package com.googlecode.gwt.test.internal.handlers;
import java.util.ArrayList;
import java.util.List;
import com.google.gwt.core.client.GWT;
import com.google.gwt.core.client.GWTBridge;
import com.google.gwt.core.ext.UnableToCompleteException;
import com.googlecode.gwt.test.GwtCreateHandler;
import com.googlecode.gwt.test.GwtLogHandler;
import com.googlecode.gwt.test.GwtTreeLogger;
import com.googlecode.gwt.test.Mock;
import com.googlecode.gwt.test.exceptions.GwtTestDeferredBindingException;
import com.googlecode.gwt.test.exceptions.GwtTestException;
import com.googlecode.gwt.test.exceptions.GwtTestPatchException;
import com.googlecode.gwt.test.internal.AfterTestCallback;
import com.googlecode.gwt.test.internal.AfterTestCallbackManager;
import com.googlecode.gwt.test.internal.GwtConfig;
import com.googlecode.gwt.test.internal.GwtFactory;
import com.googlecode.gwt.test.internal.i18n.LocalizableResourceCreateHandler;
import com.googlecode.gwt.test.internal.resources.ClientBundleCreateHandler;
import com.googlecode.gwt.test.internal.resources.ImageBundleCreateHandler;
import com.googlecode.gwt.test.uibinder.UiBinderCreateHandler;
/**
* gwt-test-utils {@link GWTBridge} implementation, which manages an ordered list of
* GwtCreateHandler where {@link GWT#create(Class)} instructions are delegated. <strong>For internal
* use only.</strong>
*
* @author Gael Lazzari
*
*/
public class GwtTestGWTBridge extends GWTBridge implements AfterTestCallback {
private static final GwtTestGWTBridge INSTANCE = new GwtTestGWTBridge();
public static GwtTestGWTBridge get() {
return INSTANCE;
}
private final List<GwtCreateHandler> addedHandlers;
private final GwtCreateHandler animationSchedulerCreateHandler;
private final GwtCreateHandler autoBeanCreateHandler;
private final GwtCreateHandler cellBasedWidgetImplCreateHandler;
private final GwtCreateHandler clientBundleCreateHander;
private final GwtCreateHandler defaultGwtCreateHandler;
private final GwtCreateHandler deferredReplaceWithCreateHandler;
private final GwtCreateHandler generatorCreateHandler;
private final GwtCreateHandler htmlTableImplCreateHandler;
private final GwtCreateHandler imageBundleCreateHandler;
private final GwtCreateHandler localizableResourceCreateHandler;
private GwtCreateHandler mockCreateHandler;
private final GwtCreateHandler placeHistoryMapperCreateHandler;
private final GwtCreateHandler resizeLayoutPanelImplCreateHandler;
private final TestRemoteServiceCreateHandler testRemoteServiceCreateHandler;
private final GwtCreateHandler uiBinderCreateHandler;
private final WebXmlRemoteServiceCreateHandler webXmlRemoteServiceCreateHandler;
private GwtTestGWTBridge() {
// TODO : all createHandler should be singleton ?
generatorCreateHandler = new GeneratorCreateHandler(GwtFactory.get().getCompilationState(),
GwtFactory.get().getModuleDef());
addedHandlers = new ArrayList<GwtCreateHandler>();
animationSchedulerCreateHandler = new AnimationSchedulerCreateHandler();
autoBeanCreateHandler = new AutoBeanCreateHandler();
cellBasedWidgetImplCreateHandler = new CellBasedWidgetImplCreateHandler();
clientBundleCreateHander = new ClientBundleCreateHandler();
defaultGwtCreateHandler = new DefaultGwtCreateHandler();
deferredReplaceWithCreateHandler = new DeferredReplaceWithCreateHandler();
htmlTableImplCreateHandler = new HTMLTableImplCreateHandler();
imageBundleCreateHandler = new ImageBundleCreateHandler();
localizableResourceCreateHandler = new LocalizableResourceCreateHandler();
placeHistoryMapperCreateHandler = new PlaceHistoryMapperCreateHandler();
resizeLayoutPanelImplCreateHandler = new ResizeLayoutPanelImplCreateHandler();
uiBinderCreateHandler = UiBinderCreateHandler.get();
testRemoteServiceCreateHandler = TestRemoteServiceCreateHandler.get();
webXmlRemoteServiceCreateHandler = new WebXmlRemoteServiceCreateHandler();
AfterTestCallbackManager.get().registerCallback(this);
}
public void addGwtCreateHandler(GwtCreateHandler gwtCreateHandler) {
addedHandlers.add(0, gwtCreateHandler);
}
public void afterTest() throws Throwable {
addedHandlers.clear();
testRemoteServiceCreateHandler.reset();
mockCreateHandler = null;
}
@SuppressWarnings("unchecked")
@Override
public <T> T create(Class<?> classLiteral) {
for (GwtCreateHandler gwtCreateHandler : getGwtCreateHandlers()) {
try {
Object o = gwtCreateHandler.create(classLiteral);
if (o != null) {
return (T) o;
}
} catch (GwtTestException e) {
throw e;
} catch (Exception e) {
if (e instanceof UnableToCompleteException) {
GwtTreeLogger.get().onUnableToCompleteError();
}
throw new GwtTestPatchException("Error while creating instance of '"
+ classLiteral.getName() + "' through '"
+ gwtCreateHandler.getClass().getName() + "' instance", e);
}
}
throw new GwtTestDeferredBindingException("No declared "
+ GwtCreateHandler.class.getSimpleName()
+ " has been able to create an instance of '" + classLiteral.getName()
+ "'. You should add our own with "
+ GwtConfig.get().getModuleRunner().getClass().getSimpleName()
+ ".addGwtCreateHandler(..) method or declared your tested object with @"
+ Mock.class.getSimpleName());
}
@Override
public String getVersion() {
return "GWT by gwt-test-utils";
}
@Override
public boolean isClient() {
return true;
}
@Override
public void log(String message, Throwable e) {
GwtLogHandler logHandler = GwtConfig.get().getModuleRunner().getLogHandler();
if (logHandler != null) {
logHandler.log(message, e);
}
}
public void setMockCreateHandler(GwtCreateHandler mockCreateHandler) {
this.mockCreateHandler = mockCreateHandler;
}
private List<GwtCreateHandler> getGwtCreateHandlers() {
List<GwtCreateHandler> list = new ArrayList<GwtCreateHandler>();
// declared @Mock objects creation
if (mockCreateHandler != null) {
list.add(mockCreateHandler);
}
// than, add all user custom createHandlers
list.addAll(addedHandlers);
// than, add custom deferred 'replace-with' bindings
list.add(deferredReplaceWithCreateHandler);
// finally, add all default gwt-test-utils createHandlers
list.add(localizableResourceCreateHandler);
list.add(clientBundleCreateHander);
list.add(imageBundleCreateHandler);
list.add(htmlTableImplCreateHandler);
list.add(resizeLayoutPanelImplCreateHandler);
list.add(uiBinderCreateHandler);
list.add(testRemoteServiceCreateHandler);
list.add(webXmlRemoteServiceCreateHandler);
list.add(cellBasedWidgetImplCreateHandler);
list.add(animationSchedulerCreateHandler);
list.add(placeHistoryMapperCreateHandler);
list.add(autoBeanCreateHandler);
list.add(defaultGwtCreateHandler);
list.add(generatorCreateHandler);
return list;
}
}