Example usage for org.apache.poi.openxml4j.opc PackagePart getRelatedPart

Introduction

In this page you can find the example usage for org.apache.poi.openxml4j.opc PackagePart getRelatedPart.

Prototype

public PackagePart getRelatedPart(PackageRelationship rel) throws InvalidFormatException 

Source Link

Document

Get the PackagePart that is the target of a relationship.

Usage

From source file:mj.ocraptor.extraction.tika.parser.microsoft.ooxml.AbstractOOXMLExtractor.java

License:Apache License

private void handleEmbeddedParts(ContentHandler handler) throws TikaException, IOException, SAXException {
    try {//from www.  jav a 2s  .c o m
        for (PackagePart source : getMainDocumentParts()) {
            for (PackageRelationship rel : source.getRelationships()) {

                URI sourceURI = rel.getSourceURI();
                String sourceDesc;
                if (sourceURI != null) {
                    sourceDesc = getJustFileName(sourceURI.getPath());
                    if (sourceDesc.startsWith("slide")) {
                        sourceDesc += "_";
                    } else {
                        sourceDesc = "";
                    }
                } else {
                    sourceDesc = "";
                }
                if (rel.getTargetMode() == TargetMode.INTERNAL) {
                    PackagePart target;

                    try {
                        target = source.getRelatedPart(rel);
                    } catch (IllegalArgumentException ex) {
                        continue;
                    }

                    String type = rel.getRelationshipType();
                    if (RELATION_OLE_OBJECT.equals(type) && TYPE_OLE_OBJECT.equals(target.getContentType())) {
                        handleEmbeddedOLE(target, handler, sourceDesc + rel.getId());
                    } else if (RELATION_AUDIO.equals(type) || RELATION_IMAGE.equals(type)
                            || RELATION_PACKAGE.equals(type) || RELATION_OLE_OBJECT.equals(type)) {
                        handleEmbeddedFile(target, handler, sourceDesc + rel.getId());
                    }
                }
            }
        }
    } catch (InvalidFormatException e) {
        throw new TikaException("Broken OOXML file", e);
    }
}

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From source file:org.apache.tika.parser.microsoft.ooxml.SXSLFPowerPointExtractorDecorator.java

License:Apache License

/**
 * This should handle the comments, master, notes, etc
 *
 * @param contentType/*from w  w  w .jav  a2 s. c om*/
 * @param xhtmlClassLabel
 * @param parentPart
 * @param contentHandler
 */
private void handleBasicRelatedParts(String contentType, String xhtmlClassLabel, PackagePart parentPart,
        ContentHandler contentHandler) throws SAXException {

    PackageRelationshipCollection relatedPartPRC = null;

    try {
        relatedPartPRC = parentPart.getRelationshipsByType(contentType);
    } catch (InvalidFormatException e) {
        //swallow
    }
    if (relatedPartPRC != null && relatedPartPRC.size() > 0) {
        AttributesImpl attributes = new AttributesImpl();

        attributes.addAttribute("", "class", "class", "CDATA", xhtmlClassLabel);
        contentHandler.startElement("", "div", "div", attributes);
        for (int i = 0; i < relatedPartPRC.size(); i++) {
            PackageRelationship relatedPartPackageRelationship = relatedPartPRC.getRelationship(i);
            try {
                PackagePart relatedPartPart = parentPart.getRelatedPart(relatedPartPackageRelationship);
                try (InputStream stream = relatedPartPart.getInputStream()) {
                    context.getSAXParser().parse(stream,
                            new OfflineContentHandler(new EmbeddedContentHandler(contentHandler)));

                } catch (IOException | TikaException e) {
                    //do something with this
                }

            } catch (InvalidFormatException e) {
            }
        }
        contentHandler.endElement("", "div", "div");
    }

}

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From source file:org.apache.tika.parser.microsoft.ooxml.SXWPFWordExtractorDecorator.java

License:Apache License

private void handleDocumentPart(PackagePart documentPart, XHTMLContentHandler xhtml)
        throws IOException, SAXException {
    //load the numbering/list manager and styles from the main document part
    XWPFNumbering numbering = loadNumbering(documentPart);
    XWPFListManager listManager = new XWPFListManager(numbering);
    XWPFStylesShim styles = loadStyles(documentPart);

    //headers/*from www  .j a  v  a2  s  . c  om*/
    try {
        PackageRelationshipCollection headersPRC = documentPart
                .getRelationshipsByType(XWPFRelation.HEADER.getRelation());
        if (headersPRC != null) {
            for (int i = 0; i < headersPRC.size(); i++) {
                PackagePart header = documentPart.getRelatedPart(headersPRC.getRelationship(i));
                handlePart(header, styles, listManager, xhtml);
            }
        }
    } catch (InvalidFormatException e) {
        //swallow
    }

    //main document
    handlePart(documentPart, styles, listManager, xhtml);

    //for now, just dump other components at end
    for (XWPFRelation rel : new XWPFRelation[] { XWPFRelation.FOOTNOTE, XWPFRelation.COMMENT,
            XWPFRelation.FOOTER, XWPFRelation.ENDNOTE }) {
        try {
            PackageRelationshipCollection prc = documentPart.getRelationshipsByType(rel.getRelation());
            if (prc != null) {
                for (int i = 0; i < prc.size(); i++) {
                    PackagePart packagePart = documentPart.getRelatedPart(prc.getRelationship(i));
                    handlePart(packagePart, styles, listManager, xhtml);
                }
            }
        } catch (InvalidFormatException e) {
            //swallow
        }
    }
}

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From source file:org.apache.tika.parser.microsoft.ooxml.SXWPFWordExtractorDecorator.java

License:Apache License

private XWPFStylesShim loadStyles(PackagePart packagePart) {
    try {//from w  ww .j  a  v a  2s  .  c  om
        PackageRelationshipCollection stylesParts = packagePart
                .getRelationshipsByType(XWPFRelation.STYLES.getRelation());
        if (stylesParts.size() > 0) {
            PackageRelationship stylesRelationShip = stylesParts.getRelationship(0);
            if (stylesRelationShip == null) {
                return null;
            }
            PackagePart stylesPart = packagePart.getRelatedPart(stylesRelationShip);
            if (stylesPart == null) {
                return null;
            }

            return new XWPFStylesShim(stylesPart, context);
        }
    } catch (OpenXML4JException e) {
        //swallow
    }
    return null;

}

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From source file:org.apache.tika.parser.microsoft.ooxml.SXWPFWordExtractorDecorator.java

License:Apache License

private XWPFNumbering loadNumbering(PackagePart packagePart) {
    try {/*from  w  w  w.j a  va 2 s .c om*/
        PackageRelationshipCollection numberingParts = packagePart
                .getRelationshipsByType(XWPFRelation.NUMBERING.getRelation());
        if (numberingParts.size() > 0) {
            PackageRelationship numberingRelationShip = numberingParts.getRelationship(0);
            if (numberingRelationShip == null) {
                return null;
            }
            PackagePart numberingPart = packagePart.getRelatedPart(numberingRelationShip);
            if (numberingPart == null) {
                return null;
            }
            return new XWPFNumberingShim(numberingPart);
        }
    } catch (IOException | OpenXML4JException e) {
        //swallow
    }
    return null;
}

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From source file:org.apache.tika.parser.microsoft.ooxml.SXWPFWordExtractorDecorator.java

License:Apache License

private void addRelatedParts(PackagePart documentPart, List<PackagePart> relatedParts) {
    for (String relation : MAIN_PART_RELATIONS) {
        PackageRelationshipCollection prc = null;
        try {/*from  w  w  w.j av  a 2  s .c o m*/
            prc = documentPart.getRelationshipsByType(relation);
            if (prc != null) {
                for (int i = 0; i < prc.size(); i++) {
                    PackagePart packagePart = documentPart.getRelatedPart(prc.getRelationship(i));
                    relatedParts.add(packagePart);
                }
            }
        } catch (InvalidFormatException e) {
        }
    }

}

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From source file:org.apache.tika.parser.microsoft.ooxml.xwpf.XWPFEventBasedWordExtractor.java

License:Apache License

private void handleDocumentPart(PackagePart documentPart, StringBuilder sb) throws IOException, SAXException {
    //load the numbering/list manager and styles from the main document part
    XWPFNumbering numbering = loadNumbering(documentPart);
    XWPFListManager xwpfListManager = new XWPFListManager(numbering);
    //TODO: XWPFStyles styles = loadStyles(documentPart);

    //headers//from   w w w  . j av  a2  s.  c  o m
    try {
        PackageRelationshipCollection headersPRC = documentPart
                .getRelationshipsByType(XWPFRelation.HEADER.getRelation());
        if (headersPRC != null) {
            for (int i = 0; i < headersPRC.size(); i++) {
                PackagePart header = documentPart.getRelatedPart(headersPRC.getRelationship(i));
                handlePart(header, xwpfListManager, sb);
            }
        }
    } catch (InvalidFormatException e) {
        //swallow
    }

    //main document
    handlePart(documentPart, xwpfListManager, sb);

    //for now, just dump other components at end
    for (XWPFRelation rel : new XWPFRelation[] { XWPFRelation.FOOTNOTE, XWPFRelation.COMMENT,
            XWPFRelation.FOOTER, XWPFRelation.ENDNOTE }) {
        try {
            PackageRelationshipCollection prc = documentPart.getRelationshipsByType(rel.getRelation());
            if (prc != null) {
                for (int i = 0; i < prc.size(); i++) {
                    PackagePart packagePart = documentPart.getRelatedPart(prc.getRelationship(i));
                    handlePart(packagePart, xwpfListManager, sb);
                }
            }
        } catch (InvalidFormatException e) {
            //swallow
        }
    }
}

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