Use wrappers for network message handling

1 files changed, 253 insertions, 0 deletions

diff --git a/src/org/traccar/WrapperContext.java b/src/org/traccar/WrapperContext.java
new file mode 100644
index 000000000..e1c30cdc1
--- /dev/null
+++ b/src/org/traccar/WrapperContext.java
@@ -0,0 +1,253 @@
+/*
+ * Copyright 2018 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;
+
+import io.netty.buffer.ByteBufAllocator;
+import io.netty.channel.Channel;
+import io.netty.channel.ChannelFuture;
+import io.netty.channel.ChannelHandler;
+import io.netty.channel.ChannelHandlerContext;
+import io.netty.channel.ChannelPipeline;
+import io.netty.channel.ChannelProgressivePromise;
+import io.netty.channel.ChannelPromise;
+import io.netty.util.Attribute;
+import io.netty.util.AttributeKey;
+import io.netty.util.concurrent.EventExecutor;
+
+import java.net.SocketAddress;
+
+public class WrapperContext implements ChannelHandlerContext {
+
+    private ChannelHandlerContext context;
+    private SocketAddress remoteAddress;
+
+    public WrapperContext(ChannelHandlerContext context, SocketAddress remoteAddress) {
+        this.context = context;
+        this.remoteAddress = remoteAddress;
+    }
+
+    @Override
+    public Channel channel() {
+        return context.channel();
+    }
+
+    @Override
+    public EventExecutor executor() {
+        return context.executor();
+    }
+
+    @Override
+    public String name() {
+        return context.name();
+    }
+
+    @Override
+    public ChannelHandler handler() {
+        return context.handler();
+    }
+
+    @Override
+    public boolean isRemoved() {
+        return context.isRemoved();
+    }
+
+    @Override
+    public ChannelHandlerContext fireChannelRegistered() {
+        return context.fireChannelRegistered();
+    }
+
+    @Override
+    public ChannelHandlerContext fireChannelUnregistered() {
+        return context.fireChannelUnregistered();
+    }
+
+    @Override
+    public ChannelHandlerContext fireChannelActive() {
+        return context.fireChannelActive();
+    }
+
+    @Override
+    public ChannelHandlerContext fireChannelInactive() {
+        return context.fireChannelInactive();
+    }
+
+    @Override
+    public ChannelHandlerContext fireExceptionCaught(Throwable cause) {
+        return context.fireExceptionCaught(cause);
+    }
+
+    @Override
+    public ChannelHandlerContext fireUserEventTriggered(Object evt) {
+        return context.fireUserEventTriggered(evt);
+    }
+
+    @Override
+    public ChannelHandlerContext fireChannelRead(Object msg) {
+        if (!(msg instanceof NetworkMessage)) {
+            msg = new NetworkMessage(msg, remoteAddress);
+        }
+        return context.fireChannelRead(msg);
+    }
+
+    @Override
+    public ChannelHandlerContext fireChannelReadComplete() {
+        return context.fireChannelReadComplete();
+    }
+
+    @Override
+    public ChannelHandlerContext fireChannelWritabilityChanged() {
+        return context.fireChannelWritabilityChanged();
+    }
+
+    @Override
+    public ChannelFuture bind(SocketAddress localAddress) {
+        return context.bind(localAddress);
+    }
+
+    @Override
+    public ChannelFuture connect(SocketAddress remoteAddress) {
+        return context.connect(remoteAddress);
+    }
+
+    @Override
+    public ChannelFuture connect(SocketAddress remoteAddress, SocketAddress localAddress) {
+        return context.connect(remoteAddress, localAddress);
+    }
+
+    @Override
+    public ChannelFuture disconnect() {
+        return context.disconnect();
+    }
+
+    @Override
+    public ChannelFuture close() {
+        return context.close();
+    }
+
+    @Override
+    public ChannelFuture deregister() {
+        return context.deregister();
+    }
+
+    @Override
+    public ChannelFuture bind(SocketAddress localAddress, ChannelPromise promise) {
+        return context.bind(localAddress, promise);
+    }
+
+    @Override
+    public ChannelFuture connect(SocketAddress remoteAddress, ChannelPromise promise) {
+        return context.connect(remoteAddress, promise);
+    }
+
+    @Override
+    public ChannelFuture connect(SocketAddress remoteAddress, SocketAddress localAddress, ChannelPromise promise) {
+        return context.connect(remoteAddress, localAddress, promise);
+    }
+
+    @Override
+    public ChannelFuture disconnect(ChannelPromise promise) {
+        return context.disconnect(promise);
+    }
+
+    @Override
+    public ChannelFuture close(ChannelPromise promise) {
+        return context.close(promise);
+    }
+
+    @Override
+    public ChannelFuture deregister(ChannelPromise promise) {
+        return context.deregister(promise);
+    }
+
+    @Override
+    public ChannelHandlerContext read() {
+        return context.read();
+    }
+
+    @Override
+    public ChannelFuture write(Object msg) {
+        return context.write(msg);
+    }
+
+    @Override
+    public ChannelFuture write(Object msg, ChannelPromise promise) {
+        if (!(msg instanceof NetworkMessage)) {
+            msg = new NetworkMessage(msg, remoteAddress);
+        }
+        return context.write(msg, promise);
+    }
+
+    @Override
+    public ChannelHandlerContext flush() {
+        return context.flush();
+    }
+
+    @Override
+    public ChannelFuture writeAndFlush(Object msg, ChannelPromise promise) {
+        return context.writeAndFlush(msg, promise);
+    }
+
+    @Override
+    public ChannelFuture writeAndFlush(Object msg) {
+        return context.writeAndFlush(msg);
+    }
+
+    @Override
+    public ChannelPromise newPromise() {
+        return context.newPromise();
+    }
+
+    @Override
+    public ChannelProgressivePromise newProgressivePromise() {
+        return context.newProgressivePromise();
+    }
+
+    @Override
+    public ChannelFuture newSucceededFuture() {
+        return context.newSucceededFuture();
+    }
+
+    @Override
+    public ChannelFuture newFailedFuture(Throwable cause) {
+        return context.newFailedFuture(cause);
+    }
+
+    @Override
+    public ChannelPromise voidPromise() {
+        return context.voidPromise();
+    }
+
+    @Override
+    public ChannelPipeline pipeline() {
+        return context.pipeline();
+    }
+
+    @Override
+    public ByteBufAllocator alloc() {
+        return context.alloc();
+    }
+
+    @Override
+    public <T> Attribute<T> attr(AttributeKey<T> key) {
+        return context.attr(key);
+    }
+
+    @Override
+    public <T> boolean hasAttr(AttributeKey<T> key) {
+        return context.hasAttr(key);
+    }
+
+}