diff options
Diffstat (limited to 'pki/base/java-tools/src/com/netscape/cmstools/AtoB.java')
| -rw-r--r-- | pki/base/java-tools/src/com/netscape/cmstools/AtoB.java | 85 |
1 files changed, 39 insertions, 46 deletions
diff --git a/pki/base/java-tools/src/com/netscape/cmstools/AtoB.java b/pki/base/java-tools/src/com/netscape/cmstools/AtoB.java index 78c20751..1e218784 100644 --- a/pki/base/java-tools/src/com/netscape/cmstools/AtoB.java +++ b/pki/base/java-tools/src/com/netscape/cmstools/AtoB.java @@ -17,7 +17,6 @@ // --- END COPYRIGHT BLOCK --- package com.netscape.cmstools; - import java.io.BufferedInputStream; import java.io.BufferedReader; import java.io.FileInputStream; @@ -26,33 +25,33 @@ import java.io.FileOutputStream; import java.io.IOException; import java.io.InputStreamReader; - /** - * 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. - * + * 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 int ARGC = 2; public static final String HEADER = "-----BEGIN"; public static final String TRAILER = "-----END"; @@ -66,81 +65,75 @@ public class AtoB { // (1) Check that two arguments were submitted to the program if (argv.length != ARGC) { - System.out.println("Usage: AtoB " + - "<input filename> " + - "<output filename>"); + 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 + // encoded blob contained within the file + // specified on the command line try { inputBlob = new BufferedReader(new InputStreamReader( - new BufferedInputStream( - new FileInputStream( - argv[0])))); + new BufferedInputStream(new FileInputStream(argv[0])))); } catch (FileNotFoundException e) { - System.out.println("AtoB(): can''t find file " + - argv[0] + ":\n" + 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 + // 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))) { + 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); + 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); + 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 + // String() object into a BINARY BASE 64 byte[] object binaryBASE64Blob = com.netscape.osutil.OSUtil.AtoB(asciiBASE64Blob); // (6) Finally, print the actual AtoB blob to the - // specified output file + // 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); + 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); + 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); + System.out.println("AtoB(): Unexpected error " + + "encountered while attempting to close() " + argv[1] + + ":\n" + e); } } } - |