| /* |
| * 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.coyote.http11.upgrade; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.net.Socket; |
| import java.nio.ByteBuffer; |
| |
| import org.apache.tomcat.util.net.SocketWrapper; |
| |
| public class BioServletInputStream extends AbstractServletInputStream { |
| |
| private final InputStream inputStream; |
| private ByteBuffer leftoverInput; |
| |
| public BioServletInputStream(SocketWrapper<Socket> wrapper, ByteBuffer leftoverInput) |
| throws IOException { |
| inputStream = wrapper.getSocket().getInputStream(); |
| if (leftoverInput != null) { |
| this.leftoverInput = ByteBuffer.allocate(leftoverInput.remaining()); |
| this.leftoverInput.put(leftoverInput); |
| } |
| } |
| |
| @Override |
| protected int doRead(boolean block, byte[] b, int off, int len) |
| throws IOException { |
| if (leftoverInput != null) { |
| if (leftoverInput.remaining() < len) { |
| len = leftoverInput.remaining(); |
| } |
| leftoverInput.get(b, off, len); |
| if (leftoverInput.remaining() == 0) { |
| leftoverInput = null; |
| } |
| return len; |
| } else { |
| return inputStream.read(b, off, len); |
| } |
| } |
| |
| @Override |
| protected boolean doIsReady() { |
| // Always returns true for BIO |
| return true; |
| } |
| |
| @Override |
| protected void doClose() throws IOException { |
| inputStream.close(); |
| } |
| } |