io.getlime.security.powerauth.app.rest.api.spring.configuration.WebApplicationConfig.java Source code

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Here is the source code for io.getlime.security.powerauth.app.rest.api.spring.configuration.WebApplicationConfig.java

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/*
 * Copyright 2016 Lime - HighTech Solutions s.r.o.
 *
 * 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.getlime.security.powerauth.app.rest.api.spring.configuration;

import io.getlime.security.powerauth.rest.api.spring.annotation.PowerAuthAnnotationInterceptor;
import io.getlime.security.powerauth.rest.api.spring.annotation.PowerAuthWebArgumentResolver;
import io.getlime.security.powerauth.rest.api.spring.filter.PowerAuthRequestFilter;
import org.springframework.boot.web.servlet.FilterRegistrationBean;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.method.support.HandlerMethodArgumentResolver;
import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;

import java.util.List;

/**
 * Default implementation of WebMvcConfigurerAdapter, maps PowerAuthRequestFilter instance
 * (that passes HTTP request body to the request as an attribute, so that it's available
 * in the controller) to /pa/signature/validate demo end-point.
 *
 * @author Petr Dvorak
 *
 */
@Configuration
public class WebApplicationConfig extends WebMvcConfigurerAdapter {

    /**
     * Register a new @PowerAuth annotation interceptor.
     * @return New annotation interceptor bean.
     */
    @Bean
    public PowerAuthAnnotationInterceptor powerAuthInterceptor() {
        return new PowerAuthAnnotationInterceptor();
    }

    /**
     * Register new method argument resolvers.
     * @return New PowerAuthWebArgumentResolver bean.
     */
    @Bean
    public PowerAuthWebArgumentResolver powerAuthWebArgumentResolver() {
        return new PowerAuthWebArgumentResolver();
    }

    /**
     * Register a new PowerAuthRequestFilter and map it to /* end-point.
     * @return PowerAuthRequestFilter instance.
     */
    @Bean
    public FilterRegistrationBean powerAuthFilterRegistration() {
        FilterRegistrationBean registrationBean = new FilterRegistrationBean();
        registrationBean.setFilter(new PowerAuthRequestFilter());
        registrationBean.setMatchAfter(true);
        return registrationBean;
    }

    /**
     * Add method argument resolver for PowerAuthApiAuthentication.
     * @param argumentResolvers List of argument resolvers.
     */
    @Override
    public void addArgumentResolvers(List<HandlerMethodArgumentResolver> argumentResolvers) {
        argumentResolvers.add(powerAuthWebArgumentResolver());
        super.addArgumentResolvers(argumentResolvers);
    }

    /**
     * Add annotation interceptor.
     * @param registry Registry of annotation interceptors.
     */
    @Override
    public void addInterceptors(InterceptorRegistry registry) {
        registry.addInterceptor(powerAuthInterceptor());
        super.addInterceptors(registry);
    }

}