Author: vrubezhny Date: 2009-12-31 07:27:52 -0500 (Thu, 31 Dec 2009) New Revision: 19637 Modified: trunk/jst/plugins/org.jboss.tools.jst.web.kb/src/org/jboss/tools/jst/web/kb/PageContextFactory.java Log: JBIDE-5483: ConcurrentModificationException throws when open xhtml page Getting and modifying the StyleSheet adapter is surrounded with synchronized block. Modified: trunk/jst/plugins/org.jboss.tools.jst.web.kb/src/org/jboss/tools/jst/web/kb/PageContextFactory.java =================================================================== --- trunk/jst/plugins/org.jboss.tools.jst.web.kb/src/org/jboss/tools/jst/web/kb/PageContextFactory.java 2009-12-31 11:43:08 UTC (rev 19636) +++ trunk/jst/plugins/org.jboss.tools.jst.web.kb/src/org/jboss/tools/jst/web/kb/PageContextFactory.java 2009-12-31 12:27:52 UTC (rev 19637) @@ -713,25 +713,25 @@ * @return */ private CSSStyleSheetDescriptor getSheetForTagAttribute(final Node stylesContainer, String attribute) { - INodeNotifier notifier = (INodeNotifier) stylesContainer; - - IStyleSheetAdapter adapter = (IStyleSheetAdapter) notifier - .getAdapterFor(IStyleSheetAdapter.class); - - if (!(adapter instanceof ExtendedLinkElementAdapter)) { - notifier.removeAdapter(adapter); - adapter = new ExtendedLinkElementAdapter( - (Element) stylesContainer, attribute); - notifier.addAdapter(adapter); - } - CSSStyleSheet sheet = null; String source = null; - if (adapter != null) { - sheet = (CSSStyleSheet) adapter.getSheet(); - source = ((ExtendedLinkElementAdapter)adapter).getSource(); + synchronized (notifier) { + IStyleSheetAdapter adapter = (IStyleSheetAdapter) notifier.getAdapterFor(IStyleSheetAdapter.class); + + if (!(adapter instanceof ExtendedLinkElementAdapter)) { + notifier.removeAdapter(adapter); + adapter = new ExtendedLinkElementAdapter( + (Element) stylesContainer, attribute); + notifier.addAdapter(adapter); + } + + if (adapter != null) { + sheet = (CSSStyleSheet) adapter.getSheet(); + source = ((ExtendedLinkElementAdapter)adapter).getSource(); + } + } return sheet == null || source == null ? null : new CSSStyleSheetDescriptor(source, sheet); @@ -743,16 +743,15 @@ * @return */ private CSSStyleSheet getSheetForTag(final Node stylesContainer) { - INodeNotifier notifier = (INodeNotifier) stylesContainer; - - IStyleSheetAdapter adapter = (IStyleSheetAdapter) notifier - .getAdapterFor(IStyleSheetAdapter.class); - CSSStyleSheet sheet = null; - if (adapter != null) { - sheet = (CSSStyleSheet) adapter.getSheet(); + synchronized (notifier) { + IStyleSheetAdapter adapter = (IStyleSheetAdapter) notifier.getAdapterFor(IStyleSheetAdapter.class); + + if (adapter != null) { + sheet = (CSSStyleSheet) adapter.getSheet(); + } } return sheet;