diff options
Diffstat (limited to 'scripting/examples/java/Newsgroup/SubscribedNewsgroups.java')
| -rw-r--r-- | scripting/examples/java/Newsgroup/SubscribedNewsgroups.java | 267 |
1 files changed, 122 insertions, 145 deletions
diff --git a/scripting/examples/java/Newsgroup/SubscribedNewsgroups.java b/scripting/examples/java/Newsgroup/SubscribedNewsgroups.java index a4f230becee7..eb135a3e8f3d 100644 --- a/scripting/examples/java/Newsgroup/SubscribedNewsgroups.java +++ b/scripting/examples/java/Newsgroup/SubscribedNewsgroups.java @@ -28,21 +28,18 @@ public class SubscribedNewsgroups { private static NewsGroup[] allSubscribed = null; private static boolean windows = false; - public static void main( String[] args ) { + public static void main(String[] args) { // Test the class SubscribedNewsgroups subscribed = new SubscribedNewsgroups(); NewsGroup allGroups[] = subscribed.getNewsGroups(); - if( allGroups == null ) - { + if (allGroups == null) { System.out.println("Could not find subscribed newsgroups from mozilla/netscape mailrc files"); - } - else - { - for( int i=0; i < allGroups.length; i++ ) - { - System.out.println( "Hostname is: " + allGroups[i].getHostName() + " Newsgroup is: " + allGroups[i].getNewsgroupName() ); + } else { + for (int i = 0; i < allGroups.length; i++) { + System.out.println("Hostname is: " + allGroups[i].getHostName() + + " Newsgroup is: " + allGroups[i].getNewsgroupName()); } } } @@ -51,84 +48,87 @@ public class SubscribedNewsgroups { // Only public method of the class // Returns and array of unique NewsGroup objects - public NewsGroup[] getNewsGroups() - { + public NewsGroup[] getNewsGroups() { windows = false; - if( System.getProperty( "os.name" ).indexOf( "Windows" ) != -1 ) - { + + if (System.getProperty("os.name").indexOf("Windows") != -1) { windows = true; } String mozillaHome = ""; - if( windows ) - { - mozillaHome = System.getProperty( "user.home" ) + System.getProperty( "file.separator" ) + "Application Data" + System.getProperty( "file.separator" ) + "Mozilla" + System.getProperty( "file.separator" ) + "Profiles"; - } - else - { - mozillaHome = System.getProperty( "user.home" ) + System.getProperty( "file.separator" ) + ".mozilla"; + + if (windows) { + mozillaHome = System.getProperty("user.home") + + System.getProperty("file.separator") + "Application Data" + + System.getProperty("file.separator") + "Mozilla" + + System.getProperty("file.separator") + "Profiles"; + } else { + mozillaHome = System.getProperty("user.home") + + System.getProperty("file.separator") + ".mozilla"; } - if( !new File( mozillaHome ).isDirectory() ) - { + + if (!new File(mozillaHome).isDirectory()) { return null; } // Get all the profiles belonging to the user - File profiles[] = findProfiles( new File ( mozillaHome ) ); - if( profiles.length < 1 ) - { + File profiles[] = findProfiles(new File(mozillaHome)); + + if (profiles.length < 1) { return null; } // Get the News directory for each profile File allNewsDirs[] = new File[ profiles.length ]; - for( int i=0; i < profiles.length; i++ ) { - File newsDir = findNewsDir( profiles[i] ); + + for (int i = 0; i < profiles.length; i++) { + File newsDir = findNewsDir(profiles[i]); allNewsDirs[i] = newsDir; } + // Check that at least one News directory exists and remove nulls boolean newsFound = false; - for( int i=0; i < allNewsDirs.length; i++ ) { - if( allNewsDirs[i] != null ) { + + for (int i = 0; i < allNewsDirs.length; i++) { + if (allNewsDirs[i] != null) { newsFound = true; break; } } - if( !newsFound ) - { + + if (!newsFound) { return null; } // Get all the mailrc files for each News directory - File allMailrcs[] = findMailrcFiles( allNewsDirs ); - if( allMailrcs == null ) - { + File allMailrcs[] = findMailrcFiles(allNewsDirs); + + if (allMailrcs == null) { return null; } ArrayList<NewsGroup> subscribed = new ArrayList<NewsGroup>(); + // Get the newsgroups in each mailrc file - for( int i=0; i < allMailrcs.length; i++ ) - { + for (int i = 0; i < allMailrcs.length; i++) { File mailrc = (File) allMailrcs[i]; - NewsGroup newsgroup[] = findNewsgroups( mailrc ); + NewsGroup newsgroup[] = findNewsgroups(mailrc); + //if the Newsgroup has not already been added to the list - for( int j=0; j < newsgroup.length; j++ ) - { + for (int j = 0; j < newsgroup.length; j++) { // if newsgroup is unique then add to the list - if( !listed( newsgroup[j], subscribed ) ) - { - subscribed.addElement( newsgroup[j] ); + if (!listed(newsgroup[j], subscribed)) { + subscribed.addElement(newsgroup[j]); } } } // Copy all unique Newsgroups into the global array allSubscribed = new NewsGroup[ subscribed.size() ]; - subscribed.toArray( allSubscribed ); + subscribed.toArray(allSubscribed); + // Test that at least one subscribed newsgroup has been found - if( allSubscribed.length < 1 ) - { + if (allSubscribed.length < 1) { return null; } @@ -139,16 +139,17 @@ public class SubscribedNewsgroups { // Tests if the NewsGroup object has already been listed by another mailrc file - private static boolean listed( NewsGroup newsgroup, ArrayList<NewsGroup> uniqueSubscription ) - { - for(int i=0; i < uniqueSubscription.size(); i++) - { + private static boolean listed(NewsGroup newsgroup, + ArrayList<NewsGroup> uniqueSubscription) { + for (int i = 0; i < uniqueSubscription.size(); i++) { NewsGroup tempGroup = uniqueSubscription.elementAt(i); + // Test for duplication - if(newsgroup.getHostName().equalsIgnoreCase( tempGroup.getHostName()) && - newsgroup.getNewsgroupName().equalsIgnoreCase( tempGroup.getNewsgroupName() ) ) + if (newsgroup.getHostName().equalsIgnoreCase(tempGroup.getHostName()) && + newsgroup.getNewsgroupName().equalsIgnoreCase(tempGroup.getNewsgroupName())) return true; } + return false; } @@ -156,8 +157,7 @@ public class SubscribedNewsgroups { // Finds all the NewsGroups in an individual mailrc file - private static NewsGroup[] findNewsgroups(File mailrcfile ) - { + private static NewsGroup[] findNewsgroups(File mailrcfile) { String hostname = ""; String newsgroup = ""; @@ -168,46 +168,45 @@ public class SubscribedNewsgroups { //If the newsgroup is not already contained in the global NewsGroup[] array then add it String filename = mailrcfile.getPath(); - if( windows ) - { + + if (windows) { // Windows format "staroffice-news.germany.sun.com.rc" int hostNameStart = filename.lastIndexOf("\\") + 1; int hostNameEnd = filename.indexOf(".rc"); - hostname = filename.substring( hostNameStart, hostNameEnd ); - } - else - { + hostname = filename.substring(hostNameStart, hostNameEnd); + } else { // Unix/Linux format "newsrc-staroffice-news.germany.sun.com" int hostNameStart = filename.lastIndexOf("newsrc-") + 7; - hostname = filename.substring( hostNameStart, filename.length() ); + hostname = filename.substring(hostNameStart, filename.length()); } // Assumes the content format in Window is the same as Unix/Linux (unknown at the moment) // i.e. a list of newsgroups each ending with a ":" LineNumberReader in = null; + try { - in = new LineNumberReader( new FileReader( mailrcfile ) ); + in = new LineNumberReader(new FileReader(mailrcfile)); ArrayList groups = new ArrayList(); String inString = ""; int line = 0; - while( inString != null ) - { - in.setLineNumber( line ); + + while (inString != null) { + in.setLineNumber(line); inString = in.readLine(); line++; - if( inString != null ) - { + + if (inString != null) { int newsgroupEnd = inString.indexOf(":"); - newsgroup = inString.substring( 0, newsgroupEnd ); - NewsGroup group = new NewsGroup( hostname, newsgroup ); - groups.addElement( group ); + newsgroup = inString.substring(0, newsgroupEnd); + NewsGroup group = new NewsGroup(hostname, newsgroup); + groups.addElement(group); } } + mailrcNewsGroups = new NewsGroup[ groups.size() ]; groups.copyInto(mailrcNewsGroups); in.close(); - } - catch( IOException ioe ) { + } catch (IOException ioe) { ioe.printStackTrace(); } @@ -216,28 +215,25 @@ public class SubscribedNewsgroups { // Finds all the mailrc files for all the given News directories - private static File[] findMailrcFiles(File[] newsDirs) - { + private static File[] findMailrcFiles(File[] newsDirs) { ArrayList allFiles = new ArrayList(); - for( int i=0; i < newsDirs.length; i++ ) - { - if( newsDirs[i] != null ) - { - File mailrcFiles[] = newsDirs[i].listFiles( new VersionFilter() ); - if( mailrcFiles != null ) - { - for( int j=0; j < mailrcFiles.length; j++ ) - { - allFiles.addElement( mailrcFiles[j] ); + for (int i = 0; i < newsDirs.length; i++) { + if (newsDirs[i] != null) { + File mailrcFiles[] = newsDirs[i].listFiles(new VersionFilter()); + + if (mailrcFiles != null) { + for (int j = 0; j < mailrcFiles.length; j++) { + allFiles.addElement(mailrcFiles[j]); } } } } + File allMailrcFiles[] = new File[ allFiles.size() ]; allFiles.copyInto(allMailrcFiles); - if( allMailrcFiles.length == 0 ) { + if (allMailrcFiles.length == 0) { return null; } @@ -246,18 +242,15 @@ public class SubscribedNewsgroups { // Finds all profiles belonging to one user (can be more than one) - private static File[] findProfiles(File start) - { + private static File[] findProfiles(File start) { // Get all files and directories in .mozilla File allFiles[] = start.listFiles(); File[] dirs = new File[allFiles.length]; int dirCounter = 0; // Remove files leaving directories only - for(int i=0; i < allFiles.length; i++ ) - { - if(allFiles[i].isDirectory()) - { + for (int i = 0; i < allFiles.length; i++) { + if (allFiles[i].isDirectory()) { dirs[dirCounter] = allFiles[i]; dirCounter++; } @@ -265,8 +258,8 @@ public class SubscribedNewsgroups { // Add each directory to a user profile array File[] profileDirs = new File[dirCounter]; - for( int i=0; i < dirCounter; i++ ) - { + + for (int i = 0; i < dirCounter; i++) { profileDirs[i] = dirs[i]; } @@ -276,97 +269,81 @@ public class SubscribedNewsgroups { // Recursively searches for the News directory for a given profile directory - private static File findNewsDir(File start) - { - File mailrcFile = null; + private static File findNewsDir(File start) { + File mailrcFile = null; // File array containing all matches for the version filter ("News") - File files[] = start.listFiles(new VersionFilter()); + File files[] = start.listFiles(new VersionFilter()); + // If the array is empty then no matches were found - if (files.length == 0) - { + if (files.length == 0) { // File array of all the directories in File start - File dirs[] = start.listFiles(new DirFilter()); + File dirs[] = start.listFiles(new DirFilter()); + // for each of the directories check for a match - for (int i=0; i< dirs.length; i++) - { - mailrcFile = findNewsDir(dirs[i]); - if (mailrcFile != null) - { + for (int i = 0; i < dirs.length; i++) { + mailrcFile = findNewsDir(dirs[i]); + + if (mailrcFile != null) { // break the for loop - break; - } - } + break; } - else - { + } + } else { // end recursion // Check for a News directory inside the News directory (fix for bug) // Original solution had only "mailrcFile = files[0];" boolean noChildNews = true; File checkChildNewsDirs[] = files[0].listFiles(new VersionFilter()); - if( checkChildNewsDirs != null ) - { - for( int i=0; i < checkChildNewsDirs.length; i++ ) - { - if( checkChildNewsDirs[i].getName().equals( "News" ) ) - { + + if (checkChildNewsDirs != null) { + for (int i = 0; i < checkChildNewsDirs.length; i++) { + if (checkChildNewsDirs[i].getName().equals("News")) { noChildNews = false; break; } } } - if( noChildNews ) - { - mailrcFile = files[0]; - } - else - { - String childNewsPathName = files[0].getAbsolutePath() + System.getProperty( "file.separator" ) + "News"; - mailrcFile = new File( childNewsPathName ); + if (noChildNews) { + mailrcFile = files[0]; + } else { + String childNewsPathName = files[0].getAbsolutePath() + + System.getProperty("file.separator") + "News"; + mailrcFile = new File(childNewsPathName); } } // return a File representing the News dir in a profile - return mailrcFile; + return mailrcFile; } } -class DirFilter implements FileFilter -{ - public boolean accept(File aFile) - { - return aFile.isDirectory(); - } +class DirFilter implements FileFilter { + public boolean accept(File aFile) { + return aFile.isDirectory(); + } } -class VersionFilter implements FileFilter -{ - public boolean accept(File aFile) - { - if( System.getProperty( "os.name" ).indexOf( "Windows" ) != -1 ) - { +class VersionFilter implements FileFilter { + public boolean accept(File aFile) { + if (System.getProperty("os.name").indexOf("Windows") != -1) { if (aFile.getName().compareToIgnoreCase("News") == 0 || - aFile.getName().indexOf(".rc") != -1 ) - { + aFile.getName().indexOf(".rc") != -1) { return true; } - } - else - { + } else { if (aFile.getName().compareToIgnoreCase("News") == 0 || - aFile.getName().indexOf("newsrc") != -1 ) - { + aFile.getName().indexOf("newsrc") != -1) { return true; } } - return false; - } + return false; + } } |