| /* |
| * $HeadURL: http://svn.apache.org/repos/asf/httpcomponents/httpclient/trunk/module-client/src/main/java/org/apache/http/impl/conn/LoggingSessionInputBuffer.java $ |
| * $Revision: 674186 $ |
| * $Date: 2008-07-05 05:18:54 -0700 (Sat, 05 Jul 2008) $ |
| * |
| * ==================================================================== |
| * |
| * 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. |
| * ==================================================================== |
| * |
| * This software consists of voluntary contributions made by many |
| * individuals on behalf of the Apache Software Foundation. For more |
| * information on the Apache Software Foundation, please see |
| * <http://www.apache.org/>. |
| * |
| */ |
| |
| package org.apache.http.impl.conn; |
| |
| import java.io.IOException; |
| |
| import org.apache.http.io.HttpTransportMetrics; |
| import org.apache.http.io.SessionInputBuffer; |
| import org.apache.http.util.CharArrayBuffer; |
| |
| /** |
| * Logs all data read to the wire LOG. |
| * |
| * @author Ortwin Glueck |
| * @author <a href="mailto:mbowler@GargoyleSoftware.com">Mike Bowler</a> |
| * @author <a href="mailto:oleg at ural.ru">Oleg Kalnichevski</a> |
| * |
| * @since 4.0 |
| */ |
| public class LoggingSessionInputBuffer implements SessionInputBuffer { |
| |
| /** Original session input buffer. */ |
| private final SessionInputBuffer in; |
| |
| /** The wire log to use for writing. */ |
| private final Wire wire; |
| |
| /** |
| * Create an instance that wraps the specified session input buffer. |
| * @param in The session input buffer. |
| * @param wire The wire log to use. |
| */ |
| public LoggingSessionInputBuffer(final SessionInputBuffer in, final Wire wire) { |
| super(); |
| this.in = in; |
| this.wire = wire; |
| } |
| |
| public boolean isDataAvailable(int timeout) throws IOException { |
| return this.in.isDataAvailable(timeout); |
| } |
| |
| public int read(byte[] b, int off, int len) throws IOException { |
| int l = this.in.read(b, off, len); |
| if (this.wire.enabled() && l > 0) { |
| this.wire.input(b, off, l); |
| } |
| return l; |
| } |
| |
| public int read() throws IOException { |
| int l = this.in.read(); |
| if (this.wire.enabled() && l > 0) { |
| this.wire.input(l); |
| } |
| return l; |
| } |
| |
| public int read(byte[] b) throws IOException { |
| int l = this.in.read(b); |
| if (this.wire.enabled() && l > 0) { |
| this.wire.input(b, 0, l); |
| } |
| return l; |
| } |
| |
| public String readLine() throws IOException { |
| String s = this.in.readLine(); |
| if (this.wire.enabled() && s != null) { |
| this.wire.input(s + "[EOL]"); |
| } |
| return s; |
| } |
| |
| public int readLine(final CharArrayBuffer buffer) throws IOException { |
| int l = this.in.readLine(buffer); |
| if (this.wire.enabled() && l > 0) { |
| int pos = buffer.length() - l; |
| String s = new String(buffer.buffer(), pos, l); |
| this.wire.input(s + "[EOL]"); |
| } |
| return l; |
| } |
| |
| public HttpTransportMetrics getMetrics() { |
| return this.in.getMetrics(); |
| } |
| |
| } |