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author | Endi Sukma Dewata <edewata@redhat.com> | 2012-03-24 02:27:47 -0500 |
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committer | Endi Sukma Dewata <edewata@redhat.com> | 2012-03-26 11:43:54 -0500 |
commit | 621d9e5c413e561293d7484b93882d985b3fe15f (patch) | |
tree | 638f3d75761c121d9a8fb50b52a12a6686c5ac5c /base/java-tools/src/com/netscape/cmstools/AtoB.java | |
parent | 40d3643b8d91886bf210aa27f711731c81a11e49 (diff) | |
download | pki-621d9e5c413e561293d7484b93882d985b3fe15f.tar.gz pki-621d9e5c413e561293d7484b93882d985b3fe15f.tar.xz pki-621d9e5c413e561293d7484b93882d985b3fe15f.zip |
Removed unnecessary pki folder.
Previously the source code was located inside a pki folder.
This folder was created during svn migration and is no longer
needed. This folder has now been removed and the contents have
been moved up one level.
Ticket #131
Diffstat (limited to 'base/java-tools/src/com/netscape/cmstools/AtoB.java')
-rw-r--r-- | base/java-tools/src/com/netscape/cmstools/AtoB.java | 146 |
1 files changed, 146 insertions, 0 deletions
diff --git a/base/java-tools/src/com/netscape/cmstools/AtoB.java b/base/java-tools/src/com/netscape/cmstools/AtoB.java new file mode 100644 index 000000000..48301e492 --- /dev/null +++ b/base/java-tools/src/com/netscape/cmstools/AtoB.java @@ -0,0 +1,146 @@ +// --- BEGIN COPYRIGHT BLOCK --- +// This program is free software; you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation; version 2 of the License. +// +// 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 General Public License for more details. +// +// You should have received a copy of the GNU General Public License along +// with this program; if not, write to the Free Software Foundation, Inc., +// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. +// +// (C) 2007 Red Hat, Inc. +// All rights reserved. +// --- END COPYRIGHT BLOCK --- +package com.netscape.cmstools; + +import java.io.BufferedInputStream; +import java.io.BufferedReader; +import java.io.FileInputStream; +import java.io.FileNotFoundException; +import java.io.FileOutputStream; +import java.io.IOException; +import java.io.InputStreamReader; + +import com.netscape.cmsutil.util.Utils; + +/** + * The AtoB class is a utility program designed to "translate" an ASCII + * BASE 64 encoded blob into a BINARY BASE 64 encoded blob. It assumes + * that the name of a data file is passed to the program via the command line, + * and that the contents contain a blob encoded in an ASCII BASE 64 + * format. Note that the data file may contain an optional "-----BEGIN" header + * and/or an optional "-----END" trailer. + * + * <P> + * The program may be invoked as follows: + * + * <PRE> + * + * AtoB <input filename> <output filename> + * + * NOTE: <input filename> must contain an ASCII + * BASE 64 encoded blob + * + * <output filename> contains a BINARY + * BASE 64 encoded blob + * </PRE> + * + * @version $Revision$, $Date$ + */ +public class AtoB { + // Define constants + public static final int ARGC = 2; + public static final String HEADER = "-----BEGIN"; + public static final String TRAILER = "-----END"; + + public static void main(String argv[]) { + + BufferedReader inputBlob = null; + String asciiBASE64BlobChunk = new String(); + String asciiBASE64Blob = new String(); + byte binaryBASE64Blob[] = null; + FileOutputStream outputBlob = null; + + // (1) Check that two arguments were submitted to the program + if (argv.length != ARGC) { + System.out.println("Usage: AtoB " + + "<input filename> " + + "<output filename>"); + return; + } + + // (2) Create a DataInputStream() object to the BASE 64 + // encoded blob contained within the file + // specified on the command line + try { + inputBlob = new BufferedReader(new InputStreamReader( + new BufferedInputStream( + new FileInputStream( + argv[0])))); + } catch (FileNotFoundException e) { + System.out.println("AtoB(): can''t find file " + + argv[0] + ":\n" + e); + return; + } + + // (3) Read the entire contents of the specified BASE 64 encoded + // blob into a String() object throwing away any + // headers beginning with HEADER and any trailers beginning + // with TRAILER + try { + while ((asciiBASE64BlobChunk = inputBlob.readLine()) != null) { + if (!(asciiBASE64BlobChunk.startsWith(HEADER)) && + !(asciiBASE64BlobChunk.startsWith(TRAILER))) { + asciiBASE64Blob += asciiBASE64BlobChunk.trim(); + } + } + } catch (IOException e) { + System.out.println("AtoB(): Unexpected BASE64 " + + "encoded error encountered in readLine():\n" + + e); + } + + // (4) Close the DataInputStream() object + try { + inputBlob.close(); + } catch (IOException e) { + System.out.println("AtoB(): Unexpected BASE64 " + + "encoded error encountered in close():\n" + e); + } + + // (5) Decode the ASCII BASE 64 blob enclosed in the + // String() object into a BINARY BASE 64 byte[] object + + binaryBASE64Blob = Utils.base64decode(asciiBASE64Blob); + + // (6) Finally, print the actual AtoB blob to the + // specified output file + try { + outputBlob = new FileOutputStream(argv[1]); + } catch (IOException e) { + System.out.println("AtoB(): unable to open file " + + argv[1] + " for writing:\n" + e); + return; + } + + try { + outputBlob.write(binaryBASE64Blob); + } catch (IOException e) { + System.out.println("AtoB(): I/O error " + + "encountered during write():\n" + + e); + } + + try { + outputBlob.close(); + } catch (IOException e) { + System.out.println("AtoB(): Unexpected error " + + "encountered while attempting to close() " + + argv[1] + ":\n" + e); + } + } +} |