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fixed format & import

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This commit is contained in:
agapple
2017-07-05 12:41:11 +08:00
parent 780b4f715b
commit 989a69e7be
9 changed files with 117 additions and 96 deletions
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12
driver/src/main/java/com/alibaba/otter/canal/parse/driver/mysql/MysqlUpdateExecutor.java
View File

@@ -1,7 +1,6 @@
package com.alibaba.otter.canal.parse.driver.mysql;
import java.io.IOException;
import com.alibaba.otter.canal.parse.driver.mysql.socket.SocketChannel;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@@ -21,7 +20,7 @@ public class MysqlUpdateExecutor {
private static final Logger logger = LoggerFactory.getLogger(MysqlUpdateExecutor.class);
private MysqlConnector connector;
private MysqlConnector connector;
public MysqlUpdateExecutor(MysqlConnector connector) throws IOException{
if (!connector.isConnected()) {
@@ -31,9 +30,9 @@ public class MysqlUpdateExecutor {
this.connector = connector;
}
/* public MysqlUpdateExecutor(SocketChannel ch){
this.channel = ch;
}*/
/*
* public MysqlUpdateExecutor(SocketChannel ch){ this.channel = ch; }
*/
public OKPacket update(String updateString) throws IOException {
QueryCommandPacket cmd = new QueryCommandPacket();
@@ -42,7 +41,8 @@ public class MysqlUpdateExecutor {
PacketManager.writeBody(connector.getChannel(), bodyBytes);
logger.debug("read update result...");
byte[] body = PacketManager.readBytes(connector.getChannel(), PacketManager.readHeader(connector.getChannel(), 4).getPacketBodyLength());
byte[] body = PacketManager.readBytes(connector.getChannel(),
PacketManager.readHeader(connector.getChannel(), 4).getPacketBodyLength());
if (body[0] < 0) {
ErrorPacket packet = new ErrorPacket();
packet.fromBytes(body);

132
driver/src/main/java/com/alibaba/otter/canal/parse/driver/mysql/socket/SocketChannelPool.java
View File

@@ -27,68 +27,74 @@ import java.util.concurrent.ConcurrentHashMap;
@SuppressWarnings({ "rawtypes", "deprecation" })
public abstract class SocketChannelPool {
private static EventLoopGroup group = new NioEventLoopGroup();//非阻塞IO线程组
private static Bootstrap boot = new Bootstrap();//主
private static Map<Channel,SocketChannel> chManager = new ConcurrentHashMap<Channel,SocketChannel>();
static{
boot.group(group).channel(NioSocketChannel.class)
.option(ChannelOption.SO_RCVBUF, 32*1024)
.option(ChannelOption.SO_SNDBUF, 32*1024)
.option(ChannelOption.TCP_NODELAY, true)//如果是延时敏感型应用，建议关闭Nagle算法
.option(ChannelOption.SO_KEEPALIVE, true)
.option(ChannelOption.RCVBUF_ALLOCATOR, AdaptiveRecvByteBufAllocator.DEFAULT)
.option(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT) //
.handler(new ChannelInitializer(){
@Override
protected void initChannel(Channel arg0) throws Exception {
arg0.pipeline().addLast(new BusinessHandler());//命令过滤和handler添加管理
}
});
}
public static SocketChannel open(SocketAddress address) throws Exception {
final SocketChannel socket = new SocketChannel();
boot.connect(address).addListener(new ChannelFutureListener(){
@Override
public void operationComplete(ChannelFuture arg0) throws Exception {
if(arg0.isSuccess())
socket.setChannel(arg0.channel());
synchronized (socket) {
socket.notify();
}
}});
synchronized (socket) {
socket.wait();
}
if(null == socket.getChannel()){
throw new IOException("can't create socket!");
}
chManager.put(socket.getChannel(), socket);
return socket;
}
private static EventLoopGroup group = new NioEventLoopGroup(); // 非阻塞IO线程组
private static Bootstrap boot = new Bootstrap(); // 主
private static Map<Channel, SocketChannel> chManager = new ConcurrentHashMap<Channel, SocketChannel>();
public static class BusinessHandler extends ChannelInboundHandlerAdapter {
private SocketChannel socket=null;
@Override
public void channelInactive(ChannelHandlerContext ctx) throws Exception {
socket.setChannel(null);
chManager.remove(ctx.channel());//移除
}
@Override
public void channelRead(ChannelHandlerContext ctx, Object msg)
throws Exception {
if(null == socket)
socket = chManager.get(ctx.channel());
if(socket != null){
socket.writeCache((ByteBuf) msg);
}
ReferenceCountUtil.release(msg);//添加防止内存泄漏的
}
@Override
public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause)
throws Exception {
ctx.close();
}
}
static {
boot.group(group)
.channel(NioSocketChannel.class)
.option(ChannelOption.SO_RCVBUF, 32 * 1024)
.option(ChannelOption.SO_SNDBUF, 32 * 1024)
.option(ChannelOption.TCP_NODELAY, true)
// 如果是延时敏感型应用，建议关闭Nagle算法
.option(ChannelOption.SO_KEEPALIVE, true)
.option(ChannelOption.RCVBUF_ALLOCATOR, AdaptiveRecvByteBufAllocator.DEFAULT)
.option(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT)
//
.handler(new ChannelInitializer() {
@Override
protected void initChannel(Channel arg0) throws Exception {
arg0.pipeline().addLast(new BusinessHandler());// 命令过滤和handler添加管理
}
});
}
public static SocketChannel open(SocketAddress address) throws Exception {
final SocketChannel socket = new SocketChannel();
boot.connect(address).addListener(new ChannelFutureListener() {
@Override
public void operationComplete(ChannelFuture arg0) throws Exception {
if (arg0.isSuccess()) socket.setChannel(arg0.channel());
synchronized (socket) {
socket.notify();
}
}
});
synchronized (socket) {
socket.wait();
}
if (null == socket.getChannel()) {
throw new IOException("can't create socket!");
}
chManager.put(socket.getChannel(), socket);
return socket;
}
public static class BusinessHandler extends ChannelInboundHandlerAdapter {
private SocketChannel socket = null;
@Override
public void channelInactive(ChannelHandlerContext ctx) throws Exception {
socket.setChannel(null);
chManager.remove(ctx.channel());// 移除
}
@Override
public void channelRead(ChannelHandlerContext ctx, Object msg) throws Exception {
if (null == socket) socket = chManager.get(ctx.channel());
if (socket != null) {
socket.writeCache((ByteBuf) msg);
}
ReferenceCountUtil.release(msg);// 添加防止内存泄漏的
}
@Override
public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) throws Exception {
ctx.close();
}
}
}