Main.java

/*
 * Copyright 2002-2012 the original author or authors.
 *
 * 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 org.springframework.integration.samples.storedprocedure;

import java.util.Scanner;

import org.apache.log4j.Logger;
import org.springframework.context.support.AbstractApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;

import org.springframework.integration.service.StringConversionService;


/**
 * Starts the Spring Context and will initialize the Spring Integration routes.
 *
 * @author Gunnar Hillert
 * @version 1.0
 *
 */
public final class Main {

	private static final Logger LOGGER = Logger.getLogger(Main.class);

	private Main() { }

	/**
	 * Load the Spring Integration Application Context
	 *
	 * @param args - command line arguments
	 */
	public static void main(final String... args) {

		LOGGER.info("\n========================================================="
				  + "\n                                                         "
				  + "\n          Welcome to Spring Integration!                 "
				  + "\n                                                         "
				  + "\n    For more information please visit:                   "
				  + "\n    http://www.springsource.org/spring-integration       "
				  + "\n                                                         "
				  + "\n=========================================================" );

		final AbstractApplicationContext context =
				new ClassPathXmlApplicationContext("classpath:META-INF/spring/integration/*-context.xml");

		context.registerShutdownHook();

		final Scanner scanner = new Scanner(System.in);

		final StringConversionService service = context.getBean(StringConversionService.class);

		LOGGER.info("\n========================================================="
				  + "\n                                                         "
				  + "\n    Please press 'q + Enter' to quit the application.    "
				  + "\n                                                         "
				  + "\n=========================================================" );

		System.out.print("Please enter a string and press <enter>: ");

		while (!scanner.hasNext("q")) {
			String input = scanner.nextLine();

			System.out.println("Converting String to Uppcase using Stored Procedure...");
			String inputUpperCase = service.convertToUpperCase(input);

			System.out.println("Retrieving Numeric value via Sql Function...");
			Integer number = service.getNumber();

			System.out.println(String.format("Converted '%s' - End Result: '%s_%s'.", input, inputUpperCase, number));
			System.out.print("To try again, please enter a string and press <enter>:");
		}

		LOGGER.info("Exiting application...bye.");

		System.exit(0);

	}
}