src/solaris/classes/java/util/prefs/FileSystemPreferences.java

rev 3509 : 7021209: convert lang, math, util to use try-with-resources
Reviewed-by: XXX

*** 569,581 ****
                  public Void run() throws BackingStoreException {
                      Map<String, String> m = new TreeMap<>();
                      long newLastSyncTime = 0;
                      try {
                          newLastSyncTime = prefsFile.lastModified();
!                         FileInputStream fis = new FileInputStream(prefsFile);
                          XmlSupport.importMap(fis, m);
!                         fis.close();
                      } catch(Exception e) {
                          if (e instanceof InvalidPreferencesFormatException) {
                              getLogger().warning("Invalid preferences format in "
                                                          +  prefsFile.getPath());
                              prefsFile.renameTo( new File(
--- 569,581 ----
                  public Void run() throws BackingStoreException {
                      Map<String, String> m = new TreeMap<>();
                      long newLastSyncTime = 0;
                      try {
                          newLastSyncTime = prefsFile.lastModified();
!                         try (FileInputStream fis = new FileInputStream(prefsFile)) {
                              XmlSupport.importMap(fis, m);
!                         }
                      } catch(Exception e) {
                          if (e instanceof InvalidPreferencesFormatException) {
                              getLogger().warning("Invalid preferences format in "
                                                          +  prefsFile.getPath());
                              prefsFile.renameTo( new File(
*** 616,628 ****
                  public Void run() throws BackingStoreException {
                      try {
                          if (!dir.exists() && !dir.mkdirs())
                              throw new BackingStoreException(dir +
                                                               " create failed.");
!                         FileOutputStream fos = new FileOutputStream(tmpFile);
                          XmlSupport.exportMap(fos, prefsCache);
!                         fos.close();
                          if (!tmpFile.renameTo(prefsFile))
                              throw new BackingStoreException("Can't rename " +
                              tmpFile + " to " + prefsFile);
                      } catch(Exception e) {
                          if (e instanceof BackingStoreException)
--- 616,628 ----
                  public Void run() throws BackingStoreException {
                      try {
                          if (!dir.exists() && !dir.mkdirs())
                              throw new BackingStoreException(dir +
                                                               " create failed.");
!                         try (FileOutputStream fos = new FileOutputStream(tmpFile)) {
                              XmlSupport.exportMap(fos, prefsCache);
!                         }
                          if (!tmpFile.renameTo(prefsFile))
                              throw new BackingStoreException("Can't rename " +
                              tmpFile + " to " + prefsFile);
                      } catch(Exception e) {
                          if (e instanceof BackingStoreException)