

            // ---- OutputConditionIdentifier is a mandatory field
            String outputConditionIdentifier = dictionary
                    .getString(COSName.getPDFName(OUTPUT_INTENT_DICTIONARY_KEY_OUTPUT_CONDITION_IDENTIFIER));
            if (outputConditionIdentifier == null || "".equals(outputConditionIdentifier)) {
                result.add(new ValidationError(ERROR_GRAPHIC_OUTPUT_INTENT_INVALID_ENTRY,
                        "The OutputIntentCondition is missing"));
                continue;
            }

            // ---- If OutputConditionIdentifier is "Custom" :
            // ---- DestOutputProfile and Info are mandatory
            // ---- DestOutputProfile must be a ICC Profile

            // ---- Because of PDF/A conforming file needs to specify the color
            // characteristics, the DestOutputProfile
            // is checked even if the OutputConditionIdentifier isn't "Custom"
            COSBase dop = dictionary
                    .getItem(COSName.getPDFName(OUTPUT_INTENT_DICTIONARY_KEY_DEST_OUTPUT_PROFILE));
            ValidationError valer = validateICCProfile(dop, cDoc, tmpDestOutputProfile, handler);
            if (valer != null) {
                result.add(valer);
                continue;
            }

            if (OUTPUT_INTENT_DICTIONARY_VALUE_OUTPUT_CONDITION_IDENTIFIER_CUSTOM
                    .equals(outputConditionIdentifier)) {
                String info = dictionary.getString(COSName.getPDFName(OUTPUT_INTENT_DICTIONARY_KEY_INFO));
                if (info == null || "".equals(info)) {
                    result.add(new ValidationError(ERROR_GRAPHIC_OUTPUT_INTENT_INVALID_ENTRY,
                            "The Info entry of a OutputIntent dictionary is missing"));
                    continue;
                }
            }
        }
    }
    return result;
}

From source file:net.padaf.preflight.helpers.FileSpecificationValidationHelper.java

License:Apache License

@Override
public List<ValidationError> innerValidate(DocumentHandler handler) throws ValidationException {
    List<ValidationError> result = new ArrayList<ValidationError>(0);
    PDDocument pdfDoc = handler.getDocument();
    COSDocument cDoc = pdfDoc.getDocument();

    List<?> lCOSObj = cDoc.getObjects();
    for (Object o : lCOSObj) {
        COSObject cObj = (COSObject) o;/*from w ww . j  a  v a 2 s  . c om*/

        // ---- If this object represents a Stream
        // The Dictionary must contain the Length key
        COSBase cBase = cObj.getObject();
        if (cBase instanceof COSDictionary) {
            COSDictionary dic = (COSDictionary) cBase;
            String type = dic.getNameAsString(COSName.getPDFName(DICTIONARY_KEY_TYPE));
            if (FILE_SPECIFICATION_VALUE_TYPE.equals(type)) {
                // ---- It is a file specification
                result.addAll(validateFileSpecification(handler, cObj));
            }
        }
    }
    return result;
}

From source file:net.padaf.preflight.helpers.FileSpecificationValidationHelper.java

License:Apache License

/**
 * Validate a FileSpec dictionary, a FileSpec dictionary mustn't have the EF
 * (EmbeddedFile) entry./*from  w  w w  .  j a  va  2  s .  c o  m*/
 * 
 * @param handler
 *          The document handler
 * @param cObj
 *          the FileSpec Dictionary
 * @return
 */
public List<ValidationError> validateFileSpecification(DocumentHandler handler, COSObject cObj) {
    List<ValidationError> result = new ArrayList<ValidationError>(0);
    COSDictionary fileSpec = (COSDictionary) cObj.getObject();

    // ---- Check dictionary entries
    // ---- Only the EF entry is forbidden
    if (fileSpec.getItem(COSName.getPDFName(FILE_SPECIFICATION_KEY_EMBEDDED_FILE)) != null) {
        result.add(new ValidationError(ERROR_SYNTAX_EMBEDDED_FILES,
                "EmbeddedFile entry is present in a FileSpecification dictionary"));
    }

    return result;
}

From source file:net.padaf.preflight.helpers.FontValidationHelper.java

License:Apache License

@Override
public List<ValidationError> innerValidate(DocumentHandler handler) throws ValidationException {
    List<ValidationError> result = new ArrayList<ValidationError>(0);
    PDDocument pdfDoc = handler.getDocument();
    COSDocument cDoc = pdfDoc.getDocument();

    List<?> lCOSObj = cDoc.getObjects();

    List<FontValidator> lType3 = new ArrayList<FontValidator>();

    for (Object o : lCOSObj) {
        COSObject cObj = (COSObject) o;/*ww  w . j a v a2 s. c o  m*/

        // If this object represents a Stream, the Dictionary must contain the
        // Length key
        COSBase cBase = cObj.getObject();
        if (cBase instanceof COSDictionary) {
            COSDictionary dic = (COSDictionary) cBase;
            String type = dic.getNameAsString(COSName.getPDFName(DICTIONARY_KEY_TYPE));
            if (type != null && FONT_DICTIONARY_VALUE_FONT.equals(type)) {
                FontValidator fontVal = fontValidationFactory.getFontValidator(cObj, handler);
                if (fontVal instanceof Type3FontValidator) {
                    lType3.add(fontVal);
                } else {
                    validateFont(handler, fontVal, result);
                }
            }
        }
    }

    // ---- Type 3 can contain other font, so type 3 are validated at the end.
    for (FontValidator t3FontVal : lType3) {
        validateFont(handler, t3FontVal, result);
    }

    return result;
}