| /* |
| * Copyright (C) 2015 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.os; |
| |
| /** |
| * Helper class for reading pooling strings from a Parcel. It must be used |
| * in conjunction with {@link android.os.PooledStringWriter}. This really needs |
| * to be pushed in to Parcel itself, but doing that is... complicated. |
| * @hide |
| */ |
| public class PooledStringReader { |
| private final Parcel mIn; |
| |
| /** |
| * The pool of strings we have collected so far. |
| */ |
| private final String[] mPool; |
| |
| public PooledStringReader(Parcel in) { |
| mIn = in; |
| final int size = in.readInt(); |
| mPool = new String[size]; |
| } |
| |
| public int getStringCount() { |
| return mPool.length; |
| } |
| |
| public String readString() { |
| int idx = mIn.readInt(); |
| if (idx >= 0) { |
| return mPool[idx]; |
| } else { |
| idx = (-idx) - 1; |
| String str = mIn.readString(); |
| mPool[idx] = str; |
| return str; |
| } |
| } |
| } |