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/*
* ====================================================================
* 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
* .
*
*/
package org.apache.http.impl.conn;
import java.io.IOException;
import org.apache.http.Consts;
import org.apache.http.annotation.Contract;
import org.apache.http.annotation.ThreadingBehavior;
import org.apache.http.io.EofSensor;
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.
*
* @since 4.0
*
* @deprecated (4.3) no longer used.
*/
@Contract(threading = ThreadingBehavior.IMMUTABLE)
@Deprecated
public class LoggingSessionInputBuffer implements SessionInputBuffer, EofSensor {
/** Original session input buffer. */
private final SessionInputBuffer in;
private final EofSensor eofSensor;
/** The wire log to use for writing. */
private final Wire wire;
private final String charset;
/**
* Create an instance that wraps the specified session input buffer.
* @param in The session input buffer.
* @param wire The wire log to use.
* @param charset protocol charset, {@code ASCII} if {@code null}
*/
public LoggingSessionInputBuffer(
final SessionInputBuffer in, final Wire wire, final String charset) {
super();
this.in = in;
this.eofSensor = in instanceof EofSensor ? (EofSensor) in : null;
this.wire = wire;
this.charset = charset != null ? charset : Consts.ASCII.name();
}
public LoggingSessionInputBuffer(final SessionInputBuffer in, final Wire wire) {
this(in, wire, null);
}
@Override
public boolean isDataAvailable(final int timeout) throws IOException {
return this.in.isDataAvailable(timeout);
}
@Override
public int read(final byte[] b, final int off, final int len) throws IOException {
final int readLen = this.in.read(b, off, len);
if (this.wire.enabled() && readLen > 0) {
this.wire.input(b, off, readLen);
}
return readLen;
}
@Override
public int read() throws IOException {
final int b = this.in.read();
if (this.wire.enabled() && b != -1) {
this.wire.input(b);
}
return b;
}
@Override
public int read(final byte[] b) throws IOException {
final int readLen = this.in.read(b);
if (this.wire.enabled() && readLen > 0) {
this.wire.input(b, 0, readLen);
}
return readLen;
}
@Override
public String readLine() throws IOException {
final String s = this.in.readLine();
if (this.wire.enabled() && s != null) {
final String tmp = s + "\r\n";
this.wire.input(tmp.getBytes(this.charset));
}
return s;
}
@Override
public int readLine(final CharArrayBuffer buffer) throws IOException {
final int readLen = this.in.readLine(buffer);
if (this.wire.enabled() && readLen >= 0) {
final int pos = buffer.length() - readLen;
final String s = new String(buffer.buffer(), pos, readLen);
final String tmp = s + "\r\n";
this.wire.input(tmp.getBytes(this.charset));
}
return readLen;
}
@Override
public HttpTransportMetrics getMetrics() {
return this.in.getMetrics();
}
@Override
public boolean isEof() {
if (this.eofSensor != null) {
return this.eofSensor.isEof();
} else {
return false;
}
}
}