org.cloudbyexample.dc.service.util.SecurityContextUtil.java Source code

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Here is the source code for org.cloudbyexample.dc.service.util.SecurityContextUtil.java

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/*
 * Copyright 2015 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.cloudbyexample.dc.service.util;

import java.util.ArrayList;
import java.util.List;

import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.core.authority.SimpleGrantedAuthority;
import org.springframework.security.core.context.SecurityContext;
import org.springframework.security.core.context.SecurityContextHolder;

/**
 * Security context util.
 *
 * @author David Winterfeldt
 */
public class SecurityContextUtil {

    public static void createSystemUser() {
        SecurityContext context = SecurityContextHolder.getContext();

        // Set the granted authorities so that the user is not authenticated again
        List<GrantedAuthority> grantedAuthorities = new ArrayList<GrantedAuthority>();
        grantedAuthorities.add(new SimpleGrantedAuthority("ROLE_SYSTEM"));

        UsernamePasswordAuthenticationToken token = new UsernamePasswordAuthenticationToken("system", "",
                grantedAuthorities);

        context.setAuthentication(token);
    }

    private SecurityContextUtil() {
    }

}