/*
 *  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.ajp;

/**
 * Extends {@link AjpMessage} to provide additional methods for writing to the
 * message.
 * TODO: See if it makes sense for any/all of these methods to be transferred to
 *       AjpMessage
 */
public class TesterAjpMessage extends AjpMessage {

    public TesterAjpMessage(int packetSize) {
        super(packetSize);
    }
    
    public byte readByte() {
        return buf[pos++];
    }

    public int readInt() {
        int val = (buf[pos++] & 0xFF ) << 8;
        val += buf[pos++] & 0xFF;
        return val;
    }

    public String readString() {
        int len = readInt();
        return readString(len);
    }
    
    public String readString(int len) {
        StringBuilder buffer = new StringBuilder(len);
        
        for (int i = 0; i < len; i++) {
            char c = (char) buf[pos++];
            buffer.append(c);
        }
        // Read end of string marker
        readByte();

        return buffer.toString();
    }

    public String readHeaderName() {
        byte b = readByte();
        if ((b & 0xFF) == 0xA0) {
            // Coded header
            return Constants.getResponseHeaderForCode(readByte());
        } else {
            int len = (b & 0xFF) << 8;
            len += getByte() & 0xFF;
            return readString(len);
        }
    }
}

@@ -911,18 +911,20 @@
 for 
-writing to
+reading from
  the

Correct comment