| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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.apache.sling.crankstart.launcher; |
| |
| import java.io.IOException; |
| |
| import org.apache.http.HttpException; |
| import org.apache.http.HttpHost; |
| import org.apache.http.HttpRequest; |
| import org.apache.http.HttpRequestInterceptor; |
| import org.apache.http.auth.AuthScope; |
| import org.apache.http.auth.AuthState; |
| import org.apache.http.auth.Credentials; |
| import org.apache.http.client.CredentialsProvider; |
| import org.apache.http.client.protocol.ClientContext; |
| import org.apache.http.impl.auth.BasicScheme; |
| import org.apache.http.protocol.ExecutionContext; |
| import org.apache.http.protocol.HttpContext; |
| |
| /** It's not like httpclient 4.1 makes this simple... */ |
| class PreemptiveAuthInterceptor implements HttpRequestInterceptor { |
| |
| public void process(HttpRequest request, HttpContext context) throws HttpException, IOException { |
| |
| AuthState authState = (AuthState) context.getAttribute(ClientContext.TARGET_AUTH_STATE); |
| CredentialsProvider credsProvider = (CredentialsProvider) context.getAttribute(ClientContext.CREDS_PROVIDER); |
| HttpHost targetHost = (HttpHost) context.getAttribute(ExecutionContext.HTTP_TARGET_HOST); |
| |
| // If not auth scheme has been initialized yet |
| if (authState.getAuthScheme() == null) { |
| AuthScope authScope = new AuthScope(targetHost.getHostName(), targetHost.getPort()); |
| |
| // Obtain credentials matching the target host |
| Credentials creds = credsProvider.getCredentials(authScope); |
| |
| // If found, generate BasicScheme preemptively |
| if (creds != null) { |
| authState.setAuthScheme(new BasicScheme()); |
| authState.setCredentials(creds); |
| } |
| } |
| } |
| } |