diff options
Diffstat (limited to 'src/main/java/org/pdfbox/util/Splitter.java')
| -rw-r--r-- | src/main/java/org/pdfbox/util/Splitter.java | 201 |
1 files changed, 0 insertions, 201 deletions
diff --git a/src/main/java/org/pdfbox/util/Splitter.java b/src/main/java/org/pdfbox/util/Splitter.java deleted file mode 100644 index c03a989..0000000 --- a/src/main/java/org/pdfbox/util/Splitter.java +++ /dev/null @@ -1,201 +0,0 @@ -/**
- * Copyright (c) 2004-2005, www.pdfbox.org
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *
- * 1. Redistributions of source code must retain the above copyright notice,
- * this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright notice,
- * this list of conditions and the following disclaimer in the documentation
- * and/or other materials provided with the distribution.
- * 3. Neither the name of pdfbox; nor the names of its
- * contributors may be used to endorse or promote products derived from this
- * software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
- * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
- * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
- * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * http://www.pdfbox.org
- *
- */
-package org.pdfbox.util;
-
-import org.pdfbox.pdmodel.PDDocument;
-import org.pdfbox.pdmodel.PDPage;
-
-import java.io.IOException;
-
-import java.util.ArrayList;
-import java.util.Iterator;
-import java.util.List;
-
-/**
- * Split a document into several other documents.
- *
- * @author Mario Ivankovits (mario@ops.co.at)
- * @author Ben Litchfield (ben@benlitchfield.com)
- * @version $Revision: 1.6 $
- */
-public class Splitter
-{
-
- /**
- * The source PDF document.
- */
- protected PDDocument pdfDocument;
-
- /**
- * The current PDF document that contains the splitted page.
- */
- protected PDDocument currentDocument = null;
-
- private int splitAtPage=1;
- private List newDocuments = null;
-
- /**
- * The current page number that we are processing, zero based.
- */
- protected int pageNumber = 0;
-
- /**
- * This will take a document and split into several other documents.
- *
- * @param document The document to split.
- *
- * @return A list of all the split documents.
- *
- * @throws IOException If there is an IOError
- */
- public List split( PDDocument document ) throws IOException
- {
- newDocuments = new ArrayList();
- pdfDocument = document;
-
- List pages = pdfDocument.getDocumentCatalog().getAllPages();
- processPages(pages);
- return newDocuments;
- }
-
- /**
- * This will tell the splitting algorithm where to split the pages. The default
- * is 1, so every page will become a new document. If it was to then each document would
- * contain 2 pages. So it the source document had 5 pages it would split into
- * 3 new documents, 2 documents containing 2 pages and 1 document containing one
- * page.
- *
- * @param split The number of pages each split document should contain.
- */
- public void setSplitAtPage( int split )
- {
- if( split <= 0 )
- {
- throw new RuntimeException( "Error split must be at least one page." );
- }
- splitAtPage = split;
- }
-
- /**
- * This will return how many pages each split document will contain.
- *
- * @return The split parameter.
- */
- public int getSplitAtPage()
- {
- return splitAtPage;
- }
-
- /**
- * Interface method to handle the start of the page processing.
- *
- * @param pages The list of pages from the source document.
- *
- * @throws IOException If an IO error occurs.
- */
- protected void processPages(List pages) throws IOException
- {
- Iterator iter = pages.iterator();
- while( iter.hasNext() )
- {
- PDPage page = (PDPage)iter.next();
- processNextPage( page );
- }
- }
-
- /**
- * Interface method, you can control where a document gets split by implementing
- * this method. By default a split occurs at every page. If you wanted to split
- * based on some complex logic then you could override this method. For example.
- * <code>
- * protected void createNewDocumentIfNecessary()
- * {
- * if( isPrime( pageNumber ) )
- * {
- * super.createNewDocumentIfNecessary();
- * }
- * }
- * </code>
- *
- * @throws IOException If there is an error creating the new document.
- */
- protected void createNewDocumentIfNecessary() throws IOException
- {
- if (isNewDocNecessary())
- {
- createNewDocument();
- }
- }
-
- /**
- * Check if it is necessary to create a new document.
- *
- * @return true If a new document should be created.
- */
- protected boolean isNewDocNecessary()
- {
- return pageNumber % splitAtPage == 0 || currentDocument == null;
- }
-
- /**
- * Create a new document to write the splitted contents to.
- *
- * @throws IOException If there is an problem creating the new document.
- */
- protected void createNewDocument() throws IOException
- {
- currentDocument = new PDDocument();
- currentDocument.setDocumentInformation(pdfDocument.getDocumentInformation());
- currentDocument.getDocumentCatalog().setViewerPreferences(
- pdfDocument.getDocumentCatalog().getViewerPreferences());
- newDocuments.add(currentDocument);
- }
-
-
-
- /**
- * Interface to start processing a new page.
- *
- * @param page The page that is about to get processed.
- *
- * @throws IOException If there is an error creating the new document.
- */
- protected void processNextPage( PDPage page ) throws IOException
- {
- createNewDocumentIfNecessary();
- PDPage imported = currentDocument.importPage( page );
- imported.setCropBox( page.findCropBox() );
- imported.setMediaBox( page.findMediaBox() );
- imported.setResources( page.findResources() );
- imported.setRotation( page.findRotation() );
- pageNumber++;
- }
-}
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