JBIDE-13811 - SeamTest are failing with exception in setUp method

added catch block for IllegalStateException with logging. It means
code would not fail and lets tests to be continued

fixed the npe

ss

seam/plugins/org.jboss.tools.seam.core/src/org/jboss/tools/seam/core/project/facet/SeamRuntimeManager.java

@@ -31,6 +31,7 @@
 import org.eclipse.wst.common.project.facet.core.ProjectFacetsManager;
 import org.jboss.tools.seam.core.ISeamProject;
 import org.jboss.tools.seam.core.SeamCorePlugin;
+import org.jboss.tools.seam.core.SeamUtil;
 import org.jboss.tools.seam.internal.core.SeamProject;
 import org.jboss.tools.seam.internal.core.project.facet.ISeamFacetDataModelProperties;
 import org.jboss.tools.seam.internal.core.project.facet.SeamFacetPreferenceInitializer;
@@ -225,14 +226,23 @@ private void updateProjectsForRuntime(SeamRuntime rt) {
 		IProject[] ps = ResourcesPlugin.getWorkspace().getRoot().getProjects();
 		for (int i = 0; i < ps.length; i++) {
 			ISeamProject sp = SeamCorePlugin.getSeamProject(ps[i], false);
-			if (sp != null && rt.getName().equals(sp.getRuntimeName())) {
-				IEclipsePreferences prefs = ((SeamProject)sp).getSeamPreferences();
-				prefs.remove(ISeamProject.RUNTIME_NAME);
-				prefs.put(ISeamProject.RUNTIME_NAME, rt.getName());
+			if (sp != null ) {
+				String tmpName = null;
 				try {
-					prefs.flush();
-				} catch (BackingStoreException e) {
-					SeamCorePlugin.getPluginLog().logError(e);
+					tmpName = sp.getRuntimeName();
+				} catch (IllegalStateException ex) {
+					// JBIDE-13811 fix to avoid IllegalStateExceptions
+					SeamCorePlugin.getDefault().logWarning(ex);
+				}
+				if(rt.getName().equals(tmpName)) {
+					IEclipsePreferences prefs = ((SeamProject)sp).getSeamPreferences();
+					prefs.remove(ISeamProject.RUNTIME_NAME);
+					prefs.put(ISeamProject.RUNTIME_NAME, rt.getName());
+					try {
+						prefs.flush();
+					} catch (BackingStoreException e) {
+						SeamCorePlugin.getPluginLog().logError(e);
+					}
 				}
 			}
 		}