pt 1 in reviving the android build (copied from pm 28a1, wish me luck)

mobile/android/thirdparty/ch/boye/httpclientandroidlib/client/protocol/ResponseAuthCache.java

@@ -0,0 +1,151 @@
+/*
+ * ====================================================================
+ * 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.
+ * ====================================================================
+ *
+ * This software consists of voluntary contributions made by many
+ * individuals on behalf of the Apache Software Foundation.  For more
+ * information on the Apache Software Foundation, please see
+ * <http://www.apache.org/>.
+ *
+ */
+
+package ch.boye.httpclientandroidlib.client.protocol;
+
+import java.io.IOException;
+
+import ch.boye.httpclientandroidlib.androidextra.HttpClientAndroidLog;
+/* LogFactory removed by HttpClient for Android script. */
+import ch.boye.httpclientandroidlib.HttpException;
+import ch.boye.httpclientandroidlib.HttpHost;
+import ch.boye.httpclientandroidlib.HttpResponse;
+import ch.boye.httpclientandroidlib.HttpResponseInterceptor;
+import ch.boye.httpclientandroidlib.annotation.Immutable;
+import ch.boye.httpclientandroidlib.auth.AuthScheme;
+import ch.boye.httpclientandroidlib.auth.AuthState;
+import ch.boye.httpclientandroidlib.client.AuthCache;
+import ch.boye.httpclientandroidlib.client.params.AuthPolicy;
+import ch.boye.httpclientandroidlib.conn.scheme.Scheme;
+import ch.boye.httpclientandroidlib.conn.scheme.SchemeRegistry;
+import ch.boye.httpclientandroidlib.impl.client.BasicAuthCache;
+import ch.boye.httpclientandroidlib.protocol.ExecutionContext;
+import ch.boye.httpclientandroidlib.protocol.HttpContext;
+import ch.boye.httpclientandroidlib.util.Args;
+
+/**
+ * Response interceptor that adds successfully completed {@link AuthScheme}s
+ * to the local {@link AuthCache} instance. Cached {@link AuthScheme}s can be
+ * re-used when executing requests against known hosts, thus avoiding
+ * additional authentication round-trips.
+ *
+ * @since 4.1
+ *
+ * @deprecated (4.2)  use {@link ch.boye.httpclientandroidlib.client.AuthenticationStrategy}
+ */
+@Immutable
+@Deprecated
+public class ResponseAuthCache implements HttpResponseInterceptor {
+
+    public HttpClientAndroidLog log = new HttpClientAndroidLog(getClass());
+
+    public ResponseAuthCache() {
+        super();
+    }
+
+    public void process(final HttpResponse response, final HttpContext context)
+            throws HttpException, IOException {
+        Args.notNull(response, "HTTP request");
+        Args.notNull(context, "HTTP context");
+        AuthCache authCache = (AuthCache) context.getAttribute(ClientContext.AUTH_CACHE);
+
+        HttpHost target = (HttpHost) context.getAttribute(ExecutionContext.HTTP_TARGET_HOST);
+        final AuthState targetState = (AuthState) context.getAttribute(ClientContext.TARGET_AUTH_STATE);
+        if (target != null && targetState != null) {
+            if (this.log.isDebugEnabled()) {
+                this.log.debug("Target auth state: " + targetState.getState());
+            }
+            if (isCachable(targetState)) {
+                final SchemeRegistry schemeRegistry = (SchemeRegistry) context.getAttribute(
+                        ClientContext.SCHEME_REGISTRY);
+                if (target.getPort() < 0) {
+                    final Scheme scheme = schemeRegistry.getScheme(target);
+                    target = new HttpHost(target.getHostName(),
+                            scheme.resolvePort(target.getPort()), target.getSchemeName());
+                }
+                if (authCache == null) {
+                    authCache = new BasicAuthCache();
+                    context.setAttribute(ClientContext.AUTH_CACHE, authCache);
+                }
+                switch (targetState.getState()) {
+                case CHALLENGED:
+                    cache(authCache, target, targetState.getAuthScheme());
+                    break;
+                case FAILURE:
+                    uncache(authCache, target, targetState.getAuthScheme());
+                }
+            }
+        }
+
+        final HttpHost proxy = (HttpHost) context.getAttribute(ExecutionContext.HTTP_PROXY_HOST);
+        final AuthState proxyState = (AuthState) context.getAttribute(ClientContext.PROXY_AUTH_STATE);
+        if (proxy != null && proxyState != null) {
+            if (this.log.isDebugEnabled()) {
+                this.log.debug("Proxy auth state: " + proxyState.getState());
+            }
+            if (isCachable(proxyState)) {
+                if (authCache == null) {
+                    authCache = new BasicAuthCache();
+                    context.setAttribute(ClientContext.AUTH_CACHE, authCache);
+                }
+                switch (proxyState.getState()) {
+                case CHALLENGED:
+                    cache(authCache, proxy, proxyState.getAuthScheme());
+                    break;
+                case FAILURE:
+                    uncache(authCache, proxy, proxyState.getAuthScheme());
+                }
+            }
+        }
+    }
+
+    private boolean isCachable(final AuthState authState) {
+        final AuthScheme authScheme = authState.getAuthScheme();
+        if (authScheme == null || !authScheme.isComplete()) {
+            return false;
+        }
+        final String schemeName = authScheme.getSchemeName();
+        return schemeName.equalsIgnoreCase(AuthPolicy.BASIC) ||
+                schemeName.equalsIgnoreCase(AuthPolicy.DIGEST);
+    }
+
+    private void cache(final AuthCache authCache, final HttpHost host, final AuthScheme authScheme) {
+        if (this.log.isDebugEnabled()) {
+            this.log.debug("Caching '" + authScheme.getSchemeName() +
+                    "' auth scheme for " + host);
+        }
+        authCache.put(host, authScheme);
+    }
+
+    private void uncache(final AuthCache authCache, final HttpHost host, final AuthScheme authScheme) {
+        if (this.log.isDebugEnabled()) {
+            this.log.debug("Removing from cache '" + authScheme.getSchemeName() +
+                    "' auth scheme for " + host);
+        }
+        authCache.remove(host);
+    }
+}