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authorAnton Tananaev <anton.tananaev@gmail.com>2019-02-23 15:23:35 -0800
committerAnton Tananaev <anton.tananaev@gmail.com>2019-02-23 15:23:35 -0800
commit563243a8da888244e910a4a7a10fb86ad525fdd4 (patch)
tree0a50db4a2ca280d3cd3b2b78065d31ef96e5fef5 /src/org/traccar/handler/StandardLoggingHandler.java
parent7aa3760f02361a04e2c3b73ba5b9cc41bcb8ec3d (diff)
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Handler refactoring
Diffstat (limited to 'src/org/traccar/handler/StandardLoggingHandler.java')
-rw-r--r--src/org/traccar/handler/StandardLoggingHandler.java81
1 files changed, 81 insertions, 0 deletions
diff --git a/src/org/traccar/handler/StandardLoggingHandler.java b/src/org/traccar/handler/StandardLoggingHandler.java
new file mode 100644
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+++ b/src/org/traccar/handler/StandardLoggingHandler.java
@@ -0,0 +1,81 @@
+/*
+ * Copyright 2019 Anton Tananaev (anton@traccar.org)
+ *
+ * Licensed 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.traccar.handler;
+
+import io.netty.buffer.ByteBuf;
+import io.netty.buffer.ByteBufUtil;
+import io.netty.channel.ChannelDuplexHandler;
+import io.netty.channel.ChannelHandlerContext;
+import io.netty.channel.ChannelPromise;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.traccar.NetworkMessage;
+
+import java.net.InetSocketAddress;
+import java.net.SocketAddress;
+
+public class StandardLoggingHandler extends ChannelDuplexHandler {
+
+ private static final Logger LOGGER = LoggerFactory.getLogger(StandardLoggingHandler.class);
+
+ @Override
+ public void channelRead(ChannelHandlerContext ctx, Object msg) throws Exception {
+ log(ctx, false, msg);
+ super.channelRead(ctx, msg);
+ }
+
+ @Override
+ public void write(ChannelHandlerContext ctx, Object msg, ChannelPromise promise) throws Exception {
+ log(ctx, true, msg);
+ super.write(ctx, msg, promise);
+ }
+
+ public void log(ChannelHandlerContext ctx, boolean downstream, Object o) {
+ if (o instanceof NetworkMessage) {
+ NetworkMessage networkMessage = (NetworkMessage) o;
+ if (networkMessage.getMessage() instanceof ByteBuf) {
+ log(ctx, downstream, networkMessage.getRemoteAddress(), (ByteBuf) networkMessage.getMessage());
+ }
+ } else if (o instanceof ByteBuf) {
+ log(ctx, downstream, ctx.channel().remoteAddress(), (ByteBuf) o);
+ }
+ }
+
+ public void log(ChannelHandlerContext ctx, boolean downstream, SocketAddress remoteAddress, ByteBuf buf) {
+ StringBuilder message = new StringBuilder();
+
+ message.append("[").append(ctx.channel().id().asShortText()).append(": ");
+ message.append(((InetSocketAddress) ctx.channel().localAddress()).getPort());
+ if (downstream) {
+ message.append(" > ");
+ } else {
+ message.append(" < ");
+ }
+
+ if (remoteAddress instanceof InetSocketAddress) {
+ message.append(((InetSocketAddress) remoteAddress).getHostString());
+ } else {
+ message.append("unknown");
+ }
+ message.append("]");
+
+ message.append(" HEX: ");
+ message.append(ByteBufUtil.hexDump(buf));
+
+ LOGGER.info(message.toString());
+ }
+
+}