Examples with COSString com.tom_roush.pdfbox.cos.COSString used on opensource projects

Example 21 with COSString

use of com.tom_roush.pdfbox.cos.COSString in project PdfBox-Android by TomRoush.

the class PDEncryption method getOwnerKey.

/**
 * This will get the O entry in the standard encryption dictionary.
 *
 * @return A 32 byte array or null if there is no owner key.
 *
 * @throws IOException If there is an error accessing the data.
 */
public byte[] getOwnerKey() throws IOException {
    byte[] o = null;
    COSString owner = (COSString) dictionary.getDictionaryObject(COSName.O);
    if (owner != null) {
        o = owner.getBytes();
    }
    return o;
}

Example 22 with COSString

use of com.tom_roush.pdfbox.cos.COSString in project PdfBox-Android by TomRoush.

the class PDEncryption method getUserEncryptionKey.

/**
 * This will get the UE entry in the standard encryption dictionary.
 *
 * @return A 32 byte array or null if there is no user encryption key.
 *
 * @throws IOException If there is an error accessing the data.
 */
public byte[] getUserEncryptionKey() throws IOException {
    byte[] ue = null;
    COSString userEncryptionKey = (COSString) dictionary.getDictionaryObject(COSName.UE);
    if (userEncryptionKey != null) {
        ue = userEncryptionKey.getBytes();
    }
    return ue;
}

Example 23 with COSString

use of com.tom_roush.pdfbox.cos.COSString in project PdfBox-Android by TomRoush.

the class PDEncryption method setRecipients.

/**
 * This will set the Recipients field of the dictionary. This field contains an array
 * of string.
 * @param recipients the array of bytes arrays to put in the Recipients field.
 * @throws IOException If there is an error setting the data.
 */
public void setRecipients(byte[][] recipients) throws IOException {
    COSArray array = new COSArray();
    for (byte[] recipient : recipients) {
        COSString recip = new COSString(recipient);
        array.add(recip);
    }
    dictionary.setItem(COSName.RECIPIENTS, array);
    array.setDirect(true);
}

Example 24 with COSString

use of com.tom_roush.pdfbox.cos.COSString in project PdfBox-Android by TomRoush.

the class PDEncryption method getUserKey.

/**
 * This will get the U entry in the standard encryption dictionary.
 *
 * @return A 32 byte array or null if there is no user key.
 *
 * @throws IOException If there is an error accessing the data.
 */
public byte[] getUserKey() throws IOException {
    byte[] u = null;
    COSString user = (COSString) dictionary.getDictionaryObject(COSName.U);
    if (user != null) {
        u = user.getBytes();
    }
    return u;
}

Example 25 with COSString

use of com.tom_roush.pdfbox.cos.COSString in project PdfBox-Android by TomRoush.

the class PDEncryption method getPerms.

/**
 * Get the Perms entry in the encryption dictionary.
 *
 * @return A 16 byte array or null if there is no Perms entry.
 *
 * @throws IOException If there is an error accessing the data.
 */
public byte[] getPerms() throws IOException {
    byte[] perms = null;
    COSString permsCosString = (COSString) dictionary.getDictionaryObject(COSName.PERMS);
    if (permsCosString != null) {
        perms = permsCosString.getBytes();
    }
    return perms;
}