From 6025b6016517c6d898d8957d1d7e03ba71431912 Mon Sep 17 00:00:00 2001
From: tknall <tknall@7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c>
Date: Fri, 1 Dec 2006 12:20:24 +0000
Subject: Initial import of release 2.2.

git-svn-id: https://joinup.ec.europa.eu/svn/pdf-as/trunk@4 7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c
---
 src/main/java/org/pdfbox/PDFSplit.java | 227 +++++++++++++++++++++++++++++++++
 1 file changed, 227 insertions(+)
 create mode 100644 src/main/java/org/pdfbox/PDFSplit.java

(limited to 'src/main/java/org/pdfbox/PDFSplit.java')

diff --git a/src/main/java/org/pdfbox/PDFSplit.java b/src/main/java/org/pdfbox/PDFSplit.java
new file mode 100644
index 0000000..2a5a3c9
--- /dev/null
+++ b/src/main/java/org/pdfbox/PDFSplit.java
@@ -0,0 +1,227 @@
+/**
+ * Copyright (c) 2004, 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;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.FileInputStream;
+import java.io.FileOutputStream;
+
+import java.util.List;
+
+import org.pdfbox.exceptions.InvalidPasswordException;
+import org.pdfbox.exceptions.COSVisitorException;
+
+import org.pdfbox.pdfparser.PDFParser;
+
+import org.pdfbox.pdmodel.PDDocument;
+
+import org.pdfbox.pdfwriter.COSWriter;
+
+import org.pdfbox.util.Splitter;
+
+/**
+ * This is the main program that will take a pdf document and split it into
+ * a number of other documents.
+ *
+ * @author Ben Litchfield (ben@csh.rit.edu)
+ * @version $Revision: 1.5 $
+ */
+public class PDFSplit
+{
+    private static final String PASSWORD = "-password";
+    private static final String SPLIT = "-split";
+
+    /**
+     * Infamous main method.
+     *
+     * @param args Command line arguments, should be one and a reference to a file.
+     *
+     * @throws Exception If there is an error parsing the document.
+     */
+    public static void main( String[] args ) throws Exception
+    {
+        PDFSplit split = new PDFSplit();
+        split.split( args );
+    }
+
+    private void split( String[] args ) throws Exception
+    {
+        String password = "";
+        String split = "1";
+
+        Splitter splitter = new Splitter();
+        String pdfFile = null;
+        for( int i=0; i<args.length; i++ )
+        {
+            if( args[i].equals( PASSWORD ) )
+            {
+                i++;
+                if( i >= args.length )
+                {
+                    usage();
+                }
+                password = args[i];
+            }
+            else if( args[i].equals( SPLIT ) )
+            {
+                i++;
+                if( i >= args.length )
+                {
+                    usage();
+                }
+                split = args[i];
+            }
+            else
+            {
+                if( pdfFile == null )
+                {
+                    pdfFile = args[i];
+                }
+            }
+        }
+
+        if( pdfFile == null )
+        {
+            usage();
+        }
+
+        InputStream input = null;
+        PDDocument document = null;
+        List documents = null;
+        try
+        {
+            input = new FileInputStream( pdfFile );
+            document = parseDocument( input );
+
+            if( document.isEncrypted() )
+            {
+                try
+                {
+                    document.decrypt( password );
+                }
+                catch( InvalidPasswordException e )
+                {
+                    if( args.length == 4 )//they supplied the wrong password
+                    {
+                        System.err.println( "Error: The supplied password is incorrect." );
+                        System.exit( 2 );
+                    }
+                    else
+                    {
+                        //they didn't suppply a password and the default of "" was wrong.
+                        System.err.println( "Error: The document is encrypted." );
+                        usage();
+                    }
+                }
+            }
+
+            splitter.setSplitAtPage( Integer.parseInt( split ) );
+            documents = splitter.split( document );
+            for( int i=0; i<documents.size(); i++ )
+            {
+                PDDocument doc = (PDDocument)documents.get( i );
+                String fileName = pdfFile.substring(0, pdfFile.length()-4 ) + "-" + i + ".pdf";
+                writeDocument( doc, fileName );
+                doc.close();
+            }
+
+        }
+        finally
+        {
+            if( input != null )
+            {
+                input.close();
+            }
+            if( document != null )
+            {
+                document.close();
+            }
+            for( int i=0; documents != null && i<documents.size(); i++ )
+            {
+                PDDocument doc = (PDDocument)documents.get( i );
+                doc.close();
+            }
+        }
+    }
+
+    private static final void writeDocument( PDDocument doc, String fileName ) throws IOException, COSVisitorException
+    {
+        FileOutputStream output = null;
+        COSWriter writer = null;
+        try
+        {
+            output = new FileOutputStream( fileName );
+            writer = new COSWriter( output );
+            writer.write( doc );
+        }
+        finally
+        {
+            if( output != null )
+            {
+                output.close();
+            }
+            if( writer != null )
+            {
+                writer.close();
+            }
+        }
+    }
+
+    /**
+     * This will parse a document.
+     *
+     * @param input The input stream for the document.
+     *
+     * @return The document.
+     *
+     * @throws IOException If there is an error parsing the document.
+     */
+    private static PDDocument parseDocument( InputStream input )throws IOException
+    {
+        PDFParser parser = new PDFParser( input );
+        parser.parse();
+        return parser.getPDDocument();
+    }
+
+    /**
+     * This will print the usage requirements and exit.
+     */
+    private static void usage()
+    {
+        System.err.println( "Usage: java org.pdfbox.PDFSplit [OPTIONS] <PDF file>\n" +
+            "  -password  <password>        Password to decrypt document\n" +
+            "  -split     <integer>         split after this many pages\n" +
+            "  <PDF file>                   The PDF document to use\n"
+            );
+        System.exit( 1 );
+    }
+}
\ No newline at end of file
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