Add some wearable APIs

play-services-api/src/main/java/com/google/android/gms/common/data/DataHolder.java

@@ -24,16 +24,23 @@ public class DataHolder extends AutoSafeParcelable {
     private int versionCode = 1;
 
     @SafeParceled(1)
-    private String[] columns;
+    public final String[] columns;
 
     @SafeParceled(2)
-    private CursorWindow[] windows;
+    public final CursorWindow[] windows;
 
     @SafeParceled(3)
-    private int statusCode;
+    public final int statusCode;
 
     @SafeParceled(4)
-    private Bundle metadata;
+    public final Bundle metadata;
+
+    private DataHolder() {
+        columns = null;
+        windows = null;
+        statusCode = 0;
+        metadata = null;
+    }
 
     public DataHolder(String[] columns, CursorWindow[] windows, int statusCode, Bundle metadata) {
         this.columns = columns;
@@ -48,13 +55,14 @@ public class DataHolder extends AutoSafeParcelable {
     protected static final int FIELD_TYPE_NULL = 0;
     protected static final int FIELD_TYPE_STRING = 3;
 
+    @SuppressWarnings("deprecation")
     @SuppressLint("NewApi")
     static int getCursorType(Cursor cursor, int i) {
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
             return cursor.getType(i);
         }
         if (cursor instanceof AbstractWindowedCursor) {
-            CursorWindow cursorWindow = ((AbstractWindowedCursor)cursor).getWindow();
+            CursorWindow cursorWindow = ((AbstractWindowedCursor) cursor).getWindow();
             int pos = cursor.getPosition();
             int type = -1;
             if (cursorWindow.isNull(pos, i)) {
@@ -113,6 +121,17 @@ public class DataHolder extends AutoSafeParcelable {
         return dataHolder;
     }
 
+
+    public int getCount() {
+        int c = 0;
+        if (windows != null) {
+            for (CursorWindow window : windows) {
+                c += window.getNumRows();
+            }
+        }
+        return c;
+    }
+
     @Override
     public String toString() {
         return "DataHolder{" +

play-services-api/src/main/java/com/google/android/gms/common/data/Freezable.java

@@ -0,0 +1,39 @@
+/*
+ * Copyright 2013-2015 µg Project Team
+ *
+ * Licensed 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 com.google.android.gms.common.data;
+
+public interface Freezable<T> {
+    /**
+     * Freeze a volatile representation into an immutable representation. Objects returned from
+     * this call are safe to cache.
+     * <p/>
+     * Note that the output of {@link #freeze} may not be identical to the parent object, but
+     * should be equal.
+     *
+     * @return A concrete implementation of the data object.
+     */
+    T freeze();
+
+    /**
+     * Check to see if this object is valid for use. If the object is still volatile, this method
+     * will indicate whether or not the object can be safely used.
+     * The output of a call to {@link #freeze()} will always be valid.
+     *
+     * @return whether or not the object is valid for use.
+     */
+    boolean isDataValid();
+}

play-services-api/src/main/java/com/google/android/gms/wearable/Asset.java

@@ -0,0 +1,89 @@
+/*
+ * Copyright 2013-2015 µg Project Team
+ *
+ * Licensed 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 com.google.android.gms.wearable;
+
+import android.net.Uri;
+import android.os.ParcelFileDescriptor;
+
+import org.microg.gms.common.PublicApi;
+import org.microg.safeparcel.AutoSafeParcelable;
+
+/**
+ * An asset is a binary blob shared between data items that is replicated across the wearable
+ * network on demand.
+ * <p/>
+ * It may represent an asset not yet added with the Android Wear network. DataItemAssets
+ * are representations of an asset after it has been added to the network through a
+ * {@link PutDataRequest}.
+ */
+@PublicApi
+public class Asset extends AutoSafeParcelable {
+
+    /**
+     * Creates an Asset using a byte array.
+     */
+    public static Asset createFromBytes(byte[] assetData) {
+        return null;
+    }
+
+    /**
+     * Creates an Asset using a file descriptor. The FD should be closed after being successfully
+     * sent in a putDataItem request.
+     */
+    public static Asset createFromFd(ParcelFileDescriptor fd) {
+        return null;
+    }
+
+    /**
+     * Create an Asset using an existing Asset's digest.
+     */
+    public static Asset createFromRef(String digest) {
+        return null;
+    }
+
+    /**
+     * Creates an Asset using a content URI. Google Play services must have permission to read this
+     * Uri.
+     */
+    public static Asset createFromUri(Uri uri) {
+        return null;
+    }
+
+    /**
+     * @return the digest associated with the asset data. A digest is a content identifier used to
+     * identify the asset across devices.
+     */
+    public String getDigest() {
+        return null;
+    }
+
+    /**
+     * @return the file descriptor referencing the asset.
+     */
+    public ParcelFileDescriptor getFd() {
+        return null;
+    }
+
+    /**
+     * @return the uri referencing the asset data.
+     */
+    public Uri getUri() {
+        return null;
+    }
+
+    public static final Creator<Asset> CREATOR = new AutoCreator<>(Asset.class);
+}

play-services-api/src/main/java/com/google/android/gms/wearable/DataItem.java

@@ -0,0 +1,56 @@
+/*
+ * Copyright 2013-2015 µg Project Team
+ *
+ * Licensed 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 com.google.android.gms.wearable;
+
+import android.net.Uri;
+
+import com.google.android.gms.common.data.Freezable;
+
+import org.microg.gms.common.PublicApi;
+
+import java.util.Map;
+
+/**
+ * The base object of data stored in the Android Wear network. {@link DataItem} are replicated
+ * across all devices in the network. It contains a small blob of data and associated assets.
+ * <p/>
+ * A {@link DataItem} is identified by its Uri, which contains its creator and a path.
+ */
+@PublicApi
+public interface DataItem extends Freezable<DataItem> {
+    /**
+     * A map of assets associated with this data item.
+     */
+    Map<String, DataItemAsset> getAssets();
+
+    /**
+     * An array of data stored at the specified {@link Uri}.
+     */
+    byte[] getData();
+
+    /**
+     * Returns the DataItem's Uri. {@link Uri#getHost()} returns the id of the node that created it.
+     */
+    Uri getUri();
+
+    /**
+     * Sets the data in a data item.
+     * <p/>
+     * The current maximum data item size limit is approximately 100k. Data items should generally be much smaller than this limit.
+     */
+    DataItem setData(byte[] data);
+}

play-services-api/src/main/java/com/google/android/gms/wearable/DataItemAsset.java

@@ -0,0 +1,36 @@
+/*
+ * Copyright 2013-2015 µg Project Team
+ *
+ * Licensed 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 com.google.android.gms.wearable;
+
+import com.google.android.gms.common.data.Freezable;
+
+/**
+ * A reference to an asset stored in a data item. Used to fetch file descriptors using
+ * DataApi#getFdForAsset(GoogleApiClient, DataItemAsset).
+ */
+public interface DataItemAsset extends Freezable<DataItemAsset> {
+    /**
+     * @return the identifier used to address this asset in the context of an existing
+     * {@link DataItem}.
+     */
+    String getDataItemKey();
+
+    /**
+     * @return the Android Wear-wide unique identifier for a particular asset.
+     */
+    String getId();
+}

play-services-api/src/main/java/com/google/android/gms/wearable/Node.java

@@ -27,10 +27,10 @@ public interface Node {
      * Returns a human readable description of the node. Sometimes generated from the Bluetooth
      * device name
      */
-    public abstract String getDisplayName();
+    String getDisplayName();
 
     /**
      * Returns an opaque string that represents a node in the Android Wear network.
      */
-    public abstract String getId();
+    String getId();
 }

play-services-api/src/main/java/com/google/android/gms/wearable/PutDataRequest.java

@@ -0,0 +1,100 @@
+/*
+ * Copyright 2013-2015 µg Project Team
+ *
+ * Licensed 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 com.google.android.gms.wearable;
+
+import android.net.Uri;
+
+import org.microg.gms.common.PublicApi;
+import org.microg.safeparcel.AutoSafeParcelable;
+
+import java.util.Collections;
+import java.util.Map;
+
+/**
+ * {@link PutDataRequest} is used to create new data items in the Android Wear network.
+ */
+@PublicApi
+public class PutDataRequest extends AutoSafeParcelable {
+    public static final String WEAR_URI_SCHEME = "wear";
+
+    private DataItem dataItem;
+
+    private PutDataRequest(DataItem dataItem) {
+        this.dataItem = dataItem;
+    }
+
+    public static PutDataRequest create(String path) {
+        // TODO
+        return new PutDataRequest(null);
+    }
+
+    public static PutDataRequest createFromDataItem(DataItem source) {
+        return new PutDataRequest(source);
+    }
+
+    public static PutDataRequest createWithAutoAppendedId(String pathPrefix) {
+        return new PutDataRequest(null);
+    }
+
+    public Asset getAsset(String key) {
+        // TODO
+        return null;
+    }
+
+    public Map<String, Asset> getAssets() {
+        // TODO
+        return Collections.emptyMap();
+    }
+
+    public byte[] getData() {
+        return dataItem.getData();
+    }
+
+    public Uri getUri() {
+        return dataItem.getUri();
+    }
+
+    public boolean hasAsset(String key) {
+        return dataItem.getAssets().containsKey(key);
+    }
+
+    public PutDataRequest putAsset(String key, Asset value) {
+        // TODO
+        return this;
+    }
+
+    public PutDataRequest removeAsset(String key) {
+        // TODO
+        return this;
+    }
+
+    public PutDataRequest setData(byte[] data) {
+        // TODO
+        return this;
+    }
+
+    @Override
+    public String toString() {
+        return toString(false);
+    }
+
+    public String toString(boolean verbose) {
+        return "PutDataRequest{data=" + dataItem + "}";
+    }
+
+    public static final Creator<PutDataRequest> CREATOR = new AutoCreator<>(PutDataRequest.class);
+}

play-services-api/src/main/java/org/microg/gms/common/PublicApi.java

@@ -39,8 +39,10 @@ public @interface PublicApi {
     String until() default "latest";
 
     /**
-     * @return used on a method or field to exclude it from the public api if the corresponding
+     * Used on a method or field to exclude it from the public api if the corresponding class was
-     * class was marked as public api
+     * marked as public api.
+     *
+     * @return true if the method or field is not part of the public api
      */
     boolean exclude() default false;
 }