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iText Xtra, part of iText a Free Java-PDF library
/*
*
* This file is part of the iText (R) project.
Copyright (c) 1998-2017 iText Group NV
* Authors: Bruno Lowagie, et al.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License version 3
* as published by the Free Software Foundation with the addition of the
* following permission added to Section 15 as permitted in Section 7(a):
* FOR ANY PART OF THE COVERED WORK IN WHICH THE COPYRIGHT IS OWNED BY
* ITEXT GROUP. ITEXT GROUP DISCLAIMS THE WARRANTY OF NON INFRINGEMENT
* OF THIRD PARTY RIGHTS
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU Affero General Public License for more details.
* You should have received a copy of the GNU Affero General Public License
* along with this program; if not, see http://www.gnu.org/licenses or write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA, 02110-1301 USA, or download the license from the following URL:
* http://itextpdf.com/terms-of-use/
*
* The interactive user interfaces in modified source and object code versions
* of this program must display Appropriate Legal Notices, as required under
* Section 5 of the GNU Affero General Public License.
*
* In accordance with Section 7(b) of the GNU Affero General Public License,
* a covered work must retain the producer line in every PDF that is created
* or manipulated using iText.
*
* You can be released from the requirements of the license by purchasing
* a commercial license. Buying such a license is mandatory as soon as you
* develop commercial activities involving the iText software without
* disclosing the source code of your own applications.
* These activities include: offering paid services to customers as an ASP,
* serving PDFs on the fly in a web application, shipping iText with a closed
* source product.
*
* For more information, please contact iText Software Corp. at this
* address: [email protected]
*/
package com.itextpdf.text.pdf.mc;
/**
* The abstract StructureItem class is extended by StructureMCID and StructureObject.
*/
public abstract class StructureItem {
/** The object number of the page to which this structure item belongs. */
protected int pageref = -1;
/**
* Returns the number of the page object to which the structure item belongs.
* @return a number of the reference of a page
*/
public int getPageref() {
return pageref;
}
/**
* Checks if an MCID corresponds with the MCID stored in the StructureItem.
* @param pageref the page reference that needs to be checked
* @param mcid the MCID that needs to be checked
* @return 0 in case there's no MCID (in case of a StructureObject),
* 1 in case the MCID matches,
* -1 in case there's no match.
*/
public int checkMCID(int pageref, int mcid) {
return 0;
}
/**
* Checks if a StructParent corresponds with the StructParent stored in the StructureItem.
* @param pageref the page reference that needs to be checked
* @param structParent the structParent that needs to be checked
* @return 0 in case there's no StructParent (in case of a StructureMCID)
* 1 in case the StructParent matches,
* -1 in case there's no match.
*/
public int checkStructParent(int pageref, int structParent) {
return 0;
}
}