Cronet API Refactoring

components/cronet/android/java/src/org/chromium/net/impl/CronetUrlRequest.java

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 package org.chromium.net.impl;
 
 import android.os.SystemClock;
 import android.support.annotation.Nullable;
 import android.util.Log;
 
 import org.chromium.base.VisibleForTesting;
 import org.chromium.base.annotations.CalledByNative;
 import org.chromium.base.annotations.JNIAdditionalImport;
 import org.chromium.base.annotations.JNINamespace;
 import org.chromium.base.annotations.NativeClassQualifiedName;
 import org.chromium.net.InlineExecutionProhibitedException;
-import org.chromium.net.Preconditions;
 import org.chromium.net.QuicException;
 import org.chromium.net.RequestFinishedInfo;
 import org.chromium.net.RequestPriority;
 import org.chromium.net.UploadDataProvider;
 import org.chromium.net.UrlRequest;
 import org.chromium.net.UrlRequestException;
 import org.chromium.net.UrlResponseInfo;
 
 import java.nio.ByteBuffer;
 import java.util.AbstractMap;
@@ skipping 12 matching lines @@
  * All @CallByNative methods are called on native network thread
  * and post tasks with listener calls onto Executor. Upon return from listener
  * callback native request adapter is called on executive thread and posts
  * native tasks to native network thread. Because Cancel could be called from
  * any thread it is protected by mUrlRequestAdapterLock.
  */
 @JNINamespace("cronet")
 // Qualifies UrlRequest.StatusListener which is used in onStatus, a JNI method.
 @JNIAdditionalImport(UrlRequest.class)
 @VisibleForTesting
-public final class CronetUrlRequest implements UrlRequest {
+public final class CronetUrlRequest extends UrlRequestBase {
     private static final RequestFinishedInfo.Metrics EMPTY_METRICS =
             new RequestFinishedInfo.Metrics(null, null, null, null);
     private final boolean mAllowDirectExecutor;
 
     /* Native adapter object, owned by UrlRequest. */
     @GuardedBy("mUrlRequestAdapterLock")
     private long mUrlRequestAdapter;
 
     @GuardedBy("mUrlRequestAdapterLock")
     private boolean mStarted = false;
@@ skipping 625 matching lines @@
     /**
      * Called by the native code when request status is fetched from the
      * native stack.
      */
     @SuppressWarnings("unused")
     @CalledByNative
     private void onStatus(final UrlRequest.StatusListener listener, final int loadState) {
         Runnable task = new Runnable() {
             @Override
             public void run() {
-                listener.onStatus(UrlRequest.Status.convertLoadState(loadState));
+                listener.onStatus(UrlRequestBase.Status.convertLoadState(loadState));
             }
         };
         postTaskToExecutor(task);
     }
 
     RequestFinishedInfo getRequestFinishedInfo() {
         return new RequestFinishedInfo(mInitialUrl, mRequestAnnotations,
                 (mRequestMetricsAccumulator != null ? mRequestMetricsAccumulator.getRequestMetrics()
                                                     : EMPTY_METRICS),
                 mResponseInfo);
@@ skipping 60 matching lines @@
     @NativeClassQualifiedName("CronetURLRequestAdapter")
     private native boolean nativeReadData(
             long nativePtr, ByteBuffer byteBuffer, int position, int capacity);
 
     @NativeClassQualifiedName("CronetURLRequestAdapter")
     private native void nativeDestroy(long nativePtr, boolean sendOnCanceled);
 
     @NativeClassQualifiedName("CronetURLRequestAdapter")
     private native void nativeGetStatus(long nativePtr, UrlRequest.StatusListener listener);
 }