org.bitcoinrt.spring.config.ServerConfig.java Source code

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Here is the source code for org.bitcoinrt.spring.config.ServerConfig.java

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/*
 * Copyright 2002-2013 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.bitcoinrt.spring.config;

import java.util.HashMap;
import java.util.List;
import java.util.Map;

import org.bitcoinrt.spring.websocket.ServerWebSocketHandler;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.ComponentScan;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Import;
import org.springframework.scheduling.concurrent.ThreadPoolTaskScheduler;
import org.springframework.web.servlet.HandlerExceptionResolver;
import org.springframework.web.servlet.config.annotation.EnableWebMvc;
import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;
import org.springframework.web.servlet.handler.SimpleMappingExceptionResolver;
import org.springframework.web.servlet.handler.SimpleUrlHandlerMapping;
import org.springframework.web.servlet.view.InternalResourceViewResolver;
import org.springframework.web.socket.sockjs.SockJsHttpRequestHandler;
import org.springframework.web.socket.sockjs.transport.handler.DefaultSockJsService;

@Configuration
@ComponentScan(basePackages = "org.bitcoinrt.spring.controller")
@EnableWebMvc
@Import(ClientConfig.class)
public class ServerConfig extends WebMvcConfigurerAdapter {

    @Override
    public void addResourceHandlers(ResourceHandlerRegistry registry) {
        registry.addResourceHandler("/assets/**").addResourceLocations("/assets/").setCachePeriod(31556926);
    }

    @Override
    public void configureHandlerExceptionResolvers(List<HandlerExceptionResolver> exceptionResolvers) {
        SimpleMappingExceptionResolver resolver = new SimpleMappingExceptionResolver();
        resolver.setDefaultErrorView("errors/error");
        exceptionResolvers.add(resolver);
    }

    @Bean
    public InternalResourceViewResolver jspViewResolver() {
        InternalResourceViewResolver resolver = new InternalResourceViewResolver();
        resolver.setPrefix("/WEB-INF/views/");
        resolver.setSuffix(".jsp");
        return resolver;
    }

    @Bean
    public SimpleUrlHandlerMapping handlerMapping() {

        DefaultSockJsService sockJsService = new DefaultSockJsService(sockJsTaskScheduler());
        sockJsService.setSockJsClientLibraryUrl("https://cdn.sockjs.org/sockjs-0.3.4.min.js");

        Map<String, Object> urlMap = new HashMap<String, Object>();
        urlMap.put("/websockets/**", new SockJsHttpRequestHandler(sockJsService, serverWebSocketHandler()));

        SimpleUrlHandlerMapping hm = new SimpleUrlHandlerMapping();
        hm.setOrder(-1);
        hm.setUrlMap(urlMap);

        return hm;
    }

    @Bean
    public ServerWebSocketHandler serverWebSocketHandler() {
        return new ServerWebSocketHandler();
    }

    @Bean
    public ThreadPoolTaskScheduler sockJsTaskScheduler() {
        ThreadPoolTaskScheduler taskScheduler = new ThreadPoolTaskScheduler();
        taskScheduler.setThreadNamePrefix("SockJS-");
        return taskScheduler;
    }

}