/**
* 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 com.google.code.or.net.impl.packet;
import java.io.IOException;
import org.apache.commons.lang.builder.ToStringBuilder;
import org.apache.commons.lang.builder.ToStringStyle;
import com.google.code.or.common.glossary.column.StringColumn;
import com.google.code.or.io.util.XDeserializer;
import com.google.code.or.io.util.XSerializer;
import com.google.code.or.net.Packet;
/**
*
* @author Jingqi Xu
*/
public class GreetingPacket extends AbstractPacket {
//
private static final long serialVersionUID = 5506239117316020734L;
//
private int protocolVersion;
private StringColumn serverVersion;
private long threadId;
private StringColumn scramble1;
private int serverCapabilities;
private int serverCollation;
private int serverStatus;
private StringColumn scramble2;
private StringColumn pluginProvidedData;
/**
*
*/
@Override
public String toString() {
return new ToStringBuilder(this, ToStringStyle.SHORT_PREFIX_STYLE)
.append("protocolVersion", protocolVersion)
.append("serverVersion", serverVersion)
.append("threadId", threadId)
.append("scramble1", scramble1)
.append("serverCapabilities", serverCapabilities)
.append("serverCollation", serverCollation)
.append("serverStatus", serverStatus)
.append("scramble2", scramble2)
.append("pluginProvidedData", pluginProvidedData).toString();
}
/**
*
*/
public byte[] getPacketBody() {
final XSerializer s = new XSerializer(128);
s.writeInt(this.protocolVersion, 1);
s.writeNullTerminatedString(this.serverVersion);
s.writeLong(this.threadId, 4);
s.writeNullTerminatedString(this.scramble1);
s.writeInt(this.serverCapabilities, 2);
s.writeInt(this.serverCollation, 1);
s.writeInt(this.serverStatus, 2);
s.writeInt(0, 13);
s.writeNullTerminatedString(this.scramble2);
s.writeNullTerminatedString(this.pluginProvidedData);
return s.toByteArray();
}
/**
*
*/
public int getProtocolVersion() {
return protocolVersion;
}
public StringColumn getServerVersion() {
return serverVersion;
}
public long getThreadId() {
return threadId;
}
public StringColumn getScramble1() {
return scramble1;
}
public int getServerCapabilities() {
return serverCapabilities;
}
public int getServerCollation() {
return serverCollation;
}
public int getServerStatus() {
return serverStatus;
}
public StringColumn getScramble2() {
return scramble2;
}
/**
*
*/
public static GreetingPacket valueOf(Packet packet) throws IOException {
final XDeserializer d = new XDeserializer(packet.getPacketBody());
final GreetingPacket r = new GreetingPacket();
r.length = packet.getLength();
r.sequence = packet.getSequence();
r.protocolVersion = d.readInt(1);
r.serverVersion = d.readNullTerminatedString();
r.threadId = d.readLong(4);
r.scramble1 = d.readNullTerminatedString();
r.serverCapabilities = d.readInt(2);
r.serverCollation = d.readInt(1);
r.serverStatus = d.readInt(2);
d.skip(13); // reserved, all 0
r.scramble2 = d.readNullTerminatedString();
if(d.hasMore()) r.pluginProvidedData = d.readNullTerminatedString();
return r;
}
}