1 package android.nfc; 2 3 import android.net.Uri; 4 import android.os.Parcel; 5 import android.os.Parcelable; 6 import android.os.UserHandle; 7 8 /** 9 * Class to IPC data to be shared over Android Beam. 10 * Allows bundling NdefMessage, Uris and flags in a single 11 * IPC call. This is important as we want to reduce the 12 * amount of IPC calls at "touch time". 13 * @hide 14 */ 15 public final class BeamShareData implements Parcelable { 16 public final NdefMessage ndefMessage; 17 public final Uri[] uris; 18 public final UserHandle userHandle; 19 public final int flags; 20 BeamShareData(NdefMessage msg, Uri[] uris, UserHandle userHandle, int flags)21 public BeamShareData(NdefMessage msg, Uri[] uris, UserHandle userHandle, int flags) { 22 this.ndefMessage = msg; 23 this.uris = uris; 24 this.userHandle = userHandle; 25 this.flags = flags; 26 } 27 28 @Override describeContents()29 public int describeContents() { 30 return 0; 31 } 32 33 @Override writeToParcel(Parcel dest, int flags)34 public void writeToParcel(Parcel dest, int flags) { 35 int urisLength = (uris != null) ? uris.length : 0; 36 dest.writeParcelable(ndefMessage, 0); 37 dest.writeInt(urisLength); 38 if (urisLength > 0) { 39 dest.writeTypedArray(uris, 0); 40 } 41 dest.writeParcelable(userHandle, 0); 42 dest.writeInt(this.flags); 43 } 44 45 public static final Parcelable.Creator<BeamShareData> CREATOR = 46 new Parcelable.Creator<BeamShareData>() { 47 @Override 48 public BeamShareData createFromParcel(Parcel source) { 49 Uri[] uris = null; 50 NdefMessage msg = source.readParcelable(NdefMessage.class.getClassLoader()); 51 int numUris = source.readInt(); 52 if (numUris > 0) { 53 uris = new Uri[numUris]; 54 source.readTypedArray(uris, Uri.CREATOR); 55 } 56 UserHandle userHandle = source.readParcelable(UserHandle.class.getClassLoader()); 57 int flags = source.readInt(); 58 59 return new BeamShareData(msg, uris, userHandle, flags); 60 } 61 62 @Override 63 public BeamShareData[] newArray(int size) { 64 return new BeamShareData[size]; 65 } 66 }; 67 } 68