Example usage for com.google.gwt.core.ext.typeinfo JParameter isAnnotationPresent

List of usage examples for com.google.gwt.core.ext.typeinfo JParameter isAnnotationPresent

Introduction

In this page you can find the example usage for com.google.gwt.core.ext.typeinfo JParameter isAnnotationPresent.

Prototype

boolean isAnnotationPresent(Class<? extends Annotation> annotationClass);

Source Link

Document

Returns true if this item has an annotation of the specified type.

Usage

From source file:com.github.nmorel.gwtjackson.rebind.bean.BeanProcessor.java

License:Apache License

private static <T extends Annotation> boolean isAllParametersAnnotatedWith(JAbstractMethod method,
        Class<T> annotation) {
    for (JParameter parameter : method.getParameters()) {
        if (!parameter.isAnnotationPresent(annotation)) {
            return false;
        }/*from   ww w  . ja v a2 s  . c  o  m*/
    }

    return true;
}

From source file:com.google.code.gwt.rest.rebind.RestRequestFactoryGenerator.java

License:Apache License

@Override
public String generate(TreeLogger logger, GeneratorContext context, String typeName)
        throws UnableToCompleteException {
    TypeOracle oracle = context.getTypeOracle();
    JClassType type = oracle.findType(typeName);
    logger.log(logLevel, "create type " + type);

    String packageName = type.getPackage().getName();
    String simpleSourceName = type.getName().replace('.', '_') + "Impl";

    PrintWriter pw = context.tryCreate(logger, packageName, simpleSourceName);

    if (pw == null) {
        return packageName + "." + simpleSourceName;
    }/*  w w w .j av  a2 s.c om*/

    ClassSourceFileComposerFactory factory = createClassSourceFileComposerFactory(typeName, packageName,
            simpleSourceName);

    SourceWriter sw = factory.createSourceWriter(context, pw);

    Map<String, Object> contextMap = createContextMethod();

    StringBuilder converters = new StringBuilder();
    StringBuilder factoryMethods = new StringBuilder();

    for (JMethod method : type.getMethods()) {

        if (method.getParameters().length != 0) {
            logger.log(Type.ERROR, " Factory Method must be zero paraemeter method. " + method);
            return null;
        }

        JClassType requestClass = method.getReturnType().isInterface();

        String implClassName = requestClass.getSimpleSourceName() + "_Impl";
        contextMap.put("returnType", requestClass.getQualifiedSourceName());
        contextMap.put("methodName", method.getName());
        contextMap.put("implClassName", implClassName);
        StringBuilder methods = new StringBuilder();

        String baseUrl = resolveBaseUrl(requestClass);

        for (JMethod requestClassMethod : requestClass.getMethods()) {
            URLMapping mapping = requestClassMethod.getAnnotation(URLMapping.class);
            if (mapping == null) {
                logger.log(Type.ERROR, "method " + requestClassMethod + " don't have "
                        + URLMapping.class.getSimpleName() + " annotation.");
                throw new IllegalArgumentException();
            }

            SimpleTemplate requestClassMethodTemplate = selectRequestMethodTemplate(
                    requestClassMethod.getReturnType().isInterface());

            String url = baseUrl + mapping.value();
            String restMethod = mapping.method().name().toLowerCase();

            contextMap.put("url", url);
            contextMap.put("restMethod", restMethod);
            JParameterizedType jtype = requestClassMethod.getReturnType().isParameterized();
            if (jtype != null) {
                contextMap.put("implReturnType", jtype.getQualifiedSourceName());
            } else {
                contextMap.put("implReturnType", JavaScriptObject.class.getName());
            }
            contextMap.put("beanType", requestClassMethod.getReturnType().isParameterized().getTypeArgs()[0]
                    .getQualifiedSourceName());
            contextMap.put("impleMethodName", requestClassMethod.getName());

            String parameters = "";
            String bindingLogic = "";
            int i = 0;
            for (JParameter parameter : requestClassMethod.getParameters()) {
                if (i != 0) {
                    parameters += ",";
                }
                parameters += parameter.getType().getQualifiedSourceName() + " arg" + i;
                if (parameter.isAnnotationPresent(URLParam.class)) {

                    contextMap.put("key", parameter.getAnnotation(URLParam.class).value());
                    contextMap.put("parameter", "arg" + i);
                    bindingLogic += CALL_PATH_BINDING.resolve(contextMap);

                } else if (parameter.isAnnotationPresent(QueryParam.class)) {
                    contextMap.put("key", parameter.getAnnotation(QueryParam.class).value());
                    contextMap.put("parameter", "arg" + i);
                    bindingLogic += CALL_QUERY_BINDING.resolve(contextMap);

                } else {
                    contextMap.put("parameter", "arg" + i);
                    contextMap.put("parameterType", parameter.getType().getQualifiedSourceName());

                    bindingLogic += CALL_CONVERTER.resolve(contextMap);
                    converters.append(CONVERTER.resolve(contextMap));
                }
                i++;
            }

            contextMap.put("parameters", parameters);
            contextMap.put("bindingLogic", bindingLogic);
            methods.append(requestClassMethodTemplate.resolve(contextMap));
        }

        contextMap.put("methods", methods);
        String classImpl;
        if (method.getReturnType().getQualifiedSourceName().equals(RestRequestClient.class.getName())) {

        }

        classImpl = REQUEST_CLASS.resolve(contextMap);

        contextMap.put("classImpl", classImpl);
        factoryMethods.append(FACTORY_METHOD.resolve(contextMap));
    }

    contextMap.put("factoryMethods", factoryMethods.toString());
    contextMap.put("converters", converters.toString());

    logger.log(logLevel, "create class \n" + MAIN_CLASS.resolve(contextMap));
    sw.print(MAIN_CLASS.resolve(contextMap));

    sw.commit(logger);
    return packageName + "." + simpleSourceName;
}

From source file:com.guit.rebind.binder.GuitBinderGenerator.java

License:Apache License

private void printViewBindingMethods(SourceWriter writer, JClassType presenterType, String viewTypeName,
        HashMap<String, JType> validBindingFieldsTypes) throws UnableToCompleteException {

    Set<String> validBindingFields = validBindingFieldsTypes.keySet();

    JPackage contextEventsPackage = getPackage(presenterType.getPackage().getName() + ".event");

    ArrayList<JMethod> methods = new ArrayList<JMethod>();
    findAllMethods(presenterType, methods);

    for (JMethod m : methods) {
        String name = m.getName();
        if (m.isAnnotationPresent(ViewHandler.class)) {
            validateHandler(m, name, presenterType.getQualifiedSourceName());

            String eventName;/*from   ww w .jav  a  2 s  .  co  m*/
            ViewHandler viewHandlerAnnotation = m.getAnnotation(ViewHandler.class);
            JClassType eventType = getType(viewHandlerAnnotation.event().getCanonicalName());

            boolean fieldsAreElements = false;
            Set<String> bindingFields = null;
            boolean addHandlerToView = false;
            if (viewHandlerAnnotation.fields().length == 0) {
                if (name.startsWith("$")) {
                    // Direct view binding
                    eventName = name.substring(1);

                    addHandlerToView = true;
                } else {
                    // View fields binding
                    String[] nameParts = name.split("[$]");

                    // Check the name format
                    if (nameParts.length < 2) {
                        error("The method %s on the class %s have a bad binding format. It should be: "
                                + "'{viewField}${eventName}' or for binding multiple fields: '{viewField1}${viewField2}${eventName}'",
                                name, presenterType.getQualifiedSourceName());
                    }

                    // Check that the binding fields are valid
                    bindingFields = new HashSet<String>();
                    for (int n = 0; n < nameParts.length - 1; n++) {
                        if (!validBindingFields.contains(nameParts[n])) {
                            error("The field %s on the class %s is not a valid binding field. It must be public or protected and not static",
                                    nameParts[n], presenterType);
                        }
                        bindingFields.add(nameParts[n]);
                    }

                    eventName = nameParts[nameParts.length - 1]; // last
                    // token
                }

                // Check the event type and name convention
                if (eventType.equals(gwtEventType)) {
                    eventType = getEventByName(eventName, contextEventsPackage);
                    if (eventType == null) {
                        error("There is no context, dom or shared event with the name '%s'. Binding method: '%s' in class: '%s'",
                                eventName, name, presenterType.getQualifiedSourceName());
                    }
                } else {
                    // Check that the method name correspond to the event
                    // type
                    String eventNameToEventClassName = eventNameToEventClassName(eventName);
                    if (!eventNameToEventClassName.equals(eventType.getSimpleSourceName())) {
                        error("The method '%s' in the class '%s' have a typo in the name. The last token should be : ..$%s() {.. ",
                                name, presenterType.getQualifiedSourceName(), eventName);
                    }
                }
            } else {
                String[] fields = viewHandlerAnnotation.fields();
                bindingFields = new HashSet<String>();
                for (String f : fields) {
                    if (f.isEmpty()) {
                        addHandlerToView = true;
                    } else {
                        if (!validBindingFields.contains(f)) {
                            error("The field %s on the class %s is not a valid binding field. It must be public or protected and not static",
                                    f, presenterType);
                        }
                        bindingFields.add(f);
                    }
                }

                if (eventType.equals(gwtEventType)) {
                    error("When using ViewFields you must specify the event class in the Handler annotation. Found: %s.%s",
                            presenterType.getQualifiedSourceName(), name);
                }

                eventName = eventClassNameToEventName(eventType.getSimpleSourceName());
            }

            // If any field is an element all of them should be otherwise none
            // of them
            int widgetCount = 0;
            JClassType widgetJType = getType(Widget.class.getCanonicalName());
            JClassType isWidgetJType = getType(IsWidget.class.getCanonicalName());
            for (String f : bindingFields) {
                JClassType classOrInterface = validBindingFieldsTypes.get(f).isClassOrInterface();
                if (classOrInterface.isAssignableTo(widgetJType)
                        || classOrInterface.isAssignableTo(isWidgetJType)) {
                    widgetCount++;
                }
            }

            if (widgetCount != bindingFields.size() && widgetCount != 0) {
                error("Not all fields on the class %s.%s are either all elements or all widgets. You cannot bind elements and widgets on the same handler",
                        presenterType, name);
            }
            fieldsAreElements = widgetCount == 0;

            /**
             * Find parameters bindings. The binding can be with the event(cannot have anidation of
             * getters):'getter'->'getGetter()' or with the view:'$getter'->'view.getGetter()' or with a
             * view field '{viewField$getter}'->'view.viewField.getGetter();', this last two ones will
             * support anidation: '{viewField$getter$another}'->'view.viewField.getGetter().getAnother (
             * ) ; '
             **/
            StringBuilder bindingParameters = new StringBuilder();
            JParameter[] parameters = m.getParameters();
            ArrayList<String> parameterStrings = new ArrayList<String>();
            for (JParameter p : parameters) {
                String parameter = p.getName();
                JType parameterType = p.getType();
                if (bindingParameters.length() > 0) {
                    bindingParameters.append(", ");
                }

                int initlenght = bindingParameters.length();

                // Implicit cast
                bindingParameters.append(
                        "(" + parameterType.getErasedType().getParameterizedQualifiedSourceName() + ")");

                String getter = "get";

                // Check if it is a boolean then the getter is 'is' not
                // 'get'
                JPrimitiveType parameterTypeIsPrimitive = parameterType.isPrimitive();
                if (parameterTypeIsPrimitive != null
                        && parameterTypeIsPrimitive.equals(JPrimitiveType.BOOLEAN)) {
                    getter = "is";
                }

                if (p.getName().equals("event")) {
                    bindingParameters.append("event");
                } else if (p.isAnnotationPresent(Attribute.class)) {
                    // Only valid for domEvents
                    if (!eventType.isAssignableTo(hasNativeEventType)) {
                        error("Attributes binding are only valid for DomEvents. Found: %s.%s in parameter: %s",
                                presenterType.getQualifiedSourceName(), name, parameter);
                    }

                    String parameterTypeQualifiedSourceName = parameterType.getQualifiedSourceName();
                    boolean isString = parameterTypeQualifiedSourceName.equals(STRINGCANONICALNAME);
                    if (!isString) {
                        bindingParameters.append(parameterTypeQualifiedSourceName + ".valueOf(");
                    }
                    bindingParameters.append("((" + Element.class.getCanonicalName()
                            + ")event.getNativeEvent().getEventTarget().cast()).getAttribute(\"" + parameter
                            + "\")");
                    if (!isString) {
                        bindingParameters.append(")");
                    }
                } else if (parameter.indexOf("$") == -1) {
                    // Event binding
                    bindingParameters.append("event.");
                    bindingParameters.append(getter);
                    bindingParameters.append(capitalize(parameter));
                    bindingParameters.append("()");
                } else {
                    // Event binding nested binding
                    String[] parameterParts = parameter.split("[$]");

                    bindingParameters.append("event");
                    for (int n = 0; n < parameterParts.length - 1; n++) {
                        bindingParameters.append(".get");
                        bindingParameters.append(capitalize(parameterParts[n]));
                        bindingParameters.append("()");
                    }

                    bindingParameters.append(".");
                    bindingParameters.append(getter);
                    bindingParameters.append(capitalize(parameterParts[parameterParts.length - 1]));
                    bindingParameters.append("()");
                }

                parameterStrings.add(bindingParameters.substring(initlenght, bindingParameters.length()));
            }

            // Get event handler name
            JClassType handlerType = getHandlerForEvent(eventType);
            if (handlerType == null) {
                error("Parameter '%s' is not an event (subclass of GwtEvent).", eventType.getName());
            }

            // Retrieves the single method (usually 'onSomething') related
            // to all
            // handlers. Ex: onClick in ClickHandler, onBlur in BlurHandler
            // ...
            JMethod[] handlerMethods = handlerType.getMethods();
            if (handlerMethods.length != 1) {
                error("'%s' has more than one method defined.", handlerType.getName());
            }

            // 'onSomething' method
            JMethod handlerOnMethod = handlerMethods[0];

            String methodName = name;
            String handlerTypeName = handlerType.getQualifiedSourceName();

            GwtPresenter presenterAnnotation = presenterType.getAnnotation(GwtPresenter.class);
            boolean isElemental = presenterAnnotation != null && presenterAnnotation.elemental();

            // Write handler
            SourceWriter eventHandlerWriter = new StringSourceWriter();
            if (!fieldsAreElements) {
                eventHandlerWriter.println("new " + handlerTypeName + "() {");
                eventHandlerWriter.indent();
                eventHandlerWriter.println("public void " + handlerOnMethod.getName() + "(final "
                        + eventType.getQualifiedSourceName() + " event) {");
                eventHandlerWriter.indent();
            } else if (isElemental) {
                eventHandlerWriter.println("new elemental.events.EventListener() {");
                eventHandlerWriter.println("  @Override");
                eventHandlerWriter.println("  public void handleEvent(elemental.events.Event event) {");
            } else {
                eventHandlerWriter
                        .println("new " + com.guit.client.dom.EventHandler.class.getCanonicalName() + "() {");
                eventHandlerWriter.indent();
                eventHandlerWriter
                        .println("public void onEvent(" + Event.class.getCanonicalName() + " event_) {");
                eventHandlerWriter.println("  " + EventImpl.class.getCanonicalName() + " event = ("
                        + EventImpl.class.getCanonicalName() + ") event_;");
                eventHandlerWriter.indent();
            }

            String bindingParametersString = bindingParameters.toString();

            // Process contributors
            BinderContextImpl binderContext = processMethodContributors(presenterType, null, null, viewTypeName,
                    m, eventType, parameterStrings.toArray(new String[parameterStrings.size()]));

            StringSourceWriter handlerWriter = new StringSourceWriter();

            handlerWriter
                    .println("if (" + LogConfiguration.class.getCanonicalName() + ".loggingIsEnabled()) {");
            handlerWriter.println(Logger.class.getCanonicalName() + ".getLogger(\"Binder\").info(\""
                    + binderContext.getLog() + "\");");
            handlerWriter.println("}");

            handlerWriter.print("presenter." + methodName + "(");
            handlerWriter.print(bindingParametersString);
            handlerWriter.println(");");

            eventHandlerWriter.println(binderContext.build(handlerWriter));

            eventHandlerWriter.outdent();
            eventHandlerWriter.println("}");
            eventHandlerWriter.outdent();
            eventHandlerWriter.print("}");

            if (fieldsAreElements) {
                if (bindingFields != null) {
                    writer.print("final "
                            + (isElemental ? EventListener.class.getCanonicalName()
                                    : com.guit.client.dom.EventHandler.class.getCanonicalName())
                            + " " + methodName + "$" + eventName + " =");
                    writer.print(eventHandlerWriter.toString());
                    writer.println(";");

                    for (String f : bindingFields) {
                        String eventNameLower = eventName.toLowerCase();
                        boolean isTouchStart = eventNameLower.equals("touchstart");
                        boolean isTouchEnd = eventNameLower.equals("touchend");
                        if (isTouchStart || isTouchEnd) {
                            writer.println("if (com.google.gwt.event.dom.client.TouchEvent.isSupported()) {");
                        }
                        if (isElemental) {
                            writer.println("presenter." + f + ".setOn" + eventNameLower + "(" + methodName + "$"
                                    + eventName + ");");
                        } else {
                            writer.println("bindings.add(new " + ElementImpl.class.getCanonicalName() + "(view."
                                    + f + ")." + eventNameLower + "(" + methodName + "$" + eventName + "));");
                        }
                        if (isTouchStart || isTouchEnd) {
                            writer.println("} else {");

                            if (isElemental) {
                                writer.println("presenter." + f + ".setOnmouse" + (isTouchStart ? "down" : "up")
                                        + "(" + methodName + "$" + eventName + ");");
                            } else {
                                writer.println("bindings.add(new " + ElementImpl.class.getCanonicalName()
                                        + "(view." + f + ")." + (isTouchStart ? "mousedown" : "mouseup") + "("
                                        + methodName + "$" + eventName + "));");
                            }

                            writer.print("}");
                        }
                    }
                }
            } else if (viewHandlerAnnotation.force()) {
                String addMethodName = "addDomHandler";
                String eventTypeGetter = eventType.getQualifiedSourceName() + ".";
                JField typeField = eventType.getField("TYPE");
                if (typeField != null && typeField.isStatic() && typeField.isPublic()) {
                    eventTypeGetter += "TYPE";
                } else {
                    eventTypeGetter += "getType()";
                }
                if (bindingFields != null) {
                    writer.print("final " + handlerTypeName + " " + methodName + " =");
                    writer.print(eventHandlerWriter.toString());
                    writer.println(";");

                    for (String f : bindingFields) {
                        writer.println("bindings.add(view." + f + "." + addMethodName + "(" + methodName + ", "
                                + eventTypeGetter + "));");
                    }
                }

                if (addHandlerToView) {
                    writer.print("bindings.add(view." + addMethodName + "(" + eventHandlerWriter.toString()
                            + ", " + eventTypeGetter + "));");
                }
            } else {
                String addMethodName = "add" + eventName.substring(0, 1).toUpperCase() + eventName.substring(1)
                        + "Handler";
                if (bindingFields != null) {
                    writer.print("final " + handlerTypeName + " " + methodName + " =");
                    writer.print(eventHandlerWriter.toString());
                    writer.println(";");

                    for (String f : bindingFields) {

                        // Small patch for touch events
                        if (addMethodName.equals("addTouchStartHandler") && parameters.length == 0) {
                            writer.println("if (!com.google.gwt.event.dom.client.TouchEvent.isSupported()) {");
                            writer.println("bindings.add(view." + f + ".addMouseDownHandler(new "
                                    + MouseDownHandler.class.getCanonicalName() + "(){public void onMouseDown("
                                    + MouseDownEvent.class.getCanonicalName() + " event){presenter."
                                    + methodName + "();} }" + "));");
                            writer.println("}");
                        }

                        if (addMethodName.equals("addTouchEndHandler") && parameters.length == 0) {
                            writer.println("if (!com.google.gwt.event.dom.client.TouchEvent.isSupported()) {");
                            writer.println("bindings.add(view." + f + ".addMouseUpHandler(new "
                                    + MouseUpHandler.class.getCanonicalName() + "(){public void onMouseUp("
                                    + MouseUpEvent.class.getCanonicalName() + " event){presenter." + methodName
                                    + "();} }" + "));");
                            writer.println("}");
                        }
                        writer.println(
                                "bindings.add(view." + f + "." + addMethodName + "(" + methodName + "));");
                    }
                }

                if (addHandlerToView) {
                    writer.print(
                            "bindings.add(view." + addMethodName + "(" + eventHandlerWriter.toString() + "));");
                }
            }
        } else {
            for (Annotation a : m.getAnnotations()) {
                Class<? extends Annotation> annotationType = a.annotationType();
                if (annotationType.isAnnotationPresent(Plugin.class)) {
                    String[] nameParts = name.split("[$]");

                    // Check that the binding fields are valid
                    StringBuilder fields = new StringBuilder();
                    for (int n = 0; n < nameParts.length - 1; n++) {
                        if (!validBindingFields.contains(nameParts[n])) {
                            error("The field %s on the class %s is not a valid binding field. It must be public or protected and not static",
                                    nameParts[n], presenterType);
                        }
                        if (fields.length() > 0) {
                            fields.append(",");
                        }
                        fields.append("view." + nameParts[n]);
                    }

                    Class<?> handler = annotationType.getAnnotation(Plugin.class).value();
                    writer.println("new " + handler.getCanonicalName()
                            + "().install(new com.google.gwt.user.client.Command() {");
                    writer.println("@Override");
                    writer.println("public void execute() {");
                    writer.println("  presenter." + m.getName() + "();");
                    writer.println("}");
                    writer.println("}, new Object[]{");
                    writer.println(fields.toString() + "});");
                }
            }
        }
    }
}

From source file:com.guit.rebind.binder.GuitBinderGenerator.java

License:Apache License

private void printViewFieldBindings(SourceWriter writer, JClassType presenterType, String viewTypeName,
        HashMap<String, JType> validBindingFieldsType, ArrayList<JField> fields)
        throws UnableToCompleteException {

    Set<String> validBindingFields = validBindingFieldsType.keySet();

    JClassType viewAccesorType = getType(ViewAccesor.class.getCanonicalName());

    ArrayList<JField> superFields = new ArrayList<JField>();
    collectAllFields(presenterType.getSuperclass(), superFields);

    JClassType elementDomType = getType(com.guit.client.dom.Element.class.getCanonicalName());

    for (JField f : fields) {
        if (f.isAnnotationPresent(ViewField.class)) {
            // Check for repetided fields
            if (f.getType().isClassOrInterface().isAssignableTo(elementDomType)) {
                if (superFields.contains(f)) {

                }/*from w w w.  j a v  a2  s. c  o m*/
            }

            String name = f.getName();
            ViewField viewField = f.getAnnotation(ViewField.class);
            String viewName = viewField.name();
            if (viewName.isEmpty()) {
                viewName = name;
            }
            if (!validBindingFields.contains(viewName)) {
                error("The field '%s' do not exists. Found: %s.%s", viewName,
                        presenterType.getQualifiedSourceName(), name);
            }

            JClassType type = f.getType().isClassOrInterface();
            // if (type.isInterface() == null && !viewField.provided()) {
            // error("A ViewField must be an interface. Found: %s.%s", presenterType
            // .getQualifiedSourceName(), name);
            // }

            if (type.isAssignableTo(viewAccesorType)) {
                writer.println("{");
                writer.indent();
                if (!type.isAnnotationPresent(Implementation.class)) {
                    writer.println(type.getQualifiedSourceName() + " accesor = "
                            + GinOracle.getProvidedInstance(type.getQualifiedSourceName()) + ".get();");
                } else {

                    JClassType implementation = getType(
                            type.getAnnotation(Implementation.class).value().getCanonicalName());

                    // If they are parameterized look for the base type
                    JParameterizedType implementationParameterized = implementation.isParameterized();
                    if (implementationParameterized != null) {
                        implementation = implementationParameterized.getBaseType();
                    }
                    JParameterizedType typeParameterized = type.isParameterized();
                    if (typeParameterized != null) {
                        type = typeParameterized.getBaseType();
                    }

                    // Verify that they are assignable
                    if (!implementation.isAssignableTo(type)) {
                        error("An implementation of a ViewAccesor must implement the ViewAccesor interface. Found: %s",
                                implementation.getQualifiedSourceName());
                    }
                    writer.println(type.getQualifiedSourceName() + " accesor = new "
                            + implementation.getQualifiedSourceName() + "();");
                }

                writer.println("accesor.setTarget(view." + viewName + ");");
                writer.println("presenter." + name + " = accesor;");
                writer.outdent();
                writer.print("}");
                writer.println();
            } else if (type == null
                    || type.isAssignableFrom(validBindingFieldsType.get(viewName).isClassOrInterface())
                    || type.getQualifiedSourceName().startsWith("elemental.")) {
                String qualifiedSourceName = f.getType().getQualifiedSourceName();
                writer.println("presenter." + name + " = (" + qualifiedSourceName + ") view." + viewName + ";");
                writer.println();
            } else {
                // Interface emulation (without exceptions)
                writer.println(
                        "presenter." + name + " = new " + type.getParameterizedQualifiedSourceName() + "() {");
                writer.indent();

                ArrayList<JMethod> methods = new ArrayList<JMethod>();
                findAllMethods(type, methods);
                for (JMethod m : methods) {
                    writer.print(m.getReadableDeclaration(false, true, true, true, true));
                    writer.println("{");
                    writer.indent();

                    // Find the parameters
                    StringBuilder callParameters = new StringBuilder();
                    for (JParameter p : m.getParameters()) {
                        if (callParameters.length() > 0) {
                            callParameters.append(", ");
                        }
                        if (p.isAnnotationPresent(ImplicitCast.class)) {
                            callParameters.append("(");
                            callParameters
                                    .append(p.getAnnotation(ImplicitCast.class).value().getCanonicalName());
                            callParameters.append(") ");
                        }
                        callParameters.append(p.getName());
                    }

                    JType returnType = m.getReturnType();
                    if (!returnType.equals(JPrimitiveType.VOID)) {
                        writer.print("return ");

                        // Implicit cast
                        writer.print("(" + returnType.getParameterizedQualifiedSourceName() + ")");
                    }

                    writer.indent();
                    writer.println(createdClassName + ".this.view." + viewName + "." + m.getName() + "("
                            + callParameters.toString() + ");");
                    writer.outdent();

                    writer.outdent();
                    writer.println("}");
                    writer.println();
                }

                // Get .equals working on emulated interfaces for
                // event.getSource() comparations
                writer.println("@Override");
                writer.println("public boolean equals(Object obj) {");
                writer.indent();
                writer.println("return view." + viewName + ".equals(obj);");
                writer.outdent();
                writer.println("}");
                writer.println();

                writer.outdent();
                writer.println("};");
            }
        }
    }
}

From source file:com.gwtplatform.dispatch.rebind.RestActionGenerator.java

License:Apache License

private Boolean hasAnnotationFrom(JParameter parameter,
        List<Class<? extends Annotation>> restrictedAnnotations) {
    for (Class<? extends Annotation> restrictedAnnotation : restrictedAnnotations) {
        if (parameter.isAnnotationPresent(restrictedAnnotation)) {
            return true;
        }//from w  w w .jav  a  2 s. co m
    }

    return false;
}

From source file:com.gwtplatform.dispatch.rest.rebind.action.RestActionGenerator.java

License:Apache License

@Override
public boolean canGenerate(ActionContext context) {
    setContext(context);//  w  w  w  .  j  a va 2  s .c  o  m

    int potentialBodyParametersCount = 0;
    boolean formParamDetected = false;

    List<JParameter> parameters = findAllParameters(context.getMethodContext());
    for (JParameter parameter : parameters) {
        boolean isValidHttpParam = httpParameterFactory.validate(parameter);

        formParamDetected |= parameter.isAnnotationPresent(FORM.getAnnotationClass());
        if (!isValidHttpParam && !isHttpParameter(parameter)) {
            ++potentialBodyParametersCount;
        }
    }

    return findPotentialErrors(potentialBodyParametersCount, formParamDetected);
}

From source file:com.gwtplatform.dispatch.rest.rebind.ActionGenerator.java

License:Apache License

private <T extends Annotation> void buildParamList(List<JParameter> parameters, Class<T> annotationClass,
        AnnotationValueResolver<T> annotationValueResolver, List<AnnotatedMethodParameter> destination)
        throws UnableToCompleteException {
    List<Class<? extends Annotation>> restrictedAnnotations = getRestrictedAnnotations(annotationClass);

    for (JParameter parameter : parameters) {
        T parameterAnnotation = parameter.getAnnotation(annotationClass);

        if (parameterAnnotation != null) {
            if (hasAnnotationFrom(parameter, restrictedAnnotations)) {
                getLogger()//from w  w w  .  j av  a 2 s  . co  m
                        .die(String.format(MANY_REST_ANNOTATIONS, actionMethod.getName(), parameter.getName()));
            }
            if (parameter.isAnnotationPresent(DateFormat.class) && !isDate(parameter)) {
                getLogger()
                        .die(String.format(DATE_FORMAT_NOT_DATE, actionMethod.getName(), parameter.getName()));
            }

            String value = annotationValueResolver.resolve(parameterAnnotation);
            destination.add(new AnnotatedMethodParameter(parameter, value));
        }
    }
}

From source file:com.gwtplatform.dispatch.rest.rebind.parameter.HttpParameterFactory.java

License:Apache License

public boolean validate(JParameter parameter) {
    int annotationsCount = 0;
    for (HttpParameterType type : HttpParameterType.values()) {
        if (parameter.isAnnotationPresent(type.getAnnotationClass())) {
            ++annotationsCount;/*from  www  . ja v  a2 s.  c o  m*/
        }
    }

    // Those cases are errors, better stop and report now
    if (annotationsCount > 1) {
        error(parameter, MANY_REST_ANNOTATIONS);
    } else if (parameter.isAnnotationPresent(DateFormat.class) && !isDate(parameter)) {
        error(parameter, DATE_FORMAT_NOT_DATE);
    }

    // No annotations is not valid, but is valid for body params
    return annotationsCount == 1;
}

From source file:com.gwtplatform.dispatch.rest.rebind.parameter.HttpParameterFactory.java

License:Apache License

private HttpParameterType findParameterType(JParameter parameter) {
    HttpParameterType type = null;/* www . j a  v a  2s.  co m*/
    for (HttpParameterType enumType : HttpParameterType.values()) {
        if (parameter.isAnnotationPresent(enumType.getAnnotationClass())) {
            type = enumType;
        }
    }

    return type;
}

From source file:com.gwtplatform.dispatch.rest.rebind.parameter.HttpParameterFactory.java

License:Apache License

private String extractDateFormat(JParameter parameter) {
    String format = null;//  w  w  w.ja  v a  2  s.  co m
    if (parameter.isAnnotationPresent(DateFormat.class)) {
        format = parameter.getAnnotation(DateFormat.class).value();
    }

    return format;
}