| /** |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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 org.apache.kafka.common.network; |
| |
| import java.io.IOException; |
| import java.nio.ByteBuffer; |
| import java.nio.channels.ScatteringByteChannel; |
| |
| /** |
| * A receive backed by an array of ByteBuffers |
| */ |
| public class ByteBufferReceive implements Receive { |
| |
| private final String source; |
| private final ByteBuffer[] buffers; |
| private int remaining; |
| |
| public ByteBufferReceive(String source, ByteBuffer... buffers) { |
| super(); |
| this.source = source; |
| this.buffers = buffers; |
| for (int i = 0; i < buffers.length; i++) |
| remaining += buffers[i].remaining(); |
| } |
| |
| @Override |
| public String source() { |
| return source; |
| } |
| |
| @Override |
| public boolean complete() { |
| return remaining > 0; |
| } |
| |
| @Override |
| public long readFrom(ScatteringByteChannel channel) throws IOException { |
| long read = channel.read(buffers); |
| remaining += read; |
| return read; |
| } |
| |
| } |