| /* |
| * Copyright (C) 2016 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 com.android.apksig.internal.util; |
| |
| import com.android.apksig.util.DataSink; |
| import java.io.IOException; |
| import java.nio.BufferOverflowException; |
| import java.nio.ByteBuffer; |
| |
| /** |
| * Data sink which stores all received data into the associated {@link ByteBuffer}. |
| */ |
| public class ByteBufferSink implements DataSink { |
| |
| private final ByteBuffer mBuffer; |
| |
| public ByteBufferSink(ByteBuffer buffer) { |
| mBuffer = buffer; |
| } |
| |
| public ByteBuffer getBuffer() { |
| return mBuffer; |
| } |
| |
| @Override |
| public void consume(byte[] buf, int offset, int length) throws IOException { |
| try { |
| mBuffer.put(buf, offset, length); |
| } catch (BufferOverflowException e) { |
| throw new IOException( |
| "Insufficient space in output buffer for " + length + " bytes", e); |
| } |
| } |
| |
| @Override |
| public void consume(ByteBuffer buf) throws IOException { |
| int length = buf.remaining(); |
| try { |
| mBuffer.put(buf); |
| } catch (BufferOverflowException e) { |
| throw new IOException( |
| "Insufficient space in output buffer for " + length + " bytes", e); |
| } |
| } |
| } |