protected void initOptions(SVNCommandLine commandLine) throws SVNException { super.initOptions(commandLine); if (getCommand().getClass() == SVNDumpFilterHelpCommand.class) { return; } List arguments = getArguments(); myPrefixes = new LinkedList(); if (arguments != null) { for (Iterator prefixesIter = arguments.iterator(); prefixesIter.hasNext(); ) { String prefix = (String) prefixesIter.next(); prefix = prefix.replace(File.separatorChar, '/'); prefix = SVNPathUtil.canonicalizePath(prefix); if (!prefix.startsWith("/")) { prefix = "/" + prefix; } myPrefixes.add(prefix); } } if (myTargetsFile != null) { File targetsFile = new File(myTargetsFile); String contents = new String(readFromFile(targetsFile)); for (StringTokenizer tokens = new StringTokenizer(contents, "\n\r"); tokens.hasMoreTokens(); ) { String prefix = tokens.nextToken(); myPrefixes.add(prefix); } } if (myPrefixes.isEmpty()) { SVNErrorMessage err = SVNErrorMessage.create(SVNErrorCode.CL_INSUFFICIENT_ARGS, "Error: no prefixes supplied."); SVNErrorManager.error(err, SVNLogType.CLIENT); } }