webcrawler/web/src/main/java/web/config/AbstractWebConfig.java

package web.config;

import com.alibaba.druid.support.http.StatViewServlet;
import org.springframework.web.filter.CharacterEncodingFilter;
import org.springframework.web.servlet.support.AbstractAnnotationConfigDispatcherServletInitializer;

import javax.servlet.*;
import java.util.EnumSet;

/**
 * Created by reborn on 2017/7/28.
 */

public class AbstractWebConfig extends AbstractAnnotationConfigDispatcherServletInitializer {

    private String encoding ="UTF-8";

    @Override
    protected String[] getServletMappings() {
        return new String[]{"/"};
    }

    @Override
    protected Class<?>[] getRootConfigClasses() {
        return new Class[]{AppConfig.class};
    }

    @Override
    protected Class<?>[] getServletConfigClasses() {
        return new Class[]{SpringConfig.class};
    }

    @Override
    public void onStartup(ServletContext servletContext) throws ServletException {
        servletContext.log(AbstractWebConfig.class+".onStartup(ServletContext servletContext)");

        super.onStartup(servletContext);
        FilterRegistration.Dynamic characterEncodingFilter=super.registerServletFilter(servletContext,new CharacterEncodingFilter(encoding));
        characterEncodingFilter.addMappingForUrlPatterns(EnumSet.of(DispatcherType.REQUEST),true,"/*");

        ServletRegistration.Dynamic servlet=servletContext.addServlet("DruidStatView", StatViewServlet.class);
        servlet.addMapping("/druid/*");



    }

}