de.alpharogroup.duplicate.files.spring.SpringApplicationContext.java Source code

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Here is the source code for de.alpharogroup.duplicate.files.spring.SpringApplicationContext.java

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/**
 * Copyright (C) 2007 Asterios Raptis
 *
 * This program is open source software; you can redistribute it and/or modify
 * it under the terms of the Apache License V2.0 as published by
 * the Apache Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY.
 */
package de.alpharogroup.duplicate.files.spring;

import java.io.IOException;

import javax.xml.parsers.FactoryConfigurationError;

import org.apache.log4j.xml.DOMConfigurator;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import org.springframework.core.io.Resource;

/**
 * The Class SpringApplicationContext.
 */
public class SpringApplicationContext {

    /** The instance. */
    private static SpringApplicationContext instance = new SpringApplicationContext();

    /**
     * Gets the single instance of SpringApplicationContext.
     *
     * @return single instance of SpringApplicationContext
     */
    public static SpringApplicationContext getInstance() {
        return instance;
    }

    /** The application context. */
    private ApplicationContext applicationContext;

    /**
     * Gets the application context.
     *
     * @return the application context
     */
    public ApplicationContext getApplicationContext() {
        return applicationContext;
    }

    /**
     * Instantiates a new spring application context.
     */
    private SpringApplicationContext() {
        String rootContextDirectoryClassPath = "/ctx";

        String applicationContextPath = rootContextDirectoryClassPath + "/application-context.xml";

        ApplicationContext ac = new ClassPathXmlApplicationContext(applicationContextPath);

        Resource resource = ac.getResource("classpath:conf/log4j/log4jconfig.xml");

        try {
            DOMConfigurator.configure(resource.getURL());
        } catch (FactoryConfigurationError e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }

        applicationContext = ac;
    }

}