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Diffstat (limited to 'src/main/java/org/pdfbox/Decrypt.java')
| -rw-r--r-- | src/main/java/org/pdfbox/Decrypt.java | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/src/main/java/org/pdfbox/Decrypt.java b/src/main/java/org/pdfbox/Decrypt.java new file mode 100644 index 0000000..b338552 --- /dev/null +++ b/src/main/java/org/pdfbox/Decrypt.java @@ -0,0 +1,122 @@ +/**
+ * Copyright (c) 2003-2005, 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;
+
+import java.io.IOException;
+
+import org.pdfbox.pdmodel.PDDocument;
+
+/**
+ * This will read a document from the filesystem, decrypt it and and then write
+ * the results to the filesystem. <br/><br/>
+ *
+ * usage: java org.pdfbox.Decrypt <password> <inputfile> <outputfile>
+ *
+ * @author Ben Litchfield (ben@csh.rit.edu)
+ * @version $Revision: 1.3 $
+ */
+public class Decrypt
+{
+
+ /**
+ * This is the entry point for the application.
+ *
+ * @param args The command-line arguments.
+ *
+ * @throws Exception If there is an error decrypting the document.
+ */
+ public static void main( String[] args ) throws Exception
+ {
+ Decrypt decrypt = new Decrypt();
+ decrypt.decrypt( args );
+ }
+
+ private void decrypt( String[] args ) throws Exception
+ {
+ if( args.length < 2 || args.length > 3 )
+ {
+ usage();
+ }
+ else
+ {
+ String password = args[0];
+ String infile = args[1];
+ String outfile = args[1];
+ if( args.length == 3 )
+ {
+ outfile = args[2];
+ }
+
+
+ PDDocument document = null;
+
+ try
+ {
+ document = PDDocument.load( infile );
+
+ if( document.isEncrypted() )
+ {
+ if( document.isOwnerPassword( password ) )
+ {
+ document.decrypt( password );
+ document.save( outfile );
+ }
+ else
+ {
+ throw new IOException(
+ "Error: You are only allowed to decrypt a document with the owner password." );
+ }
+ }
+ else
+ {
+ System.err.println( "Error: Document is not encrypted." );
+ }
+ }
+ finally
+ {
+ if( document != null )
+ {
+ document.close();
+ }
+ }
+ }
+ }
+
+ /**
+ * This will print a usage message.
+ */
+ private static void usage()
+ {
+ System.err.println( "usage: java org.pdfbox.Decrypt " +
+ "<password> <inputfile> [outputfile]" );
+ }
+
+}
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