org.apache.pdfbox.pdmodel.interactive.digitalsignature.PDSeedValueMDP Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of pdfbox Show documentation
Show all versions of pdfbox Show documentation
The Apache PDFBox library is an open source Java tool for working with PDF documents.
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.pdfbox.pdmodel.interactive.digitalsignature;
import org.apache.pdfbox.cos.COSBase;
import org.apache.pdfbox.cos.COSDictionary;
import org.apache.pdfbox.cos.COSName;
/**
* This MDP dictionary is a part of the seed value dictionary and define
* if a author signature or a certification signature should be use.
*
* For more informations, consider the spare documented chapter in the seed
* value dictionary in the ISO 32000 specification.
*
* @author Thomas Chojecki
* @version $Revision: 1.1 $
*/
public class PDSeedValueMDP
{
private COSDictionary dictionary;
/**
* Default constructor.
*/
public PDSeedValueMDP()
{
dictionary = new COSDictionary();
dictionary.setDirect(true);
}
/**
* Constructor.
*
* @param dict The signature dictionary.
*/
public PDSeedValueMDP(COSDictionary dict)
{
dictionary = dict;
dictionary.setDirect(true);
}
/**
* Convert this standard java object to a COS object.
*
* @return The cos object that matches this Java object.
*/
public COSBase getCOSObject()
{
return getDictionary();
}
/**
* Convert this standard java object to a COS dictionary.
*
* @return The COS dictionary that matches this Java object.
*/
public COSDictionary getDictionary()
{
return dictionary;
}
/**
* Return the P value.
*
* @return the P value
*/
public int getP()
{
return dictionary.getInt(COSName.P);
}
/**
* Set the P value.
*
* @param p the value to be set as P
*/
public void setP(int p)
{
if (p < 0 || p > 3)
{
throw new IllegalArgumentException("Only values between 0 and 3 nare allowed.");
}
dictionary.setInt(COSName.P, p);
}
}