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/*
 * Copyright 2002-2016 Jalal Kiswani.
 *
 * 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.jk.application.api;

import java.io.InputStream;

import com.jk.application.impl.DefaultApplicationSuperFactory;
import com.jk.application.reports.Paramter;
import com.jk.application.reports.Report;
import com.jk.application.reports.ReportManager;
import com.jk.application.ui.UIWidgetFactory;
import com.jk.db.datasource.JKDataSource;
import com.jk.db.dynamic.meta.EntityMetaFactory;

/**
 * A factory for creating Application objects.
 */
public abstract class ApplicationSuperFactory {
	protected static ApplicationSuperFactory instance;

	public static void setInstance(ApplicationSuperFactory instance) {
		ApplicationSuperFactory.instance = instance;
	}

	public static ApplicationSuperFactory getInstance() {
		if (instance == null) {
			instance=new DefaultApplicationSuperFactory();
		}
		return instance;
	}

	/**
	 * Creates a new Application object.
	 *
	 * @param in
	 *            the in
	 * @return the report manager
	 */
	public abstract ReportManager createReportManager(InputStream in);

	/**
	 * Gets the UI widget factory.
	 *
	 * @return the UI widget factory
	 */
	public abstract UIWidgetFactory getUIWidgetFactory();

	/**
	 * Creates a new Application object.
	 *
	 * @return the application
	 */
	public abstract Application createApplication();

	/**
	 * Creates a new Application object.
	 *
	 * @return the module
	 */
	public abstract Module createModule();

	/**
	 * Gets the default application.
	 *
	 * @return the default application
	 */
	public abstract Application getDefaultApplication();

	/**
	 * Gets the report manager.
	 *
	 * @return the report manager
	 */
	public abstract ReportManager getReportManager();

	/**
	 * Gets the application manager.
	 *
	 * @return the application manager
	 */
	public abstract ApplicationManager getApplicationManager();

	/**
	 * Creates a new Application object.
	 *
	 * @return the menu item
	 */
	public abstract MenuItem createMenuItem();

	/**
	 * Creates a new Application object.
	 *
	 * @return the menu
	 */
	public abstract Menu createMenu();

	public abstract Report createReport();

	public abstract Paramter createReportParamter();

	public abstract EntityMetaFactory getDefaultEntityMetaFactory();

	public abstract EntityMetaFactory getEntityMetaFactory(JKDataSource dataSource);
	
}