1// 2// ======================================================================== 3// Copyright (c) 1995-2014 Mort Bay Consulting Pty. Ltd. 4// ------------------------------------------------------------------------ 5// All rights reserved. This program and the accompanying materials 6// are made available under the terms of the Eclipse Public License v1.0 7// and Apache License v2.0 which accompanies this distribution. 8// 9// The Eclipse Public License is available at 10// http://www.eclipse.org/legal/epl-v10.html 11// 12// The Apache License v2.0 is available at 13// http://www.opensource.org/licenses/apache2.0.php 14// 15// You may elect to redistribute this code under either of these licenses. 16// ======================================================================== 17// 18 19package org.eclipse.jetty.server; 20 21import java.io.IOException; 22 23import javax.servlet.ServletInputStream; 24 25import org.eclipse.jetty.http.HttpParser; 26import org.eclipse.jetty.io.Buffer; 27import org.eclipse.jetty.io.EofException; 28 29public class HttpInput extends ServletInputStream 30{ 31 protected final AbstractHttpConnection _connection; 32 protected final HttpParser _parser; 33 34 /* ------------------------------------------------------------ */ 35 public HttpInput(AbstractHttpConnection connection) 36 { 37 _connection=connection; 38 _parser=(HttpParser)connection.getParser(); 39 } 40 41 /* ------------------------------------------------------------ */ 42 /* 43 * @see java.io.InputStream#read() 44 */ 45 @Override 46 public int read() throws IOException 47 { 48 byte[] bytes = new byte[1]; 49 int read = read(bytes, 0, 1); 50 return read < 0 ? -1 : 0xff & bytes[0]; 51 } 52 53 /* ------------------------------------------------------------ */ 54 /* 55 * @see java.io.InputStream#read(byte[], int, int) 56 */ 57 @Override 58 public int read(byte[] b, int off, int len) throws IOException 59 { 60 int l=-1; 61 Buffer content=_parser.blockForContent(_connection.getMaxIdleTime()); 62 if (content!=null) 63 l= content.get(b, off, len); 64 else if (_connection.isEarlyEOF()) 65 throw new EofException("early EOF"); 66 return l; 67 } 68 69 /* ------------------------------------------------------------ */ 70 @Override 71 public int available() throws IOException 72 { 73 return _parser.available(); 74 } 75} 76