JWTConfigurer.java

package io.github.jhipster.sample.security.jwt;

/*-
 * #%L
 * Jhipster Sample Application
 * %%
 * Copyright (C) 2017 Osgiliath
 * %%
 * 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.
 * #L%
 */

import org.springframework.security.config.annotation.SecurityConfigurerAdapter;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.web.DefaultSecurityFilterChain;
import org.springframework.security.web.authentication.UsernamePasswordAuthenticationFilter;

public class JWTConfigurer extends SecurityConfigurerAdapter<DefaultSecurityFilterChain, HttpSecurity> {

    public static final String AUTHORIZATION_HEADER = "Authorization";

    private TokenProvider tokenProvider;

    public JWTConfigurer(TokenProvider tokenProvider) {
        this.tokenProvider = tokenProvider;
    }

    @Override
    public void configure(HttpSecurity http) throws Exception {
        JWTFilter customFilter = new JWTFilter(tokenProvider);
        http.addFilterBefore(customFilter, UsernamePasswordAuthenticationFilter.class);
    }
}