/** Save an object to global plugin's preference store. */
public static void toPreferenceStore(String globalPreferenceKey, Object object) {
final IPreferenceStore prefStore = WorkbenchCorePlugin.getDefault().getPreferenceStore();
try {
prefStore.setValue(globalPreferenceKey, toString(object));
} catch (IOException e) {
Utils.logError(e, false);
}
}
public SaveAttributesAction(String text) {
super(text, IAction.AS_DROP_DOWN_MENU);
setImageDescriptor(WorkbenchCorePlugin.getImageDescriptor("icons/save_e.gif"));
setMenuCreator(
new MenuManagerCreator() {
protected MenuManager createMenu() {
return SaveAttributesAction.this.createMenu();
}
});
}
/**
* Read an object from the global plugin's preference store. May return <code>null</code> if an
* error occurred.
*/
public static <T> T fromPreferenceStore(Class<T> clazz, String globalPreferenceKey) {
final IPreferenceStore prefStore = WorkbenchCorePlugin.getDefault().getPreferenceStore();
final String xml = prefStore.getString(globalPreferenceKey);
if (!StringUtils.isEmpty(xml)) {
try {
return fromString(clazz, xml);
} catch (IOException e) {
Utils.logError(e, false);
}
}
return null;
}
/**
* Removes {@link Internal} non-configuration attributes (such as "resource-lookup") from the
* provided map.
*/
private static void removeInternalNonConfigurationAttributes(
Map<String, Object> attrs, String componentId) {
BindableDescriptor desc = WorkbenchCorePlugin.getDefault().getComponentDescriptor(componentId);
attrs
.keySet()
.removeAll(
desc.flatten()
.only(new InternalAttributePredicate(false))
.attributeDescriptors
.keySet());
}
/**
* @return Returns the filename hint for an attribute set. The first take is the attribute sets
* resource associated with the algorithm. If this fails, we try to name the file after the
* algorithm itself.
*/
static IPath getDefaultHint(String componentId, String prefix) {
final ProcessingComponentDescriptor component =
WorkbenchCorePlugin.getDefault().getComponent(componentId);
String nameHint = component.getAttributeSetsResource();
if (StringUtils.isBlank(nameHint)) {
// Try a fallback.
nameHint = FileDialogs.sanitizeFileName(prefix + componentId + "-attributes.xml");
}
return new Path(nameHint);
}
/** Default attribute value set for a given component. */
@SuppressWarnings("unchecked")
static AttributeValueSet getDefaultAttributeValueSet(String componentId) {
BindableDescriptor desc = WorkbenchCorePlugin.getDefault().getComponentDescriptor(componentId);
final HashMap<String, Object> defaults = Maps.newHashMap();
for (Map.Entry<String, AttributeDescriptor> e :
desc.flatten().only(Input.class).attributeDescriptors.entrySet()) {
defaults.put(e.getKey(), e.getValue().defaultValue);
}
removeSpecialKeys(defaults);
removeInternalNonConfigurationAttributes(defaults, componentId);
AttributeValueSet result = new AttributeValueSet("defaults");
result.setAttributeValues(defaults);
return result;
}
