| /* |
| * Copyright (C) 2014 The Android Open Source Project |
| * |
| * 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 android.service.carrier; |
| |
| import android.annotation.NonNull; |
| import android.os.Parcel; |
| import android.os.Parcelable; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| /** |
| * A parcelable list of PDUs representing contents of a possibly multi-part SMS. |
| */ |
| public final class MessagePdu implements Parcelable { |
| private static final int NULL_LENGTH = -1; |
| |
| private final List<byte[]> mPduList; |
| |
| /** |
| * Constructs a MessagePdu with the list of message PDUs. |
| * |
| * @param pduList the list of message PDUs |
| */ |
| public MessagePdu(@NonNull List<byte[]> pduList) { |
| if (pduList == null || pduList.contains(null)) { |
| throw new IllegalArgumentException("pduList must not be null or contain nulls"); |
| } |
| mPduList = pduList; |
| } |
| |
| /** |
| * Returns the contents of a possibly multi-part SMS. |
| * |
| * @return the list of PDUs |
| */ |
| public @NonNull List<byte[]> getPdus() { |
| return mPduList; |
| } |
| |
| @Override |
| public int describeContents() { |
| return 0; |
| } |
| |
| @Override |
| public void writeToParcel(Parcel dest, int flags) { |
| if (mPduList == null) { |
| dest.writeInt(NULL_LENGTH); |
| } else { |
| dest.writeInt(mPduList.size()); |
| for (byte[] messagePdu : mPduList) { |
| dest.writeByteArray(messagePdu); |
| } |
| } |
| } |
| |
| /** |
| * Constructs a {@link MessagePdu} from a {@link Parcel}. |
| */ |
| public static final Parcelable.Creator<MessagePdu> CREATOR |
| = new Parcelable.Creator<MessagePdu>() { |
| @Override |
| public MessagePdu createFromParcel(Parcel source) { |
| int size = source.readInt(); |
| List<byte[]> pduList; |
| if (size == NULL_LENGTH) { |
| pduList = null; |
| } else { |
| pduList = new ArrayList<>(size); |
| for (int i = 0; i < size; i++) { |
| pduList.add(source.createByteArray()); |
| } |
| } |
| return new MessagePdu(pduList); |
| } |
| |
| @Override |
| public MessagePdu[] newArray(int size) { |
| return new MessagePdu[size]; |
| } |
| }; |
| } |