/*
* Copyright 2013 JBoss Inc
*
* 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.artificer.repository.filter;
import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;
import java.io.IOException;
/**
* This filter can be used to supply a source of credentials that are primarily used for auditing (createdBy user,
* modifiedBy user, etc.). The actual DB credentials are a single user defined at the datasource level.
*
* @author Brett Meyer
*/
public class ServletCredentialsFilter implements Filter {
private static ThreadLocal<String> username = new ThreadLocal<String>();
/**
* @see javax.servlet.Filter#doFilter(javax.servlet.ServletRequest, javax.servlet.ServletResponse, javax.servlet.FilterChain)
*/
@Override
public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException,
ServletException {
username.set(((HttpServletRequest) request).getRemoteUser());
chain.doFilter(request, response);
}
/**
* @see javax.servlet.Filter#init(javax.servlet.FilterConfig)
*/
@Override
public void init(FilterConfig config) throws ServletException {
}
/**
* @see javax.servlet.Filter#destroy()
*/
@Override
public void destroy() {
}
public static String getUsername() {
return username.get();
}
// Mainly for testing...
public static void setUsername(String username1) {
username.set(username1);
}
}