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

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

  1. HOME
  2. Java
  3. org.apache.pdfbox
  4. org.apache.pdfbox.cos.*
  5. COSName
  6. PERMS

Introduction

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

Prototype

COSName PERMS

To view the source code for org.apache.pdfbox.cos COSName PERMS.

Click Source Link

Usage

From source file:com.formkiq.core.service.generator.pdfbox.SigUtils.java

License:Apache License

/**
 * Get the access permissions granted for this document in the DocMDP
 * transform parameters dictionary. Details are described in the table
 * "Entries in the DocMDP transform parameters dictionary" in the PDF
 * specification.//w w  w . ja va 2  s  .  c  o  m
 *
 * @param doc
 *            document.
 * @return the permission value. 0 means no DocMDP transform parameters
 *         dictionary exists. Other return values are 1, 2 or 3. 2 is also
 *         returned if the DocMDP transform parameters dictionary is found
 *         but did not contain a /P entry, or if the value is outside the
 *         valid range.
 */
public static int getMDPPermission(final PDDocument doc) {

    final int maxPerm = 3;
    COSBase base = doc.getDocumentCatalog().getCOSObject().getDictionaryObject(COSName.PERMS);
    if (base instanceof COSDictionary) {
        COSDictionary permsDict = (COSDictionary) base;
        base = permsDict.getDictionaryObject(COSName.DOCMDP);
        if (base instanceof COSDictionary) {
            COSDictionary signatureDict = (COSDictionary) base;
            base = signatureDict.getDictionaryObject("Reference");
            if (base instanceof COSArray) {
                COSArray refArray = (COSArray) base;
                for (int i = 0; i < refArray.size(); ++i) {
                    base = refArray.getObject(i);
                    if (base instanceof COSDictionary) {
                        COSDictionary sigRefDict = (COSDictionary) base;
                        if (COSName.DOCMDP.equals(sigRefDict.getDictionaryObject("TransformMethod"))) {
                            base = sigRefDict.getDictionaryObject("TransformParams");
                            if (base instanceof COSDictionary) {
                                COSDictionary dict = (COSDictionary) base;
                                int accessPermissions = dict.getInt(COSName.P, 2);
                                if (accessPermissions < 1 || accessPermissions > maxPerm) {
                                    accessPermissions = 2;
                                }
                                return accessPermissions;
                            }
                        }
                    }
                }
            }
        }
    }
    return 0;
}

From source file:com.formkiq.core.service.generator.pdfbox.SigUtils.java

License:Apache License

/**
 * Set the access permissions granted for this document in the DocMDP
 * transform parameters dictionary. Details are described in the table
 * "Entries in the DocMDP transform parameters dictionary" in the PDF
 * specification./* w w  w.  ja  v a2 s . c  om*/
 *
 * @param doc
 *            The document.
 * @param signature
 *            The signature object.
 * @param accessPermissions
 *            The permission value (1, 2 or 3).
 */
public static void setMDPPermission(final PDDocument doc, final PDSignature signature,
        final int accessPermissions) {

    COSDictionary sigDict = signature.getCOSObject();

    // DocMDP specific stuff
    COSDictionary transformParameters = new COSDictionary();
    transformParameters.setItem(COSName.TYPE, COSName.getPDFName("TransformParams"));
    transformParameters.setInt(COSName.P, accessPermissions);
    transformParameters.setName(COSName.V, "1.2");
    transformParameters.setNeedToBeUpdated(true);

    COSDictionary referenceDict = new COSDictionary();
    referenceDict.setItem(COSName.TYPE, COSName.getPDFName("SigRef"));
    referenceDict.setItem("TransformMethod", COSName.DOCMDP);
    referenceDict.setItem("DigestMethod", COSName.getPDFName("SHA1"));
    referenceDict.setItem("TransformParams", transformParameters);
    referenceDict.setNeedToBeUpdated(true);

    COSArray referenceArray = new COSArray();
    referenceArray.add(referenceDict);
    sigDict.setItem("Reference", referenceArray);
    referenceArray.setNeedToBeUpdated(true);

    // Catalog
    COSDictionary catalogDict = doc.getDocumentCatalog().getCOSObject();
    COSDictionary permsDict = new COSDictionary();
    catalogDict.setItem(COSName.PERMS, permsDict);
    permsDict.setItem(COSName.DOCMDP, signature);
    catalogDict.setNeedToBeUpdated(true);
    permsDict.setNeedToBeUpdated(true);
}

From source file:com.modemo.javase.signature.SigUtils.java

License:Apache License

/**
 * Get the access permissions granted for this document in the DocMDP transform parameters
 * dictionary. Details are described in the table "Entries in the DocMDP transform parameters
 * dictionary" in the PDF specification.
 *
 * @param doc document.//w ww  . j a va 2s  .  co m
 * @return the permission value. 0 means no DocMDP transform parameters dictionary exists. Other
 * return values are 1, 2 or 3. 2 is also returned if the DocMDP transform parameters dictionary
 * is found but did not contain a /P entry, or if the value is outside the valid range.
 */
public static int getMDPPermission(PDDocument doc) {
    COSBase base = doc.getDocumentCatalog().getCOSObject().getDictionaryObject(COSName.PERMS);
    if (base instanceof COSDictionary) {
        COSDictionary permsDict = (COSDictionary) base;
        base = permsDict.getDictionaryObject(COSName.DOCMDP);
        if (base instanceof COSDictionary) {
            COSDictionary signatureDict = (COSDictionary) base;
            base = signatureDict.getDictionaryObject("Reference");
            if (base instanceof COSArray) {
                COSArray refArray = (COSArray) base;
                for (int i = 0; i < refArray.size(); ++i) {
                    base = refArray.getObject(i);
                    if (base instanceof COSDictionary) {
                        COSDictionary sigRefDict = (COSDictionary) base;
                        if (COSName.DOCMDP.equals(sigRefDict.getDictionaryObject("TransformMethod"))) {
                            base = sigRefDict.getDictionaryObject("TransformParams");
                            if (base instanceof COSDictionary) {
                                COSDictionary transformDict = (COSDictionary) base;
                                int accessPermissions = transformDict.getInt(COSName.P, 2);
                                if (accessPermissions < 1 || accessPermissions > 3) {
                                    accessPermissions = 2;
                                }
                                return accessPermissions;
                            }
                        }
                    }
                }
            }
        }
    }
    return 0;
}

From source file:com.modemo.javase.signature.SigUtils.java

License:Apache License

/**
 * Set the access permissions granted for this document in the DocMDP transform parameters
 * dictionary. Details are described in the table "Entries in the DocMDP transform parameters
 * dictionary" in the PDF specification.
 *
 * @param doc The document./* w ww. j ava 2 s .c  om*/
 * @param signature The signature object.
 * @param accessPermissions The permission value (1, 2 or 3).
 */
static public void setMDPPermission(PDDocument doc, PDSignature signature, int accessPermissions) {
    COSDictionary sigDict = signature.getCOSObject();

    // DocMDP specific stuff
    COSDictionary transformParameters = new COSDictionary();
    transformParameters.setItem(COSName.TYPE, COSName.getPDFName("TransformParams"));
    transformParameters.setInt(COSName.P, accessPermissions);
    transformParameters.setName(COSName.V, "1.2");
    transformParameters.setNeedToBeUpdated(true);

    COSDictionary referenceDict = new COSDictionary();
    referenceDict.setItem(COSName.TYPE, COSName.getPDFName("SigRef"));
    referenceDict.setItem("TransformMethod", COSName.DOCMDP);
    referenceDict.setItem("DigestMethod", COSName.getPDFName("SHA1"));
    referenceDict.setItem("TransformParams", transformParameters);
    referenceDict.setNeedToBeUpdated(true);

    COSArray referenceArray = new COSArray();
    referenceArray.add(referenceDict);
    sigDict.setItem("Reference", referenceArray);
    referenceArray.setNeedToBeUpdated(true);

    // Catalog
    COSDictionary catalogDict = doc.getDocumentCatalog().getCOSObject();
    COSDictionary permsDict = new COSDictionary();
    catalogDict.setItem(COSName.PERMS, permsDict);
    permsDict.setItem(COSName.DOCMDP, signature);
    catalogDict.setNeedToBeUpdated(true);
    permsDict.setNeedToBeUpdated(true);
}

From source file:fixture.pdfboxeg.CreateSignatureBase.java

License:Apache License

/**
 * Get the access permissions granted for this document in the DocMDP transform parameters
 * dictionary. Details are described in the table "Entries in the DocMDP transform parameters
 * dictionary" in the PDF specification.
 *
 * @param doc document.//from  www .  jav a 2 s  .c om
 * @return the permission value. 0 means no DocMDP transform parameters dictionary exists. Other
 * return values are 1, 2 or 3. 2 is also returned if the DocMDP transform parameters dictionary
 * is found but did not contain a /P entry, or if the value is outside the valid range.
 */
public int getMDPPermission(PDDocument doc) {
    COSBase base = doc.getDocumentCatalog().getCOSObject().getDictionaryObject(COSName.PERMS);
    if (base instanceof COSDictionary) {
        COSDictionary permsDict = (COSDictionary) base;
        base = permsDict.getDictionaryObject(COSName.DOCMDP);
        if (base instanceof COSDictionary) {
            COSDictionary signatureDict = (COSDictionary) base;
            base = signatureDict.getDictionaryObject("Reference");
            if (base instanceof COSArray) {
                COSArray refArray = (COSArray) base;
                for (int i = 0; i < refArray.size(); ++i) {
                    base = refArray.getObject(i);
                    if (base instanceof COSDictionary) {
                        COSDictionary sigRefDict = (COSDictionary) base;
                        if (COSName.DOCMDP.equals(sigRefDict.getDictionaryObject("TransformMethod"))) {
                            base = sigRefDict.getDictionaryObject("TransformParams");
                            if (base instanceof COSDictionary) {
                                COSDictionary transformDict = (COSDictionary) base;
                                int accessPermissions = transformDict.getInt(COSName.P, 2);
                                if (accessPermissions < 1 || accessPermissions > 3) {
                                    accessPermissions = 2;
                                }
                                return accessPermissions;
                            }
                        }
                    }
                }
            }
        }
    }
    return 0;
}

From source file:fixture.pdfboxeg.CreateSignatureBase.java

License:Apache License

public void setMDPPermission(PDDocument doc, PDSignature signature, int accessPermissions) {
    COSDictionary sigDict = signature.getCOSObject();

    // DocMDP specific stuff
    COSDictionary transformParameters = new COSDictionary();
    transformParameters.setItem(COSName.TYPE, COSName.getPDFName("TransformParams"));
    transformParameters.setInt(COSName.P, accessPermissions);
    transformParameters.setName(COSName.V, "1.2");
    transformParameters.setNeedToBeUpdated(true);

    COSDictionary referenceDict = new COSDictionary();
    referenceDict.setItem(COSName.TYPE, COSName.getPDFName("SigRef"));
    referenceDict.setItem("TransformMethod", COSName.getPDFName("DocMDP"));
    referenceDict.setItem("DigestMethod", COSName.getPDFName("SHA1"));
    referenceDict.setItem("TransformParams", transformParameters);
    referenceDict.setNeedToBeUpdated(true);

    COSArray referenceArray = new COSArray();
    referenceArray.add(referenceDict);//  w  w w .jav a2 s.c  o  m
    sigDict.setItem("Reference", referenceArray);
    referenceArray.setNeedToBeUpdated(true);

    // Catalog
    COSDictionary catalogDict = doc.getDocumentCatalog().getCOSObject();
    COSDictionary permsDict = new COSDictionary();
    catalogDict.setItem(COSName.PERMS, permsDict);
    permsDict.setItem(COSName.DOCMDP, signature);
    catalogDict.setNeedToBeUpdated(true);
    permsDict.setNeedToBeUpdated(true);
}