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bug 395259: NPE thrown in LanguageSettingsProviderTab when selecting a newly created configuration

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This commit is contained in:
Andrew Gvozdev 2012-12-01 03:59:26 -05:00
parent 98c42dd5e2
commit 22e5b8c486
1 changed files with 16 additions and 7 deletions
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23
core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/language/settings/providers/LanguageSettingsProviderTab.java
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@ -185,9 +185,7 @@ public class LanguageSettingsProviderTab extends AbstractCPropertyTab {
} else {
ICConfigurationDescription cfgDescription = getConfigurationDescription();
List<ILanguageSettingsProvider> initialProviders = initialProvidersByCfg.get(cfgDescription.getId());
if (initialProviders != null) {
initialProvider = findProvider(id, initialProviders);
}
initialProvider = findProvider(id, initialProviders);
}
return initialProvider;
}
@ -203,7 +201,7 @@ public class LanguageSettingsProviderTab extends AbstractCPropertyTab {
if (!LanguageSettingsManager.isWorkspaceProvider(provider)) {
ICConfigurationDescription cfgDescription = getConfigurationDescription();
List<ILanguageSettingsProvider> initialProviders = initialProvidersByCfg.get(cfgDescription.getId());
isWorkingCopy = ! initialProviders.contains(provider);
isWorkingCopy = initialProviders != null && ! initialProviders.contains(provider);
}
}
@ -325,9 +323,11 @@ public class LanguageSettingsProviderTab extends AbstractCPropertyTab {
* Find provider with a given ID in the list or {@code null}.
*/
private ILanguageSettingsProvider findProvider(String id, List<ILanguageSettingsProvider> providers) {
for (ILanguageSettingsProvider provider : providers) {
if (provider.getId().equals(id)) {
return provider;
if (providers != null) {
for (ILanguageSettingsProvider provider : providers) {
if (provider.getId().equals(id)) {
return provider;
}
}
}
return null;
@ -1073,6 +1073,15 @@ public class LanguageSettingsProviderTab extends AbstractCPropertyTab {
if (!canBeVisible())
return;
ICConfigurationDescription cfgDescription = getConfigurationDescription();
String cfgId = cfgDescription.getId();
if (!initialProvidersByCfg.containsKey(cfgId)) {
if (cfgDescription instanceof ILanguageSettingsProvidersKeeper) {
List<ILanguageSettingsProvider> initialProviders = ((ILanguageSettingsProvidersKeeper) cfgDescription).getLanguageSettingProviders();
initialProvidersByCfg.put(cfgId, initialProviders);
}
}
if (rcDes!=null) {
if (page.isMultiCfg()) {
setAllVisible(false, null);