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2022-01-13 4545664bbece1b1b185945376b344b1660669a53

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package kr.wisestone.owl.initializer;
 
import org.springframework.security.web.session.HttpSessionEventPublisher;
import org.springframework.web.WebApplicationInitializer;
import org.springframework.web.context.ContextLoaderListener;
import org.springframework.web.context.support.AnnotationConfigWebApplicationContext;
import org.springframework.web.filter.CharacterEncodingFilter;
import org.springframework.web.filter.DelegatingFilterProxy;
import org.springframework.web.servlet.DispatcherServlet;
import javax.servlet.*;
import java.util.EnumSet;
 
/**
 * Created by jeong on 2017-08-01.
 */
public class AppInitializer implements WebApplicationInitializer {
 
    private static final String CONFIG_LOCATION = "kr.wisestone.owl.config";
    private static final String MAPPING_URL = "/*";
 
    @Override
    public void onStartup(ServletContext servletContext) {
        this.registerDispatcherServlet(servletContext);
        this.registerCharacterEncodingFilter(servletContext);
        this.registerSpringSecurityFilter(servletContext);
    }
 
    private void registerDispatcherServlet(ServletContext servletContext) {
        AnnotationConfigWebApplicationContext context = new AnnotationConfigWebApplicationContext();
        context.setConfigLocation(CONFIG_LOCATION);
        servletContext.addListener(new ContextLoaderListener(context));
        servletContext.addListener(new HttpSessionEventPublisher());
 
        ServletRegistration.Dynamic dispatcher = servletContext.addServlet("DispatcherServlet", new DispatcherServlet(context));
        dispatcher.setLoadOnStartup(1);
        dispatcher.addMapping(MAPPING_URL);
 
        context.registerShutdownHook();
    }
 
    private void registerCharacterEncodingFilter(ServletContext servletContext) {
        FilterRegistration.Dynamic characterEncodingFilter = servletContext.addFilter("characterEncodingFilter", new CharacterEncodingFilter());
        characterEncodingFilter.setInitParameter("encoding", "UTF-8");
        characterEncodingFilter.setInitParameter("forceEncoding", "true");
        characterEncodingFilter.addMappingForUrlPatterns(EnumSet.allOf(DispatcherType.class), true, "/*");
    }
 
    private void registerSpringSecurityFilter(ServletContext servletContext) {
        FilterRegistration.Dynamic springSecurityFilter = servletContext.addFilter("springSecurityFilterChain", new DelegatingFilterProxy());
        springSecurityFilter.addMappingForUrlPatterns(EnumSet.allOf(DispatcherType.class), true, "/*");
    }
}