Initial upload of cronet for Android.

net/cronet/android/java/src/org/chromium/net/UrlRequestContext.java

Index: net/cronet/android/java/src/org/chromium/net/UrlRequestContext.java
diff --git a/net/cronet/android/java/src/org/chromium/net/UrlRequestContext.java b/net/cronet/android/java/src/org/chromium/net/UrlRequestContext.java
new file mode 100644
index 0000000000000000000000000000000000000000..74dbebf4c443551a8105efa58f2679e608a4b6fe
--- /dev/null
+++ b/net/cronet/android/java/src/org/chromium/net/UrlRequestContext.java
@@ -0,0 +1,66 @@
+// Copyright 2013 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;
+
+import android.content.Context;
+import android.os.ConditionVariable;
+import android.os.Process;
+
+import org.chromium.base.AccessedByNative;
+import org.chromium.base.CalledByNative;
+
+/**
+ * Provides context for the native HTTP operations.
+ */
+public class UrlRequestContext {
+  protected static final int LOG_NONE = 0;
+  protected static final int LOG_DEBUG = 1;
+  protected static final int LOG_VERBOSE = 2;
+
+  /**
+   * This field is accessed exclusively from the native layer.
+   */
+  @AccessedByNative
+  private long mRequestContext;
+
+  private final ConditionVariable mStarted = new ConditionVariable();
+
+  /**
+   * Constructor.
+   *
+   * @param loggingLevel see {@link #LOG_NONE}, {@link #LOG_DEBUG} and
+   *        {@link #LOG_VERBOSE}.
+   */
+  protected UrlRequestContext(Context context,
+                              String userAgent,
+                              int loggingLevel) {
+    nativeInitialize(context, userAgent, loggingLevel);
+    mStarted.block(2000);
+  }
+
+  /**
+   * Returns the version of this network stack formatted as N.N.N.N/X where
+   * N.N.N.N is the version of Chromium and X is the version of the JNI layer.
+   */
+  public static native String getVersion();
+
+  @CalledByNative
+  private void initNetworkThread() {
+    Thread.currentThread().setName("ChromiumNet");
+    Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND);
+    mStarted.open();
+  }
+
+  @Override
+  protected void finalize() throws Throwable {
+    nativeFinalize();
+    super.finalize();
+  }
+
+  private native void nativeInitialize(Context context,
+                                       String userAgent,
+                                       int loggingLevel);
+  private native void nativeFinalize();
+}