/**
* JBoss, Home of Professional Open Source
* Copyright Red Hat, Inc., and individual contributors.
*
* 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.jboss.aerogear.unifiedpush.rest.util;
import javax.servlet.http.HttpServletRequest;
import java.nio.charset.StandardCharsets;
import java.util.Base64;
public final class HttpBasicHelper {
private static final String HTTP_BASIC_SCHEME = "Basic ";
private HttpBasicHelper() {
}
private static boolean isBasic(String authorizationHeader) {
return authorizationHeader.startsWith(HTTP_BASIC_SCHEME);
}
private static String getAuthorizationHeader(HttpServletRequest request) {
return request.getHeader("Authorization");
}
public static String[] extractUsernameAndPasswordFromBasicHeader(HttpServletRequest request) {
String username = "";
String password = "";
String authorizationHeader = getAuthorizationHeader(request);
if (authorizationHeader != null && isBasic(authorizationHeader)) {
final String base64Token = authorizationHeader.substring(HTTP_BASIC_SCHEME.length());
final String token = new String(Base64.getDecoder().decode(base64Token), StandardCharsets.UTF_8);
int delimiter = token.indexOf(':');
if (delimiter != -1) {
username = token.substring(0, delimiter);
password = token.substring(delimiter + 1);
}
}
return new String[] { username, password };
}
}