io.onedecision.webapp.Application.java Source code

Introduction

Here is the source code for io.onedecision.webapp.Application.java

Source

/*******************************************************************************
 * 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 io.onedecision.webapp;

//import io.onedecision.engine.decisions.impl.LocationHeaderInterceptor;
import io.onedecision.engine.decisions.impl.RedirectingAuthenticationSuccessHandler;

import java.util.Arrays;

import javax.sql.DataSource;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
import org.springframework.boot.autoconfigure.security.SecurityProperties;
import org.springframework.boot.orm.jpa.EntityScan;
import org.springframework.context.ApplicationContext;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.ComponentScan;
import org.springframework.context.annotation.Configuration;
import org.springframework.core.annotation.Order;
import org.springframework.data.jpa.repository.config.EnableJpaRepositories;
import org.springframework.http.HttpMethod;
import org.springframework.security.config.annotation.authentication.builders.AuthenticationManagerBuilder;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
import org.springframework.security.web.authentication.AuthenticationSuccessHandler;
import org.springframework.web.servlet.config.annotation.ViewControllerRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;

import springfox.documentation.swagger2.annotations.EnableSwagger2;

@Configuration
@EnableAutoConfiguration
@ComponentScan(basePackages = { "io.onedecision.engine" })
@EntityScan({ "io.onedecision.engine.decisions", "io.onedecision.engine.domain" })
@EnableJpaRepositories({ "io.onedecision.engine.domain.repositories",
        "io.onedecision.engine.decisions.repositories" })
@EnableSwagger2
public class Application extends WebMvcConfigurerAdapter {

    protected static final Logger LOGGER = LoggerFactory.getLogger(Application.class);

    public static void main(String[] args) {
        ApplicationContext ctx = SpringApplication.run(Application.class, args);

        if (LOGGER.isDebugEnabled()) {
            LOGGER.info("Beans registered:");

            String[] beanNames = ctx.getBeanDefinitionNames();
            Arrays.sort(beanNames);
            for (String beanName : beanNames) {
                LOGGER.info("  " + beanName);
            }
        }
    }

    //    @Override
    //    public void addInterceptors(InterceptorRegistry registry) {
    //        registry.addInterceptor(new LocationHeaderInterceptor())
    //                .addPathPatterns("/**");
    //    }

    @Override
    public void addViewControllers(ViewControllerRegistry registry) {
        registry.addViewController("/login").setViewName("login");
    }

    @Bean
    public ApplicationSecurity applicationSecurity() {
        return new ApplicationSecurity();
    }

    @Order(SecurityProperties.ACCESS_OVERRIDE_ORDER)
    protected static class ApplicationSecurity extends WebSecurityConfigurerAdapter {

        @Autowired
        private DataSource dataSource;

        @Autowired
        private SecurityProperties security;

        @Override
        protected void configure(HttpSecurity http) throws Exception {
            http.authorizeRequests()
                    .antMatchers("/css/**", "/data/**", "/docs/**", "/fonts/**", "/images/**", "/js/**",
                            "/webjars/**")
                    .permitAll().antMatchers(HttpMethod.OPTIONS, "/**").permitAll()
                    .antMatchers("/*.html", "/users/**").hasRole("view").antMatchers("/admin/**").hasRole("admin")
                    .anyRequest().authenticated().and().formLogin().loginPage("/login").failureUrl("/login?error")
                    .successHandler(getSuccessHandler()).permitAll().and().csrf().disable().httpBasic();

            // Allow frames
            // TODO really only needed for embedding notation may can tighten
            // up?
            http.headers().frameOptions().disable();
        }

        private AuthenticationSuccessHandler getSuccessHandler() {
            RedirectingAuthenticationSuccessHandler successHandler = new RedirectingAuthenticationSuccessHandler(
                    "/");
            successHandler.setDefaultTargetUrl("/index.html");
            successHandler.setTargetUrlParameter("redirect");
            return successHandler;
        }

        @Override
        public void configure(AuthenticationManagerBuilder auth) throws Exception {
            auth.inMemoryAuthentication().withUser("admin").password("onedecision").roles("view", "manage",
                    "author", "admin");
            auth.inMemoryAuthentication().withUser("author").password("onedecision").roles("view", "manage",
                    "author");
            auth.inMemoryAuthentication().withUser("super-user").password("onedecision").roles("view", "manage");
            auth.inMemoryAuthentication().withUser("user").password("onedecision").roles("view");
        }
    }

}