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/*
 * Copyright 2014 ArcBees Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */

package com.gwtplatform.dispatch.rest.rebind.events;

import com.gwtplatform.dispatch.rest.rebind.events.RegisterGinBindingEvent.RegisterGinBindingListener;
import com.gwtplatform.dispatch.rest.rebind.utils.ClassDefinition;
import com.gwtplatform.dispatch.rest.rebind.utils.EventBus;
import com.gwtplatform.dispatch.rest.rebind.utils.EventBus.Event;

public class RegisterGinBindingEvent implements Event {
    public interface RegisterGinBindingListener {
        void onGinBindingRegistered(RegisterGinBindingEvent event);
    }

    private final ClassDefinition definition;
    private final ClassDefinition implementation;
    private final boolean isSingleton;

    RegisterGinBindingEvent(
            ClassDefinition definition,
            ClassDefinition implementation,
            boolean isSingleton) {
        this.definition = definition;
        this.implementation = implementation;
        this.isSingleton = isSingleton;
    }

    public static void post(EventBus eventBus, ClassDefinition definition, ClassDefinition implementation) {
        RegisterGinBindingEvent event = new RegisterGinBindingEvent(definition, implementation, false);
        eventBus.post(event);
    }

    public static void postSingleton(EventBus eventBus, ClassDefinition definition, ClassDefinition implementation) {
        RegisterGinBindingEvent event = new RegisterGinBindingEvent(definition, implementation, true);
        eventBus.post(event);
    }

    public ClassDefinition getDefinition() {
        return definition;
    }

    public ClassDefinition getImplementation() {
        return implementation;
    }

    public boolean isSingleton() {
        return isSingleton;
    }

    @Override
    public void dispatch(RegisterGinBindingListener listener) {
        listener.onGinBindingRegistered(this);
    }
}