protected void addAsyncBlockLoader(AsyncBundleLoader loader) {
String name = loader.getName();
asyncBlockLoaders.put(name, loader);
String[] indentifiers = loader.getIndentifiers();
for (String identifier : indentifiers) {
identifierToBundle.put(identifier, name);
}
}
public boolean isBundleLoaded(String bundleName) {
AsyncBundleLoader loader = asyncBlockLoaders.get(bundleName);
if (loader == null) {
throw new IllegalArgumentException("Bundle " + bundleName + " not recognized");
}
return loader.getState() == State.LOADED;
}
public void setLoaded(String packageName) {
List<BundleLoadCallback> callbacks = asyncBlockLoaders.get(packageName).setLoaded();
for (BundleLoadCallback callback : callbacks) {
if (callback != null) {
callback.loaded();
}
}
}
public void setLoadFailure(String bundleName, Throwable reason) {
reason =
new RuntimeException(
"Failed to load bundle " + bundleName + ": " + reason.getMessage(), reason);
List<BundleLoadCallback> callbacks = asyncBlockLoaders.get(bundleName).setError(reason);
for (BundleLoadCallback callback : callbacks) {
callback.failed(reason);
}
}
public void loadBundle(String packageName, BundleLoadCallback callback) {
AsyncBundleLoader loader = asyncBlockLoaders.get(packageName);
switch (loader.getState()) {
case NOT_STARTED:
loader.load(callback, getTypeDataStore());
break;
case LOADING:
loader.addCallback(callback);
break;
case LOADED:
if (callback != null) {
callback.loaded();
}
break;
case ERROR:
if (callback != null) {
callback.failed(loader.getError());
}
}
}
public abstract class ConnectorBundleLoader {
public static class CValUiInfo {
public final String widgetset;
public final String product;
public final String version;
public final String type;
public CValUiInfo(String product, String version, String widgetset, String type) {
this.product = product;
this.version = version;
this.widgetset = widgetset;
this.type = type;
}
}
public static final String EAGER_BUNDLE_NAME = "__eager";
public static final String DEFERRED_BUNDLE_NAME = "__deferred";
private static ConnectorBundleLoader impl;
private FastStringMap<AsyncBundleLoader> asyncBlockLoaders = FastStringMap.create();
private FastStringMap<String> identifierToBundle = FastStringMap.create();
private final TypeDataStore datStore = new TypeDataStore();
public ConnectorBundleLoader() {
init();
}
public TypeDataStore getTypeDataStore() {
return datStore;
}
public static ConnectorBundleLoader get() {
if (impl == null) {
impl = GWT.create(ConnectorBundleLoader.class);
}
return impl;
}
public void loadBundle(String packageName, BundleLoadCallback callback) {
AsyncBundleLoader loader = asyncBlockLoaders.get(packageName);
switch (loader.getState()) {
case NOT_STARTED:
loader.load(callback, getTypeDataStore());
break;
case LOADING:
loader.addCallback(callback);
break;
case LOADED:
if (callback != null) {
callback.loaded();
}
break;
case ERROR:
if (callback != null) {
callback.failed(loader.getError());
}
}
}
public boolean isBundleLoaded(String bundleName) {
AsyncBundleLoader loader = asyncBlockLoaders.get(bundleName);
if (loader == null) {
throw new IllegalArgumentException("Bundle " + bundleName + " not recognized");
}
return loader.getState() == State.LOADED;
}
public void setLoaded(String packageName) {
List<BundleLoadCallback> callbacks = asyncBlockLoaders.get(packageName).setLoaded();
for (BundleLoadCallback callback : callbacks) {
if (callback != null) {
callback.loaded();
}
}
}
public void setLoadFailure(String bundleName, Throwable reason) {
reason =
new RuntimeException(
"Failed to load bundle " + bundleName + ": " + reason.getMessage(), reason);
List<BundleLoadCallback> callbacks = asyncBlockLoaders.get(bundleName).setError(reason);
for (BundleLoadCallback callback : callbacks) {
callback.failed(reason);
}
}
public String getBundleForIdentifier(String identifier) {
return identifierToBundle.get(identifier);
}
protected void addAsyncBlockLoader(AsyncBundleLoader loader) {
String name = loader.getName();
asyncBlockLoaders.put(name, loader);
String[] indentifiers = loader.getIndentifiers();
for (String identifier : indentifiers) {
identifierToBundle.put(identifier, name);
}
}
public abstract void init();
protected List<CValUiInfo> cvals = new ArrayList<CValUiInfo>();
public void cval(String typeName) {
if (!cvals.isEmpty()) {
String msg = "";
for (CValUiInfo c : cvals) {
String ns = c.widgetset.replaceFirst("\\.[^\\.]+$", "");
if (typeName.startsWith(ns)) {
cvals.remove(c);
msg += c.product + " " + c.version + "<br/>";
}
}
if (!msg.isEmpty()) {
// We need a widget for using VNotification, using the
// context-menu parent. Is there an easy way?
Widget w =
ApplicationConfiguration.getRunningApplications().get(0).getContextMenu().getParent();
VNotification n = VNotification.createNotification(0, w);
n.setWidget(new HTML("Using Evaluation License of:<br/>" + msg));
n.show(Position.BOTTOM_RIGHT);
}
}
}
}
public String getBundleForIdentifier(String identifier) {
return identifierToBundle.get(identifier);
}