Example usage for org.apache.poi.openxml4j.opc OPCPackage getRelationships

Introduction

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

Prototype

@Override
public PackageRelationshipCollection getRelationships() 

Source Link

Document

Retrieves all package relationships.

Usage

From source file:org.roda.common.certification.OOXMLSignatureUtils.java

public static void runDigitalSignatureStrip(Path input, Path output)
        throws IOException, InvalidFormatException {

    CopyOption[] copyOptions = new CopyOption[] { StandardCopyOption.REPLACE_EXISTING };
    Files.copy(input, output, copyOptions);
    OPCPackage pkg = OPCPackage.open(output.toString(), PackageAccess.READ_WRITE);

    ArrayList<PackagePart> pps = pkg.getPartsByContentType(SIGN_CONTENT_TYPE_OOXML);
    for (PackagePart pp : pps) {
        pkg.removePart(pp);//  w  w w.j  a va2 s  .  c om
    }

    ArrayList<PackagePart> ppct = pkg.getPartsByRelationshipType(SIGN_REL_TYPE_OOXML);
    for (PackagePart pp : ppct) {
        pkg.removePart(pp);
    }

    for (PackageRelationship r : pkg.getRelationships()) {
        if (r.getRelationshipType().equals(SIGN_REL_TYPE_OOXML)) {
            pkg.removeRelationship(r.getId());
        }
    }

    pkg.close();
}

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