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

mobile/android/thirdparty/ch/boye/httpclientandroidlib/impl/client/HttpRequestTaskCallable.java

@@ -0,0 +1,119 @@
+/*
+ * ====================================================================
+ * 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.impl.client;
+
+import java.util.concurrent.Callable;
+import java.util.concurrent.atomic.AtomicBoolean;
+
+import ch.boye.httpclientandroidlib.client.HttpClient;
+import ch.boye.httpclientandroidlib.client.ResponseHandler;
+import ch.boye.httpclientandroidlib.client.methods.HttpUriRequest;
+import ch.boye.httpclientandroidlib.concurrent.FutureCallback;
+import ch.boye.httpclientandroidlib.protocol.HttpContext;
+
+class HttpRequestTaskCallable<V> implements Callable<V> {
+
+    private final HttpUriRequest request;
+    private final HttpClient httpclient;
+    private final AtomicBoolean cancelled = new AtomicBoolean(false);
+
+    private final long scheduled = System.currentTimeMillis();
+    private long started = -1;
+    private long ended = -1;
+
+    private final HttpContext context;
+    private final ResponseHandler<V> responseHandler;
+    private final FutureCallback<V> callback;
+
+    private final FutureRequestExecutionMetrics metrics;
+
+    HttpRequestTaskCallable(
+            final HttpClient httpClient,
+            final HttpUriRequest request,
+            final HttpContext context,
+            final ResponseHandler<V> responseHandler,
+            final FutureCallback<V> callback,
+            final FutureRequestExecutionMetrics metrics) {
+        this.httpclient = httpClient;
+        this.responseHandler = responseHandler;
+        this.request = request;
+        this.context = context;
+        this.callback = callback;
+        this.metrics = metrics;
+    }
+
+    public long getScheduled() {
+        return scheduled;
+    }
+
+    public long getStarted() {
+        return started;
+    }
+
+    public long getEnded() {
+        return ended;
+    }
+
+    public V call() throws Exception {
+        if (!cancelled.get()) {
+            try {
+                metrics.getActiveConnections().incrementAndGet();
+                started = System.currentTimeMillis();
+                try {
+                    metrics.getScheduledConnections().decrementAndGet();
+                    final V result = httpclient.execute(request, responseHandler, context);
+                    ended = System.currentTimeMillis();
+                    metrics.getSuccessfulConnections().increment(started);
+                    if (callback != null) {
+                        callback.completed(result);
+                    }
+                    return result;
+                } catch (final Exception e) {
+                    metrics.getFailedConnections().increment(started);
+                    ended = System.currentTimeMillis();
+                    if (callback != null) {
+                        callback.failed(e);
+                    }
+                    throw e;
+                }
+            } finally {
+                metrics.getRequests().increment(started);
+                metrics.getTasks().increment(started);
+                metrics.getActiveConnections().decrementAndGet();
+            }
+        } else {
+            throw new IllegalStateException("call has been cancelled for request " + request.getURI());
+        }
+    }
+
+    public void cancel() {
+        cancelled.set(true);
+        if (callback != null) {
+            callback.cancelled();
+        }
+    }
+}